AEC ACOA Series Air-Cooled Central Chillers - Manual (Page 32)

Figure 14
One Circuit ACOA Refrigerant Piping Schematic
COND
(HORIZ)
MUFFLER
ANGLE
VALVE
COMP 1
VALVE
ANGLE
VALVE
ANGLE
EVAPORATOR
WATER WATER
IN OUT
SOLENOID
VALVE
HOT GAS
REGULATOR VALVE
ANGLE
VALVE
EXPANSION
ANGLE
VALVE
SIGHT
GLASS VALVE
SOLENOID
DRIER
FILTER
ANGLE
VALVE
SC OUT
SC IN
(VERT)
COND
RELIEF
VALVE
RELIEF
VALVE
Figure 15
Two Circuit ACOA Refrigerant Piping Schematic
SC OUT
SC IN
MUFFLER 2
COMP 2
ANGLE
VALVE
EVAPORATOR
IN
WATER WATER
OUT
DRIER
FILTER
VALVE
ANGLE
SC IN
SC OUT
(HORIZ)
COND
COMP 1
LH LH
(VERT)
COND
RH
COND
(VERT) (HORIZ)
RH
COND
RELIEF
VALVE
RELIEF
VALVE
CIRC 1
CIRC 2
REGULATOR
HOT GAS ANGLE
VALVE VALVE
SOLENOID
EXPANSION
VALVE
SIGHT
GLASS
VALVE
VALVE
ANGLE
VALVE
MUFFLER 1
ANGLE
VALVE
ACOA Series Air-Cooled Central Chillers
Page 31