28
Installation, Operation & Maintenance - HKV Series
HKV084-150 3, 4, 5 with DXM2 Schematic
TITLE:
H
K
V084-150
3
,4,5
DXM2
LE
GE
ND
--
-
Factory
Low
voltage
Wiring
---
Factory
Line
Voltage
Wiring
----
Field
Lo
w
voltage
Wiring
-
--
-
Field
Line
voltage
W
irin
g
---
Pr
int
ed
Circuit
Tra
ce
-
--
-
Optional
Wiring
-
• -
O
pt
io
na
l Block
o-j
f-o
Capacitor
0-
........
-0
Circuit
Breaker
a
Co
nd
en
sat
e Pan
...1..
Ground
T
High
Pressure
Switch
�
LED
°r
Low
Pressure
Switch
<<
Mate-N-Lock
r:rI:]
Multi
Splice
Co
nn
ec
to
r
*
O
pt
io
na
l
OVERLOAD
o-;lfc
Relay
contacts
-N.C.
o-j
f-o
Relay
contacts
-N.O.
0
Relay/
Contactor
Coil
oJ\ro
Solenoid
Coil
AL BM
BMC BR CAP C
B
cc co
CR
CTB
cs
DHW DM DTS ES
Splice
Cap
Temperature
Switch
Thermistor
Wire
Nut
Alarm
Relay
Contacts
Blower
Motor
Blower
Motor
Capacitor
Blower
Relay
Capacitor Circuit
Breaker
Compressor
Contactor
Condensate
Overflow
Sensor
Co
mpre
sso
r Relay
Common
Terminal
Block
Cu
rre
nt
Sensor
Domestic
Hot
Water
Damper
Motor
Discharge
Temperature
Sw
itch
End
Switch
EWTS
Entering
Water
Te
m
p
Sensor
FPl
Sensor,
lo
w
te
m
p protection,
water
coil
FP
2
Sensor,
lo
w
te
m
p
protection,
air
coil
FSS
Fan
Speed
Switch
HP
High
Pressure
Sw
itc
h
HPWS
High
Pres
su
re
Wat
er
Sw
itch
HR
Heating
Relay
IAP
Ionization
Air
Purifier
JW
Ju
mper
Wire
LAT
Leaving
Air
Te
m
pe
ra
tu
re
LOC
Loss
of
Charge
Pressure
Sw
itc
h
LOR
Lock
Out
Re
la
y
LP
Low
Pressure
Sw
itc
h
LTl
Sensor,
lo
w
temp
protection,
water
coil
LT2
Sensor,
lo
w
temp
pr
ot
ec
tio
n,
air
coil
LWTS
Leaving
Water
Temp
Sen
sor
MOD
Mo
dula
ting
Water
Va
lve
MS
Manual
Starter
MSC
Multi
Splice
Co
nn
ec
to
r
MWV
Motorized
Water
Valve
PB
Power
Terminal
Block
PDB
Power
Distribution
Block
POT
Potentiometer
Pl
Field
Wiring
Te
nni
na
l Block
RAS
Re
turn
Air
Sensor
RVS
Reversing
Valve
Solenoid
SAC
Start
Assist
Capacitor
TB
Terminal
Block
TRANS
Transformer
TS
Te
rm
in
al
Strip
U
M
T
Unit
Mounted
Thermostat
PCN
19-
0457
DATE:
9/4/19
DRAWING
NO.
96B0113N02
REV
p
NOTES:
1.
C
om
pre
ss
or
and
Blower
Motor
thermally
protected
internally.
B
M
S.
For
dual
point
power
op
tio
n,
(QTY.3X)
blower
wir
es
will
go
to
PDB2
on
ly
.
2.
All
wiring
to
the
unit
must
comply
wit
h NEC
and
lo
ca
l c
od
es
L
ow
Voltage
W
ir
in
g
sh
al
l be
Class
2
or
Equivalent.
MWVS.
Use
a
screwdriver
to
set
the
tim
er
to
one
mark
before
"1"
(.9)
on
the
M
ot
or
iz
ed
Valve.
3.
Transformer
wiring
is
voltage
sens
itive
. Us
e
layout
corresponding
to
th
e
unit
voltage.
4.
L
Tl
provides
low
temperature
pr
ot
ec
tio
n
for
W
A
T
ER
. When
us
ing
ANTI-FREEZE
solutions,
cut
JW3
jumper.
5.
Typical
heat
pump
thermostat
wiring
shown.
Refer
to
thermostat
IOM
for
wiring
to
the
unit.
T-Stat
wiring
must
be
"Class
1"
and
V
ol
ta
ge
Rating
equal
to
or
greater
than
unit
supply
voltage.
6.
24V
alarm
signal
shown.
For
Dry
A
larm
contact
between
A
L
I
&
AL2,
cut
JWI
for
CXM/DXM
Gen2
or
JW4
D
X
M
.
7.
Transformer
Secondary
Ground
vi
a
CXM/DXM
board
standoffs
and
screws
to
Control
Box.
Comp
1
!
D
IS
C
O
NN
EC
T
OPTION
7
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PUMP
T-STAT
SEE
NOTE
5
S3
DIP
SWITCH
PACKAGE
OFF
ON
hestbutton
DXM2
MICROPROCESSOR
CONTROL
LOGIC
FAULT
STATUS
CJD
/\
JW3
LTI
SEE NOTE
4
COMM:SLAVE/MASTER HWG:NORM/TEST HW
G
SP:125/150
HWG:DISABLE/ENABLE
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STAGE:
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Cool/HEAT
P
UM
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6
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DEHUMID/NORHAL
7
H:
HI
FAN/DEHUMID
c::::J
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DOC
OUTPUT:DDC/NORMAL
8
NOT
U
SE
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c:::::::J
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BOILERLESS:
ENABLE/DISABLE
SZ
c::::J
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BOILERLESS:
4
0
°
F
/5
0
°
F
DIP
SWITCH
SI
PAC
KA
GE
DI
P
SWITCH
PACKAGE
SEE
99D
2004NOI
OR
1.0.M
FOR
D
IP
S
W
IT
CH
SETTINGS
cc
.
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