Manufacturing / Industrial • Inspections

Thermolator 3 Quarterly Preventive Maintenance

This quarterly Thermolator preventive maintenance is completed to confirm the unit is in safe working condition and performing as expected.

MTNA-A

02/16/2026

Thermolator 3 Quarterly Preventive Maintenance

This procedure covers the quarterly preventive maintenance of Thermolator 3, including a visual damage check, panel removal, and controller and component inspections. It also includes pressure switch testing and electrical inspection, repeated across the unit's Stationary and Lifters sections, with any corrective actions documented.

ANY DAMAGE

Pass
Flag
Fail

THERMOLATOR

This procedure outlines the quarterly inspection and maintenance tasks for the Thermolator unit, including panel removal, component checks, pressure switch testing, and electrical inspection. It ensures the unit operates efficiently and identifies any corrective actions needed.

Initial Setup

Remove all panels from the unit and blow out the inside using compressed air

Check the pressure relief valve for necessary repairs

Yes
No
N / A

Controller Inspection

Check if the push buttons operate

Yes
No
N / A

Check if all the LEDs work

Yes
No
N / A

Check if the temperature readouts work

Yes
No
N / A

Component Checks

Pull thermocouples and check condition of deposit build-up

Pass
Flag
Fail

Check pump motor for noise indicating bad bearing

Yes
No
N / A

Check plumbing for leaks

Yes
No
N / A

Check the pump seals for leaks

Yes
No
N / A

Check the condition of the hoses and hose clamps

Yes
No
N / A

Pressure Switch Test

Close the supply and return water valves and release water pressure by opening the pressure pop-off valve

Check if the pumps shut off

Yes
No
N / A

Check if an alarm sounds

Yes
No
N / A

Ensure the pressure pop-off valve is closed and turn the water back on

Check if the pump motor starts automatically

Yes
No
N / A

Electrical Inspection

Check the 480V plugs and outlets for wear

Yes
No
N / A

Finalization

Is corrective action needed?

Yes
No
N / A

If yes, list corrective actions and place the work order number in the comments section

Comments

Parts used

Maintenance technician signature

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STATIONARY

THERMOLATOR

This procedure outlines the quarterly inspection and maintenance tasks for the Thermolator unit, including panel removal, component checks, pressure switch testing, and electrical inspection. It ensures the unit operates efficiently and identifies any corrective actions needed.

Initial Setup

Remove all panels from the unit and blow out the inside using compressed air

Check the pressure relief valve for necessary repairs

Yes
No
N / A

Controller Inspection

Check if the push buttons operate

Yes
No
N / A

Check if all the LEDs work

Yes
No
N / A

Check if the temperature readouts work

Yes
No
N / A

Component Checks

Pull thermocouples and check condition of deposit build-up

Pass
Flag
Fail

Check pump motor for noise indicating bad bearing

Yes
No
N / A

Check plumbing for leaks

Yes
No
N / A

Check the pump seals for leaks

Yes
No
N / A

Check the condition of the hoses and hose clamps

Yes
No
N / A

Pressure Switch Test

Close the supply and return water valves and release water pressure by opening the pressure pop-off valve

Check if the pumps shut off

Yes
No
N / A

Check if an alarm sounds

Yes
No
N / A

Ensure the pressure pop-off valve is closed and turn the water back on

Check if the pump motor starts automatically

Yes
No
N / A

Electrical Inspection

Check the 480V plugs and outlets for wear

Yes
No
N / A

Finalization

Is corrective action needed?

Yes
No
N / A

If yes, list corrective actions and place the work order number in the comments section

Comments

Parts used

Maintenance technician signature

Click here to sign

LIFTERS

THERMOLATOR

This procedure outlines the quarterly inspection and maintenance tasks for the Thermolator unit, including panel removal, component checks, pressure switch testing, and electrical inspection. It ensures the unit operates efficiently and identifies any corrective actions needed.

Initial Setup

Remove all panels from the unit and blow out the inside using compressed air

Check the pressure relief valve for necessary repairs

Yes
No
N / A

Controller Inspection

Check if the push buttons operate

Yes
No
N / A

Check if all the LEDs work

Yes
No
N / A

Check if the temperature readouts work

Yes
No
N / A

Component Checks

Pull thermocouples and check condition of deposit build-up

Pass
Flag
Fail

Check pump motor for noise indicating bad bearing

Yes
No
N / A

Check plumbing for leaks

Yes
No
N / A

Check the pump seals for leaks

Yes
No
N / A

Check the condition of the hoses and hose clamps

Yes
No
N / A

Pressure Switch Test

Close the supply and return water valves and release water pressure by opening the pressure pop-off valve

Check if the pumps shut off

Yes
No
N / A

Check if an alarm sounds

Yes
No
N / A

Ensure the pressure pop-off valve is closed and turn the water back on

Check if the pump motor starts automatically

Yes
No
N / A

Electrical Inspection

Check the 480V plugs and outlets for wear

Yes
No
N / A

Finalization

Is corrective action needed?

Yes
No
N / A

If yes, list corrective actions and place the work order number in the comments section

Comments

Parts used

Maintenance technician signature

Click here to sign

Reviewed by

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Source: MTNA-A (Community Member)