CD SERIES PRESSURE WASHER
OPERATOR’S MANUAL
15
TROUBLESHOOTING
SHARK CD • 97-6126 • Rev. 4/03
PROBLEM
POSSIBLE CAUSE
SOLUTION
PRESENCE OF WATER
IN PUMP OIL
Water sprayed at machine
Change oil. Direct spray away from machine.
High humidity in air
Check and change oil twice as often.
Piston packing worn. Oil seal worn
Check and replace if necessary.
ENGINE STRAINS
UNDER LOAD
Engine governor misadjusted
Readjust governor on engine. Take to local
engine representative for adjustment.
Incorrect spray nozzle
Install proper nozzle size (See serial plate for
proper size).
Obstruction in spray nozzle
Remove obstruction.
Misadjusted unloader valve
Call Shark technical support.
Engine low or out of oil
Check oil level.
Pump low or out of oil
Check oil level.
Obstruction in hose, fitting
Clean or replace hose, fitting.
OIL SQUIRTS OUT OF
OIL CAP ON PUMP
Pump overfilled with oil
Maintain oil level at red dot on sight glass at
rear of pump or at top of notch on dipstick
(where applicable).
ENGINE OPERATES
FOR 15 MINUTES
THEN STOPS
Not enough gas or engine oil
Fill tank with gas. Check oil level.
Vapor lock developed by heat of day
Keep gas tank full to avoid vapor lock.
Obstruction in fuel filter
Clean or replace fuel filter.
WATER DRIPPING
FROM UNDER PUMP
Piston packing worn
Check and replace if necessary.
O-ring plunger retainer worn
Check and replace if necessary.
Cracked piston
Check and replace if necessary.
OIL DRIPPING
Oil seal worn
Check and replace if necessary.
EXCESSIVE VIBRATION
IN DELIVERY LINE
Irregular functioning of the valves
Check and replace if necessary.
WATER LEAKING
FROM PUMP
PROTECTOR
Spray gun closed with machine
running 5 minutes or longer.
Open spray gun or turn off machine.
Excessive water supply pressure
Place a pressure regulator at end of 50'
garden hose.