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

Daystar 125

Library entry covers 2004-2025

24 factory 34 guideline

Published source

Daelim Daystar (VL125) Service Manual, Maintenance Schedule p.3-3 (ManualsLib page 25 of 214)

Factory service manual. Covers Daelim Daystar VL125 / VL125E service manual (print year not shown); chart read from the rendered page.

58 items for a 2005 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: Drum (or band / belt rim)
Wheels: Spoked, tubed
Sidecar: No sidecar

Maintenance schedule

2005 Daelim Daystar 125

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

2 items

Check lights, horn, brake light switches

Pre-ride / on the road

Guideline
Check tire pressures

Pre-ride / on the road

Guideline

On the road: every 1,000 km

2 items

Check chain slack and rear wheel alignment

Pre-ride / on the road

Guideline
Lubricate drive chain

Pre-ride / on the road

Factory

Manual: Drive Chain (inspect, lubricate). Factory: Printed across the columns: 1,000 km : I, L

Every 1,600 km or 6 months

1 item

Adjust rear drum brake and rod / cable linkage

Brakes

Guideline

Every 4,000 km or 6 months

18 items

Change engine oil

Engine

Factory

Manual: Engine Oil (replace). Factory: R at 1000 km initial, then R at 4000 (6 mo), 8000 (12 mo), 12000 km (18 mo); Note 1: after 12000 km (7500 mi) repeat at the same frequency. Marked ** (dealer service recommended).
Check and adjust valve clearances

Engine

Factory

Manual: Valve Clearance. Factory: I at 1000 km initial, then 4000/8000/12000 km. Marked * (authorized dealer unless the owner has tools, service data and is mechanically qualified).
Head Light Aim

Engine

Factory

Factory: I at 4000/8000/12000 km. Marked *.
Replace oil filter

Engine

Factory

Manual: Engine Oil Filter Element (replace). Factory: R at 1000 km initial, then R at 4000/8000/12000 km (6/12/18 mo)
Carburetor Choke

Fuel and air

Factory

Factory: I at 4000/8000/12000 km. Marked *.
Carburetor Idle Speed

Fuel and air

Factory

Factory: I at 1000 km initial, then 4000/8000/12000 km. Marked *.
Check throttle cable(s) free play and return

Fuel and air

Factory

Manual: Throttle Grip Operation. Factory: I at 4000/8000/12000 km. Marked *.
Replace air filter element

Fuel and air

Factory

Manual: Air Cleaner (replace). Factory: R at 4000/8000/12000 km (6/12/18 mo). Note 2: service more frequently in unusually wet or dusty areas.
Replace fuel filter

Fuel and air

Factory

Manual: Fuel Filter (replace). Factory: R at 4000/8000/12000 km (6/12/18 mo). Marked *.
Replace fuel lines

Fuel and air

Factory

Manual: Fuel Line. Factory: I at 1000 km initial, then 4000/8000/12000 km. Marked *.
Battery Fluid

Ignition and electrics

Factory

Factory: I at 4000/8000/12000 km
Adjust clutch free play, lubricate cable and lever pivot

Primary and gearbox

Factory

Manual: Clutch System. Factory: I at 1000 km initial, then 4000/8000/12000 km
Grease and check center / side stand and springs

Rear suspension and frame

Factory

Manual: Side Stand. Factory: I at 4000/8000/12000 km
Inspect rear shocks for leaks and damping

Rear suspension and frame

Factory

Manual: Suspension. Factory: I at 4000/8000/12000 km. Marked *.
Brake Stop Switch

Brakes

Factory

Factory: I at 4000/8000/12000 km. Marked *.
Brake System

Brakes

Factory

Factory: I at 1000 km initial, then 4000/8000/12000 km
Check brake pads and discs

Brakes

Factory

Manual: Brake Shoe/Pad. Factory: I at 4000/8000/12000 km
Inspect tire tread, sidewalls and date codes

Wheels and tires

Factory

Manual: Wheels/Tires. Factory: I at 4000/8000/12000 km. Marked ** (dealer service recommended).

Every 4,000 km or 2 years

1 item

Replace brake fluid

Brakes

Factory

Manual: Brake Fluid. Factory: I at 4000/8000/12000 km; Note 3: replace every 2 years (replacing needs proper skills)

Every 5,000 km or 12 months

6 items

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
Inspect fork seals, stanchions and fork boots

Front end

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

Rear suspension and frame

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

Lubricate brake cam spindles, check linings and drums

Brakes

Guideline

Every 8,000 km or 12 months

4 items

Bolt, Nut, Fastener

Engine

Factory

Factory: I at 1000 km initial and 8000 km (12 mo). Marked *.
Inspect, clean and gap spark plugs

Engine

Factory

Manual: Spark Plug (inspect). Factory: I at 4000 km and 12000 km, R at 8000 km: inspect every 8000 km offset by 4000 km
Replace spark plugs

Engine

Factory

Manual: Spark Plug (replace). Factory: R at 8000 km (12 mo); I at 4000 and 12000 km
Check steering head bearing adjustment

Front end

Factory

Manual: Steering Head Bearing. Factory: I at 1000 km initial and 8000 km (12 mo). Marked ** (dealer service recommended).

Every 9,500 km or 12 months

5 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
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

2 items

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 24,000 km

1 item

Replace brake linings / skim drums (wear based)

Brakes

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 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

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

2 items

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.