Ingersoll Rand Desiccant Dryer EH40004H000L

Depressurize the system before disassembling filters

Ensure all necessary tools are available

Loosen element using a 2" socket with an extension

Remove old element from filter housing

Install new element by carefully inserting element in top plate

Hand tighten element in place until element o-ring contacts top plate

Tighten element one half turn using a 2" socket with an extension

Depressurize the system before disassembling filters

Check pre-filter elements for contamination

Check pre-filter drains for proper operation

Measure pressure drop across HB post-filters

Inspect HB post-filters for premature plugging

Change control no-loss drain valves

Check and change temperature probes

Are inlet parameters within specifications?

Check tower pressure gauge readings

Are tower pressure gauge readings within operating tolerance?

Is the dryer cycling properly according to tower pressure gauges?

Depressurize the system before disassembling filters

Filter Element Change Procedure

Rotate filter bowl counter-clockwise to loosen bowl from filter head

Remove elements by grasping and pulling downward

Inspect element prior to installation

Lubricate orings and inspect filter head o-ring