Specifications

Manual 2100-533E
Page 10 of 12
WIRING DIAGRAM FOR 920-0074 QWSERV
21 3 456 789 10 11 12
2
1
3
208
120 V
480
240
COM
24
2
4
3
1
Control Relay
Damper
Motor
28
6 5
23
7
27
8
23
9
23
10
26
11
3
26
2
12
26
Cassette
1
Motor
26
Motor
4
Damper
26
Intake
25
Intake
Motor Plug
28
28 28 28
25 25 25 25
2134
29
Speed Plug
4
120 V
Exhaust
2
Motor Plug
4
SERVICING.
Black/White
Brown/White
Black (High Speed)
Blower
Motor Plug
2
Exhaust
Exhaust
To Unit High Voltage 240/208-60-1
Intake
Motor Plug
Block
Black
Black
White
Power Plug
1
2
Blue (Med. Speed)
Red (Low Speed)
Capacitor
Red (Low Speed)
Blue (Med. Speed) Black (High Speed)
Capacitor
Green
Transformer
Term.
3 4
Relay
Black
Black
Red
Red
White
Brown Black
Brown
Orange
Green
Intake
Yellow
Control
Motor Plug
Cassette
for Wiring Energy Recovery to Unit
Black/White
Intake
1
2
DISCONNECT ORANGE WIRE FROM
WIRE FOR 208V OPERATION
Motor Plug
Blower
Brown/White
Blk/Red
Speed
Speed Plug
Capacitor
Exhaust
Motor
Capacitor
Motor Plug
Green
Yellow
Note: See Control Wiring Section of Installation Inst. for Wiring Energy Recovery to Unit
Capacitor
3
Note: See Control Wiring Section of Installation Inst.
2
Motor Plug
Blower
Motor
Relay
Cassette
3
1
WARNING
Plug
3
1
1
Transformer
2
4 3
Red/White
4
Cassette
Power Plug
Intake
Motor
Com
208V
Ground
Capacitor
*ELECTRICAL SHOCK HAZARD
USE COPPER CONDUCTORS
Brown/White
480V
Speed Plug
1
Exhaust
Control
Orange
White
Black
Black/White
Red
Brown/White
Motor Plug
Motor
Black/White
!
Exhaust
Exhaust
White
Black
DANGER
Cassette
Blower
75° C.
Motor
Control Plug
Black/White
*DISCONNECT POWER BEFORE
ONLY SUITABLE FOR AT LEAST
TERMINAL BLOCK AND CONNECT RED
!
1
Intake
Intake
Red/White
4114-100 B
Component Capacitor
Blower Motor 4/370
Cassette Motor 3/250