- 45 -
MAIN WIRING DIAGRAMS
Non-Refrigerated
COLOR CODE
B = BLUE
W = WHITE
BLK = BLACK
120V/1PH/60HZ
ITD DRY NON REFRIGERATED
MODELS
91-20579 4/26/16
SHELF
LIGHT
W
24V POWER
SUPPLY
RIB
LIGHT QUANTITY
WILL VARY BY MODEL
LIGHT
SWITCH
RIB
RIB
RIB
TOP
LIGHT
RIB
RIB
RIB
RIB
+
B
R
B
R
-
SHELF
LIGHT
SHELF
LIGHT
+
-
+
-
+
-
BLK
BLK
G = GREN
G
W
B
LK
G
BLK
DARK LINES REPRESENT
CONDUCTOR CORD
TOP COVER
Refrigerated Self Contained
COLOR CODE
B = BLUE
R = RED
W = WHITE
BLK = BLACK
CAREL
CONTROL
120V/1PH/60HZ
DARK LINES REPRESENT
CONDUCTOR CORD
ITR SELF CONTAINED
MODELS
91-20568 4/25/16
Y
W
W
4
5
9
6 7
10
8
R
TEMP PROBE
DEFROST PROBE
SHELF
LIGHT
W
24V POWER
SUPPLY
(2) FANS 5' ONLY
RIB
LIGHT QUANTITY
WILL VARY BY MODEL
POWER
SWITCH
LIGHT
SWITCH
RIB
RIB
RIB
TOP
LIGHT
IN
C
O
M
P
.
F
O
R
D
E
T
A
IL
S
.
S
E
E
D
IA
G
R
A
M
CONDENSING
UNIT
CONDENSATE PUMP
OR EVAPORATOR
G
/Y
B
B
R
W
RIB
RIB
RIB
RIB
+
B
R
B
R
BLK/RIB
BLK/RIB
BLK
BLK
M
PLUG
BLK/RIB
BLK
-
SHELF
LIGHT
SHELF
LIGHT
+
-
+
-
+
-
BLK
BLK
B
LK
W
B
L
K
G
Y
BLK/RIB
BLK/C
BLK
W
R
BLK
B
LK
W
Y
B
LK
/R
IB
B
LK
B
LK
/C
BLK/C
BLK/C
BLK
Y
W
G
Y = YELLOW
G/Y = GREEN/YELLOW
G
W
B
LK
G
B
LK
TOP COVER
BLK/RIB
BLK/RIB
BLK
M
BLK/RIB
B
LK
BLK
BLK
PLUG
PLUG