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TB14 SERIES GAS FRYERS
CHAPTER 8: TROUBLESHOOTING
8-1
8.1 General
DANGER
Hot cooking oil/shortening will cause severe burns. Never attempt to move this
appliance when filled with hot cooking oil/shortening or to transfer hot cooking
oil/shortening from one container to another.
DANGER
This equipment should be unplugged when servicing, except when electrical circuit
tests are required. Use extreme care when performing such tests.
This appliance may have more than one electrical power supply connection point.
Disconnect all power cords before servicing.
Inspection, testing and repair of electrical components should be performed by an
authorized service agent only.
The problems and possible solutions covered are those most commonly encountered.
To troubleshoot, perform the test set-up at the beginning of each condition. Follow each step in
sequence.
8.2 Pilot Burner Malfunction
A. Pilot will not ignite; no evidence of gas at pilot burner.
1. Check that gas valve is open and gas is present at the gas valve.
2. Check pilot burner orifice for dirt or lint.
3. Remove pilot burner gas-supply line and check for contamination; blow out if necessary,
then reinstall.
B. Pilot burner ignites but will not remain lit when gas valve manual knob is released.
1. Check that thermocouple lead is properly screwed into thermocouple connection bushing
on gas valve.
2. Remove end of thermocouple lead from thermocouple connection bushing and clean with
fine sandpaper or emery cloth.
3. Pilot flame may be too high or too low. Adjust pilot flame adjustment screw so that pilot
flame extends about ¾-inch (19-mm) above the top of the pilot burner.