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Chapter 3
Frame A Field Controller Part Replacement Procedures
Bimetal Thermostat
Replacement
66
Remove the Bimetal Thermostat
1. Read the General Safety Precautions on page 10.
2. Remove power from the device (see page 33).
3. Remove the protective covers (see page 36).
4. Remove the control EMI shield and control circuit board (see page 48).
5. Remove the pulse transformer and switching power supply circuit
boards (see page 50).
IMPORTANT Mark all connections and wires before removal to avoid incorrect
6. Remove the two M3 x 6 mm screws that secure the thermostat to the
heat sink and remove the thermostat and connected wires from the
device.
6
Torque Specification:
1.0 N•m (8.9 lb•in)
Install the Bimetal Thermostat
Install the thermostat in reverse order of removal.
IMPORTANT Thermal grease must be applied to the bottom of the thermostat before
securing it to the heat sink.
Rockwell Automation Publication 23PFC-TG001A-EN-P - March 2018
wiring during reassembly.
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