Model C300
059540-27
05/14
Taylor Company
2014 Carrier Commercial Refrigeration, Inc.
c
YEL
BLK
YEL
BLK
RED/WHT STRIPE
WHT
PRP/WHT STRIPE
WHT
BLU/WHT STRIPE
WHT
ORG
ORG/WHT STR.
RED/BLK
BLK
LEDBARREL 2 LED
BARREL 1
RED/BLK STRIPE
BLK
BLK
RED/BLK STRIPE
BARREL 2
BARREL 1
BLK
BLK
BRN
RED
RED
BARREL
2BIB
SWITCH
THERMISTORSPROBES
RIBBON CABLE SEE NOTE 2
WHT/BLK
BLK
LCD DISPLAY
RIBBON CABLE
SEE NOTE 2
RIBBON CABLE
SEE NOTE 2
RIBBON CABLE
SEE NOTE 2
PROXIMITYSWITCHES
BARREL 2
BARREL 1
RIBBON CABLE SEE NOTE 2
RIBBON CABLE SEE NOTE 2
BARREL 1KEYPAD BARREL 2KEYPAD
BRNBRN
BRN BRN
BARREL 2
SYRUP OUT
SWITCH
L1 L2
L2L1
LINE
LOAD
M
BLK BLK
W2
BLK
ORG
PRP/WHT STRIPE
ORG/WHT STRIPE
ORN
ORNBLK
BLK
WHT/BLK
41 1 4H
2
OPRESSURESWITCH
PRP/WHT STRIPE
PRP/WHT STRIPE
BRN
RED
BLK/YEL
BRN
YEL
BLK
YEL
BLK
MFAN
BLK
PRP
PRP
WHT
WHT
WHT
WHT
WHT
WHT
WHT
WHT
WHT
WHT
BLK
BLK
RED
BLK
C0
2
PRESSURE
SWITCH
BARREL
1
BIB
SWITCH
BARREL 1
SYRUP OUT
SWITCH
HPCO

L1

BLK BLK
BLK
WHT/BLK
BLK
WHT
YEL
WHT
WHT
TAN
TAN
BLK
RED
BLK
BLK
WHT/BLK
WHT
WHT/BLK
WHT
C NO C NO
BRN BLK BLU
BRN BLK BLU
BRNBLUREDREDBLUE15A FUSE
GROUND FRAME
SECURELY

P.O.P.

DISPLAY

BLU

L2

RED
3 2
RED/BLK
FAN MOTORRUN CAPACITOR(USED WITH AIRCOOLED UNITS ONLY)
BLK
GRN/YEL
CONTROL SWITCH
SPST
OPTIONALOPTIONAL
BLK
P.O.P. SWITCH
SPST
BARREL
2DEFROST
SOLENOID
RED/WHT STRIPE
WHT
WHT
ORG/WHT
ORGWHT
BLK
RED/BLK
RED/BLK
BLUE
BLUE
BLK
GRN/YEL
WHTBLKBLUE
BARREL 1
MIX TANKFILL
SWITCH
BARREL 2
MIX TANKFILL
SWITCH
BLK
BLK
BLK
BLK
WHT
WHT
WHT
H2O PUMP
CO2 SOLENOID
CARBONATOR
GRN/YELGRNBARREL 1CO2 SOL1
BARREL
2
C02 SOL.
WHT
BRN
BRN
WHT
AO SMITH / MAGNETEKBEATER MOTOR WIRIINGCONNECTIONS SHOWNARE FROM CW ROTATION.TO REVERSE, INTERCHANGEINTERNAL BLUE AND YELLOW LEADS.INTERNAL BLUINTERNAL YELWHTWHT/BLKYELGE/RBC BEATER MOTOR WIRINGCWLE-BLU OR T1 INTERNAL ON #5, YEL OR T4 INTERNAL ON #2
FIG.1
T1 OR BLUT8 OR REDTHERMAL OLBRNYELWHT/BLK42WHTT4 OR YELT5 OR BLK AP2 OR BRNP1 OR PURMAINSTART51123J11 OR BRNSTARTCAPACITORRUNCAPACITOR J12 OR PURJ9 OR BLKE4E41 21211
PRIMARY
SECONDARY
LINEEQUIPMENT GROUND
COPELAND COMPRESSOR WIRING
FIG.2
SRC1254WHTBRNBLKBRNBEATER MOTORFIG.1
BARREL
1
LIQ. LINE
SOLENOID
COMP.CONT.COIL
BARREL
1H
2
0 SOL.
BARREL
1SYR.SOL.
BARREL
2
H
2
0 SOL.
BARREL
2
LIQ. LINESOLENOID
BARREL
2
SYR.SOL.
BARREL
1
DEFROST
SOLENOID
432 1
12
J1J10 J11J7J9J5 J6J4J3J2J6CONTROL PCB A.EMI FILTERCOMPRESSORFIG.2COMPRESSORCONTACTORT1 L2T2L1INTERFACE PCB A.
123 4 5 6 7 8 12
654 3 2 17
1234
J14J12J15J11J5 J3 J1J4 J2J10J9L1
654 3 2 17654 3 2 176543 2 1765432 1
123 4 5 6 7 8
L2J16 J13J8W1
123 4
J7
432 1
5 3 1
W1COMPRESSORCONTACTORX1A BRELAYSTART CAPACITORINTERNAL OVERLOADRUN CAPACITORBLEED RESISTORCONTROLTRANSFORMER111212
EMPTY
EMPTY
EMPTY
EMPTY - H20 PRESSURE SWITCH ACTIVE/JUMPER - H20 PRESSURE SWITCH BYPASSED
EMPTY
SERVICE/TEST ONLY4 36 58 7910INTERFACE PCB A. W1 JUMPER BLOCK DETAILJUMPER BLOCK SHOWN ABOVE WOULD INDICATE A UNIT CONFIGUREDAS A MODEL C300 WITH AN H
2
0 PRESSURE SWITCH.OUTBROWN OUTPCB A.IN INOUT
TAN
SEE NOTE 3
NOTES:
1. STATIC ELECTRICITY MAY CAUSE DAMAGE
TO SOLID STATE COMPONENTS. ELIMINATE
STATIC ELECTRICITY BY TOUCHING GROUNDED
UNIT BEFORE HANDLING SOLID STATE COMPONENTS.
2. STRIPED WIRE ON RIBBON CABLES MUST BE
CONNECTED TO PIN 1 AT EACH END.
3. SOME DISPLAYS MAY HAVE BLK WIRE FOR L1,
WHT WIRE FOR L2, AND GRN FOR GROUND; ALSO,
NOTE ALTERNATE WIRING CONFIGURATION FOR LED DISPLAY.
CONTROLTRANSFORMER
PRIMARY
SECONDARY
ORN
WHT
YELWHT/GRA

LED P.O.P.

DISPLAY

WHT
DISPLAY WIRING
24 VAC
16 VAC
ALTERNATEDISPLAY WIRING
GRN/YEL