Procom ML170EPC Installation Manual download pdf (Page 13)

13

Figure 15- Manual Control

Push in gas control knob slightly

and turn clockwise to OFF.

Do not use force. NOTE: Wait one

(1) minute with control knob in

OFF position before operating

heater.

9. When electric power is available

and electronic operation is

desired, turn clockwise to

OFF position for one minute. Then

press down knob and rotate

clockwise to ELECTRIC

position. Do not operate between

locked positions.

1. Remove lower front panel.

2. Follow steps 1 through 5

under Manual Operating

Instructions on page 12.

3. With control knob pressed in,

strike match. Hold match

to pilot until pilot lights.

MANUAL LIGHTING

PROCEDURE

INSPECTING BURNER

Check pilot flame pattern and

burner flame pattern often.

PILOT FLAME PATTERN

Figure 16 shows a correct pilot

flame pattern. Figure 16 shows an

incorrect pilot flame pattern. The

incorrect pilot flame is not touch-

ing thermocouple. This will cause

the thermocouple to cool. When

the thermocouple cools, the healer

will shut down. If pilot flame pattern

is incorrect, as shown in Figure 17.

l turn heater off (see page 11)

l see Troubleshooting, pages 17

through 19.

Figure 17- Incorrect Pilot Flame

Pattern

BURNER FLAME PATTERN

Figure 17 shows a correct burner

flame pattern. Figure 19 shows an

incorrect burner flame pattern. If

burner flame pattern is incorrect,

as shown in Figure 19.

l turn heater off (see page 11 ).

l see Troubleshooting. pages 17

through 19.

Figure 19 - Incorrect Burner

Flame Pattern

Figure 18 - Correct Burner

Flame Pattern

MANUAL OPERATING

INSTRUCTIONS

continued

4. Keep control knob pressed in

for 30 seconds after lighting

pilot.

5. Rotate counterclockwise to

ON position to light burner. Do

not operate between looked

positions.

4. Replace lower front panel

Figure 16 - Correct Pilot Flame

Pattern

TO TURN OFF GAS TO

APPLIANCE

(Match Light)

1 2 ... 8 9 10 11 12 13 14 15 16 17 18 ... 27 28

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