Troubleshooting Chart - Campbell Hausfeld IN470300AV Product Manual

troubleshooting Chart - Gasoline Powered Pressure Washers Only
Symptom
Pump noisy / pump runs
rough
Pressure washer will not
spray detergent
Notes
Possible Cause(s)
1 . Pump drawing in air/low water
supply
2 . Valves dirty or worn
3 . Worn bearings
4 . Water too hot
1 . Not using soap tip
2 . Clog, kink, or hole in detergent
suction hose
3 . Hose length too long
4 . Lance not functioning properly
Corrective Action
1 . Ensure fittings are tight . Increase water pressure
2 . Check, clean or replace
3 . Check and replace
4 . Reduce temperature below 100ºF
1 . Install 65 degree (black) soap tip
2 . If clean, unkink or replace hose .
3. Use only hose length provided with initial purchase of
pressure washer . Detergent suction will not function if
more than one section of hose is attached to unit .
4 . Remove lance from gun . If detergent is dispensed
through gun, the lance must be replaced . If no
detergent is dispensed through gun, remove 1"
tapered detergent barb from pump . Clean the barb,
and make sure that ball and spring are properly
aligned with tapered portion of the spring facing the
ball . The ball should be on top of the spring .
13
PW4035
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