Desa RN30BT Inspecting Burner, Operating Heater, Non-ThermostatModels, Continued

OPERATING HEATER

Non-Thermostat Models

Continued

INSPECTING BURNER

18

		TO TURN OFF GAS TO APPLIANCE
Shutting Off Heater
1.	Turn control knob clockwise Clockwise to the PILOT position.
2.	Press in control knob and turn clockwise Clockwise to the OFF position.
3.	Turn off all electric power to the appliance if service is to be performed.

Shutting Off Burner Only (pilot stays lit)

1. Turn control knob clockwise Clockwise to the PILOT position.

MANUAL LIGHTING PROCEDURE

1.Remove front panel (see Figure 3, page 7).

2.Follow steps 1 through 5 under Lighting Instructions, pages 16 and 17.

3.With control knob pressed in, strike match. Hold match to pilot until pilot lights.

4.Keep control knob pressed in for 30 seconds after lighting pilot. After 30 seconds, release control knob.

5.Replace front panel.

Check pilot flame pattern and burner flame pattern often.

PILOT FLAME PATTERN

Figure 18 shows a correct pilot flame pattern. Figure 19 shows an incorrect pilot flame pattern. The incorrect pilot flame is not touching the thermocouple. This will cause the thermocouple to cool. When the thermocouple cools, the heater will shut down.

Pilot Burner

Thermocouple

GOOD PILOT GRH/OV 009

Figure 18 - Correct Pilot Flame Pattern

Pilot Burner

Thermocouple

BAD PILOT GRH/OV 010

Figure 19 - Incorrect Pilot Flame Pattern