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Troubleshooting Guide
This section provides a list of the more frequently encountered malfunctions, their causes and corrective actions. The operator or maintenance
personnel can perform some corrective actions, and others may require the assistance of a qualified FNA technician or your dealer.
Problem Code
Motor will not start when switched ON ........................................................................... 1, 11
When unit is switched ON, the motor hums but does not turn on .................................2, 3
The motor stops .............................................................................................................4
No or low pressure (initial use) ........................................................................................5, 6, 7, 8, 9, 10, 12
Will not draw chemicals ..................................................................................................12, 13, 14, 15, 16, 17
No or low pressure (after period of normal use) .............................................................. 18, 19, 20
Water leaking at gun/spray wand connection ................................................................. 21, 22
Water leaking at pump .................................................................................................... 21, 22, 23, 24
Oil leaking at pump .........................................................................................................25, 26, 27, 28, 29, 30, 31
Pump Pulsates ................................................................................................................8
Troubleshooting Codes
CODE POSSIBLE CAUSE POSSIBLE SOLUTION
1 ON/OFF switch in OFF po si tion. Place ON/OFF switch in ON position.
2 The main voltage is insufficient, lower than the minimum
required.
Check that the main power supply is adequate.
3 Extension cord is too long or wire gauge is too small. We do not recommend the use of extension cords with your
pressure washer. If you must use an extension cord, verify that
it meets the minimum requirements listed in the Extension
Cord paragraph under the Power Supply & Electrical Info in
this manual.
4 Tripped thermal overload due to overheating. Allow to cool and restart unit.
5 Spray wand not in high pressure. See Spray Wand Nozzles under Operation.
6 Low water supply. Water supply must be at least 5 GPM @ 20 psi (138 kPa).
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