Troubleshooting Guide; Corrective Action - Speedaire 53RG60 Manuel D'utilisation

tROUBlESHOOtING GUIDE

Symptom
Poor Dewpoint
Electrical Fault/
Power LED 'OFF'
Failure to Purge/
No depressurization
and poor dewpoint
Outlet Air Flow
Stops/Downstream
pressure drops
Constant
depressurization/
Erratic air flow
from exhaust
possible Cause(s)
1. High inlet
temperature
2. Entrained Water
3. Excessive air flow
demand
4. Inlet pressure too low
5. Excessive inlet air
temperature
6. Insufficient purge
air flow
7. Exhaust silencers
blocked
8. Contaminated
desiccant
Hardware fault
1. Purge valve
blocked or shut
2. Exhaust silencer
blocked
No air supply to
the dryer
Damaged valve

Corrective action

1. Check after cooler condition and
clean as necessary
2. Check pre-filtration and pre-filtration
drains
3. Check actual flow against rated flow
of dryer. Check for recent additions
to air system
4. Check against technical specification
5. Check against technical specification
6. Factory set for 100 psig system
pressure
7. Change by Alpha-Pure trained
personnel
8. Eliminate source of contamination.
Desiccant change by Alpha-Pure
trained personnel
Contact Alpha-Pure customer service
1. Alpha-Pure trained personnel
to adjust
2. Change by Alpha-Pure trained
personnel
Check compressor air supply to dryer.
Check all pipework and fittings for leaks
Change by Alpha-Pure trained
personnel
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