FAN GP-BLOWER 4891251 - Caterpillar

Removing The Processor
Electrostatic discharge can damage integrated circuits or semiconductors if you touch bus connector pins. When not in use, keep the module in its static-shield bag. Follow these guidelines when you handle any module:Touch a grounded object to discharge static potential.Wear an approved wrist-strap grounding device.Do not touch the bus connector or connector pins.Do not touch circuit components inside the module.If available, use a static-safe work station.
Illustration 1 g00797448
Actuator on the base
Turn off the power to the base.
Pull the actuator to the open position. The actuator will eject the processor from the base.
Illustration 2 g00797414
Slide the processor from the base.
Verify that the part number is correct on the replacement processor. Installing The Processor
Electrostatic discharge can damage integrated circuits or semiconductors if you touch bus connector pins. When not in use, keep the module in its static-shield bag. Follow these guidelines when you handle any module:Touch a grounded object to discharge static potential.Wear an approved wrist-strap grounding device.Do not touch the bus connector or connector pins.Do not touch circuit components inside the module.If available, use a static-safe work station.
Be sure the base unit is free of all metal fragments before removing protective debris strips and installing the processor unit. Failure to remove strips before operating can cause overheating.
Illustration 3 g00797414
Slide the processor into the base. Use the guide rails for alignment.
Push the processor until a click is heard.
Illustration 4 g00797448
Actuator on the base
Verify that the actuator is located in the closed position.
Apply power to the unit and verify that the operation is correct.