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Husqvarna · Shim-adjusted overhead-cam four-stroke, wet sump, gearbox shares engine oil, chain drive

FX 350

Library entry covers 2017-2025

51 factory 52 guideline

Published source

Husqvarna Owner's Manual 2022 FC 350 FX 350 (3402534en), Service schedule pp.35-37 (ManualsLib 3888547)

Factory source. Covers Husqvarna Owner's Manual 2022 FC 350 / FX 350 (3402534en); one model-year edition for the 2017-2025 row.

103 items for a 2023 model, grouped by interval the way a factory chart is laid out.

How this bike is built (what the schedule is based on)

Engine cycle: Four-stroke
Engine lubrication: Wet sump (oil in crankcase)
Oil filtration: Replaceable cartridge or spin-on filter
Valve gear: Overhead cam, shim adjusted (incl. desmo)
Ignition: Electronic (CDI / transistor / ECU)
Charging: Alternator / stator with rectifier
Battery: Wet cell (flooded lead-acid, needs topping up)
Fuel system: Fuel injection
Cooling: Liquid cooled
Primary drive: Gear or chain inside engine, shares engine oil
Gearbox oil: Shares engine oil
Clutch control: Hand lever, hydraulic
Final drive: Chain
Front suspension: Telescopic fork
Rear suspension: Swingarm, single shock / cantilever
Front brake: Disc, hydraulic
Rear brake: Disc, hydraulic
Wheels: Spoked, tubed
Sidecar: No sidecar

Maintenance schedule

2023 Husqvarna FX 350

On the road: every 300 km

1 item

Check engine oil level

Pre-ride / on the road

Guideline

Each fuel stop on old machines. Dry sump: check the tank hot, engine idling or just stopped, per your manual.

On the road: every 500 km

3 items

Check lights, horn, brake light switches

Pre-ride / on the road

Guideline
Check tire pressures

Pre-ride / on the road

Guideline
Lubricate drive chain

Pre-ride / on the road

Guideline

Lube warm, ideally at the end of the riding day so it soaks in overnight. Sooner after rain.

On the road: every 800 km

1 item

Check coolant level

Pre-ride / on the road

Guideline

On the road: every 1,000 km

1 item

Check chain slack and rear wheel alignment

Pre-ride / on the road

Guideline

Every 1,600 km or 6 months

1 item

Inspect tire tread, sidewalls and date codes

Wheels and tires

Guideline

Every 5,000 km or 12 months

10 items

Check throttle cable(s) free play and return

Fuel and air

Guideline
Clean drive chain thoroughly (remove and soak, re-lube)

Final drive

Guideline

Non O-ring chains on old machines: remove, clean, soak in hot chain grease or lube, refit with the master link clip closed end leading.
Inspect chain and sprockets for wear (measure stretch)

Final drive

Guideline
Check steering head bearing adjustment

Front end

Guideline
Inspect fork seals, stanchions and fork boots

Front end

Guideline
Check footrests, pegs, rear brake and gear lever pivots

Rear suspension and frame

Guideline
Grease and check center / side stand and springs

Rear suspension and frame

Guideline
Check brake pads and discs

Brakes

Guideline
Check spoke tension and wheel true

Wheels and tires

Guideline
Check wheel bearings for play

Wheels and tires

Guideline

Every 6,500 km or 12 months

1 item

Inspect, clean and gap spark plugs

Engine

Guideline

Every 8,000 km or 12 months

2 items

Change engine oil

Engine

Guideline

Pre-1970 machines: many owners run non-detergent or classic-spec oil with no filter, so short intervals matter. Dry sump: drain the tank and the crankcase/sump, flush the tank and clean the feed and return screens.
Replace oil filter

Engine

Guideline

Every 9,500 km or 12 months

7 items

Inspect coolant hoses and clamps

Engine

Guideline
Clean / inspect air filter

Fuel and air

Guideline

Mesh or oiled foam: clean and re-oil. Paper: blow out or replace. Some very early machines have no filter at all.
Check charging voltage and regulator / cut-out

Ignition and electrics

Guideline
Check swingarm bushes for play

Rear suspension and frame

Guideline
Inspect rear shocks for leaks and damping

Rear suspension and frame

Guideline
Lubricate control cables and lever pivots

Controls and cables

Guideline
Lubricate speedometer / tachometer cables, check drive

Controls and cables

Guideline

A dry speedo cable whips the needle and eventually kills the instrument.

Every 16,000 km or 2 years

1 item

Compression test (or leak-down)

Engine

Guideline

Every 19,500 km or 2 years

4 items

Replace air filter element

Fuel and air

Guideline
Synchronize throttle bodies

Fuel and air

Guideline
Clean and grease rear suspension linkage

Rear suspension and frame

Guideline
Grease swingarm pivot

Rear suspension and frame

Guideline

Every 24,000 km or 3 years

1 item

Change fork oil

Front end

Guideline

Some early telescopic forks are grease filled or use very small oil quantities. Check your manual.

Every 24,000 km or 4 years

1 item

Check valve clearances (shim adjusted)

Engine

Guideline

Every 25,500 km or 4 years

1 item

Replace spark plugs

Engine

Guideline

Every 29,000 km

1 item

Replace chain and sprockets (wear based)

Final drive

Guideline

Every 32,000 km or 4 years

2 items

Repack / replace steering head bearings

Front end

Guideline

Many old machines use loose balls in cups and cones. Taper roller conversions are common.
Repack / replace wheel bearings

Wheels and tires

Guideline

Cup-and-cone and taper roller hubs need periodic repacking and adjustment.

Every 38,500 km or 4 years

1 item

Replace fuel filter

Fuel and air

Guideline

Every 40,000 km or 6 years

1 item

Replace swingarm bushes / bearings

Rear suspension and frame

Guideline

Every 48,500 km or 6 years

1 item

Rebuild forks: seals, bushes, springs

Front end

Guideline

Every 10 h

36 items

All moving parts (grease, check smooth operation)

Engine

Factory

Factory: Service schedule (Husqvarna Owner's Manual 2022 FC 350 / FX 350, art. no. 3402534en, section 9, printed pp.35-37): every 10 operating hours and after every race. Required work columns as printed: after 1 operating hour (one-time); every 10, 20, 30 and 40 operating hours; after every race. Recommended work columns: after 10 and after 20 operating hours (one-time); every 50 and every 100 operating hours; every 12 months; every 48 months. Different intervals may apply in your country.
Antifreeze and coolant level (check)

Engine

Factory

Factory: Service schedule (Husqvarna Owner's Manual 2022 FC 350 / FX 350, art. no. 3402534en, section 9, printed pp.35-37): after 1 operating hour, then every 10 operating hours and after every race. Required work columns as printed: after 1 operating hour (one-time); every 10, 20, 30 and 40 operating hours; after every race. Recommended work columns: after 10 and after 20 operating hours (one-time); every 50 and every 100 operating hours; every 12 months; every 48 months. Different intervals may apply in your country.
Engine oil and oil filter (change; clean oil screen)

Engine

Factory

Factory: Service schedule (Husqvarna Owner's Manual 2022 FC 350 / FX 350, art. no. 3402534en, section 9, printed pp.35-37): after 1 operating hour, then every 10 operating hours and after every race. Required work columns as printed: after 1 operating hour (one-time); every 10, 20, 30 and 40 operating hours; after every race. Recommended work columns: after 10 and after 20 operating hours (one-time); every 50 and every 100 operating hours; every 12 months; every 48 months. Different intervals may apply in your country.
Fault memory (read out with diagnostics tool)

Engine

Factory

Factory: Service schedule (Husqvarna Owner's Manual 2022 FC 350 / FX 350, art. no. 3402534en, section 9, printed pp.35-37): after 1 operating hour, then every 10 operating hours and after every race. Required work columns as printed: after 1 operating hour (one-time); every 10, 20, 30 and 40 operating hours; after every race. Recommended work columns: after 10 and after 20 operating hours (one-time); every 50 and every 100 operating hours; every 12 months; every 48 months. Different intervals may apply in your country.
Final check and test ride; read fault memory after the ride

Engine

Factory

Factory: Service schedule (Husqvarna Owner's Manual 2022 FC 350 / FX 350, art. no. 3402534en, section 9, printed pp.35-37): after 1 operating hour, then every 10 operating hours and after every race. Required work columns as printed: after 1 operating hour (one-time); every 10, 20, 30 and 40 operating hours; after every race. Recommended work columns: after 10 and after 20 operating hours (one-time); every 50 and every 100 operating hours; every 12 months; every 48 months. Different intervals may apply in your country.
Hoses and sleeves (check for cracking, tightness and routing)

Engine

Factory

Factory: Service schedule (Husqvarna Owner's Manual 2022 FC 350 / FX 350, art. no. 3402534en, section 9, printed pp.35-37): after 1 operating hour, then every 10 operating hours and after every race. Required work columns as printed: after 1 operating hour (one-time); every 10, 20, 30 and 40 operating hours; after every race. Recommended work columns: after 10 and after 20 operating hours (one-time); every 50 and every 100 operating hours; every 12 months; every 48 months. Different intervals may apply in your country.
Idle speed (check)

Engine

Factory

Factory: Service schedule (Husqvarna Owner's Manual 2022 FC 350 / FX 350, art. no. 3402534en, section 9, printed pp.35-37): after 1 operating hour, then every 10 operating hours and after every race. Required work columns as printed: after 1 operating hour (one-time); every 10, 20, 30 and 40 operating hours; after every race. Recommended work columns: after 10 and after 20 operating hours (one-time); every 50 and every 100 operating hours; every 12 months; every 48 months. Different intervals may apply in your country.
Rim run-out (check)

Engine

Factory

Factory: Service schedule (Husqvarna Owner's Manual 2022 FC 350 / FX 350, art. no. 3402534en, section 9, printed pp.35-37): after 1 operating hour, then every 10 operating hours and after every race. Required work columns as printed: after 1 operating hour (one-time); every 10, 20, 30 and 40 operating hours; after every race. Recommended work columns: after 10 and after 20 operating hours (one-time); every 50 and every 100 operating hours; every 12 months; every 48 months. Different intervals may apply in your country.
Safety-relevant screws and nuts (check tightness)

Engine

Factory

Factory: Service schedule (Husqvarna Owner's Manual 2022 FC 350 / FX 350, art. no. 3402534en, section 9, printed pp.35-37): after 1 operating hour, then every 10 operating hours and after every race. Required work columns as printed: after 1 operating hour (one-time); every 10, 20, 30 and 40 operating hours; after every race. Recommended work columns: after 10 and after 20 operating hours (one-time); every 50 and every 100 operating hours; every 12 months; every 48 months. Different intervals may apply in your country.
Air filter and air filter box (clean)

Fuel and air

Factory

Factory: Service schedule (Husqvarna Owner's Manual 2022 FC 350 / FX 350, art. no. 3402534en, section 9, printed pp.35-37): every 10 operating hours and after every race. Required work columns as printed: after 1 operating hour (one-time); every 10, 20, 30 and 40 operating hours; after every race. Recommended work columns: after 10 and after 20 operating hours (one-time); every 50 and every 100 operating hours; every 12 months; every 48 months. Different intervals may apply in your country.
Fuel pressure (check)

Fuel and air

Factory

Factory: Service schedule (Husqvarna Owner's Manual 2022 FC 350 / FX 350, art. no. 3402534en, section 9, printed pp.35-37): every 10 operating hours and after every race. Required work columns as printed: after 1 operating hour (one-time); every 10, 20, 30 and 40 operating hours; after every race. Recommended work columns: after 10 and after 20 operating hours (one-time); every 50 and every 100 operating hours; every 12 months; every 48 months. Different intervals may apply in your country.
Fuel screen (change)

Fuel and air

Factory

Factory: Service schedule (Husqvarna Owner's Manual 2022 FC 350 / FX 350, art. no. 3402534en, section 9, printed pp.35-37): after 1 operating hour, then every 10 operating hours and after every race. Required work columns as printed: after 1 operating hour (one-time); every 10, 20, 30 and 40 operating hours; after every race. Recommended work columns: after 10 and after 20 operating hours (one-time); every 50 and every 100 operating hours; every 12 months; every 48 months. Different intervals may apply in your country.
12 V battery (check, charge)

Ignition and electrics

Factory

Factory: Service schedule (Husqvarna Owner's Manual 2022 FC 350 / FX 350, art. no. 3402534en, section 9, printed pp.35-37): every 10 operating hours and after every race. Required work columns as printed: after 1 operating hour (one-time); every 10, 20, 30 and 40 operating hours; after every race. Recommended work columns: after 10 and after 20 operating hours (one-time); every 50 and every 100 operating hours; every 12 months; every 48 months. Different intervals may apply in your country.
Hydraulic clutch fluid level (check, correct)

Primary and gearbox

Factory

Factory: Service schedule (Husqvarna Owner's Manual 2022 FC 350 / FX 350, art. no. 3402534en, section 9, printed pp.35-37): every 10 operating hours and after every race. Required work columns as printed: after 1 operating hour (one-time); every 10, 20, 30 and 40 operating hours; after every race. Recommended work columns: after 10 and after 20 operating hours (one-time); every 50 and every 100 operating hours; every 12 months; every 48 months. Different intervals may apply in your country.
Chain tension (check)

Final drive

Factory

Factory: Service schedule (Husqvarna Owner's Manual 2022 FC 350 / FX 350, art. no. 3402534en, section 9, printed pp.35-37): after 1 operating hour, then every 10 operating hours and after every race. Required work columns as printed: after 1 operating hour (one-time); every 10, 20, 30 and 40 operating hours; after every race. Recommended work columns: after 10 and after 20 operating hours (one-time); every 50 and every 100 operating hours; every 12 months; every 48 months. Different intervals may apply in your country.
Chain, rear sprocket, engine sprocket and chain guide (check)

Final drive

Factory

Factory: Service schedule (Husqvarna Owner's Manual 2022 FC 350 / FX 350, art. no. 3402534en, section 9, printed pp.35-37): every 10 operating hours and after every race. Required work columns as printed: after 1 operating hour (one-time); every 10, 20, 30 and 40 operating hours; after every race. Recommended work columns: after 10 and after 20 operating hours (one-time); every 50 and every 100 operating hours; every 12 months; every 48 months. Different intervals may apply in your country.
Link fork (check)

Front end

Factory

Factory: Service schedule (Husqvarna Owner's Manual 2022 FC 350 / FX 350, art. no. 3402534en, section 9, printed pp.35-37): every 10 operating hours and after every race. Required work columns as printed: after 1 operating hour (one-time); every 10, 20, 30 and 40 operating hours; after every race. Recommended work columns: after 10 and after 20 operating hours (one-time); every 50 and every 100 operating hours; every 12 months; every 48 months. Different intervals may apply in your country.
Steering head bearing (check for play)

Front end

Factory

Factory: Service schedule (Husqvarna Owner's Manual 2022 FC 350 / FX 350, art. no. 3402534en, section 9, printed pp.35-37): after 1 operating hour, then every 10 operating hours and after every race. Required work columns as printed: after 1 operating hour (one-time); every 10, 20, 30 and 40 operating hours; after every race. Recommended work columns: after 10 and after 20 operating hours (one-time); every 50 and every 100 operating hours; every 12 months; every 48 months. Different intervals may apply in your country.
Frame (check)

Rear suspension and frame

Factory

Factory: Service schedule (Husqvarna Owner's Manual 2022 FC 350 / FX 350, art. no. 3402534en, section 9, printed pp.35-37): every 10 operating hours and after every race. Required work columns as printed: after 1 operating hour (one-time); every 10, 20, 30 and 40 operating hours; after every race. Recommended work columns: after 10 and after 20 operating hours (one-time); every 50 and every 100 operating hours; every 12 months; every 48 months. Different intervals may apply in your country.
Shock absorber heim joint (check for play)

Rear suspension and frame

Factory

Factory: Service schedule (Husqvarna Owner's Manual 2022 FC 350 / FX 350, art. no. 3402534en, section 9, printed pp.35-37): every 10 operating hours and after every race. Required work columns as printed: after 1 operating hour (one-time); every 10, 20, 30 and 40 operating hours; after every race. Recommended work columns: after 10 and after 20 operating hours (one-time); every 50 and every 100 operating hours; every 12 months; every 48 months. Different intervals may apply in your country.
Shock absorber linkage (check)

Rear suspension and frame

Factory

Factory: Service schedule (Husqvarna Owner's Manual 2022 FC 350 / FX 350, art. no. 3402534en, section 9, printed pp.35-37): every 10 operating hours and after every race. Required work columns as printed: after 1 operating hour (one-time); every 10, 20, 30 and 40 operating hours; after every race. Recommended work columns: after 10 and after 20 operating hours (one-time); every 50 and every 100 operating hours; every 12 months; every 48 months. Different intervals may apply in your country.
Brake discs (check)

Brakes

Factory

Factory: Service schedule (Husqvarna Owner's Manual 2022 FC 350 / FX 350, art. no. 3402534en, section 9, printed pp.35-37): every 10 operating hours and after every race. Required work columns as printed: after 1 operating hour (one-time); every 10, 20, 30 and 40 operating hours; after every race. Recommended work columns: after 10 and after 20 operating hours (one-time); every 50 and every 100 operating hours; every 12 months; every 48 months. Different intervals may apply in your country.
Brake lines (check for damage and leakage)

Brakes

Factory

Factory: Service schedule (Husqvarna Owner's Manual 2022 FC 350 / FX 350, art. no. 3402534en, section 9, printed pp.35-37): every 10 operating hours and after every race. Required work columns as printed: after 1 operating hour (one-time); every 10, 20, 30 and 40 operating hours; after every race. Recommended work columns: after 10 and after 20 operating hours (one-time); every 50 and every 100 operating hours; every 12 months; every 48 months. Different intervals may apply in your country.
Foot brake lever free travel (check)

Brakes

Factory

Factory: Service schedule (Husqvarna Owner's Manual 2022 FC 350 / FX 350, art. no. 3402534en, section 9, printed pp.35-37): every 10 operating hours and after every race. Required work columns as printed: after 1 operating hour (one-time); every 10, 20, 30 and 40 operating hours; after every race. Recommended work columns: after 10 and after 20 operating hours (one-time); every 50 and every 100 operating hours; every 12 months; every 48 months. Different intervals may apply in your country.
Front brake fluid level (check)

Brakes

Factory

Factory: Service schedule (Husqvarna Owner's Manual 2022 FC 350 / FX 350, art. no. 3402534en, section 9, printed pp.35-37): every 10 operating hours and after every race. Required work columns as printed: after 1 operating hour (one-time); every 10, 20, 30 and 40 operating hours; after every race. Recommended work columns: after 10 and after 20 operating hours (one-time); every 50 and every 100 operating hours; every 12 months; every 48 months. Different intervals may apply in your country.
Front brake linings (check)

Brakes

Factory

Factory: Service schedule (Husqvarna Owner's Manual 2022 FC 350 / FX 350, art. no. 3402534en, section 9, printed pp.35-37): every 10 operating hours and after every race. Required work columns as printed: after 1 operating hour (one-time); every 10, 20, 30 and 40 operating hours; after every race. Recommended work columns: after 10 and after 20 operating hours (one-time); every 50 and every 100 operating hours; every 12 months; every 48 months. Different intervals may apply in your country.
Hand brake lever free travel (check)

Brakes

Factory

Factory: Service schedule (Husqvarna Owner's Manual 2022 FC 350 / FX 350, art. no. 3402534en, section 9, printed pp.35-37): every 10 operating hours and after every race. Required work columns as printed: after 1 operating hour (one-time); every 10, 20, 30 and 40 operating hours; after every race. Recommended work columns: after 10 and after 20 operating hours (one-time); every 50 and every 100 operating hours; every 12 months; every 48 months. Different intervals may apply in your country.
Rear brake fluid level (check)

Brakes

Factory

Factory: Service schedule (Husqvarna Owner's Manual 2022 FC 350 / FX 350, art. no. 3402534en, section 9, printed pp.35-37): every 10 operating hours and after every race. Required work columns as printed: after 1 operating hour (one-time); every 10, 20, 30 and 40 operating hours; after every race. Recommended work columns: after 10 and after 20 operating hours (one-time); every 50 and every 100 operating hours; every 12 months; every 48 months. Different intervals may apply in your country.
Rear brake linings (check)

Brakes

Factory

Factory: Service schedule (Husqvarna Owner's Manual 2022 FC 350 / FX 350, art. no. 3402534en, section 9, printed pp.35-37): every 10 operating hours and after every race. Required work columns as printed: after 1 operating hour (one-time); every 10, 20, 30 and 40 operating hours; after every race. Recommended work columns: after 10 and after 20 operating hours (one-time); every 50 and every 100 operating hours; every 12 months; every 48 months. Different intervals may apply in your country.
Spoke tension (check)

Wheels and tires

Factory

Factory: Service schedule (Husqvarna Owner's Manual 2022 FC 350 / FX 350, art. no. 3402534en, section 9, printed pp.35-37): after 1 operating hour, then every 10 operating hours and after every race. Required work columns as printed: after 1 operating hour (one-time); every 10, 20, 30 and 40 operating hours; after every race. Recommended work columns: after 10 and after 20 operating hours (one-time); every 50 and every 100 operating hours; every 12 months; every 48 months. Different intervals may apply in your country.
Tire condition (check)

Wheels and tires

Factory

Factory: Service schedule (Husqvarna Owner's Manual 2022 FC 350 / FX 350, art. no. 3402534en, section 9, printed pp.35-37): after 1 operating hour, then every 10 operating hours and after every race. Required work columns as printed: after 1 operating hour (one-time); every 10, 20, 30 and 40 operating hours; after every race. Recommended work columns: after 10 and after 20 operating hours (one-time); every 50 and every 100 operating hours; every 12 months; every 48 months. Different intervals may apply in your country.
Tire pressure (check)

Wheels and tires

Factory

Factory: Service schedule (Husqvarna Owner's Manual 2022 FC 350 / FX 350, art. no. 3402534en, section 9, printed pp.35-37): after 1 operating hour, then every 10 operating hours and after every race. Required work columns as printed: after 1 operating hour (one-time); every 10, 20, 30 and 40 operating hours; after every race. Recommended work columns: after 10 and after 20 operating hours (one-time); every 50 and every 100 operating hours; every 12 months; every 48 months. Different intervals may apply in your country.
Wheel bearings (check for play)

Wheels and tires

Factory

Factory: Service schedule (Husqvarna Owner's Manual 2022 FC 350 / FX 350, art. no. 3402534en, section 9, printed pp.35-37): every 10 operating hours and after every race. Required work columns as printed: after 1 operating hour (one-time); every 10, 20, 30 and 40 operating hours; after every race. Recommended work columns: after 10 and after 20 operating hours (one-time); every 50 and every 100 operating hours; every 12 months; every 48 months. Different intervals may apply in your country.
Wheel hubs (check)

Wheels and tires

Factory

Factory: Service schedule (Husqvarna Owner's Manual 2022 FC 350 / FX 350, art. no. 3402534en, section 9, printed pp.35-37): every 10 operating hours and after every race. Required work columns as printed: after 1 operating hour (one-time); every 10, 20, 30 and 40 operating hours; after every race. Recommended work columns: after 10 and after 20 operating hours (one-time); every 50 and every 100 operating hours; every 12 months; every 48 months. Different intervals may apply in your country.
Cables (check for damage and kink-free routing)

Controls and cables

Factory

Factory: Service schedule (Husqvarna Owner's Manual 2022 FC 350 / FX 350, art. no. 3402534en, section 9, printed pp.35-37): every 10 operating hours and after every race. Required work columns as printed: after 1 operating hour (one-time); every 10, 20, 30 and 40 operating hours; after every race. Recommended work columns: after 10 and after 20 operating hours (one-time); every 50 and every 100 operating hours; every 12 months; every 48 months. Different intervals may apply in your country.
Throttle cables (check condition, routing and setting)

Controls and cables

Factory

Factory: Service schedule (Husqvarna Owner's Manual 2022 FC 350 / FX 350, art. no. 3402534en, section 9, printed pp.35-37): after 1 operating hour, then every 10 operating hours and after every race. Required work columns as printed: after 1 operating hour (one-time); every 10, 20, 30 and 40 operating hours; after every race. Recommended work columns: after 10 and after 20 operating hours (one-time); every 50 and every 100 operating hours; every 12 months; every 48 months. Different intervals may apply in your country.

Every 20 h

3 items

Main muffler glass fiber yarn filling (change)

Engine

Factory

Factory: Service schedule (Husqvarna Owner's Manual 2022 FC 350 / FX 350, art. no. 3402534en, section 9, printed pp.35-37): every 20 operating hours. Required work columns as printed: after 1 operating hour (one-time); every 10, 20, 30 and 40 operating hours; after every race. Recommended work columns: after 10 and after 20 operating hours (one-time); every 50 and every 100 operating hours; every 12 months; every 48 months. Different intervals may apply in your country.
Clutch (check)

Primary and gearbox

Factory

Factory: Service schedule (Husqvarna Owner's Manual 2022 FC 350 / FX 350, art. no. 3402534en, section 9, printed pp.35-37): every 20 operating hours. Required work columns as printed: after 1 operating hour (one-time); every 10, 20, 30 and 40 operating hours; after every race. Recommended work columns: after 10 and after 20 operating hours (one-time); every 50 and every 100 operating hours; every 12 months; every 48 months. Different intervals may apply in your country.
Fork bearing (check for play)

Front end

Factory

Factory: Service schedule (Husqvarna Owner's Manual 2022 FC 350 / FX 350, art. no. 3402534en, section 9, printed pp.35-37): every 20 operating hours. Required work columns as printed: after 1 operating hour (one-time); every 10, 20, 30 and 40 operating hours; after every race. Recommended work columns: after 10 and after 20 operating hours (one-time); every 50 and every 100 operating hours; every 12 months; every 48 months. Different intervals may apply in your country.

Every 30 h

2 items

Valve clearance (check)

Engine

Factory

Factory: Service schedule (Husqvarna Owner's Manual 2022 FC 350 / FX 350, art. no. 3402534en, section 9, printed pp.35-37): after 1 operating hour, then every 30 operating hours. Required work columns as printed: after 1 operating hour (one-time); every 10, 20, 30 and 40 operating hours; after every race. Recommended work columns: after 10 and after 20 operating hours (one-time); every 50 and every 100 operating hours; every 12 months; every 48 months. Different intervals may apply in your country.
Water pump cover seal and radial shaft seal rings (change)

Engine

Factory

Factory: Service schedule (Husqvarna Owner's Manual 2022 FC 350 / FX 350, art. no. 3402534en, section 9, printed pp.35-37): every 30 operating hours. Required work columns as printed: after 1 operating hour (one-time); every 10, 20, 30 and 40 operating hours; after every race. Recommended work columns: after 10 and after 20 operating hours (one-time); every 50 and every 100 operating hours; every 12 months; every 48 months. Different intervals may apply in your country.

Every 40 h

2 items

Fork (service)

Front end

Factory

Factory: Service schedule (Husqvarna Owner's Manual 2022 FC 350 / FX 350, art. no. 3402534en, section 9, printed pp.35-37): every 40 operating hours (required); recommended once after 10 operating hours. Required work columns as printed: after 1 operating hour (one-time); every 10, 20, 30 and 40 operating hours; after every race. Recommended work columns: after 10 and after 20 operating hours (one-time); every 50 and every 100 operating hours; every 12 months; every 48 months. Different intervals may apply in your country.
Shock absorber (service)

Rear suspension and frame

Factory

Factory: Service schedule (Husqvarna Owner's Manual 2022 FC 350 / FX 350, art. no. 3402534en, section 9, printed pp.35-37): every 40 operating hours (required); recommended once after 20 operating hours. Required work columns as printed: after 1 operating hour (one-time); every 10, 20, 30 and 40 operating hours; after every race. Recommended work columns: after 10 and after 20 operating hours (one-time); every 50 and every 100 operating hours; every 12 months; every 48 months. Different intervals may apply in your country.

Every 50 h

1 item

Minor engine service (recommended): spark plug and connector, piston, cylinder, cylinder head, camshaft and cam lever, timing assembly, intake flange

Controls and cables

Factory

Factory: Service schedule (Husqvarna Owner's Manual 2022 FC 350 / FX 350, art. no. 3402534en, section 9, printed pp.35-37): every 50 operating hours (marked in the 50 and 100 hour columns). Required work columns as printed: after 1 operating hour (one-time); every 10, 20, 30 and 40 operating hours; after every race. Recommended work columns: after 10 and after 20 operating hours (one-time); every 50 and every 100 operating hours; every 12 months; every 48 months. Different intervals may apply in your country.

Every 100 h

2 items

Fuel filter (change; recommended)

Fuel and air

Factory

Factory: Service schedule (Husqvarna Owner's Manual 2022 FC 350 / FX 350, art. no. 3402534en, section 9, printed pp.35-37): every 100 operating hours. Required work columns as printed: after 1 operating hour (one-time); every 10, 20, 30 and 40 operating hours; after every race. Recommended work columns: after 10 and after 20 operating hours (one-time); every 50 and every 100 operating hours; every 12 months; every 48 months. Different intervals may apply in your country.
Major engine service (recommended): valves, springs, seats and retainers, connecting rod, conrod bearing and crank pin, transmission and shift mechanism, oil pressure control valve, suction pump, force pump and lubrication system, timing chain, all engine bearings, freewheel

Final drive

Factory

Factory: Service schedule (Husqvarna Owner's Manual 2022 FC 350 / FX 350, art. no. 3402534en, section 9, printed pp.35-37): every 100 operating hours. Required work columns as printed: after 1 operating hour (one-time); every 10, 20, 30 and 40 operating hours; after every race. Recommended work columns: after 10 and after 20 operating hours (one-time); every 50 and every 100 operating hours; every 12 months; every 48 months. Different intervals may apply in your country.

Every 6 months

1 item

Clean battery terminals, check charge and strap

Ignition and electrics

Guideline

Every 12 months

4 items

Hydraulic clutch fluid (change; recommended)

Primary and gearbox

Factory

Factory: Service schedule (Husqvarna Owner's Manual 2022 FC 350 / FX 350, art. no. 3402534en, section 9, printed pp.35-37): every 12 months (marked in the 12 and 48 month columns). Required work columns as printed: after 1 operating hour (one-time); every 10, 20, 30 and 40 operating hours; after every race. Recommended work columns: after 10 and after 20 operating hours (one-time); every 50 and every 100 operating hours; every 12 months; every 48 months. Different intervals may apply in your country.
Steering head bearing (lubricate; recommended)

Front end

Factory

Factory: Service schedule (Husqvarna Owner's Manual 2022 FC 350 / FX 350, art. no. 3402534en, section 9, printed pp.35-37): every 12 months (marked in the 12 and 48 month columns). Required work columns as printed: after 1 operating hour (one-time); every 10, 20, 30 and 40 operating hours; after every race. Recommended work columns: after 10 and after 20 operating hours (one-time); every 50 and every 100 operating hours; every 12 months; every 48 months. Different intervals may apply in your country.
Front brake fluid (change; recommended)

Brakes

Factory

Factory: Service schedule (Husqvarna Owner's Manual 2022 FC 350 / FX 350, art. no. 3402534en, section 9, printed pp.35-37): every 12 months (marked in the 12 and 48 month columns). Required work columns as printed: after 1 operating hour (one-time); every 10, 20, 30 and 40 operating hours; after every race. Recommended work columns: after 10 and after 20 operating hours (one-time); every 50 and every 100 operating hours; every 12 months; every 48 months. Different intervals may apply in your country.
Rear brake fluid (change; recommended)

Brakes

Factory

Factory: Service schedule (Husqvarna Owner's Manual 2022 FC 350 / FX 350, art. no. 3402534en, section 9, printed pp.35-37): every 12 months (marked in the 12 and 48 month columns). Required work columns as printed: after 1 operating hour (one-time); every 10, 20, 30 and 40 operating hours; after every race. Recommended work columns: after 10 and after 20 operating hours (one-time); every 50 and every 100 operating hours; every 12 months; every 48 months. Different intervals may apply in your country.

Every 2 years

5 items

Replace coolant

Engine

Guideline
Inspect wiring, bullet connectors and ground points

Ignition and electrics

Guideline
Replace hydraulic clutch fluid

Primary and gearbox

Guideline
Inspect frame, welds and lugs for cracks

Rear suspension and frame

Guideline
Replace brake fluid

Brakes

Guideline

Every 4 years

4 items

Coolant (change; recommended)

Engine

Factory

Factory: Service schedule (Husqvarna Owner's Manual 2022 FC 350 / FX 350, art. no. 3402534en, section 9, printed pp.35-37): every 48 months. Required work columns as printed: after 1 operating hour (one-time); every 10, 20, 30 and 40 operating hours; after every race. Recommended work columns: after 10 and after 20 operating hours (one-time); every 50 and every 100 operating hours; every 12 months; every 48 months. Different intervals may apply in your country.
Replace fuel lines

Fuel and air

Guideline

Old rubber and modern ethanol fuel do not mix well.
Inspect brake hoses; replace old rubber

Brakes

Guideline
Rebuild calipers and master cylinders (seals)

Brakes

Guideline

Every 6 years

2 items

Replace inner tubes and rim tape with tires

Wheels and tires

Guideline
Replace tires on age (regardless of tread)

Wheels and tires

Guideline

Guideline lines: Intervals here are general guidelines for the machine's era and layout, compiled for this app. They are not factory manual figures. Check your workshop manual, and edit any interval in the bike's Schedule tab.