MAINTENANCE
PERIODIC MAINTENANCE SCHEDULE TABLE
NOTE: If a separate engine manual is provided for this air compressor, please follow the maintenance schedule provided
in the engine manual instead of the maintenance information listed below.
Maintenance Items
Check pump oil level
Check engine oil level
Check for oil leaks - inspect oil seals, drain
plug, oil plug, sight glass
Change pump oil
Change engine oil
Check/clean engine and pump air filters
Clean and adjust spark plug and electrodes
Clean fuel tank inlet screen
Clean fuel tank outlet filter
TROUBLESHOOTING
PROBLEM
Engine will not start.
Engine lacks power.
Air tank pressure drops when compres-
sor shuts off.
Before each use
X
X
X
POSSIBLE CAUSE
On/stop switch is in OFF (O) position.
No fuel.
Fuel valve is closed.
Spark plug faulty, fouled, or
improperly gapped.
Choke lever is in RUN position.
Fuel element clogged.
Defective pressure unloader.
Loose connections (fittings, tubing, etc.).
Loose drain valve.
Pressure unloader leaking.
20 – English
After first 20 hours
After every 100 hours
X
X
SOLUTION
Turn the on/stop switch to ON (I).
Fill fuel tank.
Open fuel valve.
Replace spark plug.
Move choke lever to START position.
Check air filter element. Clean or replace
as needed.
Take compressor to a qualified service
center.
Check all connections with soap and
water solution and tighten.
Tighten drain valve.
Take compressor to a qualified service
center.
DANGER:
Do not disassemble pressure
unloader, tank drain valves or safety
relief valve with air in tank — bleed
tanks.
X
X
X
X
X
X