Conair Thermolator Temperature Control Unit CC-9kW-460V

Disconnect the main power supply

Open the electrical enclosure door

Turn the screw on the front panel counterclockwise to open

Wire Labeling and Disconnection

Mark or label each wire connected to the motherboard

Verify the orange shield is labeled with the connection information

Unit and Surrounding Area Cleaning

Clean the unit and the area around it

Inspect air intake areas for obstructions

Are the air intake areas clear of obstructions?

Ensure the floor around the unit is dry

Disconnect and lockout the main power

Shut off the cooling water infeed and drain the unit

Drain all water using the drain plugs located at the bottom of the unit

Disconnect and lockout the main power

Open the electrical enclosure door

Turn the screw on the front panel counterclockwise to open

Locate the pump overload module attached to the pump motor starter

Disconnect the three power leads from the overload module to the pump motor

Note the placement of each lead and label as needed

Disconnect auxiliary wiring on the overload module

Loosen the three screws that connect the overload module to the motor contactor

Open the electrical enclosure door

Turn the screw on the front panel counterclockwise to open

Locate the fuses on the motherboard

Identify the fuses on the orange shield