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HTR1
FAN MOTOR
J3
P3
FAN MOTOR
M1 M2
HTR2
SHELF LIGHTS (OPTIONAL)
DEF. TERM. CONTROL (OPTIONAL)
TEMP. CONTROL (OPTIONAL)
FRONT GLASS ANTI-COND HEATER
DEFROST HEATERS (OPTIONAL)
13
12
11
21
23
20 14
19
4
L1
L2
3
RED
BLK
EB6
WHT
BLK
EB6
WHT
RED
BLU
BLU
BLU
BLU
EB2
EB1
YEL
BLK
YEL
WHT
WHT
BLK
RED
RED
BLU
RED
BLU
BLU
BLU
J2-2
J2-1
BLUE
BLUE
NOSE LIGHTS
L7
L8
L3
L1
L4
L2
L5
(OPTIONAL)
L6
GREEN
WHITE
RED
RED
BLACK
WHITE
WHITE
BLACK
PURPLE
YELLOW
WHITE
BLACK
YELLOW
BLACK
WHITE
BLACK
CONDENSING UNIT J-BOX
B
L
K
BLK
B
L
K
CONTROL J-BOX
G
R
N
W
H
T
B
L
K
BLU
11
12
14
24
22
21
WIRE
CAPS
(3)
WIRE
CAPS
GROUND
SCREW
BACK OF CONTROL MODULE
WIRES FROM PROBES
WIRES FROM POWER MODULE
CONTROL
MODULE
DEFROST
PROBE
TEMP
PROBE
PROBES
WIRE
CAPS
(2)
WIRE
CAP
NEUTRAL
JUMPER
(WHITE)
NEUTRAL
TERMINAL
BLOCKS
HOT
TERMINAL
BLOCKS
HOT
JUMPER
(BLACK)
BLK
BLK
BLK
BLK
BLK
GRN
BLK
BLK
GROUND
TERMINAL
BLOCK
CHASSIS
GROUND
{
HEATERS
COMP. ROOM
COMP. ROOM
120V LIGHTS
{
ANTI-COND.
TO
TO
{
{
BLACK
GREEN
BLACK
WHITE
YELLOW
YELLOW
OPT DEFROST
120V FANS
208/240V
120V
{
{
WHITE
RED
BLUE
SW1
PURPLE
RED
TEMP PROBE (LOCATION- RETURN AIR)
DEFROST PROBE (LOCATION- COIL)
SOLENOID
VALVE COIL
DRAIN
PAN
RECEPTACLE
DUAL PRESSURE SWITCH
S2
V1
B
L
U
E
02
01
V2
G
R
E
E
N
R
E
D
W
H
IT
E
D
S1
SC
AC PLUG
FNCALM
FNOL2
V2
V1
02
01
CP2CP1
240120 DH2DH1
S
E
R
V
IC
E
L
IG
H
T
(H
I P
R
E
S
S
U
R
E
)
32
33
48
47
38
52
39
47
48
51
51
52
R
E
D
R
E
D
W
H
IT
E
W
H
IT
E
SUCTION LINE
GROUND
SCREW
CONDUIT
TO CONTROL J-BOX
FANS
TO CONTROL J-BOX
CONDENSING UNIT
WHITE
RED
GREEN
BLUE
POWER
SWITCH
SW1
49
50
4
14
32
50
12
2
49
33
47
3
1
13
11
42
58
58
53
54
53
2
48
16
15
WIRING
HOLE
WIRING
HOLE
HI
PRESSURE
SWITCH
57
42
42
42
48
57
REAR SILL
INSIDE CASE
PRIMARY CORNICE LIGHTING
TWO ROW CORNICE LIGHTING (OPTIONAL)
CONNECT CONDENSING
CPC-ESC3
CONVERSION
42
5
4
NEUTRAL
120VacH
48
HOT
GROUND
1
6
Compressor
120V Hot
Common
Amb temp
Def temp
Defrost
Common
Fan
120VacN
1
J4
JOHNSON CONTROL
J5J6
J6-Defrost
J5-Common
J5-Def temp
J5-Amb temp S1
S2
SC
DH2
J4-120Vac Neu In
J6-120V Hot
J6-Fan
J6-Compressor
Common DH1
CP2
FNO
CP1
J4-120Vac Hot In
P061904A/P061905K
CPC
ESC3
P055258H
120
L2
MR4PMUHV
16
WIRING DIAGRAMS-
MODEL
OSAA-6’