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Dafra · Overhead-cam four-stroke single, wet sump, separate gearbox oil, CVT belt drive

Citycom (278 cc)

Library entry covers 2011-2023

31 factory 51 guideline

Published source

Dafra Citycom S 300i CBS Manual do Proprietario, Programa de Manutencao Preventiva p.67

Factory owner's handbook. Covers Dafra Citycom S 300i CBS owner's manual (Portuguese, 278 cc), no edition year; earlier Citycom versions not compared.

82 items for a 2018 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: Liquid 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: Disc, hydraulic
Rear brake: Drum (or band / belt rim)
Wheels: Cast / alloy, tubeless
Sidecar: No sidecar

Maintenance schedule

2018 Dafra Citycom (278 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

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 800 km

1 item

Check coolant level

Pre-ride / on the road

Guideline

Every 1,000 km or 1 month

9 items

Cooling system (check)

Engine

Factory

Factory: Preventive maintenance program (p.67): V every 1,000 km. Codes: A = adjust; L = lubricate; C = clean; S = replace; V = check and replace if necessary. Columns: every 1,000, 3,000, 6,000 and 12,000 km; the schedule takes 1,000 km or one month as its reference, whichever comes first. Service more often in dusty or polluted areas, at frequent high speed or at high mileage. Translated from the Portuguese edition.
Fan and cooling pipes (check)

Engine

Factory

Factory: Preventive maintenance program (p.67): V every 1,000 km. Codes: A = adjust; L = lubricate; C = clean; S = replace; V = check and replace if necessary. Columns: every 1,000, 3,000, 6,000 and 12,000 km; the schedule takes 1,000 km or one month as its reference, whichever comes first. Service more often in dusty or polluted areas, at frequent high speed or at high mileage. Translated from the Portuguese edition.
Oil filter screen (clean)

Engine

Factory

Factory: Preventive maintenance program (p.67): C every 1,000 and 3,000 km; V every 6,000 km. Codes: A = adjust; L = lubricate; C = clean; S = replace; V = check and replace if necessary. Columns: every 1,000, 3,000, 6,000 and 12,000 km; the schedule takes 1,000 km or one month as its reference, whichever comes first. Service more often in dusty or polluted areas, at frequent high speed or at high mileage. Translated from the Portuguese edition.
Spark plug (check, adjust)

Engine

Factory

Factory: Preventive maintenance program (p.67): VA every 1,000, 3,000 and 6,000 km. Codes: A = adjust; L = lubricate; C = clean; S = replace; V = check and replace if necessary. Columns: every 1,000, 3,000, 6,000 and 12,000 km; the schedule takes 1,000 km or one month as its reference, whichever comes first. Service more often in dusty or polluted areas, at frequent high speed or at high mileage. Translated from the Portuguese edition.
Valve clearance (check, adjust)

Engine

Factory

Factory: Preventive maintenance program (p.67): VA every 1,000, 3,000, 6,000 and 12,000 km. Codes: A = adjust; L = lubricate; C = clean; S = replace; V = check and replace if necessary. Columns: every 1,000, 3,000, 6,000 and 12,000 km; the schedule takes 1,000 km or one month as its reference, whichever comes first. Service more often in dusty or polluted areas, at frequent high speed or at high mileage. Translated from the Portuguese edition.
Air filter element (check)

Fuel and air

Factory

Factory: Preventive maintenance program (p.67): V every 1,000 and 3,000 km; clean or replace more often on dusty roads (note 1). Codes: A = adjust; L = lubricate; C = clean; S = replace; V = check and replace if necessary. Columns: every 1,000, 3,000, 6,000 and 12,000 km; the schedule takes 1,000 km or one month as its reference, whichever comes first. Service more often in dusty or polluted areas, at frequent high speed or at high mileage. Translated from the Portuguese edition.
Battery (check)

Ignition and electrics

Factory

Factory: Preventive maintenance program (p.67): V every 1,000 km. Codes: A = adjust; L = lubricate; C = clean; S = replace; V = check and replace if necessary. Columns: every 1,000, 3,000, 6,000 and 12,000 km; the schedule takes 1,000 km or one month as its reference, whichever comes first. Service more often in dusty or polluted areas, at frequent high speed or at high mileage. Translated from the Portuguese edition.
Brake system and brake shoes (check)

Brakes

Factory

Factory: Preventive maintenance program (p.67): V every 1,000, 3,000 and 6,000 km. Codes: A = adjust; L = lubricate; C = clean; S = replace; V = check and replace if necessary. Columns: every 1,000, 3,000, 6,000 and 12,000 km; the schedule takes 1,000 km or one month as its reference, whichever comes first. Service more often in dusty or polluted areas, at frequent high speed or at high mileage. Translated from the Portuguese edition.
Throttle operation and cable (check)

Controls and cables

Factory

Factory: Preventive maintenance program (p.67): V every 1,000, 3,000 and 6,000 km; V and L every 12,000 km. Codes: A = adjust; L = lubricate; C = clean; S = replace; V = check and replace if necessary. Columns: every 1,000, 3,000, 6,000 and 12,000 km; the schedule takes 1,000 km or one month as its reference, whichever comes first. Service more often in dusty or polluted areas, at frequent high speed or at high mileage. Translated from the Portuguese edition.

Every 1,600 km or 6 months

2 items

Adjust rear drum brake and rod / cable linkage

Brakes

Guideline
Inspect tire tread, sidewalls and date codes

Wheels and tires

Guideline

Every 3,000 km or 3 months

9 items

Crankcase ventilation system, PCV (check)

Engine

Factory

Factory: Preventive maintenance program (p.67): V every 3,000 km. Codes: A = adjust; L = lubricate; C = clean; S = replace; V = check and replace if necessary. Columns: every 1,000, 3,000, 6,000 and 12,000 km; the schedule takes 1,000 km or one month as its reference, whichever comes first. Service more often in dusty or polluted areas, at frequent high speed or at high mileage. Translated from the Portuguese edition.
Engine nuts and bolts (check)

Engine

Factory

Factory: Preventive maintenance program (p.67): V every 3,000 km. Codes: A = adjust; L = lubricate; C = clean; S = replace; V = check and replace if necessary. Columns: every 1,000, 3,000, 6,000 and 12,000 km; the schedule takes 1,000 km or one month as its reference, whichever comes first. Service more often in dusty or polluted areas, at frequent high speed or at high mileage. Translated from the Portuguese edition.
Engine oil (replace)

Engine

Factory

Factory: Preventive maintenance program (p.67): S at 1,000 km; change every 3,000 km. Codes: A = adjust; L = lubricate; C = clean; S = replace; V = check and replace if necessary. Columns: every 1,000, 3,000, 6,000 and 12,000 km; the schedule takes 1,000 km or one month as its reference, whichever comes first. Service more often in dusty or polluted areas, at frequent high speed or at high mileage. Translated from the Portuguese edition.
Idle speed (check)

Engine

Factory

Factory: Preventive maintenance program (p.67): V every 3,000 km. Codes: A = adjust; L = lubricate; C = clean; S = replace; V = check and replace if necessary. Columns: every 1,000, 3,000, 6,000 and 12,000 km; the schedule takes 1,000 km or one month as its reference, whichever comes first. Service more often in dusty or polluted areas, at frequent high speed or at high mileage. Translated from the Portuguese edition.
Fuel line, tank and fuel filter (check)

Fuel and air

Factory

Factory: Preventive maintenance program (p.67): V every 3,000 km. Codes: A = adjust; L = lubricate; C = clean; S = replace; V = check and replace if necessary. Columns: every 1,000, 3,000, 6,000 and 12,000 km; the schedule takes 1,000 km or one month as its reference, whichever comes first. Service more often in dusty or polluted areas, at frequent high speed or at high mileage. Translated from the Portuguese edition.
Transmission and crankcase leaks (check)

Primary and gearbox

Factory

Factory: Preventive maintenance program (p.67): V every 3,000 km. Codes: A = adjust; L = lubricate; C = clean; S = replace; V = check and replace if necessary. Columns: every 1,000, 3,000, 6,000 and 12,000 km; the schedule takes 1,000 km or one month as its reference, whichever comes first. Service more often in dusty or polluted areas, at frequent high speed or at high mileage. Translated from the Portuguese edition.
Cam chain and ignition timing (check)

Final drive

Factory

Factory: Preventive maintenance program (p.67): V every 3,000 km. Codes: A = adjust; L = lubricate; C = clean; S = replace; V = check and replace if necessary. Columns: every 1,000, 3,000, 6,000 and 12,000 km; the schedule takes 1,000 km or one month as its reference, whichever comes first. Service more often in dusty or polluted areas, at frequent high speed or at high mileage. Translated from the Portuguese edition.
Steering head bearings and levers (check)

Front end

Factory

Factory: Preventive maintenance program (p.67): V every 3,000 km; V and L every 12,000 km. Codes: A = adjust; L = lubricate; C = clean; S = replace; V = check and replace if necessary. Columns: every 1,000, 3,000, 6,000 and 12,000 km; the schedule takes 1,000 km or one month as its reference, whichever comes first. Service more often in dusty or polluted areas, at frequent high speed or at high mileage. Translated from the Portuguese edition.
Center and side stands (check, lubricate)

Rear suspension and frame

Factory

Factory: Preventive maintenance program (p.67): V every 3,000 km; V and L every 6,000 km. Codes: A = adjust; L = lubricate; C = clean; S = replace; V = check and replace if necessary. Columns: every 1,000, 3,000, 6,000 and 12,000 km; the schedule takes 1,000 km or one month as its reference, whichever comes first. Service more often in dusty or polluted areas, at frequent high speed or at high mileage. Translated from the Portuguese edition.

Every 5,000 km or 5 months

1 item

Transmission oil (replace)

Primary and gearbox

Factory

Factory: Preventive maintenance program (p.67): S at 1,000 km; change every 5,000 km or 5 months. Codes: A = adjust; L = lubricate; C = clean; S = replace; V = check and replace if necessary. Columns: every 1,000, 3,000, 6,000 and 12,000 km; the schedule takes 1,000 km or one month as its reference, whichever comes first. Service more often in dusty or polluted areas, at frequent high speed or at high mileage. Translated from the Portuguese edition.

Every 5,000 km or 12 months

8 items

Check throttle cable(s) free play and return

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 brake pads and discs

Brakes

Guideline
Check wheel bearings for play

Wheels and tires

Guideline

Every 6,000 km or 6 months

8 items

CVT pulleys (check, lubricate)

Engine

Factory

Factory: Preventive maintenance program (p.67): VL every 6,000 km. Codes: A = adjust; L = lubricate; C = clean; S = replace; V = check and replace if necessary. Columns: every 1,000, 3,000, 6,000 and 12,000 km; the schedule takes 1,000 km or one month as its reference, whichever comes first. Service more often in dusty or polluted areas, at frequent high speed or at high mileage. Translated from the Portuguese edition.
Cylinder head, cylinder and piston (check)

Engine

Factory

Factory: Preventive maintenance program (p.67): V every 6,000 km. Codes: A = adjust; L = lubricate; C = clean; S = replace; V = check and replace if necessary. Columns: every 1,000, 3,000, 6,000 and 12,000 km; the schedule takes 1,000 km or one month as its reference, whichever comes first. Service more often in dusty or polluted areas, at frequent high speed or at high mileage. Translated from the Portuguese edition.
Drive belt (check)

Engine

Factory

Factory: Preventive maintenance program (p.67): V every 6,000 km. Codes: A = adjust; L = lubricate; C = clean; S = replace; V = check and replace if necessary. Columns: every 1,000, 3,000, 6,000 and 12,000 km; the schedule takes 1,000 km or one month as its reference, whichever comes first. Service more often in dusty or polluted areas, at frequent high speed or at high mileage. Translated from the Portuguese edition.
Exhaust system (check)

Engine

Factory

Factory: Preventive maintenance program (p.67): V every 6,000 km. Codes: A = adjust; L = lubricate; C = clean; S = replace; V = check and replace if necessary. Columns: every 1,000, 3,000, 6,000 and 12,000 km; the schedule takes 1,000 km or one month as its reference, whichever comes first. Service more often in dusty or polluted areas, at frequent high speed or at high mileage. Translated from the Portuguese edition.
Nuts and bolts on all components (check)

Engine

Factory

Factory: Preventive maintenance program (p.67): V every 1,000, 6,000 and 12,000 km. Codes: A = adjust; L = lubricate; C = clean; S = replace; V = check and replace if necessary. Columns: every 1,000, 3,000, 6,000 and 12,000 km; the schedule takes 1,000 km or one month as its reference, whichever comes first. Service more often in dusty or polluted areas, at frequent high speed or at high mileage. Translated from the Portuguese edition.
Air filter element (replace)

Fuel and air

Factory

Factory: Preventive maintenance program (p.67): S every 6,000 km. Codes: A = adjust; L = lubricate; C = clean; S = replace; V = check and replace if necessary. Columns: every 1,000, 3,000, 6,000 and 12,000 km; the schedule takes 1,000 km or one month as its reference, whichever comes first. Service more often in dusty or polluted areas, at frequent high speed or at high mileage. Translated from the Portuguese edition.
Clutch disc (check)

Primary and gearbox

Factory

Factory: Preventive maintenance program (p.67): V every 6,000 km. Codes: A = adjust; L = lubricate; C = clean; S = replace; V = check and replace if necessary. Columns: every 1,000, 3,000, 6,000 and 12,000 km; the schedule takes 1,000 km or one month as its reference, whichever comes first. Service more often in dusty or polluted areas, at frequent high speed or at high mileage. Translated from the Portuguese edition.
Shock absorbers and front and rear suspension (check)

Rear suspension and frame

Factory

Factory: Preventive maintenance program (p.67): V every 6,000 km. Codes: A = adjust; L = lubricate; C = clean; S = replace; V = check and replace if necessary. Columns: every 1,000, 3,000, 6,000 and 12,000 km; the schedule takes 1,000 km or one month as its reference, whichever comes first. Service more often in dusty or polluted areas, at frequent high speed or at high mileage. Translated from the Portuguese edition.

Every 6,500 km 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 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 12,000 km or 12 months

3 items

Coolant (replace)

Engine

Factory

Factory: Preventive maintenance program (p.67): S every 12,000 km. Codes: A = adjust; L = lubricate; C = clean; S = replace; V = check and replace if necessary. Columns: every 1,000, 3,000, 6,000 and 12,000 km; the schedule takes 1,000 km or one month as its reference, whichever comes first. Service more often in dusty or polluted areas, at frequent high speed or at high mileage. Translated from the Portuguese edition.
Engine mount pivot (check)

Engine

Factory

Factory: Preventive maintenance program (p.67): V every 12,000 km. Codes: A = adjust; L = lubricate; C = clean; S = replace; V = check and replace if necessary. Columns: every 1,000, 3,000, 6,000 and 12,000 km; the schedule takes 1,000 km or one month as its reference, whichever comes first. Service more often in dusty or polluted areas, at frequent high speed or at high mileage. Translated from the Portuguese edition.
Spark plug (replace)

Engine

Factory

Factory: Preventive maintenance program (p.67): S every 12,000 km. Codes: A = adjust; L = lubricate; C = clean; S = replace; V = check and replace if necessary. Columns: every 1,000, 3,000, 6,000 and 12,000 km; the schedule takes 1,000 km or one month as its reference, whichever comes first. Service more often in dusty or polluted areas, at frequent high speed or at high mileage. Translated from the Portuguese edition.

Every 13,000 km or 2 years

1 item

Check and adjust valve clearances

Engine

Guideline

Every 16,000 km or 2 years

2 items

Compression test (or leak-down)

Engine

Guideline
Change gearbox oil

Primary and gearbox

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 19,500 km 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 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 25,500 km or 4 years

1 item

Replace spark plugs

Engine

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

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

1 item

Replace tires on age (regardless of tread)

Wheels and tires

Guideline

No interval set

1 item

Tire pressure and wheels (check)

Wheels and tires

Factory

Factory: Preventive maintenance program (p.67): check weekly. Codes: A = adjust; L = lubricate; C = clean; S = replace; V = check and replace if necessary. Columns: every 1,000, 3,000, 6,000 and 12,000 km; the schedule takes 1,000 km or one month as its reference, whichever comes first. Service more often in dusty or polluted areas, at frequent high speed or at high mileage. Translated from the Portuguese edition.

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.

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Other 2018 Dafra models

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