Turbo Chef Technologies 3240 Gas supplied, Turned on?, Higher than the cook, Cavity temperature?

3 4 T RO U B L E S H O OT I N G

Troubleshooting:

F3: NO FLAME (Flameout)

Is the gas line connected

and the gas supplied

YES

Does the burner ignite?

NO

turned on?

Is the set temperature

YES

higher than the cook

YES

NO

cavity temperature?

Is the unit calling for

Fix the

NO

Turn the oven

heat (If % on front

connection

NO

off and then

display is greater

or turn the

on. Does the

Adjust the set

than 0%)?

gas supply

temperature.

burner ignite

on.

YES

and the fault

NO

clear?

Replace the

Remove the cool-

YES

ignition

ing duct and rear

Open the

module

access panel (page

NO

manual valve

Operate

(page A-14).

1). Is the manual

(page A-14).

normally.

valve “open?”

Clean or (if necessary) replace

the spark rod (page A-14).

YES

NO

YES

Does the ignition

module have 24

Is the spark rod

NO

damaged or dirty?

VAC applied?

NO

YES

Replace the
wire spark
	YES
cable (page
A-14).

Is the wire spark cable damaged or disconnected (page A-14).

NO

Is the burner attempt- ing to ignite (is spark present) (page 27)?

YES

Is inlet gas pressure present?
Inlet gas pressure must be between 6” W.C. (152.4		Is gas pressure present
	NO	when unit is sparking?
mm W.C.) & 14” W.C. (355.6 mm W.C.).

						YES
	NO		YES
				Inspect, clean,
				or if needed,		Is the
						pressure on
Check inlet gas		Replace the		replace the
						the gas valve
connections and		modulating		burner	YES		NO
						set correctly
supply.		gas valve		assembly
						(page 3)?
		(page A-14).		(page A-14).

Reset the gas pressure (page 3).