Daikin Packaged Rooftop System DPS010AHMG2DC-4

Warning: This service requires trained personnel with PPE!

Phase voltage monitor functional?

If phase voltage monitor is not functional, report the issues to the maintenance team and stop the procedure

Are the readings matching the factory defaults?

Issues found during the service

Warning: This service requires trained personnel with PPE!

Is the current sensing donut on the power wires to the compressor(s) functional?

Is the device monitoring the balance between the three phase power and the neutral conductor?

Note: The device is not intended to provide overcurrent or short circuit protection to the equipment.

Is the device opening the 120V controls circuit in a fault condition?

Is there an open condition on the ground fault interrupter?

Report any issues found during the service

Sign off on the Compressor Ground Fault Interrupter Service

Check vent terminal screens for blockages and accumulation

Heater and the Venting System shall be inspected once a year by a qualified service agency.

Check all valves, piping and connections of Gas Train for leakage with a rich soap solution or UL 913 combustible gas leak detector. Any bubbling is considered a leak and must be eliminated.

Inspect and clean flame rod, ignition electrode, and burner manifold

Remove any debris that may have accumulated in the drain pain and drain

Select filter size based on cabinet size

Sign off on the filter replacement

Prepare for storage control compartment

Is the electronic control equipment in the unit stored in a 5% to 95% RH (non-condensing) environment?

It may be necessary to put a heat source (light bulb) in the main control panel to prevent the accumulation of atmospheric condensate within the panel. The location and wattage of the heat source is dependent on local environmental conditions

Is the heat source in the main control panel functional?

Is the heat source adequate for current conditions?

Check the control compartment every two weeks to confirm that the heat source is functional and is adequate for current conditions