PUREGAS, LLC
P1500W2 Series Air Dryers User’s Guide
Page 66 of 100
P012253 – Rev. H
9.9 Testing Air Dryer Fan
NOTE:
To test the fan, the cabinet temperature must be above 32
C.
9.9.1
Place your hand outside the
dryer to feel for air being
blown outwards.
NOTE:
The fan will turn OFF
when the cabinet temperature is
below 27
C.
If the fan is not blowing air outwards as described:
•
Verify the cabinet temperature is above 32
C.
•
Check for loose wiring. Refer to the Wiring Diagram (section 14.1 )
•
Replace defective fan (see sections 11.1 for part detail and 11.5 for
ordering information).
•
Replace defective Control Board if fan does not respond properly to
temperature changes (see sections 11.2 for part detail and 11.5 for
ordering information).
9.10 Testing Safety Relief Valve
9.10.1
Open Front Panel (section 8.7 ).
9.10.2
Pull the ring handle on the
Safety Relief Valve to verify
air pressure is released.
9.10.3
Release ring handle and
verify that no air is leaking
from the valve.
9.10.4
Close Front Panel.
If the Safety Relief Valve fails either test described, it must be replaced. See sections 11.2
for part detail and 11.5 for ordering information.
Summary of Contents for P1500W2
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