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III.
TROUBLESHOOTING - TYPE 950FX OVENS
OVEN FAILS TO OPERATE - NO HEAT
1. If oven indicator light will not illuminate, check power supply.
2. Check plug at outer end of power cord and run continuity
check on complete power cord. If defective, replace cord
assembly.
3. Check indicator light for continuity (see Repair Parts drawing
for access details). If defective, replace indicator light.
4. Check thermostat.
If indicator light illuminates, power is
being supplied through thermostat to heating elements. Turn
knob from low to high setting and return. Definite "snap" should
be heard at low temperature end and indicator light should turn
off and on with each "snap" cycle. If "snap" is not heard and
indicator light fails to operate, replace entire thermostat. (See
Repair Parts Sheet and "Suggested Spare Parts").
5. If thermostat operates satisfactorily, check continuity of heat-
ing elements at bottom center of oven. (see Repair Parts draw-
950FX 240V WIRING DIAGRAM
T
3
T
2
T
1
R
5
R
T
1
R
1
T
2
R
5
T
3
R
6
R
4
2
R
3
R
2
R
3
R
6
ing for access details). Failure of one element may cause slow
and/or uneven heating.
Remove oven from power source.
Pairing of one new element with old elements may cause rapid
failure of old elements.
OVEN OPERATES - OVERHEATS
Check thermostat operation as in number 3 (Oven Fails To
Operate - No Heat) and number 2 (Oven Operates -
Temperatures Setting Off).
OVEN OPERATES - TEMPERATURE SETTING "OFF"
1. Check thermostat operation as in number 3 (Oven Fails To
Operate - No Heat) and number 2 (Oven Operates -
Temperature Setting Off)
2. If thermostat operates satisfactorily, recalibrate per thermo-
stat calibration adjusting sheet.
950FX 480V WIRING DIAGRAM
T
1
T
2
T
3
R
1
T
1
T
2
R
4
T
3
Replace all elements.
R
6
R
5
R
R
4
2
R
3
R
1
R
6
R
2
R
3
R
5
R
4
R
1
N5610394-5
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