21
04/21
7058-805F
4
Troubleshooting Guide
With proper installation, operation, and maintenance your appliance will provide years of trouble-free service. If you do
experience a problem, this troubleshooting guide will assist a qualified service person in the diagnosis of a problem and the
corrective action to be taken. This troubleshooting guide can only be used by a qualified service technician.
Symptom
Possible Cause
Corrective Action
Plug in appliance - No
response.
No current to outlet.
7 amp fuse defective.
#3 snap disc tripped or defective.
Control box defective.
Check circuit breaker at service panel.
Replace fuse.
Reset or replace snap disc.
Replace control box.
Call light on. No fire.
No fuel in fire pot.
Out of fuel.
#2 snap disc may be defective.
Vacuum switch not closing, no vacuum.
Control box defective.
Check hopper. Fill with fuel.
Replace snap disc.
Check exhaust blower is plugged in and
operating.
Check vacuum switch is plugged in.
Check vacuum hose is in good condition,
clear and connected at both ends.
Check thermocouple is in good condition
and plugged in properly.
Make sure venting system is clean.
Make sure front door is closed.
Replace control box.
Call light on. No fire.
Partially burned fuel in
fire pot.
Fire pot clean-out plate not closed.
Fire pot is dirty (missed ignition).
Check that fire pot clean-out plate is fully
closed.
Clean fire pot. Make sure there is no clinker
in the fire pot.
Clinkers may have to be broken up with fire
pot scraper tool or other means.
Call light on. No fire.
Unburned pellets in fire
pot.
Fire pot clean-out plate not closed.
Fire pot is dirty.
Ignition hole blocked.
Igniter not working.
Control box defective.
Check that fire pot clean-out plate is fully
closed.
Clean fire pot. Make sure there is not a
clinker in the fire pot. Clinkers may have
to be pushed out of fire pot with fire pot
scraper tool or other means.
Scrape with solid piece of wire.
Remove ash pan to see if igniter is glowing
red on start-up.
Check igniter wires for good connection.
Replace igniter using 1/4 inch male /female
spade connectors.
Replace control box.
Slow or smoky start-up.
Fire pot clean-out plate not closed.
Fire pot is dirty.
Excessive amount of fuel at start-up.
Check that fire pot clean-out is fully closed.
Clean fire pot. Make sure there is not a
clinker in the fire pot. Clinkers may have to
pushed out of fire pot with fire pot scraper
tool or other means.
Reduce feed rate using feed rate
adjustment control rod located inside
hopper.
Table 21.1
