Troubleshooting Guide - NorthStar 157495 Owner's Manual

Causes
Machine not plugged in
GFCI tripped
Machine turned OFF
Line circuit breaker tripped
Causes
Voltage too low
Extension Cord
Causes
Electrodes corroded or improperly spaced
Damaged flow switch
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
Pressure Washer/Burner Control Problem
Causes
Soap control knob set too low.
Inadequate detergent supply
High pressure hose too long
Chemical strainer or injector clogged

Troubleshooting Guide

Water Heater Will Not Run - No Power
Solutions
Plug machine in.
Make sure machine is dry. Press RESET on the GFCI.
Turn heat switch ON.
Check for tripped circuit breaker in building.
GFCI Trips During Operation
Solutions
Check the voltage.
Make sure connections are dry and off of the ground. Check extension cord
section on page 3 for more guidelines.
Burner Will Not Fire
Solutions
Clean electrodes and reset spacing. See Electrode section on page 15.
Replace flow switch. Call Customer Service.
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.
Rupture Disc Sprays Water
Solutions
Call Customer Service.
Poor Or No Detergent Supply
Solutions
Adjust soap control knob.
Refill detergent container. Make sure 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.
Any Questions, Comments, Problems or Parts Orders
NorthStar Product Support 1-800-270-0810
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