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Vertigo · Two-stroke single, premix, chain drive

Dougie Lampkin Replica (300 cc)

Library entry covers 2023

27 factory 58 guideline

Published source

Vertigo 2021 DL12 Replica Owner's Manual, Maintenance table (English pp.68-69, official PDF)

Factory source. Covers Vertigo DL12 Replica owner's manual, 2021 (file name; the page header shows the DL12 Lampkin logo; specs list 300 cc and 247 cc EFI); other years not checked.

85 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: Two-stroke
Engine lubrication: Two-stroke premix (oil in fuel)
Oil filtration: None (no filter)
Valve gear: None (two-stroke porting)
Ignition: Magneto (incl. magdyno, flywheel magneto)
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: Separate gearbox oil
Clutch control: Hand lever, cable
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 Vertigo Dougie Lampkin Replica (300 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

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 500 mi

1 item

Check coolant level

Pre-ride / on the road

Guideline

On the road: every 600 mi

1 item

Check chain slack and rear wheel alignment

Pre-ride / on the road

Guideline

Every 1,000 mi or 6 months

1 item

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

12 items

Check throttle cable(s) free play and return

Fuel and air

Guideline
Check / set ignition timing

Ignition and electrics

Guideline
Clean and gap contact breaker points, oil cam felt

Ignition and electrics

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 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 4,000 mi 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 6,000 mi 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 6,000 mi or 2 years

2 items

Lubricate and check automatic advance unit

Ignition and electrics

Guideline
Magneto: clean slip ring and pickup brush, check HT lead

Ignition and electrics

Guideline

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

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 12,000 mi or 3 years

1 item

Replace points and condenser

Ignition and electrics

Guideline

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 16,000 mi or 4 years

1 item

Replace spark plugs

Engine

Guideline

Every 18,000 mi

1 item

Replace chain and sprockets (wear based)

Final drive

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 24,000 mi or 4 years

1 item

Replace fuel filter

Fuel and air

Guideline

Every 25,000 mi or 6 years

1 item

Replace swingarm bushes / bearings

Rear suspension and frame

Guideline

Every 25,000 mi or 10 years

1 item

Magneto overhaul / re-magnetize, replace capacitor

Ignition and electrics

Guideline

Weak spark when hot is the classic symptom. Old capacitors fail with age, not miles.

Every 30,000 mi or 6 years

1 item

Rebuild forks: seals, bushes, springs

Front end

Guideline

Every 15 h

1 item

Spark plug (clean)

Engine

Factory

Factory: Maintenance table (English, owner manual pp.68-69): clean every 15 hours; check periodical; renew due to wear. Columns as printed: cleaning, check, adjustment, greasing, renewal, observations. Most checks are marked "periodical" with no fixed interval; renewal is "due to wear" or "due to damage" unless a period is printed.

Every 100 h

1 item

Piston (renew)

Engine

Factory

Factory: Maintenance table (English, owner manual pp.68-69): check periodical; renew every 100 hours (60 hours in intensive competition use). Columns as printed: cleaning, check, adjustment, greasing, renewal, observations. Most checks are marked "periodical" with no fixed interval; renewal is "due to wear" or "due to damage" unless a period is printed.

Every 6 months

3 items

Clean battery terminals, check charge and strap

Ignition and electrics

Guideline
Transmission oil (renew)

Primary and gearbox

Factory

Factory: Maintenance table (English, owner manual pp.68-69): check periodical; renew every 6 months. Columns as printed: cleaning, check, adjustment, greasing, renewal, observations. Most checks are marked "periodical" with no fixed interval; renewal is "due to wear" or "due to damage" unless a period is printed.
Suspension fork fluid (renew)

Front end

Factory

Factory: Maintenance table (English, owner manual pp.68-69): check periodical; renew every 6 months. Columns as printed: cleaning, check, adjustment, greasing, renewal, observations. Most checks are marked "periodical" with no fixed interval; renewal is "due to wear" or "due to damage" unless a period is printed.

Every 12 months

3 items

Coolant (renew)

Engine

Factory

Factory: Maintenance table (English, owner manual pp.68-69): check periodical; renew every 1 year. Columns as printed: cleaning, check, adjustment, greasing, renewal, observations. Most checks are marked "periodical" with no fixed interval; renewal is "due to wear" or "due to damage" unless a period is printed.
Clutch fluid (renew)

Primary and gearbox

Factory

Factory: Maintenance table (English, owner manual pp.68-69): check periodical; renew every 1 year. Columns as printed: cleaning, check, adjustment, greasing, renewal, observations. Most checks are marked "periodical" with no fixed interval; renewal is "due to wear" or "due to damage" unless a period is printed.
Brake fluid (renew)

Brakes

Factory

Factory: Maintenance table (English, owner manual pp.68-69): check periodical; renew every 1 year. Columns as printed: cleaning, check, adjustment, greasing, renewal, observations. Most checks are marked "periodical" with no fixed interval; renewal is "due to wear" or "due to damage" unless a period is printed.

Every 2 years

4 items

Replace coolant

Engine

Guideline
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

No interval set

20 items

Braking system (clean, check, adjust if necessary)

Engine

Factory

Factory: Maintenance table (English, owner manual pp.68-69): periodical; renew due to damage. Columns as printed: cleaning, check, adjustment, greasing, renewal, observations. Most checks are marked "periodical" with no fixed interval; renewal is "due to wear" or "due to damage" unless a period is printed.
Cooling system (clean and check; keep radiator and grille mud-free)

Engine

Factory

Factory: Maintenance table (English, owner manual pp.68-69): periodical; renew due to damage. Columns as printed: cleaning, check, adjustment, greasing, renewal, observations. Most checks are marked "periodical" with no fixed interval; renewal is "due to wear" or "due to damage" unless a period is printed.
Cylinder and cylinder head (check)

Engine

Factory

Factory: Maintenance table (English, owner manual pp.68-69): periodical; renew due to wear. Columns as printed: cleaning, check, adjustment, greasing, renewal, observations. Most checks are marked "periodical" with no fixed interval; renewal is "due to wear" or "due to damage" unless a period is printed.
Electrical connections (check; clean and grease every wash)

Engine

Factory

Factory: Maintenance table (English, owner manual pp.68-69): check periodical; grease every wash; renew due to damage. Columns as printed: cleaning, check, adjustment, greasing, renewal, observations. Most checks are marked "periodical" with no fixed interval; renewal is "due to wear" or "due to damage" unless a period is printed.
Front and rear drive sprocket (clean, check; grease every wash)

Engine

Factory

Factory: Maintenance table (English, owner manual pp.68-69): clean and check periodical; grease every wash; renew due to damage. Columns as printed: cleaning, check, adjustment, greasing, renewal, observations. Most checks are marked "periodical" with no fixed interval; renewal is "due to wear" or "due to damage" unless a period is printed.
Nuts, bolts and securing devices (check)

Engine

Factory

Factory: Maintenance table (English, owner manual pp.68-69): periodical; see manual for tightening torques; renew due to damage. Columns as printed: cleaning, check, adjustment, greasing, renewal, observations. Most checks are marked "periodical" with no fixed interval; renewal is "due to wear" or "due to damage" unless a period is printed.
Rear suspension (check; grease every wash)

Engine

Factory

Factory: Maintenance table (English, owner manual pp.68-69): check periodical; grease every wash; renew due to damage. Columns as printed: cleaning, check, adjustment, greasing, renewal, observations. Most checks are marked "periodical" with no fixed interval; renewal is "due to wear" or "due to damage" unless a period is printed.
Air filter (clean and check; grease every wash)

Fuel and air

Factory

Factory: Maintenance table (English, owner manual pp.68-69): periodical, shorten period in extreme conditions; renew due to damage. Columns as printed: cleaning, check, adjustment, greasing, renewal, observations. Most checks are marked "periodical" with no fixed interval; renewal is "due to wear" or "due to damage" unless a period is printed.
Fuel circuit (check for leaks)

Fuel and air

Factory

Factory: Maintenance table (English, owner manual pp.68-69): periodical; renew due to damage. Columns as printed: cleaning, check, adjustment, greasing, renewal, observations. Most checks are marked "periodical" with no fixed interval; renewal is "due to wear" or "due to damage" unless a period is printed.
Clutch system (check, adjust if necessary)

Primary and gearbox

Factory

Factory: Maintenance table (English, owner manual pp.68-69): periodical; renew due to wear. Columns as printed: cleaning, check, adjustment, greasing, renewal, observations. Most checks are marked "periodical" with no fixed interval; renewal is "due to wear" or "due to damage" unless a period is printed.
Chain guide and tensioner (check)

Final drive

Factory

Factory: Maintenance table (English, owner manual pp.68-69): periodical; renew due to wear. Columns as printed: cleaning, check, adjustment, greasing, renewal, observations. Most checks are marked "periodical" with no fixed interval; renewal is "due to wear" or "due to damage" unless a period is printed.
Drive chain (clean, check, adjust if necessary; grease every wash)

Final drive

Factory

Factory: Maintenance table (English, owner manual pp.68-69): periodical; grease every wash; renew due to wear. Columns as printed: cleaning, check, adjustment, greasing, renewal, observations. Most checks are marked "periodical" with no fixed interval; renewal is "due to wear" or "due to damage" unless a period is printed.
Steering bearing (check steering play)

Front end

Factory

Factory: Maintenance table (English, owner manual pp.68-69): renew due to wear. Columns as printed: cleaning, check, adjustment, greasing, renewal, observations. Most checks are marked "periodical" with no fixed interval; renewal is "due to wear" or "due to damage" unless a period is printed.
Suspension forks (check, adjust if necessary)

Front end

Factory

Factory: Maintenance table (English, owner manual pp.68-69): periodical; renew due to damage. Columns as printed: cleaning, check, adjustment, greasing, renewal, observations. Most checks are marked "periodical" with no fixed interval; renewal is "due to wear" or "due to damage" unless a period is printed.
Frame and sub-chassis (check)

Rear suspension and frame

Factory

Factory: Maintenance table (English, owner manual pp.68-69): periodical; renew due to damage. Columns as printed: cleaning, check, adjustment, greasing, renewal, observations. Most checks are marked "periodical" with no fixed interval; renewal is "due to wear" or "due to damage" unless a period is printed.
Rear shock absorber (check, adjust if necessary)

Rear suspension and frame

Factory

Factory: Maintenance table (English, owner manual pp.68-69): periodical; renew due to damage. Columns as printed: cleaning, check, adjustment, greasing, renewal, observations. Most checks are marked "periodical" with no fixed interval; renewal is "due to wear" or "due to damage" unless a period is printed.
Brake pad wear (clean and check)

Brakes

Factory

Factory: Maintenance table (English, owner manual pp.68-69): periodical; renew due to wear. Columns as printed: cleaning, check, adjustment, greasing, renewal, observations. Most checks are marked "periodical" with no fixed interval; renewal is "due to wear" or "due to damage" unless a period is printed.
Front/rear wheels (clean, check spoke tension)

Wheels and tires

Factory

Factory: Maintenance table (English, owner manual pp.68-69): clean and check periodical; renew due to damage. Columns as printed: cleaning, check, adjustment, greasing, renewal, observations. Most checks are marked "periodical" with no fixed interval; renewal is "due to wear" or "due to damage" unless a period is printed.
Tires (check; renew when worn)

Wheels and tires

Factory

Factory: Maintenance table (English, owner manual pp.68-69): check periodical for damage and inflation pressures; renew due to wear. Columns as printed: cleaning, check, adjustment, greasing, renewal, observations. Most checks are marked "periodical" with no fixed interval; renewal is "due to wear" or "due to damage" unless a period is printed.
Throttle cable and throttle control (clean, check, adjust if necessary; grease every wash)

Controls and cables

Factory

Factory: Maintenance table (English, owner manual pp.68-69): periodical; keep the cable running freely and greased; renew due to damage. Columns as printed: cleaning, check, adjustment, greasing, renewal, observations. Most checks are marked "periodical" with no fixed interval; renewal is "due to wear" or "due to damage" unless a period is printed.

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.