Fig. 20 - Gas Circuit Burner Test - Norcold 3163 Manual De Servicio

Troubleshooting, cont'd.
Test D, cont'd - Burner Ignites But Flame Diminishes
YES
Is the DC voltage
at terminal block
between 10.5 -
15.4 VDC?
NO NO
Correct DC
voltage input.
YES
Remove white
wires and jump
interrupter
terminals.
NO
YES
Does flame
hold?
Replace
relighter.
Note : If the negative DC supply connection is lost, the ame indicator light will remain on all the time, even without the ame present.
46 3163 Models / Modèles 3163 / Modelos 3163
Burner Ignites But Flame Will Not Hold
YES
Is the main gas
Is refrigerator's
supply on?
manual shut-off
valve on?
NO
Turn main gas Turn manual
supply on.
shut-off valve
on.
YES
Are white wires Is interrupter
from relighter to connection at
interrupter
safety valve
secure & tight?
tight?
NO
Secure wire
Tighten
connections.
connection.
Remove jumper and reconnect white wires. Check for voltage at terminals
of interrupter. (Refer to Figure 19 for correct method of measuring
0 milli-volts on
10-15 milli-volts on
both terminals.
both terminals.
Replace
Replace safety
thermocouple.
valve.
Fig. 20
- Gas Circuit Burner Test
YES
YES
Is vent terminal
housing free
from
obstructions?
NO NO
Clear vent terminal
of obstruction.
YES
Is thermocouple
connection at the
interrupter tight?
NO NO
Tighten
connection.
milli-volts)
16-30 milli-volts on
one terminal, 0
milli-volts on the
other.
Replace
interrupter.
Refrigerator Service Manual / Manuel d'entretien du réfrigérateur / Manual de servicio del refrigerador
YES
Set thermostat
Is gas supply
pressure at
10.5" - 11" W.C.?
NO
Adjust main gas
pressure to 11"
W.C.
YES
YES
Is gas pressure at
Is tip of the
pressure tap tee
thermocouple in
between 10.5 - 11"
flame and clean
of carbon?
NO
Reposition or clean
thermocouple.
16-30 milli-volts
on both
terminals.
Replace safety
valve.
to maximum
setting.
W.C.?
NO
Replace
thermostat.