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Documents & Manuals

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Tensioning Guide
Belt-diagram
C-120 pulleys
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Work Order Templates

Pre-built workflows to keep your asset running smoothly.

Daily Electrical System Inspection
Replace Roller and Pulley
Install Engine B-120
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Procedures

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Motion Industries
Applied Industrial Technologies
Electrical Brothers
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Parts

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Drive Motor
B2 Rollers
Tensioning System
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Big Ass Fans Evaporative Cooler Cold Front 500

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Maintenance Plans for Big Ass Fans Evaporative Cooler Model Cold Front 500

Integrate maintenance plans directly into your work orders in MaintainX.

Fan Motor Replacement

CAUTION: Repairs should be performed by a qualified technician!

WARNING ELECTRICAL SHOCK HAZARD: Disconnect the power supply before performing any service or maintenance. Failure to do so may result in serious injury or death.

Fan motor replacement for Cold Front 400 and 500

Remove cap from bottom of motor. Disconnect wires and clip wire ties.

Remove the four (4) fan mounting bolts from front. Support fan to ensure it does not fall.

Pull the fan out of the cooler.

Remove blade mounting nut and blade.

Remove mounting arms by loosening the eight (8) bolts securing the arms to the motor. Note the positions of the arms for re-installation.

Install arms and blade on new motor.

Run this procedure

Pump Replacement

CAUTION: Repairs should be performed by a qualified technician!

WARNING ELECTRICAL SHOCK HAZARD: Disconnect the power supply before performing any service or maintenance. Failure to do so may result in serious injury or death.

Unscrew fitting from pump.

Unplug cord from top of pump by removing the two (2) screws.

Remove pump from water sump and install new pump.

Perform the steps above in reverse to reconnect the wiring, lift the pump bracket, and reconnect the hose.

Secure wires to fan frame with wire ties so that wires are clear of fan blades. Ensure plug is positioned correctly.

Reinstall cooling pads and guards.

Reconnect power and test pump.

Run this procedure

1 Daily Cooler Maintenance

WARNING ELECTRICAL SHOCK HAZARD: Disconnect the power supply before performing any service or maintenance. Failure to do so may result in serious injury or death.

Turn off the pump about 15 minutes before the fan is turned off to allow the pads to drain and dry out.

Drain the water from the cooler if it will be unused for a prolonged period of time.

Sign off on the daily cooler maintenance

Run this procedure

1 Weekly Cooler Cleaning

WARNING ELECTRICAL SHOCK HAZARD

Disconnect the power supply before performing any service or maintenance. Failure to do so may result in serious injury or death.

Removing the cooling media

Remove the cooling pads to access the inside of the cooler.

1. Remove pad grilles from support channel.

2. Tilt pads from the top and lift out of the cooler.

Drain and clean the cooler weekly. Remove the cooling media and wash with a garden hose.;