Turbo Chef Technologies i5 Non-Fault Code Troubleshooting, Troubleshooting No Keypad Input

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Non-Fault Code Troubleshooting

This section provides troubleshooting tips for issues that may occur independently of an oven fault.

Troubleshooting:

No Keypad Input

YES

Replace the keypad (page A-5 through A-6). If the problem persists, replace the control board (page A-8).

Is the keypad cable properly connected to the control board?

NO

Correct wiring.

Troubleshooting:

“Cook Door Open” Message when Door is Closed

Verify the action of the trail- ing arm. When the door closes, does the trailing arm engage the switches?

NO

Loosen the two switch bracket screws. With the door closed, position the bracket so that the trailing arm is just engaging the switch levers. Open and close the door. Are door switches freely opening and closing?

			Refer to trouble-
	Is “F4 MONITOR” fault present?	YES
NO
			shooting procedures
			on page 42.
YES

		Adjust the counter-
		balance assembly (page
				Is the wiring from the door
NO
		26). Is issue resolved?
				switches to control board OK?
	YES
				YES		NO
	Tighten the		Replace the door		Correct wiring.
					If wiring is damaged,
	switch bracket		switch(es) (page A-9
					replace door switch(es)
	screws.		through A-11).
					(page A-9 through A-11).

TROUBLESHOOTING