Troubleshooting (Continued)

Shut off the Pressure Washer, release all pressure in a safe manner, and disconnect it from power and water before adjusting, cleaning, or repairing the unit.

Pressure Washer will not start

Dry self thoroughly and check the voltage at the outlet, and press the reset button on the GFCI power plug (explained under Controls and Features, #1 on page 10).

Power supply

 

inadequate

Reset button not

 

set correctly

Have a certified

Setup the GFCI plug

electrician correct

as explained on

the problem.

page 10.

Power supply

adequate and reset button set properly

If the power switch is in the on position the Thermal safety Switch may be tripped. Switch the unit off and allow the unit to rest for 20-30 minutes and retry.

Pressure washer does not build pressure

Check that hose is unbent and Inlet Screen is free from debris and deposits.

Hose is kinked

or Screen is

clogged

Clean Screen and straighten hose. Switch to a shorter hose, if possible.

Hose is not kinked and

screen is clean

Air may be getting in the water supply hose, check all connections.

Connections

All connections

are loose

are tight

Retighten

connections.

Internal valves, seals, or the nozzle may be worn, contact a qualified technician.

If the steps above do not solve the problem or if the repairs involved are

too complex, contact a qualified technician.

SKU 99741

For technical questions, please call 1-800-444-3353.

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Harbor Freight Tools 99741 manual Pressure Washer will not start, Pressure washer does not build pressure

99741 specifications

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