Daikin Packaged Rooftop System DPS012AHMG2DW-4

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

Sign off on the rooftop system maintenance

The supply, condenser and exhaust fan motors are permanently lubricated and require no periodic lubrication.

Each unit as shipped is trim balanced to operate smoothly. To provide satisfactory operation after shipping and installation, use accepted industry guidelines for field balancing fans.

NOTE: Excessive vibration from any cause contributes to premature fan and motor bearing failure. Monitor overall vibration levels every six months of operation. An increase in levels is an indication of potential trouble.

Fan passed the post-maintenance test?

Sign off on the fan maintenance

Check cabinet air filters and replace if dirty

After heavy snowfall verify that combustion air intakes are not blocked by snow

Periodically check during periods of snow accumulation as drifting may also lead to combustion air intake blockage

Open a door on each section and verify that no moisture or debris is accumulating in the unit monthly during preparation for storage

Sign off on the monthly rooftop system maintenance

Check all moving parts for wear every six months

The Rebel exhaust fans are direct drive variable speed fan/motor combination, which do not have belts or pulleys to maintain

The bearings are permanently sealed and do not require periodic greasing. The Rebel 3-15 ton units have similar supply fans.

The Rebel 16-28 tons supply fans have a direct drive motor

These larger motors are not permanently sealed and will require greasing every 9000 hours

Sign off on the 9000 Hours / 6 Monthly Rooftop System Maintenance