Daikin Air Handling Unit OAH065GHAM

CAUTION: Bearing overheating potential. Can damage the equipment. Do not over-lubricate bearings. Use only a high grade mineral grease with a 200°F safe operating temperature.

Fan Shaft Bearings CAUTION: For safety, stop rotating equipment.

Did you add one half of the recommended amount shown in Table 43?

Did you start bearing, and run for a few minutes?

Did you stop bearing and add the second half of the recommended amount?

Enter the temperature rise after re-lubrication

Is bearing operating at temperature less than 200°F (94°C)?

Is bearing not exceeding 225°F (107°C) for intermittent operation?

For a re-lubrication schedule, see Table 44. For applications that are not in the range of the table, contact Daikin Applied.

Removing and Replacing Components

Before removing component, lock out and tag out all power to the unit

Fans and belts can cause severe personal injury or death

See page 12 for instructions on removing panels and opening fan access doors to remove or replace components

The fan shaft, motor, and any drive components can be removed and replaced through the access door opening

If required, the side panel can be removed for additional access

If fan replacement is required, the entire fan assembly can be pulled out the side of the cabinet for housed fan assemblies

All electrical connections checked and snug

Signs of water damage such as corrosion inspected

Ground conductor and connection integrity checked

Sign off on the electrical system check

WARNING: Moving belt and fan can cause severe personal injury or death. Always ensure safety measures are in place.

During installation and filter maintenance, verify that the belt and fan guards on plenum fan units are always in place.

Lock and tag out fans to prevent accidental start up.

Do not enter the filter compartment until the fan is completely stopped.

Use approved equipment for reaching filters located above normal reach.

Do not step on filter frames or unit components.

Floor surfaces must be dry and free of oil or grease.

The ideal tension is the lowest tension at which the belt does not slip under peak load conditions.

Warning: Cleaning should be performed by qualified personnel

If the drain pan is overflowing, report the issue to the maintenance team and stop the procedure

Drain pan cleaned successfully?

Upload a photo of the cleaned drain pan

Sign off on the drain pan cleaning