Ingersoll Rand Desiccant Dryer EH3004H000A

Remove the valve bodies from the manifold

Check and replace o-rings as necessary

Verify that the no-loss drain is receiving electric current

Check for burned out no-loss drain coil

Measure voltage and ensure it is within +/- 10% of nameplate readings

Check if pre-filter elements need changing

Inspect pre-filter drains for proper drainage

Measure pressure drop across HB post-filters

Is the pressure drop at an undesirable level?

Depressurize the system before disassembling filters

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

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?

Enter the inlet pressure reading

Enter the inlet temperature reading

Enter the pre-filter differential pressure reading

Enter the post-filter differential pressure reading

Are the pre-filter and post-filter drains functioning properly?

Is it necessary to replace any filter cartridges based on the differential pressure indicator?