PUREGAS, LLC
P4200W2 Series Air Dryer User’s Guide
Page 77 of 113
P012308 - Rev. E
9.12 Testing Compressor ON/OFF Cycling
9.12.1
Remove the Front Panel (section 8.10 ).
9.12.2
When the Outlet Screen
(section 8.4.5.2 ) appears on
the display, press the
HOLD
Button
on the Front Panel to
freeze that screen.
With Compressor running:
9.12.3
Verify the Compressor
shuts down when the Tank
Pressure (
TANK
) reaches
345 KPa
.
If the Tank Pressure (TANK) fails
to reach 345 KPa, see section
13.15 for troubleshooting
information.
With Compressor NOT running:
9.12.4
Pull the ring handle on the
Safety Relief Valve to release
air pressure from the Air
Tank.
9.12.5
Verify the Compressor
turns on when the Tank
Pressure (
TANK
) falls to
172
KPa
.
9.12.6
Reinstall the Front Panel (section 8.10 ).
If the Compressor Cycling fails either test described, it indicates a problem with
the Control Board which may need to be replaced. See sections 11.1 for part
detail and 11.7 for ordering information.
Summary of Contents for P4200W2
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