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Skyteam · Overhead-cam four-stroke single, wet sump, gearbox shares engine oil, chain drive

Skymax (124 cc)

Library entry covers 2016-2021

17 factory 48 guideline

Published source

Skyteam ST 125-6 Operation Instruction Manual, Periodic maintenance chart p.27, key p.28 (ManualsLib 3830008 page 16)

Factory owner's handbook. Covers Skyteam ST 50-6 / ST 110-6 / ST 125-6 operation instruction manual, undated; the manual does not use the name Skymax (ST 125-6 is listed as the Skymax by a vehicle listing site).

65 items for a 2017 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, screw/locknut adjusters
Ignition: Electronic (CDI / transistor / ECU)
Charging: Alternator / stator with rectifier
Battery: Wet cell (flooded lead-acid, needs topping up)
Fuel system: Fuel injection
Cooling: Air / oil cooled
Primary drive: Gear or chain inside engine, shares engine oil
Gearbox oil: Shares engine oil
Clutch control: Hand lever, cable
Final drive: Chain
Front suspension: Telescopic fork
Rear suspension: Swingarm, twin shocks
Front brake: Disc, hydraulic
Rear brake: Disc, hydraulic
Wheels: Spoked, tubed
Sidecar: No sidecar

Maintenance schedule

2017 Skyteam Skymax (124 cc)

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 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 2,000 km

17 items

All fasteners (check)

Engine

Factory

Factory: Periodic maintenance chart (p.27): check at 1,000 km (initial); check at 1,600 km; check at 3,000 km; check at 5,000 km; check at every 2,000 to 3,000 km afterwards. Printed as "all parts for fixing". Codes: C = check; CL = clean; A = adjustment; R = replace; O = oil. Items marked * are for an authorized Skyteam dealer or qualified service personnel. The interval filed is the lower end of "every 2,000 to 3,000 km".
Engine mounting bolts and nuts (check)

Engine

Factory

Factory: Periodic maintenance chart (p.27): check at 1,000 km (initial); check at 1,600 km; check at 3,000 km; check at 5,000 km; check at every 2,000 to 3,000 km afterwards. Marked *. Codes: C = check; CL = clean; A = adjustment; R = replace; O = oil. Items marked * are for an authorized Skyteam dealer or qualified service personnel. The interval filed is the lower end of "every 2,000 to 3,000 km".
Oil filter mesh screen (check)

Engine

Factory

Factory: Periodic maintenance chart (p.27): check at 1,000 km (initial); check at 1,600 km; check at 3,000 km; check at 5,000 km; check at every 2,000 to 3,000 km afterwards. Codes: C = check; CL = clean; A = adjustment; R = replace; O = oil. Items marked * are for an authorized Skyteam dealer or qualified service personnel. The interval filed is the lower end of "every 2,000 to 3,000 km".
Spark plug (check)

Engine

Factory

Factory: Periodic maintenance chart (p.27): check at 1,000 km (initial); check at 1,600 km; check at 3,000 km; check at 5,000 km; check at every 2,000 to 3,000 km afterwards. Codes: C = check; CL = clean; A = adjustment; R = replace; O = oil. Items marked * are for an authorized Skyteam dealer or qualified service personnel. The interval filed is the lower end of "every 2,000 to 3,000 km".
Valve clearance, cold (check, adjust)

Engine

Factory

Factory: Periodic maintenance chart (p.27): check at 1,000 km (initial); check at 1,600 km; check at 3,000 km; adjust at 5,000 km; check and adjust at every 2,000 to 3,000 km afterwards. Note 4: check the valves every 1,500 km; cold clearance 0.05 mm. Marked *. Codes: C = check; CL = clean; A = adjustment; R = replace; O = oil. Items marked * are for an authorized Skyteam dealer or qualified service personnel. The interval filed is the lower end of "every 2,000 to 3,000 km".
Air cleaner (clean)

Fuel and air

Factory

Factory: Periodic maintenance chart (p.27): clean at 3,000 km; clean at every 2,000 to 3,000 km afterwards. Codes: C = check; CL = clean; A = adjustment; R = replace; O = oil. Items marked * are for an authorized Skyteam dealer or qualified service personnel. The interval filed is the lower end of "every 2,000 to 3,000 km".
Carburetor (check, adjust)

Fuel and air

Factory

Factory: Periodic maintenance chart (p.27): check at 1,000 km (initial); clean at 1,600 km; check at 3,000 km; check at 5,000 km; check and adjust at every 2,000 to 3,000 km afterwards. Codes: C = check; CL = clean; A = adjustment; R = replace; O = oil. Items marked * are for an authorized Skyteam dealer or qualified service personnel. The interval filed is the lower end of "every 2,000 to 3,000 km".
Fuel lines (check)

Fuel and air

Factory

Factory: Periodic maintenance chart (p.27): check at 1,000 km (initial); check at 1,600 km; check at 3,000 km; check at 5,000 km; check at every 2,000 to 3,000 km afterwards. Marked *. Codes: C = check; CL = clean; A = adjustment; R = replace; O = oil. Items marked * are for an authorized Skyteam dealer or qualified service personnel. The interval filed is the lower end of "every 2,000 to 3,000 km".
Fuel tank valve (check)

Fuel and air

Factory

Factory: Periodic maintenance chart (p.27): check at 1,000 km (initial); check at 3,000 km; check at 5,000 km; check at every 2,000 to 3,000 km afterwards. Printed as "fuel tank cock". Codes: C = check; CL = clean; A = adjustment; R = replace; O = oil. Items marked * are for an authorized Skyteam dealer or qualified service personnel. The interval filed is the lower end of "every 2,000 to 3,000 km".
Gearbox lube oil (replace)

Primary and gearbox

Factory

Factory: Periodic maintenance chart (p.27): replace at 1,000 km (initial); replace at 1,600 km; replace at 3,000 km; replace at 5,000 km; replace at every 2,000 to 3,000 km afterwards. Codes: C = check; CL = clean; A = adjustment; R = replace; O = oil. Items marked * are for an authorized Skyteam dealer or qualified service personnel. The interval filed is the lower end of "every 2,000 to 3,000 km".
Drive chain tension (check, adjust)

Final drive

Factory

Factory: Periodic maintenance chart (p.27): check at 1,000 km (initial); check at 1,600 km; adjust at 3,000 km; adjust at 5,000 km; check and adjust at every 2,000 to 3,000 km afterwards. Codes: C = check; CL = clean; A = adjustment; R = replace; O = oil. Items marked * are for an authorized Skyteam dealer or qualified service personnel. The interval filed is the lower end of "every 2,000 to 3,000 km".
Steering (check)

Front end

Factory

Factory: Periodic maintenance chart (p.27): check at 1,000 km (initial); check at 1,600 km; check at 3,000 km; check at 5,000 km; check at every 2,000 to 3,000 km afterwards. Marked *. Codes: C = check; CL = clean; A = adjustment; R = replace; O = oil. Items marked * are for an authorized Skyteam dealer or qualified service personnel. The interval filed is the lower end of "every 2,000 to 3,000 km".
Brakes, front and rear (check)

Brakes

Factory

Factory: Periodic maintenance chart (p.27): check at 1,000 km (initial); check at 1,600 km; check at 3,000 km; check at 5,000 km; check at every 2,000 to 3,000 km afterwards. Note 5: brake shoe lining wear limit 1.5 mm; replace shoes as a set. Marked *. Codes: C = check; CL = clean; A = adjustment; R = replace; O = oil. Items marked * are for an authorized Skyteam dealer or qualified service personnel. The interval filed is the lower end of "every 2,000 to 3,000 km".
Front and rear wheel bearings (check)

Wheels and tires

Factory

Factory: Periodic maintenance chart (p.27): check at 1,000 km (initial); oil at 5,000 km; check at every 2,000 to 3,000 km afterwards. Marked *. Codes: C = check; CL = clean; A = adjustment; R = replace; O = oil. Items marked * are for an authorized Skyteam dealer or qualified service personnel. The interval filed is the lower end of "every 2,000 to 3,000 km".
Tire pressure (check)

Wheels and tires

Factory

Factory: Periodic maintenance chart (p.27): check at 1,000 km (initial); check at 3,000 km; check at 5,000 km; check at every 2,000 to 3,000 km afterwards. Codes: C = check; CL = clean; A = adjustment; R = replace; O = oil. Items marked * are for an authorized Skyteam dealer or qualified service personnel. The interval filed is the lower end of "every 2,000 to 3,000 km".
Speedometer cable (check)

Controls and cables

Factory

Factory: Periodic maintenance chart (p.27): check at 1,000 km (initial); check at 5,000 km; check at every 2,000 to 3,000 km afterwards. Printed as "speedometer soft spindle". Codes: C = check; CL = clean; A = adjustment; R = replace; O = oil. Items marked * are for an authorized Skyteam dealer or qualified service personnel. The interval filed is the lower end of "every 2,000 to 3,000 km".
Throttle grip and cable (check)

Controls and cables

Factory

Factory: Periodic maintenance chart (p.27): check at 1,000 km (initial); check at 3,000 km; check at 5,000 km; check at every 2,000 to 3,000 km afterwards. Codes: C = check; CL = clean; A = adjustment; R = replace; O = oil. Items marked * are for an authorized Skyteam dealer or qualified service personnel. The interval filed is the lower end of "every 2,000 to 3,000 km".

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

2 items

Inspect, clean and gap spark plugs

Engine

Guideline
Adjust clutch free play, lubricate cable and lever pivot

Primary and gearbox

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

6 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.
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 13,000 km or 2 years

1 item

Check and adjust valve clearances

Engine

Guideline

Every 16,000 km or 2 years

1 item

Compression test (or leak-down)

Engine

Guideline

Every 19,500 km or 2 years

3 items

Replace air filter element

Fuel and air

Guideline
Synchronize throttle bodies

Fuel and air

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 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 6 months

1 item

Clean battery terminals, check charge and strap

Ignition and electrics

Guideline

Every 2 years

3 items

Inspect wiring, bullet connectors and ground points

Ignition and electrics

Guideline
Inspect frame, welds and lugs for cracks

Rear suspension and frame

Guideline
Replace brake fluid

Brakes

Guideline

Every 4 years

3 items

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.

Keep up with this schedule on your phone

Add the bike in the app and this chart loads itself, ready to log against and edit.

Coming soon to Google Play

Other 2017 Skyteam models

All 2017 Skyteam

2016-2021

Ace (125 cc)

Guideline