Thermal Product Solutions Test Chamber CEO932-3

Ensure only qualified service personnel perform the inspection

Disconnect and Lock-Out / Tag-Out all electrical power from the facility

Inspect the door gaskets for wear (cracks, tears, etc.)

Check that the door seals evenly around its perimeter to negate thermal loss

Warning: Only qualified service personnel should ever be permitted to perform any service related procedure on this chamber!

Warning: Disconnect and Lock-Out / Tag-Out all electrical power from the facility at its source before servicing or cleaning.

Inspect and clean the conditioner fan in the conditioning plenum.

Does the fan spin freely and is it tight on its shaft?

Clean the evaporator cooling coil in the conditioning plenum.

Ensure only qualified service personnel perform the procedure

Disconnect and Lock-Out / Tag-Out all electrical power from the facility

Check main temperature controller for temperature indicating accuracy

Check high limit controller for temperature indicating accuracy

Verify proper activation of limit or alarm outputs

Reference the controller user manual for more information

Ensure only qualified service personnel perform the procedure

Disconnect and Lock-Out / Tag-Out all electrical power

Bell Jar Inspection and Cleaning

Pull back the bell jar insulation and inspect the float, heater, and jar

Do the float, heater, and jar appear encrusted with salts and scale?

Clean the assembly if encrusted with salts and scale

Drain the bell jar assembly completely

Ensure only qualified service personnel perform the procedure

Disconnect and Lock-Out / Tag-Out all electrical power from the facility

Remove all power from the chamber

Inspect condenser coil for dust or dirt accumulation

Clean condenser coil if necessary

Use a brush or vacuum cleaner to clean the condenser coil

Determine cleaning frequency based on air quality at the chamber

Check condenser fan for cleanliness