DIAGNOSING AN ISSUE

19

Troubleshooting:

F2: LOW TMP (Cook Temperature Low)

YES

Does the Display read “Cook Door

Open” when the door is closed?

NO

Is wiring from the

Door Switch to the I/O

Control Board OK?

(See page 61 for

schematic.)

 

 

Correct wiring.

NO

 

 

 

 

 

 

 

 

YES

Replace Door Switch.

(page 36)

If problem

persists, replace the I/O Control Board.

(page 39)

Reset and determine

why it tripped – excess grease buildup, etc. (Figure 25, page 20)

Is the SSR defective?

YES

NO

Is the Hi-Limit

Thermostat tripped?

NO

Is the Heater Element

defective?

NO

Is wiring from

SSR to I/O Control

Board OK?

(See page 61 for

schematic.)

YES

Replace SSR.

(page 40)

YES

Ensure jam nut is

adequately tightened

and flange nut

(behind jam nut) is not over-tightened.

 

YES

 

 

 

NO

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Replace I/O Control

 

 

Correct wiring.

Board. (page 39)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

If the problem

persists, replace the

defective heater.

(page 54)

Page 35
Image 35
Turbo Chef Technologies HHB-8041, HHB-8136, HHB-8029, HHB-8028, HHB-8134 Troubleshooting F2 LOW TMP Cook Temperature Low

HHB-8041, HHB-8099, HHB-8085, HHB-8097, HHB-8115 specifications

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