MODINE Unit Heater HDS225SS0112FBAN

Ensure gas is turned off at the manual shut-off valve ahead of the combination gas control.

Turn off all electric power to the heater.

Check fan for fit on motor shaft.

Verify use of factory-approved service replacement parts only.

Were any mechanical or electrical controllers wet?

Ensure gas is turned off at the manual shut-off valve ahead of the combination gas control.

Turn off all electric power to the heater.

Verify the following information from the rating plate on the appliance

Perform periodic cleaning of inlet and vent terminal screens.

Are all replacement parts factory-approved?

Ensure the gas is turned off at the manual shut-off valve ahead of the combination gas control.

Turn off all electric power to the heater.

Verify the following information from the rating plate on the appliance

Inspect gas valves and piping for cleanliness and tightness.

Check gas controls to ensure the unit is operating properly.

Use only factory-approved service replacement parts

Ensure the following precautions are taken

Ensure only trained personnel familiar with unit heaters and their controls service this equipment

Turn off gas at the manual shut-off valve ahead of the combination gas control

Turn off all electric power to the heater

Use only factory-approved service replacement parts.

Refer to the rating plate for appliance model number, serial number, and company address.

Do not substitute parts or controls not approved by the factory.

Ensure servicing is performed by a qualified service agency.

Do not reuse any mechanical or electrical controllers that have been wet.

Ensure personnel are trained and familiar with unit heaters and their controls.