ALTEC AIR, LLC
P1500W Series Air Dryers User’s Guide
Page 61 of 100
P011787 – Rev. S
9.6.5
Remove insulating material
from top of the Compressor.
9.6.6
Close Front Panel.
If the Heatless Dryer is not cycling consistently as described, see section 13.13
for troubleshooting information.
9.7 Testing Unloader Valve
With the Compressor running
:
9.7.1
Open Front Panel (section
9.7.2
Locate the Unloader Valve
on the left side of the Dryer.
9.7.3
With a 9/16” wrench
disconnect hose from the
Unloader Valve.
9.7.4
Place your hand under the
Unloader Valve to verify for
air flow.
The Unloader Valve should
purge all the head pressure
when the Compressor turns
off, and for approximately 2
seconds when the Compressor starts up again.
Summary of Contents for P1500W Series
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