Troubleshooting Guide - Re-Verber-Ray DX3-20-50 Insert Manual

4.0

Troubleshooting Guide

4.0 Troubleshooting Guide
Turn up thermostat
Does the fan
blower turn on?
Yes
Does the switch
light energize?
Yes
Does the igniter warm
up and glow red?
Yes
Does valve light
energize?
Yes
Does valve open?
No
Yes
Continued on page 16.
Is the power at the
No
heater 120V?
No
Find the source of the electrical
problem between panel and heater.
Is the light burnt out?
No
If so, replace.
Is the igniter
No
physically
damaged?
Yes
Replace igniter.
Does the burner
No
ignite at all?
Yes
Replace faulty light.
Test for 120V at valve opening
period (usually 30 to 45 seconds
after power to heater). Is there
120V to valve for 8 seconds?
Yes
Remove obstruction
and lubricate fan.
Is the inlet or the outlet of
the unit obstructed (i.e.,
No
ice, birds nest, dirt, etc.)?
Remove obstruction.
Check voltage at igniter during
No
ignition sequence (usually 30-
45 seconds after power to the
heater). Is it 120V?
Replace circuit board.
The circuit board and/or wiring
No
Replace circuit board and/or wiring harness.
14
DX3 Series
Is the blower
obstructed?
Yes
Yes
No
harness may be faulty and
needs to be replaced.
No
No
No
Yes
Yes