Lochinvar 000 - 500 - Manual (Page 42)

42
6
Start-up
Installation & Service Manual
10. Use the loop end of the wire lighting wand, shipped with
the instruction pack age, to hold the match and reach the
pi lot. An access slot is provided in the lower front jacket
panel, beside the burner, to insert the lighting wand and
match to the pilot. Lift the pilot cover (FIG. 6-3) to
access the pilot. Push down and hold in the red button
on the gas valve. This should start gas flow to the pilot.
Con tin ue to hold the red button in for about one (1)
minute after the pilot is lit. Release the button and it will
pop back up. The pilot should remain lit. If the pilot
goes out, repeat steps 5 through 10.
If the red button does not pop up when re leased, stop
and immediately call your gas supplier.
If the pilot will not stay lit after sev er al tries, turn the gas
control to “OFF” and call your service technician or gas
supplier.
11. Turn the gas control knob on the gas valve
counterclockwise to the “ON” position.
12. Turn on all electric power to the appliance.
13. Re-install the lower panel door.
14. Set the thermostat to the desired setting.
15. Re-install the control panel door.
TO TURN OFF GAS TO APPLIANCE
1. Set the thermostat to the OFF position.
2. Turn off all electric power to the appliance if service is to
be performed.
3. Turn the gas control knob on the gas valve clockwise to
the “OFF” position. Do not force.
ƽ WARNING
Should overheating occur or the gas fail
to shut off, turn off the external manual
gas valve to the appliance.
Safety Shutoff Test For Standing
Pilot Ignition System
PILOT WITH SPARK IGNITION PILOT WITH THERMOCOUPLE
Figure 6-4_Pilot with Thermocouple and Spark Ignition
1. With the main burners on and firing, un screw the
thermocouple connection from the gas valve (FIG. 6-4)
and remove from the fitting.
2. The main gas valve should extinguish the burn ers
immediately after removal of the thermocouple.
3. If burners do not extinguish, immediately fol low steps in
“To Turn Off Gas To Appliance”.
4. Immediately call a qualified serviceman or in stall er to
repair an ignition system that fails to op er ate properly and
shut down the burners.
5. After successful completion of test, turn the control knob
on the gas valve clockwise to the “OFF” position. Do not
force.
6. Carefully reconnect the thermocouple to the gas valve.
7. Follow the Lighting Instructions to relight the pilot and
establish normal operation.