Toastmaster TECC 4224 Installation Operation & Maintenance page 9

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2. Element Replacement
a. Disconnect power supply.
b. Remove top cover from back of unit.
c. Remove thermostat bulb from support assembly and place to the side.
d. Remove thermostat bulb support assembly.
e. Remove upper back case place.
f. Mark and disconnect wires leading to elements
g. Remove insulation from around element terminals.
h. Remove nut tube adaptor assembly.
i. Remove heating unit and support frame assembly from unit by removing the screws holding
same to element support bracket assemblies.
j. Remove element retainers holding elements to support frame.
k. Remove heating unit (element).
l. Reverse procedure to reinstall new element.
m. Check for shorts before re-energizing unit.
4. Signals Light Replacement
a. Disconnect power supply.
b. Remove grease drawer.
c. Gain access to bottom of unit, and remove the bottom case cover.
d. Mark and disconnect wire leads to signal light.
e. Push signal light out through the front of the unit by depressing retain clips holding signals light
to case.
f. Reverse procedure to install new signal light.
g. Check for shorts before re-energizing unit.
5. Contactor Servicing
a. Disconnect power supply.
b. Remove grease drawer.
c. Gain access to bottom of unit.
d. Remove bottom cover of case.
e. Check contactor, if necessary, to replace Proceed as follows:
1. Mark and disconnect wire leads to contactor.
2. Remove contactor.
3. Reverse procedure to reinstall new contactor.
4. Check for short before re-energizing unit.
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