DeWalt DXPW1200E Instruction Manual page 14

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
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
CODE
1 ON/OFF switch in OFF po si tion.
2 The main voltage is insufficient, lower than the minimum
required.
3 Extension cord is too long or wire gauge is too small.
4 Tripped thermal overload due to overheating.
5 Spray wand not in high pressure.
6 Low water supply.
POSSIBLE CAUSE
Code
POSSIBLE SOLUTION
Place ON/OFF switch in ON position.
Check that the main power supply is adequate.
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.
Allow to cool and restart unit.
See Spray Wand Nozzles under Operation.
Water supply must be at least 5 GPM @ 20 psi (138 kPa).
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