AVS
Series
34
Do both burners light?
5.0
Maintenance
Troubleshooting Guide
5.0
Maintenance
•
Troubleshooting Guide
Turn up thermostat/controller.
Does the fan
blower turn on?
Is the power at the
heater 120V?
Find the source of the electrical problem between panel and heater.
No
Yes
Is the inlet or the outlet
of the unit plugged or
obstructed?
Remove obstruction.
Yes
No
Continued on page 36
Does the unit spark?
Is there 24V at the blue and yellow
secondary side of the internal transformer
and common on the pressure switch?
No
No
Is there 24V at the
N.O. terminal of the
pressure switch?
Check wire connection to primary
of the transformer. If good,
replace faulty transformer.
Yes
Yes
No
No
No
Is the ball valve/shut-off
in the ON position?
Are the igniter(s)
physically damaged?
Yes
Yes
Replace damaged
igniter(s).
No
Turn On.
Does the amber valve
light illuminate?
Yes
No
No
Yes
Yes
Yes
The blower assembly
is faulty and must be
replaced.
Summary of Contents for AVS-40N
Page 42: ...AVS Series 42 Notes...