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Roubleshooting – Southbend 436D User Manual

Page 37

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M

ODEL

400 R

ESTAURANT

R

ANGES

T

ROUBLESHOOTING

O

PERATOR

S

M

ANUAL

1182299

REV

3 (05/05) D

RAFT

P

AGE

37

OF

64

TROUBLESHOOTING

If the thermocouple works properly

replace the safety valve.

If no pilot, raise the kick panel

slightly and rotate forward.

The pilot should light and remain lit

after the button is released.

Loosen pilot nut out of the burner

bracket.

OVEN PILOT DOES NOT WORK

Continue to hold the red button for

30 seconds.

Remove pilot tube from the safety

valve.

If the pilot doesn’t remain lit remove

the thermocouple from the safety

valve.

If the pilot still doesn’t burn remove

the oven bottom.

If the MV doesn’t rise quickly above

10 replace the thermocouple.

Holding the red button, light the

pilot.

Light the pilot.

Check through the hole in the oven

bottom for a pilot flame and leave

the oven door open 5 minutes to

clear gas fumes.

Press and hold the red button on

the oven safety valve and put a

flame to the pilot.

No

Remove the pilot orifice from the

pilot or end of the tube and check

for debris.

Re-install the pilot orifice and

tubing.

If the pilot doesn’t remain lit, wait 5

minutes and retry.

Install a thermocouple adapter

between the safety valve and

thermocouple to measure the

DC MV.

Install a DVM on the adapter.

If the voltage doesn’t rise above 10

MV adjust the pilot valve and

retest.

Does the

pilot burn?

Check that the oven pilot

adjustment on the manifold is open.

Yes

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