Lincoln 1117-000-A Troubleshooting Guide / Electric Ovens, Symptom, Possible Cause, Evaluation

TROUBLESHOOTING GUIDE / ELECTRIC OVENS

MODEL 1130-000-A	208 VAC	SINGLE PHASE	60 HZ
MODEL 1131-000-A	240 VAC	SINGLE PHASE	60 HZ
MODEL 1132-000-A	208 VAC	THREE PHASE	60 HZ
MODEL 1133-000-A	240 VAC	THREE PHASE	60 HZ

	REFER TO PROPER SCHEMATIC FOR IDENTIFIED COMPONENTS
SYMPTOM	POSSIBLE CAUSE	EVALUATION
Oven fan will not run	Incoming Power Supply	Check circuit breakers. Rest if required. Call
		power company in needed.
	Fuses, 10 Amp, Fan and	Check, replace if necessary.
	Controls
	Fuseholder	Check, replace if necessary.
	Control Box High Limit	Terminals are normally closed, but open at 140°F ±
	Thermostat	5°F (60°C ± 2.8°C). Check for over heating and
		reset thermostat. Test for proper operation. If it will
		not reset and hold, then replace.
	Switch, Main Fan	Check for continuity between switch terminals.
	Main Fan Motor	Check for opens, shorts, or grounds. WITH
		POWER OFF: Turn fan blade to check for locked
		rotor.
	Capacitor	Check for opens, shorts, or grounds.
No control box cooling		Check for main fan operation. If not operating, refer
		to "Oven Fan Will Not Run".
	Cooling Fan Motor	208/240 VAC should be present at the fan motor. If
		voltage is present, check for opens or shorts.
		WITH POWER OFF: Check for locked rotor of the
		fan motor.
No automatic control	Incoming Power Supply	Check circuit breakers. Reset if required. Call
box cooling		power company if needed.
	Thermostat, Cooling Fan	This normally open thermostat should close when
		the temperature in the control box reaches 120°F
		(48.9°C). If thermostat does to close, replace.
	Cooling Fan Motor	208/240 VAC should be present at the fan motor. If
		voltage is present, check for opens or short. WITH
		POWER OFF: Check for locked rotor of the fan
		motor.
Control box cooling fan	Thermostat, Cooling Fan	This normally open thermostat should close at
continues to run		120°F (48.9°C) and reopen at 100°F (37.8°C).
Oven will not heat	Main Fan Motor	Check for main fan operation. If it is not operating,
		refer to "Oven fan will not run".
	Air Pressure Switch	This normally open switch should close when the
		main fan is activated. Adjust if necessary (Refer to
		page 23). Replace if defective.
	Hi-Limit Thermostat Oven	Terminals are normally closed. If open, reset and
	Cavity	test oven for proper operation. If thermostat will not
		hold for maximum oven temperature, and oven is

not exceeding temperature dial setting, check for proper location of capillary bulb in its spring holder. If above checks okay, replace hi-limit thermostat.

Impinger II –Advantage Service Manual - Domestic 13