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Honda · Hydraulic-lifter four-stroke twin, wet sump, gearbox shares engine oil, shaft drive

PC800 Pacific Coast

Library entry covers 1989-1998

29 factory 36 guideline

Published source

Honda 1989 Pacific Coast PC800 Owner's Manual (Honda Motor Co.), Maintenance Schedule

Factory owner's handbook. Covers 1989 Pacific Coast PC800 owner's manual (US).

65 items for a 1992 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: Hydraulic lifters (no routine clearance adjustment)
Ignition: Electronic (CDI / transistor / ECU)
Charging: Alternator / stator with rectifier
Battery: Wet cell (flooded lead-acid, needs topping up)
Fuel system: Two or more carburetors
Cooling: Liquid cooled
Primary drive: Gear or chain inside engine, shares engine oil
Gearbox oil: Shares engine oil
Clutch control: Hand lever, cable
Final drive: Shaft
Front suspension: Telescopic fork
Rear suspension: Swingarm, twin shocks
Front brake: Disc, hydraulic
Rear brake: Drum (or band / belt rim)
Wheels: Cast / alloy, tubeless
Sidecar: No sidecar

Maintenance schedule

1992 Honda PC800 Pacific Coast

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 1,600 km or 1 month

1 item

Check battery electrolyte, top up with distilled water

Ignition and electrics

Guideline

Wet-cell batteries on old machines need regular topping up, more in hot weather.

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 5,000 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.
Clean fuel tap filter / sediment bowl

Fuel and air

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 wheel bearings for play

Wheels and tires

Guideline

Every 6,400 km

4 items

Inspect, clean and gap spark plugs

Engine

Factory

Manual: Spark plug: inspect. Factory: Maintenance schedule (manualslib pp.57-58)
Carburetor idle speed: inspect

Fuel and air

Factory

Factory: I at 600 mi and every 4,000 mi. Columns 600 mi (1,000 km), then every 4,000 mi (6,400 km) to 24,000 mi (38,400 km); note 1: at higher odometer readings repeat at the frequency interval established here. (Read from the page images, ManualsLib Honda 1989 Pacific Coast PC800 owner's manual pp.51-52.)
Brake fluid: inspect

Brakes

Factory

Factory: I at 4,000, 8,000, 16,000 and 20,000 mi; R at 12,000 and 24,000 mi (note 4: replace every 2 years, or at the indicated odometer intervals, whichever comes first). Columns 600 mi (1,000 km), then every 4,000 mi (6,400 km) to 24,000 mi (38,400 km); note 1: at higher odometer readings repeat at the frequency interval established here. (Read from the page images, ManualsLib Honda 1989 Pacific Coast PC800 owner's manual pp.51-52.)
Check brake pads and discs

Brakes

Factory

Manual: Brake: inspect. Factory: Maintenance schedule (manualslib pp.57-58)

Every 6,500 km or 12 months

2 items

Adjust clutch free play, lubricate cable and lever pivot

Primary and gearbox

Guideline
Lubricate brake cam spindles, check linings and drums

Brakes

Guideline

Every 9,500 km or 12 months

5 items

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
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 12,800 km

17 items

Change engine oil

Engine

Factory

Manual: Engine oil: replace. Factory: Maintenance schedule (manualslib pp.57-58): first at 600 mi
Headlight aim: inspect

Engine

Factory

Factory: I at 8,000, 16,000 and 24,000 mi. Columns 600 mi (1,000 km), then every 4,000 mi (6,400 km) to 24,000 mi (38,400 km); note 1: at higher odometer readings repeat at the frequency interval established here. (Read from the page images, ManualsLib Honda 1989 Pacific Coast PC800 owner's manual pp.51-52.)
Inspect coolant hoses and clamps

Engine

Factory

Manual: Cooling system: inspect. Factory: Maintenance schedule (manualslib pp.57-58): dealer item
Nuts, bolts, fasteners: inspect

Engine

Factory

Factory: I at 8,000, 16,000 and 24,000 mi. Columns 600 mi (1,000 km), then every 4,000 mi (6,400 km) to 24,000 mi (38,400 km); note 1: at higher odometer readings repeat at the frequency interval established here. (Read from the page images, ManualsLib Honda 1989 Pacific Coast PC800 owner's manual pp.51-52.)
Replace oil filter

Engine

Factory

Manual: Engine oil filter: replace. Factory: Maintenance schedule (manualslib pp.57-58): first at 600 mi
Replace spark plugs

Engine

Factory

Manual: Spark plug: replace. Factory: Maintenance schedule (manualslib pp.57-58)
Carburetor choke: inspect

Fuel and air

Factory

Factory: I at 8,000, 16,000 and 24,000 mi. Columns 600 mi (1,000 km), then every 4,000 mi (6,400 km) to 24,000 mi (38,400 km); note 1: at higher odometer readings repeat at the frequency interval established here. (Read from the page images, ManualsLib Honda 1989 Pacific Coast PC800 owner's manual pp.51-52.)
Check throttle cable(s) free play and return

Fuel and air

Factory

Manual: Throttle operation: inspect. Factory: Maintenance schedule (manualslib pp.57-58): fuel line and choke at the same interval
Fuel line: inspect

Fuel and air

Factory

Factory: I at 8,000, 16,000 and 24,000 mi. Columns 600 mi (1,000 km), then every 4,000 mi (6,400 km) to 24,000 mi (38,400 km); note 1: at higher odometer readings repeat at the frequency interval established here. (Read from the page images, ManualsLib Honda 1989 Pacific Coast PC800 owner's manual pp.51-52.)
Synchronize carburetors

Fuel and air

Factory

Manual: Carburetor synchronization: inspect. Factory: Maintenance schedule (manualslib pp.57-58): dealer item; idle speed every 4,000 mi
Clutch system: inspect

Primary and gearbox

Factory

Factory: I at 8,000, 16,000 and 24,000 mi. Columns 600 mi (1,000 km), then every 4,000 mi (6,400 km) to 24,000 mi (38,400 km); note 1: at higher odometer readings repeat at the frequency interval established here. (Read from the page images, ManualsLib Honda 1989 Pacific Coast PC800 owner's manual pp.51-52.)
Check final drive for leaks and bearing play

Final drive

Factory

Manual: Final drive oil: inspect. Factory: Maintenance schedule (manualslib pp.57-58)
Check steering head bearing adjustment

Front end

Factory

Manual: Steering head bearings: inspect. Factory: Maintenance schedule (manualslib pp.57-58): dealer only; first at 600 mi
Inspect rear shocks for leaks and damping

Rear suspension and frame

Factory

Manual: Suspension: inspect. Factory: Maintenance schedule (manualslib pp.57-58): dealer item; first at 16,000 mi
Brake light switch: inspect

Brakes

Factory

Factory: I at 8,000, 16,000 and 24,000 mi. Columns 600 mi (1,000 km), then every 4,000 mi (6,400 km) to 24,000 mi (38,400 km); note 1: at higher odometer readings repeat at the frequency interval established here. (Read from the page images, ManualsLib Honda 1989 Pacific Coast PC800 owner's manual pp.51-52.)
Brake system: inspect

Brakes

Factory

Factory: I at 600 mi, then 8,000, 16,000 and 24,000 mi. Columns 600 mi (1,000 km), then every 4,000 mi (6,400 km) to 24,000 mi (38,400 km); note 1: at higher odometer readings repeat at the frequency interval established here. (Read from the page images, ManualsLib Honda 1989 Pacific Coast PC800 owner's manual pp.51-52.)
Wheels/tires: inspect

Wheels and tires

Factory

Factory: I at 8,000, 16,000 and 24,000 mi. Columns 600 mi (1,000 km), then every 4,000 mi (6,400 km) to 24,000 mi (38,400 km); note 1: at higher odometer readings repeat at the frequency interval established here. (Read from the page images, ManualsLib Honda 1989 Pacific Coast PC800 owner's manual pp.51-52.)

Every 16,000 km or 2 years

2 items

Compression test (or leak-down)

Engine

Guideline
Change fork oil

Front end

Guideline

Some early telescopic forks are grease filled or use very small oil quantities. Check your manual.

Every 19,200 km or 2 years

2 items

Replace hydraulic clutch fluid

Primary and gearbox

Factory

Manual: Clutch fluid: replace. Factory: Maintenance schedule (manualslib pp.57-58): every 2 years or 12,000 mi; inspect every 4,000 mi
Replace brake fluid

Brakes

Factory

Manual: Brake fluid: replace. Factory: Maintenance schedule (manualslib pp.57-58): every 2 years or 12,000 mi; inspect every 4,000 mi

Every 19,200 km

1 item

Replace air filter element

Fuel and air

Factory

Manual: Air cleaner: replace. Factory: Maintenance schedule (manualslib pp.57-58): chart marks R at 12,000 and 20,000 mi; more often in wet or dusty areas

Every 19,500 km or 2 years

1 item

Grease swingarm pivot

Rear suspension and frame

Guideline

Every 24,000 km

1 item

Replace brake linings / skim drums (wear based)

Brakes

Guideline

Every 32,000 km or 4 years

3 items

Lubricate drive shaft splines / check U-joint

Final drive

Guideline
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 38,400 km or 2 years

1 item

Replace coolant

Engine

Factory

Manual: Radiator coolant: replace. Factory: Maintenance schedule (manualslib pp.57-58): every 2 years or 24,000 mi; inspect every 8,000 mi

Every 38,400 km

2 items

Change final drive (rear drive) oil

Final drive

Factory

Manual: Final drive oil: replace. Factory: Maintenance schedule (manualslib pp.57-58)
Grease and check center / side stand and springs

Rear suspension and frame

Factory

Manual: Side stand: inspect. Factory: Maintenance schedule (manualslib pp.57-58)

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 12 months

1 item

Check speedometer / odometer against a known distance

Controls and cables

Guideline

Old speedos drift with tire size and drive wear. Use phone GPS over a measured 10 miles / km.

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

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

2 items

Clutch fluid: inspect

Primary and gearbox

Factory

Factory: I at 4,000, 8,000 and 20,000 mi; R at 12,000 and 24,000 mi (note 4). Columns 600 mi (1,000 km), then every 4,000 mi (6,400 km) to 24,000 mi (38,400 km); note 1: at higher odometer readings repeat at the frequency interval established here. (Read from the page images, ManualsLib Honda 1989 Pacific Coast PC800 owner's manual pp.51-52.)
Evaporative emission control system: inspect

Controls and cables

Factory

Factory: I at 16,000 and 24,000 mi. Note 3: California type only. Columns 600 mi (1,000 km), then every 4,000 mi (6,400 km) to 24,000 mi (38,400 km); note 1: at higher odometer readings repeat at the frequency interval established here. (Read from the page images, ManualsLib Honda 1989 Pacific Coast PC800 owner's manual pp.51-52.)

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.