Filter
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12
TROUBLESHOOTING – continued
Solution
Dilute detergent.
Run warm water through filter to
remove debris.
Remove obstruction or replace
detergent suction tube.
Turn quatro tip to low pressure
position.
Blow out or remove debris with a
fine needle.
Tighten fittings.
Insert new washer.
Insert the Quatro nozzle into the
trigger gun. Carefully press in
against the spring tension and
twist into the locked position.
Call Customer Service.
Check that hoses and fittings are
air tight. Turn off machine and
purge pump by squeezing trigger
gun until a steady flow of water
emerges through the nozzle.
Check that all fittings are tight.
Call Customer Service.
Call Customer Service.
Symptom
No detergent.
Garden hose
connection leaks.
Quatro nozzle leaks.
Pump is noisy.
Water leaks from pump (up
to 10 drops per minute is
permissible).
Oil Drip.
Cause
Detergent is too thick.
Filter on detergent suction tube is
clogged.
Damaged or clogged detergent
suction tube.
Quatro nozzle is in high pressure
position.
Discharge nozzle is obstructed.
Loose fittings.
Missing/worn rubber washer.
Quatro nozzle not properly
attached.
Broken o-ring or plastic insert.
Pump is sucking air.
Loose fittings.
Water seals are damaged or worn.
Oil seals are damaged or worn.
If you encounter any additional difficulties not listed, please call
Customer Service at 1-800-465-4980 for help, or visit www.karcher.ca