Advantage Temperature Controller SRG-1065

Disengage process operations and verify all system pressure is relieved and the unit’s pressure gauges read '0'.

Disengage main power supply and verify the Power light on the display is 'off'.

Remove the lift-off access panel and set aside.

Disconnect the valve wiring harness.

Remove the AVTTM valve’s drip cover.

Remove the 2 mounting screws securing the motor/gearbox assembly.

Carefully separate the motor/gearbox from the attached coupling from the valve assembly.

Shut down unit operations according to section 3.4 in the manual

Ensure proper lock-out procedures are followed

Ensure system pressure is eliminated and the unit’s pressure gauges read '0' pressure

Drain unit by removing the pump casing drain plug

Remove the capillary connection from the cooling cylinder to the pressure switch

Remove the brass elbow mounted on the pressure switch

Remove the electrical connections to the pressure switch

Disengage process operations and relieve all system pressure.

Disengage main power supply and verify the Power light on the display is 'off'.

Remove the lift-off access panel and set aside.

Remove the necessary panels to gain access to the pump motor.

Drain machine by removing the pump casing drain plug.

Remove the three motor wire leads from the motor wiring terminals and map the wire terminal locations.

Inspect heater contactor for signs of wear or pitting

Is the heater contactor cycling frequently?

Does the heater contactor require replacement due to wear?

Inspect pump motor starter for signs of wear or pitting

Does the pump motor starter require replacement due to wear?

Ensure all components are cool before inspection

Disengage operations and ensure all system pressure is relieved and the unit’s pressure gauges read '0'.

Disengage main power supply and verify the Power light on the display is 'off'.

Remove the lift-off access panel and set aside.

Drain machine by removing the pump casing drain plug.

Remove heater’s junction box cover to locate wiring connections.

Note the wiring connections for correct reinstallation.