Husqvarna 1335PW Operator's Manual page 22

Symptom
Oil leakage Worn oil seals and/or o-ring
between the engine
and the pump
Fluctuating pressure 1.
2.
3.
4.
Pressure drops after 1.
period of normal 2.
use 3.
4.
5.
Pump noisy / pump 1.
runs rough
2.
3.
4.
Pressure washer will 1.
not spray detergent
2.
3.
4.
TROUBLESHOOTING CHART
Possible Cause(s)
Low engine oil
Pump valve worn, dirty or stuck
Pump drawing in air
Tip clogged
Worn pump water seals
Spray tip worn
Pump valve worn, dirty or stuck
Unloader valve seat worn or dirty
If using high pressure soap lance
accessory; nozzle in low PSI position
Pump drawing in air/low water
supply
Valves dirty or worn
Worn bearings
Water too hot
Not using quick connect detergent
tip
Clog, kink, or hole in detergent
suction hose
High pressure hose length too long
Detergent injector clogged
Corrective Action(s)
Replace oil seals and/or o-ring. See service
center
1. Add oil.
2. Check and replace
3. Ensure hoses and fittings are tight.
Purge air from garden hose
4. Check or replace
1. Check and replace
2. Check and replace
3. Check, clean or replace
4. Check, clean or replace
5. Pull back nozzle to high pressure
position
1. Ensure fittings are tight. Increase water
pressure
2. Check, clean or replace
3. Check and replace
4. Reduce temperature below 100°F / 38°C
1. Use black quick connect detergent 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 once section of hose is
attached to unit
4. Remove 1" (2,54 cm) 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
English — 21