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WIRING DIAGRAM
NOTES
1.Use specified UL listed/CSA Certified line fuse.
2. If any of the original wire, as supplied, must
be replaced, use the same equivalent wire.
3. Field wiring must comply with applicable
codes, ordinances and regulations.
4. Remote controls (class 2 circuit} available,
see instruction manual.
Furnace fan circuit must be class 2
circuit only.
characteristic.
DAMPER
ELECTRONIC ASSEMBLY
Defrost
sensor
Field wiring
remote control
(see
& 4)
=
Exhaust fan
B
motor
Exhaust fan
.
Override
motor
F B
:
ome
@ OES
swith
see
Supply fan
B
notes 3 & 4)
motor
©@5
B
capacitor
F
1
Supply fan @
B
8
)
Furnace
interlock
motor
J14-1: NO
G
J14-2: COM
J14-3: ne
{optional; see notes 3 & 5)
120V, 60 Hzvi)
——
Line voltage factory wiring
------
Class 2 low voltage factory wiring
G
_——-
LOGIC DIAGRAM
120 V, 60Hz
Li
J
J4-3
57-2
J7-1
/
]
Supply fan motor
a
pply
Supply fan motor
capacitor
J6-2
\
J6-1
w y ]
120V, 60Hz
Neutral
J10-4
Exhaust fan motor
J5-1
53
35-2)
Exhaust fan motor
capacitor
4
J4-2)
Damper motor
O
Class 2 low voltage field wiring
FAN MOTORS
SPEED
SELECTION
COLOR
CODE
CAUTION: You
can change
REF
1 or REF 2, but not both at the
B
BLACK
same time. If you do change
REF
1 and
REF 2 you
BL
BLUE
will inverse fan motor speeds.
BN
BROWN
REF
1ORG
|REF1
RED |
REF2
FAN SPEEDS
CFM
MAX
&
GREEN
oO
ORANGE
Factory shipped
P
PURPLE
ORG to ORG
|RED to RED | 5 > &
HI (120V) & LO (62V)
160
i
RED
=9
W
OWHITE
ORG to ORG
|RED to RED | 5 32 1 | MED-HI(100V) &LO @2V)
140
Y
YELLOW
—
=
dd0
ne
no connection
25
j i
&%
Ka J12-
420V
J8-1
J pt2:
33.
400.
J8-2
UT sie.
33-1
clas:
6s V-
"Ss
e2V.
neutral
Fig. 27 - HRVXXSVU1157 wiring diagram
Furnace
blower
interlock
(optional; see
notes 3, 5)
Override
switch
(optional; see
notes 3, 4)
Fieid wiring
remote
control (see
notes 3, 4)
A11216
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