29
Installation, Operation & Maintenance - HKV Series
HKV168-300 3, 4, 5 with CXM Schematic
TITLE
H
K
V084-150
3
,4,5
CXM
LEGEND
---
Factory
Low
voltage
Wiring
-
-
Factory
Line
Voltage
Wiring
----
Field
Low
voltage
Wiring
-
--
-
Field
Line
voltage
Wiring
--
-
Pri
nte
d Circuit
Trace
-
--
-
Optional
Wiring
-
• -
Op
tion
al
Block
o-j
f-o
Capacitor
0-
........
-0
Circuit
Breaker
a
-
Condensate
Pa
n
�
Ground
-=-
T
H
igh
Pressure
Switch
�
LED
°r
Low
Pressure
Switch
<<
M
at
e-N-
Lock
r:rI:]
M
ulti
Splice
Connector
*
Optional
OVERLOAD
o-;lfc
Relay
contacts
-N.C.
o-j
f-o
Relay
contacts
-N.O.
0
Relay/
Contactor
Coil
oJ\ro
Solenoid
Coil
c:J
Splice
Cap
�
Temperature
Switch
{i>
Thermistor
CJ
WireNut
AL
A
larm
Relay
Contacts
BM
Blower
Motor
BMC
Blower
Mo
to
r Capac
itor
BR
Blower
Relay
CAP
Capacitor
CB
Circuit
Bre
ak
er
cc
Compressor
Contractor
co
Condensate
Overflow
Sensor
CR
Compressor
Re
la
y
CTB
Common
Terminal
Block
cs
Current
Sensor
DHW
Domestic
Hot
Water
DM
Damper
Motor
DTS
Discharge
Te
m
pe
ra
tur
e Switch
ES
End
Switch
EWTS
Entering
Water
Temp
Sensor
FPl
Sensor,
low
tem
p protection,
water
coil
FP2
Sensor,
low
tem
p protection,
ai
r coil
FSS
Fan
Speed
Switch
HP
H
igh
Pressure
Switch
H
PW
S
H
igh
Pressure
Water
Switch
HR
Heating
Relay
IAP
Ionization
Air
Purifier
JW
Jump
er W
ire
LAT
Leaving
Air
Temperature
LOC
Loss
of
Charge
Pressure
Switch
LOR
Lock
Out
Re
la
y
LP
Low
Pressure
Switch
LT
!
Sensor,
low
temp
protection,
water
coil
LT2
Sensor,
low
temp
protection,
ai
r coil
LWTS
Leaving
Water
Temp
Sensor
M
O
D
M
od
ula
tin
g Water
V
alv
e
MS
Manual
Starter
MSC
Multi
Splice
Connector
MWV
Motorized
Water
Valve
PB
Po
w
er Terminal
Block
PDB
Po
w
er Distribution
Block
POT
Po
ten
tio
m
ete
r
Pl
Field
Wiring
Te
rm
ina
l Block
RAS
Return
Air
Sensor
RVS
Re
ve
rs
ing
Valve
Solenoid
SAC
Sta
rt Assist
Cap
acitor
TB
Terminal
Block
TRA
NS
Transformer
TS
Terminal
Strip
UMT
Unit
Mo
un
te
d
Thermostat
NOTES:
1.
Compressor
and
Blower
Motor
thermally
protected
internally.
2.
All
wiring
to
the
unit
must
co
m
ply
with
NEC
and
local
codes
Low
Voltage
W
irin
g shall
be
Class
2
or
Equivalent.
3.
Transformer
wiring
is
voltage
sensitive.
Use
layout
corresponding
to
the
unit
voltage.
4.
L
Tl
provides
low
tem
per
atur
e
protection
for
WATER.
When
using
ANTI-FREEZE
solu
tio
ns
, cut
JW3
jumper.
5.
Typical
heat
pump
thermostat
wiring
shown.
Refer
to
the
rm
os
tat
IOM
fo
r
w
irin
g t
o the
unit.
T
-S
tat
w
irin
g must
be
"C
las
s l"
an
d Voltage
Rating
equal
to
or
greater
than
unit
supply
voltage.
6.
24
V
al
arm
si
gn
al
shown.
Fo
r Dry
Alarm
contact
bet
w
ee
n A
LI
&
AL2,
cut
JWl
for
CXM/DXM
Gen2
or
JW4
DXM
.
7.
Tr
ans
forme
r Secondary
Ground
via
CXM/DXM
boar
d standoffs
and
screws
to
Control
Box.
PDBI
PCN
DATE:
19-0457
9/4/19
BMS.
For
dual
point
power
option,
(QTY.3X)
blower
wires
will
go
to
PD
B
2 o
nly
.
r·-·-·-·-·-·-·-·-·-·-·-·-·-·-·-·-·-·-·-·
!
DISCONNECT
OP
TION
!
1---·-·-
-I
·-·-·-·-·-·-·-·-·
RED
SEENOTE
BMS
!DPP
OPTION
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i
Ll
-
··r
BLK
i
l..!L
!
r--
11
-�
-----jJ
�
!
BLU
L2
----!----
1
i
RED
!
r·
t
;,
··
--0
----+
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----,
..
I
•
DISCONNECT
j :
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LI
Id
RED
r··-··-'
BLK
BLU
I
'--··-··-··-··-
---
---
---
---
i
BLK
!
i
BLK
!
--------------------
i
RED
!
-··-··-··-··-··-··-··
1
PDB2
L3
L2
LI
POWER
SUPPLY
2
REFER
TO
DATA
PL
ATE
USE
COPPER
CONDUCTORS
ONLY
SEE
NOTE
2
L3
-
••µ
i_,_,_,_
OR
j I
T3
CB
j ._
__
-0
�
BLK
i--
-
r··-··-··-··
:
i
i
i
i
Comp
1
0
0
-,
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BLK
I
Gr::d-
�
:
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-
·-
·---,
L--·-·-·-·-·-·-·-·-·-·-·-·-·-·-·-·-·-·-·
B
L
K
T3
T2
C
RED
T
l
13
LI
-
Cl
L1
-
I
BLK
BLK
I
i
208 Tr
M
SC
3
BLU
20s-
_
I
23P:
-
I
4600-:.
YEL
RED
COM-
24V
L.
_
,
____
_J
BLK
T3
�---·
·-··-··-·
·-··-··-·
·-··-··:.J
BLK
T2
�
---··-··-··-··-··-··-··-··-··-··�
C
RED
B
T
l
�
---··-··-··-··-··-··-··-··-··-··-··-··�
!(BLOWE�
TRANSFORME
�
TB
M
�
□·
TB
I!
1
I
..
M
I
!
0
.□,-�:
0
0
0
��
!
PD
B
!
!.!
I
I
0
!
0
•
!
!
l!:lllGND
!
L--·-·-·...J
1!]11
GND
•
0
.
PD
B
�
·
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OUSIN
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·
GF
U
-5
.2-I
A
IA
P
A
LA
RM
RE
D
RE
D
!B:!
· RE
D
�
RE
D
RE
D
ro
I
IAP
1
19
IAP
ALARM
RED__J
L_RED
·
· BLK---------'
'----BLK
l_'.
___
_J
TB
TBI
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--
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2
--
I
£9��
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F�
-------
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4--
�G
RY-
--
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24VAC
----
---
-
f---5--
�
RED
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-----+--1
CQ!'.!�N
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--
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f---
6--
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_
--
-
--
-
t---9
--
�
RED
-
-
-,
TYPICAL
HEAT
PUMP
T-STAT
SEE
NOTE
5
0
y
w
A
P
l
BR
,·-·-·-·-·-·-·-·7
IB
L
K
j
460/480
460
V
CB
Tran
[
s
�
-0
B
L
K
I
.
COM
24V
.
L
.-
. -
.
SEENOTE
2_
. -
. -
.
_J
BRG
Test
Pins
•
•
SEE
NOTE
4
JW
3
(\
FPP'n,_
JW2i
•
FP2
Dip
Sw
itch
cc
I
UPS:DISABLEDIENABLED
2
STAGE2:
2/1
3 NOT
USED
DRAWING
NO.
96B0113N0I
,·-·-·-·-·-·-·-·7
575
V
CB
t:J1t�--O
I
COM
24V
L
,_,
__
SEE
_ N
OTE
3
, _
, __
_J
S
E
E
NOTE7
r-1
I
HP
REV
M
B
L
U
�
LP
BLU
-----
�
FPl
GRY
�
LTl
GRY
----
�
VIO
�
T
4
DDC
OUTPUT:
DOC/NORMAL
5
FP
1/F
P
2
FAUL
TS:
3/1
FP2
'-!./
I
L
T2
VIO----�
Off
On
'y;;(
Status
�
LED
f1l
JW
l
' _
_.'
/\
-�
SEENOTE6
A
l arm
Relay
CXM
Microprocessor
Control
Logic
B��
'
.
I
RVS
OR
G
YEL
�
CO
�
CONTROL
BOX
LAYOUT
STANDARD
REFER
TO
99
D
20
04N
01
OR
1.O.M
FOR
DIP
SW
IT
CH
SETTI
N
GS
RED
COO
P
3