Simpson MEGASHOT V3100 - Manual (Page 14)

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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 fi re hazard. Always disconnect spark plug wire, let engine cool, and
release all water pressure before performing any maintenance or repair. The
engine contains fl ammable fuel. Do not smoke or work near open fl ames while
performing maintenance.
To ensure effi cient 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 frequent maintenance checks will be required.
ENGINE
Consult the Engine Owners Manual for the manufacturer’s recommendations for any and all mainte-
nance. NOTE: The engine drain plug is located at the rear of the unit.
PUMP
The pump was fi lled with oil at the factory. The pump on this unit is maintenance free and requires no
oil. If there is a problem with the pump contact us at www.power-washer.us
NOZZLE CLEANING
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 noz-
zle 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.
NOTE: If you have a variable Spray Wand, continue with step #4. If you have Quick Connect Noz-
zles, proceed ahead to step #8.
4) Remove the nozzle from the end of the wand with a 2mm Allen
Wrench as shown.
5) Clean the nozzle using the nozzle cleaner provided, or a
straightened paper clip. Insert into the nozzle end and work
back and forth until the obstruction is removed.
6) Direct water supply into nozzle end to backfl ush loosened
particles for 30 seconds.
7) Insert the nozzle back into the wand using a 2mm Allen Wrench, and tighten securely.
8) Remove the high-pressure nozzle from the spray wand.
Remove any obstructions with the nozzle cleaning tool
provided, or a straightened paper clip, and work back and
forth until the obstruction is removed.
9) Direct water supply into nozzle end to backfl ush loosened particles for 30 seconds.
10) Reassemble the nozzle to the wand.
MAINTENANCE