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Causes
Machine not plugged in
GFCI tripped
Machine turned OFF
Line circuit breaker tripped
Causes
Voltage too low
Circuit Breaker Overloaded
Pressure set too high
Causes
Partially clogged or damaged nozzle
Low water flow
Causes
Leak between pump and gun
Gun leaking internally
Causes
Air band not adjusted properly due to
different elevation
Poor quality fuel
Causes
Scale build-up in coil
Coil is full of soot
Causes
Unloader/Burner Control Problem
Causes
Inadequate detergent supply
High pressure hose too long
Chemical strainer or injector clogged
Troubleshooting Guide
Pressure Washer Will Not Run - No Power
Solutions
Plug machine in
Make sure machine is dry
Press RESET on the GFCI
Turn Pump switch ON
Check for tripped circuit breaker in building
Circuit Breaker Trips During Operation
Solutions
Check the voltage
Make sure to use NEMA specified receptacle
Make sure there is no other equipment using the same circuit
- see Specifications
Check/adjust pressure setting on unloader
Pressure Washer Runs But No Pressure
Solutions
Clean or replace nozzle
Make sure the water supply is more than the required flow
Pressure Washer Surges Or Cycles While In Bypass
Solutions
Check all connections between pump and gun for leaks
Tighten loose components and replace damaged components
Replace spray gun
Smoke From Heat Exchanger
Solutions
Adjust the air band until the burner burns cleanly
See Oil Burner under Installation Instructions
Use Kerosene for the cleanest burn
Water Not Heating Sufficiently
Solutions
See Coil Descaling under Maintenance Instructions
See Coil Desooting under Maintenance Instructions
Safety Relief Valve Sprays Water
Solutions
Call Product Support
Poor Or No Detergent Supply
Solutions
Refill detergent container
Make sure the chemical strainer is fully submerged
Use less hose
Move machine closer to the work
Clean the strainer and injector. Always start with a clean detergent
container. Run clean water through the injector after each use.
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