ALTEC AIR, LLC
P550W Series Air Dryers User’s Guide
Page 63 of 98
P011658 – Rev. S
9.10 Testing Compressor ON/OFF Cycling
9.10.1
When the Unit Screen
(8.4.5.1 ) appears on the
display, press the
HOLD
Button
on the Front Panel to
freeze that screen.
With Compressor running:
9.10.2
Verify the compressor
shuts down when the tank
pressure (
TANK
) reaches
50.0 PSI
.
If the tank pressure (TANK) fails
to reach 50 PSI, see section 13.15
for troubleshooting information.
With Compressor NOT running:
CAUTION
: Be careful when removing Air hose. System is pressurized.
9.10.3
Depressurize air Dryer (see section 8.2.1 )
9.10.4
Verify the compressor
turns on when the tank
pressure (
TANK
) falls to
20.0 PSI
.