Ingersoll Rand Desiccant Dryer EH60004H000L

Turn control power off per shutdown procedures described in Section 9.7.

Has the dryer been depressurized to avoid injury?

Replace the muffler once the dryer has been depressurized.

Follow normal start-up procedures as described in Section 9.

Desiccant Inspection and Replacement

Is desiccant replacement necessary?

Clean no-loss drain valves and check valves

List any worn or damaged seats and parts replaced

Check if pre-filter elements need changing

Inspect pre-filter drains for any blockages

Is there any condensed liquid in the sump of the filter housing?

Measure the pressure drop across the HB post-filters

Is the pressure drop at an undesirable level?

Inspect HB post-filters for desiccant dust particulate contamination

Change control no-loss drain valves

Is the inlet pressure, temperature, and flow within specifications?

Check tower pressure gauge readings

Are the tower pressure gauge readings within operating tolerance?

Is the dryer cycling properly according to tower pressure gauges?