Specifications

Figure 7: Refrigeration System Diagram
BUBBLE
NO.
LABEL
VALVE
CONTROL
1 PRESSURE TAP N/A 2 RELIEF VALVE MANUAL 3 RELIEF VALVE AUTOMATIC 4 SERVICE VALVE MANUAL 5 BUTTERFLY VALVE MANUAL 6 BUTTERFLY VALVE MANUAL 7 PRESSURE TAP N/A 8 RELIEF VALVE MANUAL 9 SERVICE VALVE MANUAL
10 STAGING VALVE AUTOMATIC
11 STAGING VALVE AUTOMATIC
12 BALL VALVE MANUAL 13 EXPANSION VALVE AUTOMATIC 14 BALL VALVE MANUAL 15 BALL VALVE MANUAL 16 FILTER DRYER N/A 17 RELIEF VALVE MANUAL 18 SIGHT GLASS N/A 19 PRESSURE TAP N/A 20 RELIEF VALVE AUTOMATIC 21 3-WAY VALVE AUTOMATIC 22 RELIEF VALVE AUTOMATIC 23 SERVICE VALVE MANUAL 24 PRESSURE TAP N/A 25 RELIEF VALVE MANUAL 26 FILTER DRYER N/A 27 BALL VALVE MANUAL 28 BALL VALVE MANUAL 29 SERVICE VALVE MANUAL 30 CHECK VALVE AUTOMATIC 31 CHECK VALVE AUTOMATIC 32 PRESSURE TAP N/A 33 PRESSURE TAP N/A 34 PRESSURE TAP N/A 35 PRESSURE TAP N/A 36 RELIEF VALVE AUTOMATIC 37 RELIEF VALVE AUTOMATIC 38 PRESSURE TAP N/A 39 PRESSURE TAP N/A
UNIT CONTROLLER
BUBBLE NO. DESCRIPTION
US02 EVAPORATOR ENTERING WATER TEMPERATURE US03 CONDENSER ENTERING WATER TEMPERATURE US04 CONDENSER LEAVING WATER TEMPERATURE US05 LIQUID LINE TEMPERATURE CS10 EVAPORATOR LEAVING WATER TEMPERATURE
FLOW SWITCH
BUBBLE NO. DESCRIPTION
CF CONDENSER FLOW SWITCH
EF EVAPORATOR FLOW SWITCH
CFS CONDENSER FLOW SIGNAL TO CHILLER CONTROL
EFS EVAPORATOR FLOW SIGNAL TO CHILLER CONTROL
332632901 0A FLOW DIAGRAM, WMC
IN
OUT
S
S
TE
TI
TE
TI
CF
CFS
FE
FI

HV
28
3
21
22
20
HV
23
HV
29
US03
US04
HV
31
6
5
HV
HV
16
13
11
US10 US04 US03 US02
UNIT
CONTROL
BOX
COMPRESSOR COOLING
CF EF
CONDENSER
18
FG
19
17
24
25
IN
OUT
TE
TI
TE
TI
EF
EFS
FE
FI
HV
4
HV
9
US02
US10
EVAPORATOR
2
1
7
8
14
30
COMP
COMP
HV
34
HV
15
COMPRESSOR COOLING
DISCHARGE
MAIN LIQUID
DISCHARGE
10
US05
TI
TE



US05
SUCTION
SUCTION
STAGING
STAGING
26
HV
12
32
33
27
35
3637

BUTTERFLY VALVE
CHECK VALVE (SPRING) BALL VALVE
ELECTRONIC EXPANSION VALVE
FLOW CHART LEGEND
FILTER DRYER
S
CENTRIFUGAL COMPRESSOR
THREE-WAY VALVE
SPRING LOADED RELIEF VALVE
SIGHT GLASS
FLOW SWITCH
INSULATED

TEMPERATURE SENSOR
SERVICE VALVE
FG
FE
FI
TE
TI
VENT / DRAIN
RELIEF VALVE
38
39
BMCC

TT
PT
TT
PT
PT
TT
TEMPERATURE/PRESSURE TRANSDUCER
(INTERNAL TO COMPRESSER)
BMCC
BEARING MOTOR COMPRESSOR CONTROLER (INTERNAL TO COMPRSSOR)
BMCC
TT
PT
TT
PT
CAT 602-4 • MAGNITUDE
®
MODEL WMC CHILLERS 12 www.DaikinApplied.com
refrIgeraTIon dIagram
refrIgeraTIon dIagram