Ingersoll Rand Compressor N125H Single Stage

Predictive Maintenance Overview

Incorporate predictive maintenance into Preventative Maintenance programs

Use coolant and vibration analysis tools

Establish initial baseline for normal operation

Use diagnostic tools to identify potential problems

Record current vibration condition

Stop the cooling blower by opening the blower / fan motor circuit breaker.

Record the discharge temperature reading

Did the machine trip at 109C (228F)?

If the machine did not trip, describe the fault and actions taken

Inspect coolant hoses for brittleness or damage

Drain coolant into a clean container

Cover the container to prevent contamination

Filter Inspection and Maintenance

Inspect filters in system and replace or clean as required

Cooler Tube Examination and Cleaning

Wash out all chemicals thoroughly with clean water

Examine the cooler for erosion or corrosion after cleaning

Internal Cooler Tube Cleaning Methods

Select the cleaning method used for internal cooler tubes

Loosen filter element with the correct tool

Remove the element from the housing

Place the old element in a sealed bag and dispose of in a safe way

Clean the mating face of the housing

Remove the new Ingersoll Rand replacement element from its protective package

Apply a small amount of coolant to the element seal

Screw the new element down until the seal makes contact with the housing, then hand tighten a further half turn