United Metal Products Evaporative Cooler UMP-644x2S

Ensure the following items are available

Ensure the fan is turned off and locked out for safety

Clean the grease fitting to prevent contamination

Apply the recommended amount of grease

Was the shaft rotated to aid corrosion protection?

Wipe off any excess grease from the bearing housing

Remove the access panel and roof edge cover below the distributor.

Remove the inside hose from the end of the distributor pipe and the pipe support that attaches to the cooler roof.

Remove both distributor end caps.

Insert a 1/2" diameter x 6ft long rod or dowel into the distributor.

Secure the end of the dowel at the end opposite to where the distributor will be removed.

Rotate the distributor pipe down to break the seal and pull it horizontally out of the cooler.

Ensure you have the correct type of grease

Verify motor frame size is between 210 to 280

Clean the grease fittings before lubrication

Apply the recommended amount of grease

Is the grease application even and without excess?

Turn off the water supply to the cooler

Unscrew and remove the standpipe to allow the water to drain down

Ensure no water is left standing in the unit for prolonged periods

Apply a coat of high quality sub-sealer to painted galvanized steel reservoirs

Gently hose stubborn deposits from the face of the evaporative media with fresh water

Run fresh water through the pump and water distribution system for 30 minutes

Ensure the fan/blower is turned off while flushing the system

Install the sheave, pulley, and belt before setting the unit over the roof opening

Place the motor on the flat side of the adjustable motor base

Adjust motor base to assure proper belt tension