SV9410/SV9420; SV9510/SV9520; SV9610/SV9620 SMARTVALVE™ SYSTEM CONTROLS
69-1058—05
12
Troubleshooting Without LED
Indicator Assistance (Appliance
power or thermostat call for heat
has cycled since appliance failure
occurred)
WARNING
Electrical Shock Hazard.
Can cause severe injury, death or property
damage.
Only a trained, experienced service technician
should perform this troubleshooting.
1.
Make sure the appliance power is on and any
manually operated gas cock on the appliance is
open.
2.
Remove the appliance burner compartment door.
Confirm that SV9410/SV9420; SV9510/SV9520;
SV9610/SV9620 LED indicator is flashing in a
“bright - dim” sequence.
3.
Make sure the ignition system control switch is in
the ON position.
4.
Disconnect the system thermostat leadwires at the
ST9160 EFT or the 208907 Terminal Board.
5.
Using alligator clips on a short jumper wire, jumper
the R and W terminals on the EFT or Terminal
Board.
6.
Observe the appliance operation, comparing it to
the Sequence of Operation shown in Fig. 11. Allow
the ignition sequence to proceed until the
appliance lights or an abnormal or unexpected
event is observed.
7.
Check the appliance as shown in Table 10.
INSTRUCTIONS TO THE
HOMEOWNER
WARNING
Fire or Explosion Hazard.
Can cause severe injury, death or property
damage.
Follow these warnings exactly:
1.
IF YOU SMELL GAS:
• Turn off the gas supply at the appliance service
valve. On LP gas systems, turn off the gas
supply at the gas tank.
• Do not light any appliances in the house.
• Do not touch electrical switches or use the
phone.
• Leave the building and use a neighbor’s phone
to call your gas supplier.
• If you cannot reach your gas supplier, call the
fire department.
2. The ignition system control must be replaced
in event of any physical damage, tampering,
bent terminals, missing or broken parts,
stripped threads, or evidence of exposure to
heat.
IMPORTANT
Follow the operating instructions provided by
the manufacturer of your heating appliance. The
information below describes a typical ignition
system control application, but the specific
controls used and the procedures outlined by
the manufacturer of your appliance can differ,
requiring special instructions.
STOP: Read the Warnings Above.
If the appliance does not turn on when the thermostat is
set several degrees above room temperature, follow
these instructions:
1.
Set the thermostat to its lowest setting to reset the
safety control.
2.
Disconnect all electric power to the appliance.
3.
Remove the ignition system control access panel.
4.
Move the ignition system control switch to the OFF
position.
5.
Wait five minutes to clear out any unburned gas. If
you then smell gas, STOP! Follow Step 1 in the
Warning above. If you do not smell gas, continue
with the next step.
6.
Move the ignition system control switch to the ON
position.
7.
Replace the ignition system control access panel.
8.
Reconnect all electric power to the appliance.
9.
Set the thermostat to the desired setting.
10.
If the appliance does not turn on, move the ignition
system control switch to the OFF position and
contact a qualified service technician for
assistance.
Turning off the Appliance
Vacation Shutdown—
Set the thermostat to the desired room temperature while
you are away.
Complete Shutdown—
Turn off power to the appliance. Turn off the gas supply
to the appliance. Appliance will completely shut off.
Follow the procedure in the Instructions to the
Homeowner section above to resume normal operation.
