Gardner Denver EBMQLC - COMPRESSOR CAPACITY CONTROL - TURN VALVE UNITS ONLY

ORIFICL
lr
CHECK VALVE
EXHAUST MUFFLER>
/-- ORIFICE
SOLENOID VALVE~
%DV” (ON)
SOLENOID VALVE=
“IVO”(ON)
SOLENOID VALVE>
“IVC”(ON)
PRESSUREREGULATOR
SHUTTLE VALVE>
1 / I
B
D
(
B
+
B
n
u
A
u
SERVICC
VALVE
A, FULL OIL PRESSURE
B. FULL AIR PRESSURE
C. CONTROL AIR PRESSURE
D. ATMOSPHERIC PRESSURE
226ECM797
(Ref. Drawing)
MINIMUM
DISCHARGE
PRESSURE
CHECK
VALVE VALVE
(15-20 PSI)
OR EXHAUSTING
B
B
-
B
II
-
FILTER
SYSTEM
PRESSURE
TRANSDUCER
_ RESERVOIR
PRESSURE
TRANSDUCER
‘AIR FILTER
VACUUM SWITCH
,U
AIR INLET OPEN
A
REAR VIEW OF COMPRESSOR
FIGURE 4-9 - CONTROL SCHEMATIC - COMPRESSOR AT FULL LOAD - CONSTANT SPEED MODE
EBH & EBM UNITS ONLY