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Les langues disponibles
SYMPTOM
Engine will not start.
No discharge at nozzle when
trigger mechanism is squeezed.
Low or fluctuating pressure.
Water is leaking from the "Heat
Dump Valve"
Oil appears milky or foamy.
Oil leaking from unit.
Detergent will not siphon into
Low Pressure Detergent mode.
Water flows back into detergent
container.
Water flows from the nozzle when the
trigger gun is locked in the "OFF"
position.
18
TROUBLESHOOTING
PROBABLE CAUSE
Various engine problems.
Unit components are frozen.
Inadequate water supply.
Kink in water inlet hose.
Kink in high pressure discharge hose.
Water inlet screen obstructed.
Pump sucking air. (Prime eliminated)
Eliminate leaks in intake line.
Not in high pressure mode.
Obstructed or worn spray nozzle.
Damaged or obstructed valve assy.
Pump packings worn.
Bypass valve not operating correctly.
Water temperature is too high.
Defective valve.
Water in oil.
DO NOT USE!!!!!
Detergent strainer is not completely
submerged in detergent solution.
Detergent strainer obstructed.
Detergent hose cut, obstructed or
kinked.
Detergent adjusting knob on pump
turned to closed position. (If applicable.) "Cleaning with Detergents" pg. 15
Not in low pressure mode.
Nozzle assembly is plugged.
Too many high pressure hose
extensions attached to the water outlet.
Ball & Spring in Venturi stuck.
Ball & Spring in Venturi reversed,
missing or corroded.
Gun is malfunctioning.
REMEDY
Refer to the engine manual
accompanying your unit.
Allow to thaw. If any part of the unit
becomes frozen; excessive pres
sure may build up in the unit which
could cause the unit to burst
resulting in possible serious injury
to the operator or bystanders.
Ensure hose is 3/4" diameter and
incoming water supply is turned on.
Remove kink.
Replace hose.
Remove screen, clean or replace.
Tighten all water intake connections
Insert a high pressure nozzle.
Remove, clean or replace.
Remove, inspect, clean or replace.
on pump.
Replace packings.
Repair or replace.
Do not allow the unit to operate in
the bypass mode (with trigger gun
closed) for more than 3 minutes.
Replace.
Change pump oil. Fill to proper
level.
Contact Customer
Service.
Check, submerge if necessary.
Inspect, clean or replace.
Inspect, clean or replace.
Open adjusting knob. Refer to
Insert 6540° (BLACK) nozzle.
Clean or replace.
Use one extension maximum.
Remove, clean or replace.
Remove, clean or replace.
Repair or replace.
CA-Series Operator's Manual
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