Altec AIR
P8400W Air-dryer User’s Guide
Page 78 of 110
P017585 – Rev. A
9.14 Testing High Outlet Pressure Alarm
9.14.1
Remove Front Panel (see section 8.10.2 )
9.14.2
When the Unit Screen
(8.4.4.1 ) appears on the
display, press the
HOLD
Button
on the Front Panel to
freeze that screen.
9.14.3
Make a note of the current
Outlet Pressure (
OUTP
) reading.
With Compressor(s) running:
9.14.4
Pull the Outlet Pressure
Regulator knob out.
9.14.5
Turn knob clockwise until
Outlet Pressure (
OUTP
)
reading climbs
over 12.0 PSI
.
After one (1) minute, the
High Pressure Alarm should appear on the display.
9.14.6
Turn Outlet Pressure
Regulator knob counter-
clockwise until Outlet
Pressure (
OUTP
) reading
lowers to the reading recorded
in step 9.14.3
9.14.7
Push knob in to lock.
9.14.8
Press the
RESET Button
to clear the alarm.