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TROUBLE SHOOTING GUIDE
SUBURBAN MODEL SW6 WATER HEATER
SPARK IGNITION SECTION
Turn switch on. Thermostat calls
for heat
Check 12dvc Power input to the
OnIOff Switch
Yes
T
Yes
Yes
I
1
Check connections and wires to
Module
I
Check for l2vdc on Red Wire
a t
the
I
-No--
Module Board
Red Light on Switch appears for
12-1 8 seconds
Replace Switch
Yes
T
Light Switch remains on and the
Burner did not light
Does the Water Heater light
r
Check System Gas Pressure should
be 11" WC
Yes
.
Check the Electrode Wire and
connect~ons, the gap should be 118"
1
If no spark at Electrode replace
the Module
Yes
valve tap or for a restriction at
the Burner or Orifice
Yes
Check for 12vdc at Gas Valve
Did the Gas Valve open
-Yes--
Replace the Gas Valve
electrode.
alignment. The flame should be
Hard blue.
I
J
Yes
T
The light goes off and the Burner
remains on
Water heats to approx. 140 degrees
and shuts off
-No-.
Check to be sure that the
thermostat is light against the
to clean mounting area
Yes
T
System OK
1
Note: Odor from the water system can
be caused by not sewing your Anode,
or sulphur water can be caused by a
chemical action or by Bacteria so you
may flush your tank with a Clorox
mixture to rid smells. Please see
your Owners Manual.
Note: You should check or replace
the Anode rod annually
Note: Some external weeping may
occur at the T8P (Temperature
Pressure Relief) to allow for water
expansion when heated
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