Operation Manual Pressure Washer - DeVilbiss Air Power Company
Operation Manual Pressure Washer - DeVilbiss Air Power Company
Operation Manual Pressure Washer - DeVilbiss Air Power Company
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PROBLEM CAUSE CORRECTION<br />
Will not draw<br />
chemicals<br />
Spray wand not in low pressure.<br />
Chemical filter clogged.<br />
Chemical screen not in cleaning<br />
solution.<br />
See How to Use Spray Wand<br />
paragraph in the <strong>Operation</strong><br />
Section.<br />
Clean filter.<br />
Make sure end of chemical hose<br />
is fully submerged into cleaning<br />
solution.<br />
No or low<br />
pressure<br />
(after period<br />
of normal<br />
use)<br />
Water leaking<br />
at gun/<br />
spray wand<br />
connection<br />
Water<br />
leaking at<br />
pump<br />
Pump<br />
Pulsates<br />
Chemical too thick.<br />
<strong>Pressure</strong> hose is too long<br />
Chemical build up in chemical<br />
injector.<br />
Worn seal or packing<br />
Worn or obstructed valves.<br />
Worn unloader piston.<br />
Worn or broken o-ring.<br />
Loose hose connection.<br />
Loose connections.<br />
Piston packings worn.<br />
Worn or broken o-rings.<br />
Pump head or tubes damaged<br />
from freezing.<br />
Nozzle obstructed.<br />
Dilute chemical. Chemical should<br />
be the same consistency as water.<br />
Lengthen water supply hose<br />
instead of high pressure hose.<br />
Have parts cleaned or replaced<br />
by AWSC.<br />
Have replaced by AWSC.<br />
Have replaced by AWSC.<br />
Have replaced by AWSC.<br />
Check and replace.<br />
Tighten.<br />
Tighten.<br />
Have replaced by AWSC.<br />
Have replaced by AWSC.<br />
Have replaced by AWSC.<br />
See Nozzle Cleaning paragraph in<br />
the Maintenance section for the<br />
correct procedure.<br />
A12496<br />
16- ENG
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