Troubleshooting
52
PRESSURE WASHER SURGES OR CYCLES WHILE IN BYPASS
Causes
Solutions
Leak between unloader and gun.
Check all connections between unloader and gun for leaks.
Tighten loose components and replace damaged components.
Gun leaking internally
Replace spray gun.
SMOKE FROM HEAT EXCHANGER
Causes
Solutions
Engine not at full throttle
Throttle engine all the way up.
Damper not adjusted properly
Adjust the damper until the burner burns cleanly. See
Burner
Adjustment.
Poor quality fuel
Use kerosene for the cleanest burn.
Belt broken
Replace belt.
WATER NOT HEATING SUFFICIENTLY
Causes
Solutions
Scale build-up in coil
See
Coil Descaling
under
Maintenance Instructions.
Coil is full of soot
See
Coil Desooting
under
Maintenance Instructions.
POOR OR NO DETERGENT SUPPLY
Causes
Solutions
Inadequate detergent supply
Refill detergent container. Make sure chemical strainer is fully
submerged.
High pressure hose too long
Use less hose. Move machine closer to the work.
Chemical strainer or injector clogged
Clean the strainer and injector. Always start with a clean detergent
container. Run clean water through the injector after each use.