FRYER TROUBLESHOOTING GUIDE (Continued)
PROBLEM | CAUSE | REMEDY | |
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Liquid shortening does | 3. Loose knob on thermostat; or thermostat | 3. (Continued) | |
not reach the desired | requires calibration (temperature setting dif- | Recalibrate the thermostat by: | |
temperature for frying. | fers by about 10°F from measured shorten- | (a) removing the cap on the | |
(Continued) | ing temperature). (Continued) | thermostat control knob; (b) | |
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| loosening the center brass hex | |
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| nut portion of the knob; (c) turn | |
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| the pointer portion of the knob to | |
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| the measured temperature value | |
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| of the thermostat settings. | |
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| Tighten the brass hex nut to lock | |
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| the adjustment. Replace the | |
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| cap on the knob. | |
| 4. Thermostat setting is more than 20°F dif- | 4. Check the thermostat setting | |
| ferent than measured shortening tempera- | against an accurate measure of | |
| ture. | the shortening temperature. If | |
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| the temperature difference is | |
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| greater than 20°F, the thermo- | |
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| stat can possibly be recali- | |
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| brated. | |
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| Recalibrate the thermostat by: | |
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| (a) removing the cap on the | |
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| thermostat control knob; (b) | |
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| loosening the center brass hex | |
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| nut portion of the knob; (c) turn | |
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| the pointer portion of the knob | |
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| to the measured temperature. | |
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| Tighten the brass hex nut to lock | |
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| the adjustment. Replace the | |
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| cap on the knob. | |
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| If this calibration is unsuccess- | |
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| ful, the thermostat has failed and | |
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| must be replaced. | |
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Basket does not lower, | 1. Electric power circuit breaker not | 1. Switch the circuit breaker to | |
when the timer control | switched ON. | ON. | |
pushbutton is pressed | 2. Electric power cord not plugged into its | 2. Plug in the power cord. | |
after the timer control | |||
receptacle. |
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knob is set to a time |
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value. | 3. POWER Switch not switched ON. | 3. Switch the POWER switch ON. | |
| 4. Loosened wiring connections. | 4. Check wiring and tighten all | |
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| connections, especially to the | |
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| basket lifting devices (timer, | |
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| microswitch, and motor). | |
| 5. Timer has failed. | 5. Set a time value using the timer | |
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| control knob; press the push- | |
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