Greenheck Warehouse Make Up Air Unit DGX-110

Warning: This procedure should be performed by trained personnel only!

Gas connections, joints and valves are tight

Upload a photo of the applied soap and water solution to all piping

Sign off on the gas train check

Warning: Ensure the fan is turned off and disconnected from power before starting the procedure.

Note: Lubricate bearings prior to periods of extended shutdowns or storage and rotate shaft monthly to aid in corrosion prevention.

Fan turned off and disconnected from power?

Bearings selected to match the maximum load and operating conditions?

Enter the current load on the fan

Enter the current operating conditions of the fan

Bearings lubricated prior to extended shutdowns or storage?

If the fan is stored more than three months, purge the bearings with new grease prior to start-up.

Brushed media lightly with a soft bristle brush while flushing with water?

Reduced the amount of mineral build-up?

Is there a large amount of mineral build-up?

If yes, clean or replace the media and increase the water bleed-off or drain and fill rate.

Reinstalled the evaporative media correctly?

Replacement media must be from the same manufacturer and be the same size as the original media provided with the unit.

Sign off on the evaporative cooling module maintenance

Warning: This service requires trained personnel with PPE!

Is there oil and dust accumulation on the wheel?

If there is oil and dust accumulation, proceed with the cleaning procedure

Was the wheel cleaned properly?

Was the housing cleaned properly?

Enter the balance reading of the wheel after cleaning

Sign off on the supply wheel service

Warning: Only trained personnel should perform this procedure

Motor greased in accordance with manufacturer’s recommendations

Water or solvents entered the motor or bearings?

If water or solvents entered the motor or bearings, report to the maintenance team immediately

Sign off on the motor maintenance