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Tomos · Two-stroke single, premix, CVT belt drive

Flexer (49 cc)

Library entry covers 2003-2017

20 factory 44 guideline

Published source

Tomos FLEXER 45 user's manual, maintenance schedule printed p.18 (ManualsHive 1125843 p.19)

Factory owner's handbook. Covers Tomos FLEXER 45 user's manual (45 is the km/h restriction of the 49 cc Flexer; edition year not shown).

64 items for a 2009 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: Two-stroke
Engine lubrication: Two-stroke premix (oil in fuel)
Oil filtration: None (no filter)
Valve gear: None (two-stroke porting)
Ignition: Electronic (CDI / transistor / ECU)
Charging: Alternator / stator with rectifier
Battery: Wet cell (flooded lead-acid, needs topping up)
Fuel system: Single carburetor
Cooling: Air / oil cooled
Primary drive: Gear or chain inside engine, shares engine oil
Gearbox oil: Separate gearbox oil
Clutch control: Automatic or semi-automatic
Final drive: Belt CVT, scooter automatic
Front suspension: Telescopic fork
Rear suspension: Swingarm, single shock / cantilever
Front brake: Drum (or band / stirrup)
Rear brake: Drum (or band / belt rim)
Wheels: Cast / alloy, tubeless
Sidecar: No sidecar

Maintenance schedule

2009 Tomos Flexer (49 cc)

On the road: every 150 mi

1 item

Check two-stroke oil tank / carry premix oil

Pre-ride / on the road

Guideline

Running a two-stroke out of oil seizes it. Injection bikes: check the tank. Premix: carry oil and a measure.

On the road: every 300 mi

2 items

Check lights, horn, brake light switches

Pre-ride / on the road

Guideline
Check tire pressures

Pre-ride / on the road

Guideline

Every 1,000 mi or 6 months

3 items

Adjust front drum brake

Brakes

Guideline
Adjust rear drum brake and rod / cable linkage

Brakes

Guideline
Inspect tire tread, sidewalls and date codes

Wheels and tires

Guideline

Every 2,000 mi or 12 months

1 item

Replace spark plugs (two-stroke)

Engine

Guideline

Every 3,000 mi or 12 months

8 items

Check throttle cable(s) free play and return

Fuel and air

Guideline
Clean fuel tap filter / sediment bowl

Fuel and air

Guideline
Adjust automatic / semi-automatic clutch

Primary and gearbox

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 wheel bearings for play

Wheels and tires

Guideline

Every 3,000 mi or 2 years

1 item

Decarbonize exhaust ports, pipes and baffles

Engine

Guideline

Two-strokes coke up the exhaust port and muffler baffles; power falls off gradually.

Every 3,107 mi or 6 months

17 items

Bolt and nut tightness (check)

Engine

Factory

Factory: Maintenance schedule (Tomos FLEXER 45 user's manual, printed p.18; intervals in km and months, whichever comes first, for the period up to 20,000 km or 24 months; columns 1,000 km / 2 months, 3,000 km / 6 months, and 10,000, 15,000, 20,000 km / 12, 18, 24 months). Lubricants: gearbox ATF A or ATF F; other parts SAE 30 engine oil and LIS 2 grease. Check. Marked at 1,000 km (2 months), 3,000 km (6 months), then 10,000, 15,000 and 20,000 km (12, 18, 24 months).
Cylinder and exhaust pipe (clean)

Engine

Factory

Factory: Maintenance schedule (Tomos FLEXER 45 user's manual, printed p.18; intervals in km and months, whichever comes first, for the period up to 20,000 km or 24 months; columns 1,000 km / 2 months, 3,000 km / 6 months, and 10,000, 15,000, 20,000 km / 12, 18, 24 months). Lubricants: gearbox ATF A or ATF F; other parts SAE 30 engine oil and LIS 2 grease. Cleaning. Marked at 3,000 km (6 months), then 10,000, 15,000 and 20,000 km (12, 18, 24 months).
Cylinder head, piston head, exhaust duct (clean)

Engine

Factory

Factory: Maintenance schedule (Tomos FLEXER 45 user's manual, printed p.18; intervals in km and months, whichever comes first, for the period up to 20,000 km or 24 months; columns 1,000 km / 2 months, 3,000 km / 6 months, and 10,000, 15,000, 20,000 km / 12, 18, 24 months). Lubricants: gearbox ATF A or ATF F; other parts SAE 30 engine oil and LIS 2 grease. Cleaning. Marked at 3,000 km (6 months), then 10,000, 15,000 and 20,000 km (12, 18, 24 months).
Horn and lights (check)

Engine

Factory

Factory: Maintenance schedule (Tomos FLEXER 45 user's manual, printed p.18; intervals in km and months, whichever comes first, for the period up to 20,000 km or 24 months; columns 1,000 km / 2 months, 3,000 km / 6 months, and 10,000, 15,000, 20,000 km / 12, 18, 24 months). Lubricants: gearbox ATF A or ATF F; other parts SAE 30 engine oil and LIS 2 grease. Check. Marked at 1,000 km (2 months), 3,000 km (6 months), then 10,000, 15,000 and 20,000 km (12, 18, 24 months).
Idle run and throttle (check and adjust)

Engine

Factory

Factory: Maintenance schedule (Tomos FLEXER 45 user's manual, printed p.18; intervals in km and months, whichever comes first, for the period up to 20,000 km or 24 months; columns 1,000 km / 2 months, 3,000 km / 6 months, and 10,000, 15,000, 20,000 km / 12, 18, 24 months). Lubricants: gearbox ATF A or ATF F; other parts SAE 30 engine oil and LIS 2 grease. Check and adjust. Marked at 1,000 km (2 months), 3,000 km (6 months), then 10,000, 15,000 and 20,000 km (12, 18, 24 months).
Spark plug electrode clearance (check)

Engine

Factory

Factory: Maintenance schedule (Tomos FLEXER 45 user's manual, printed p.18; intervals in km and months, whichever comes first, for the period up to 20,000 km or 24 months; columns 1,000 km / 2 months, 3,000 km / 6 months, and 10,000, 15,000, 20,000 km / 12, 18, 24 months). Lubricants: gearbox ATF A or ATF F; other parts SAE 30 engine oil and LIS 2 grease. Check and adjust. Marked at 1,000 km (2 months), 3,000 km (6 months), then 10,000, 15,000 and 20,000 km (12, 18, 24 months).
Air filter (clean and oil)

Fuel and air

Factory

Factory: Maintenance schedule (Tomos FLEXER 45 user's manual, printed p.18; intervals in km and months, whichever comes first, for the period up to 20,000 km or 24 months; columns 1,000 km / 2 months, 3,000 km / 6 months, and 10,000, 15,000, 20,000 km / 12, 18, 24 months). Lubricants: gearbox ATF A or ATF F; other parts SAE 30 engine oil and LIS 2 grease. Cleaning (oiling). Marked at 3,000 km (6 months), then 10,000, 15,000 and 20,000 km (12, 18, 24 months).
Gearbox oil change

Primary and gearbox

Factory

Factory: Maintenance schedule (Tomos FLEXER 45 user's manual, printed p.18; intervals in km and months, whichever comes first, for the period up to 20,000 km or 24 months; columns 1,000 km / 2 months, 3,000 km / 6 months, and 10,000, 15,000, 20,000 km / 12, 18, 24 months). Lubricants: gearbox ATF A or ATF F; other parts SAE 30 engine oil and LIS 2 grease. Oil lubrication. Marked at 1,000 km (2 months), 3,000 km (6 months), then 10,000, 15,000 and 20,000 km (12, 18, 24 months). About 300 cm3 of ATF.
Gearbox oil level (check)

Primary and gearbox

Factory

Factory: Maintenance schedule (Tomos FLEXER 45 user's manual, printed p.18; intervals in km and months, whichever comes first, for the period up to 20,000 km or 24 months; columns 1,000 km / 2 months, 3,000 km / 6 months, and 10,000, 15,000, 20,000 km / 12, 18, 24 months). Lubricants: gearbox ATF A or ATF F; other parts SAE 30 engine oil and LIS 2 grease. Check. Marked at 1,000 km (2 months), 3,000 km (6 months), then 10,000, 15,000 and 20,000 km (12, 18, 24 months).
Chain (oil)

Final drive

Factory

Factory: Maintenance schedule (Tomos FLEXER 45 user's manual, printed p.18; intervals in km and months, whichever comes first, for the period up to 20,000 km or 24 months; columns 1,000 km / 2 months, 3,000 km / 6 months, and 10,000, 15,000, 20,000 km / 12, 18, 24 months). Lubricants: gearbox ATF A or ATF F; other parts SAE 30 engine oil and LIS 2 grease. Oil lubrication. Marked at 1,000 km (2 months), 3,000 km (6 months), then 10,000, 15,000 and 20,000 km (12, 18, 24 months).
Chain tension (check and adjust)

Final drive

Factory

Factory: Maintenance schedule (Tomos FLEXER 45 user's manual, printed p.18; intervals in km and months, whichever comes first, for the period up to 20,000 km or 24 months; columns 1,000 km / 2 months, 3,000 km / 6 months, and 10,000, 15,000, 20,000 km / 12, 18, 24 months). Lubricants: gearbox ATF A or ATF F; other parts SAE 30 engine oil and LIS 2 grease. Check and adjust. Marked at 1,000 km (2 months), 3,000 km (6 months), then 10,000, 15,000 and 20,000 km (12, 18, 24 months).
Steering bearing clearance (check)

Front end

Factory

Factory: Maintenance schedule (Tomos FLEXER 45 user's manual, printed p.18; intervals in km and months, whichever comes first, for the period up to 20,000 km or 24 months; columns 1,000 km / 2 months, 3,000 km / 6 months, and 10,000, 15,000, 20,000 km / 12, 18, 24 months). Lubricants: gearbox ATF A or ATF F; other parts SAE 30 engine oil and LIS 2 grease. Check and adjust. Marked at 1,000 km (2 months), 3,000 km (6 months), then 10,000, 15,000 and 20,000 km (12, 18, 24 months).
Steering bearings (grease)

Front end

Factory

Factory: Maintenance schedule (Tomos FLEXER 45 user's manual, printed p.18; intervals in km and months, whichever comes first, for the period up to 20,000 km or 24 months; columns 1,000 km / 2 months, 3,000 km / 6 months, and 10,000, 15,000, 20,000 km / 12, 18, 24 months). Lubricants: gearbox ATF A or ATF F; other parts SAE 30 engine oil and LIS 2 grease. Greasing. Marked at 10,000, 15,000 and 20,000 km (12, 18, 24 months).
Brake operation (check and adjust)

Brakes

Factory

Factory: Maintenance schedule (Tomos FLEXER 45 user's manual, printed p.18; intervals in km and months, whichever comes first, for the period up to 20,000 km or 24 months; columns 1,000 km / 2 months, 3,000 km / 6 months, and 10,000, 15,000, 20,000 km / 12, 18, 24 months). Lubricants: gearbox ATF A or ATF F; other parts SAE 30 engine oil and LIS 2 grease. Check and adjust. Marked at 1,000 km (2 months), 3,000 km (6 months), then 10,000, 15,000 and 20,000 km (12, 18, 24 months).
Tire pressure (check)

Wheels and tires

Factory

Factory: Maintenance schedule (Tomos FLEXER 45 user's manual, printed p.18; intervals in km and months, whichever comes first, for the period up to 20,000 km or 24 months; columns 1,000 km / 2 months, 3,000 km / 6 months, and 10,000, 15,000, 20,000 km / 12, 18, 24 months). Lubricants: gearbox ATF A or ATF F; other parts SAE 30 engine oil and LIS 2 grease. Check. Marked at 1,000 km (2 months), 3,000 km (6 months), then 10,000, 15,000 and 20,000 km (12, 18, 24 months). Front and rear 2.2 bar.
Wheel bearing clearance (check)

Wheels and tires

Factory

Factory: Maintenance schedule (Tomos FLEXER 45 user's manual, printed p.18; intervals in km and months, whichever comes first, for the period up to 20,000 km or 24 months; columns 1,000 km / 2 months, 3,000 km / 6 months, and 10,000, 15,000, 20,000 km / 12, 18, 24 months). Lubricants: gearbox ATF A or ATF F; other parts SAE 30 engine oil and LIS 2 grease. Check and adjust. Marked at 1,000 km (2 months), 3,000 km (6 months), then 10,000, 15,000 and 20,000 km (12, 18, 24 months).
Wheel track (check)

Wheels and tires

Factory

Factory: Maintenance schedule (Tomos FLEXER 45 user's manual, printed p.18; intervals in km and months, whichever comes first, for the period up to 20,000 km or 24 months; columns 1,000 km / 2 months, 3,000 km / 6 months, and 10,000, 15,000, 20,000 km / 12, 18, 24 months). Lubricants: gearbox ATF A or ATF F; other parts SAE 30 engine oil and LIS 2 grease. Check and adjust. Marked at 3,000 km (6 months), then 10,000, 15,000 and 20,000 km (12, 18, 24 months).

Every 4,000 mi or 12 months

3 items

Inspect, clean and gap spark plugs

Engine

Guideline
Inspect CVT drive belt, rollers / sliders and clutch shoes

Final drive

Guideline

Typical scooter interval. Your owner's manual figure governs; check belt width against the service limit.
Lubricate brake cam spindles, check linings and drums

Brakes

Guideline

Every 6,000 mi or 12 months

7 items

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.
Clean carburetor float bowl(s), check float level and jets

Fuel and air

Guideline

Ethanol fuel varnishes old carbs quickly in storage.
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 10,000 mi or 2 years

2 items

Compression test (or leak-down)

Engine

Guideline
Change gearbox oil

Primary and gearbox

Guideline

Every 12,000 mi or 2 years

3 items

Replace air filter element

Fuel and air

Guideline
Clean and grease rear suspension linkage

Rear suspension and frame

Guideline
Grease swingarm pivot

Rear suspension and frame

Guideline

Every 12,000 mi or 3 years

1 item

Replace CVT drive belt

Final drive

Guideline

Typical scooter interval, or sooner if the belt is cracked, glazed or below its width limit.

Every 15,000 mi 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 15,000 mi

1 item

Replace brake linings / skim drums (wear based)

Brakes

Guideline

Every 16,000 mi or 4 years

1 item

Replace spark plugs

Engine

Guideline

Every 20,000 mi 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 25,000 mi or 6 years

1 item

Replace swingarm bushes / bearings

Rear suspension and frame

Guideline

Every 30,000 mi or 6 years

1 item

Rebuild forks: seals, bushes, springs

Front end

Guideline

Every 6 months

1 item

Clean battery terminals, check charge and strap

Ignition and electrics

Guideline

Every 2 years

2 items

Inspect wiring, bullet connectors and ground points

Ignition and electrics

Guideline
Inspect frame, welds and lugs for cracks

Rear suspension and frame

Guideline

Every 4 years

1 item

Replace fuel lines

Fuel and air

Guideline

Old rubber and modern ethanol fuel do not mix well.

Every 6 years

1 item

Replace tires on age (regardless of tread)

Wheels and tires

Guideline

No interval set

3 items

Spark plug (clean)

Engine

Factory

Factory: Maintenance schedule (Tomos FLEXER 45 user's manual, printed p.18; intervals in km and months, whichever comes first, for the period up to 20,000 km or 24 months; columns 1,000 km / 2 months, 3,000 km / 6 months, and 10,000, 15,000, 20,000 km / 12, 18, 24 months). Lubricants: gearbox ATF A or ATF F; other parts SAE 30 engine oil and LIS 2 grease. Cleaning, as necessary.
Rear fork bearing bushes (grease)

Front end

Factory

Factory: Maintenance schedule (Tomos FLEXER 45 user's manual, printed p.18; intervals in km and months, whichever comes first, for the period up to 20,000 km or 24 months; columns 1,000 km / 2 months, 3,000 km / 6 months, and 10,000, 15,000, 20,000 km / 12, 18, 24 months). Lubricants: gearbox ATF A or ATF F; other parts SAE 30 engine oil and LIS 2 grease. Greasing, as necessary.
Bowden cables (oil)

Controls and cables

Factory

Factory: Maintenance schedule (Tomos FLEXER 45 user's manual, printed p.18; intervals in km and months, whichever comes first, for the period up to 20,000 km or 24 months; columns 1,000 km / 2 months, 3,000 km / 6 months, and 10,000, 15,000, 20,000 km / 12, 18, 24 months). Lubricants: gearbox ATF A or ATF F; other parts SAE 30 engine oil and LIS 2 grease. Oil lubrication, as necessary.

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.