Troubleshooting Guide - Re-Verber-Ray MP3 Series Insert Manual

4.0

Troubleshooting Guide

4.0 Troubleshooting Guide
Turn on control
device for heat.
Does the fan
No
blower turn on?
Yes
Does the
pressure switch
light illuminate?
Yes
Does the igniter
No
warm up and
turn red?
Yes
Does the valve
No
light turn on?
Yes
Does the gas
No
valve open?
Yes
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Replace or repair
damaged components.
Yes
Is the control device
or thermostat wire
damaged?
Does the igniter
No
warm up and
turn orange/red?
Does the igniter
appear to be
physically
damaged?
Yes
Replace igniter.
Is there 120 VAC at the
coil of the gas valve
relay?
No
Replace ignition module.
Is the toggle
switch on gas
valve in the "ON"
position?
No
Toggle switch to "ON."
Find source of electrical
problem and repair.
No
Does the heater
have 120 VAC at
No
the power entry
cord?
Pressure switch light is burned out.
Yes
Replace light.
Temporarily disconnect igniter
from harness and check the
No
resistance. Is it within the
range of 50-400
Replace igniter.
Is there 24 VAC
Yes
from gas valve
relay N.O. contact?
Replace gas valve relay.
Is there 120
VAC at the coil
Yes
of the gas valve
relay?
No
Replace ignition
module.
14
MP3 Series
Ω
?
No
Replace
gas valve
Yes
indicator
No
Is there 24 VAC
from the gas
Yes
valve relay N.O.
contact?
No
Replace gas
valve relay.
Yes
No
Yes
light.
Yes