Section 2
DESCRIPTION
9
AIR-COOLED
MINIMUM PRESSURE/
CHECK VALVE
BLOWDOWN
VALVE
SUMP
TANK
MOISTURE
SEPARATOR
AFTERCOOLER
FLUID FILL
PLUG
FLUID LEVEL
SIGHT GLASS
Figure 2-4A Compressor Discharge System Diagram- Air-cooled Model
MACHINES
BEFORE JUNE 2000
AIR-COOLED
MACHINES
AFTER JUNE 2000
MINIMUM PRESSURE/
CHECK VALVE
BLOWDOWN
VALVE
SUMP
TANK
MOISTURE
SEPARATOR
AFTERCOOLER
FLUID FILL
PLUG
FLUID LEVEL
SIGHT GLASS
into the receiver on shutdown and during operation
on the compressor in an unloaded condition.
A pressure relief valve (located on the wet side of
the separator) is set to open if the sump pressure ex-
ceeds 200 psi (13.8 bar). For added safety the Su-
pervisor II module is programmed to shutdown the
package when:
a) A pressure level, above unload setting but be-
low relief valve setting, is reached.
b) A temperature level exceeding 240
_
F(116
_
C)
is reached.
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