Daikin Packaged Rooftop System DPS012AHME4DV-4

Prepare for storage control compartment

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

Is there a heat source (light bulb) in the main control panel to prevent the accumulation of atmospheric condensate within the panel?

Enter the location and wattage of the heat source

Is the heat source functional and adequate for current conditions?

Sign off on the rooftop system maintenance

Warning: Ensure the unit is turned off before starting the procedure

Select the filter size based on cabinet size

Sign off on the filter replacement

Check combustion inducer fan for dirt buildup and lint

Check combustion air intake louvers and flue box/vent for accumulation of dirt and debris

Inspect and clean flue tubes and combustion chamber

Keep burner vestibule clean. Dirt and debris can result in poor combustion and lower efficiency

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.

Enter the vibration level of the fan

Did the fan pass the vibration test?

Describe any issues found during the vibration test

Sign off on the fan maintenance

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