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MAINTENANCE AND INSPECTION INSTRUCTIONS
not smoke or work near open flames while performing maintenance.
To ensure efficient operation and longer life of your pressure washer, a routine maintenance schedule
should be prepared and followed. If the pressure washer is used in unusual conditions, such as high-
temperatures or dusty conditions, more fre quent maintenance checks will be required.
Engine
Consult the Engine Owner's Manual for the man u fac tur er's recommendations for any and all maintenance.
NOTE: The engine drain plug is located at the rear of the unit.
Pump (Fig. 24)
NOTE: The Pump was filled with oil at the factory. Use SAE 15W-40 oil.
Change the pump oil after the first 50 hours of operation and every 100
hours thereafter, or every 3 months.
TO CHECK OIL
The oil level should come to the dot in the middle of the sight glass (AA).
HOW TO CHANGE PUMP OIL
1.
Loosen pump oil fill plug (BB).
2.
Place a container under the pump oil drain plug (CC).
3.
Remove pump oil drain plug.
4.
After oil is drained, replace pump oil drain plug. Tighten securely.
5.
Refill pump using SAE 15W-40 oil
6.
Replace pump oil fill plug and tighten securely.
If there is a problem with the pump contact us at 1-855-504-5678 or www.campbellhausfeld.com
Connections
Connections on pressure washer hoses, gun and spray wand should be cleaned regularly and lubricated with
light oil or lithium grease to prevent leakage and damage to the o-rings.
Nozzle Cleaning (Fig. 25)
If the nozzle becomes clogged with foreign materials, such as dirt, excessive pressure may develop. If
the nozzle becomes partially clogged or restricted, the pump pressure will pulsate. Clean the nozzle
immediately using the nozzle kit supplied and the following instructions:
1.
Shut off the pressure washer and turn off the water supply.
2.
Pull trigger on gun handle to relieve any water pressure.
3.
Disconnect the spray wand from the gun.
4.
Remove the high pressure nozzle (K) from the spray wand. Remove any obstructions
with the nozzle cleaning tool provided and backflush with clean water.
5.
Direct water supply (N) into nozzle to backflush loosened particles for 30 seconds.
6.
Reassemble the nozzle to the wand.
7.
Reconnect spray wand to gun and turn on water supply.
8.
Start pressure washer and place spray wand into high pressure setting to test.
Risk of burn hazard. When performing maintenance, you may be exposed to hot surfaces, water
pressure or moving parts that can cause serious injury or death.
Risk of fire hazard. Always disconnect, spark plug wire, let the engine cool and release all water
pressure before performing any maintenance or repair. The engine contains flammable fuel. Do
16
BB
AA
CC
Figure 24
N
Figure 25
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