Troubleshooting - GreenWorks GPW 2000 Operator's Manual

PROBLEM
Motor will not start.
Unit does not reach
high pressure.
Output pressure varies
high and low.

TROUBLESHOOTING

POSSIBLE CAUSE
On/Off switch is in the
"OFF" (O) position.
Power cord is not
plugged in.
Electrical outlet does
not supply adequate
power.
Tripped pressure
washer circuit breaker
Power switch is ON
however gun trigger is
not squeezed ON.
Diameter of garden
hose is too small.
Water supply is
restricted.
Not enough water
supply.
Pressure Tip has not
been installed on wand
assembly.
Water inlet filter is
clogged.
Not enough inlet water
supply.
Pump is sucking air.
Water inlet filter
clogged.
Supply voltage below
minimum.
Calcified gun, hose or
power spray tip.
EN - 25
SOLUTION
Turn switch to the "ON" ( | ) position.
Plug in power cord.
Try a different outlet.
Allow to cool, and restart unit.
With power switch ON push in on the gun
trigger which will engage the AUTO ON switch.
Replace with a 1" (25 mm) or 5/8" (16 mm)
garden hose.
Check garden hose for kinks, leaks and
blockage.
Open water source fully.
Add desired pressure tip to end of wand. See
page 19 Fig. 12 for details.
Remove filter and rinse in warm water.
Turn water on fully. Check garden hose for
kinks, leaks or blockage.
Check that hoses and fittings are airtight, Turn
"OFF" machine, and purge pump by squeezing
trigger gun until a steady flow of water emerge
through the spray tip.
Remove filter and rinse in warm water.
Verify that only the pressure washer is running
on this circuit.
Run distilled vinegar through detergent tank.