Ingersoll Rand Compressor N90K Single Stage

Preparation and Safety Measures

Ensure compressor is isolated from the compressed air system and vented of all pressure.

Use certified lifting equipment and employ sound working principles.

Lock off and tag the main power disconnect switch.

Visually check if a complete cleaning of the cooler is required.

Identify the type of substances covering the cooler

Remove 6 screws from lower rear fixed panel and remove panel.

Ensure compressor is electrically isolated for at least 15 minutes before commencing any maintenance work

Unclip the front grill of the drive box filter

Remove the filter pad from the housing and replace with a new filter pad from Ingersoll Rand

Replace front grill to the drive box filter

Check and replace air filter if needed

Scavenge screen - Check / clean

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

Check that all components are in place

Was the Food Grade Coolant analyzed?

Describe the results of the coolant analysis