B2: ELECTRICAL WIRING DIAGRAM
BLACK
WHITE
BLUE
RED
YELLOW
PURPLE
ORANGE
WIRE IDENTIFICATION
DEFROST HEATERS (1-PHASE)
DEFROST HEATERS (3-PHASE)
ANTI-CONDENSATE HEATERS
AISLE WARMER
DRAIN HEATER
PRIMARY FANS
SECONDARY FANS
AMBIENT FANS
LIGHTS
BELL
TEMPERATURE CONTROL
DEFROST TERMINATION CONTROL
DEFROST SAFETY CUT-OUT CONTROL
LIQUID LINE SOLENOID
SUCTION LINE SOLENOID
CASE/CONTROLLER POWER
TRANSFORMER
CAPACITOR
RECEPTACLE
SYSTEM NEUTRAL (3-PHASE)
POWER CORD (SELF-CONTAINED)
SERVICE LIGHT (HI-PRESSURE)
HIGH PRESSURE SWITCH
DUAL PRESSURE SWITCH
CONDENSING UNIT POWER
CONDENSING UNIT FAN
1,2
2
L
3
L
1
L
13
14
16
15
18
17
10
9
36
37
4
3
40
5
6
7
8
12
11
60,62
19,20
3
2
1
2
2
2
9
2
7
2
8
2
31
30
39
38
41
42
24
25
5
3
4
3
33
32
N
58
57
53,54
49,50
51,52
47
48
45
46
44 220V
IG RECEPTACLE
GFI RECEPTACLE
HUMIDIFIER
26
43
56
55
70
71
GREEN
REFRIGERATED PAN SOLENOID
REFRIGERATED PAN BYPASS SOLENOID
AIR HEATER DEFROST SOLENOID
AIR DEFROST FAN
MAIN SECONDARY FLUID SOLENOID
SECONDARY COOLANT PUMP
GROUND TO EXTERIOR/FRAME
GROUND TO INTERIOR LINER
GROUND TO JUNCTION BOX
75
77
79
81
83
85
64
65
66
67
68
69
72
73
74
59
76
61
65 220V
73 220V
GROUND TO LIGHTS
97
67 220V
69 220V
TANK FLUSH SOLENOID
MISTING SOLENOID
DRIP DOWN TIMER
REAR STORAGE BOX FANS
87 220V
89 220V
94
90
88
86
87
89
95
ATTENTION: ELECTRICIAN
For safety and code compliance, ground fixture at the time
of installation.
CAUTION
Risk of electric shock. More than one power supply.
Disconnect all power supplies before servicing.
P901598E - R4
WIRING IDENTIFICATION
Summary of Contents for VNRB
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Page 5: ...v Revision History new manual format_9 19 ...
Page 51: ...H2 SEISMIC BRACKETS 4 BRACKETS ...
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