MODEL : MHQWW-09-H-1-U &
M
HQWW-12-H-1-U
WIRING D
IAGRAM
Model: MHQWW-18-H-1-U & MHQWW-24-H-1-U
COOL
HEAT
L
(
SEC)
C
(
SEC)
C
(
SEC)
COOL
HEAT
24V
COM
FAN
L
FAN M
FAN
H
LIVE
2
LIVE
1
NUETRAL
NUETRAL
INDOOR
FAN
MOTOR
LED3
FAN
L
LED2
FAN M
LED1
FAN H
LED5
RUN
LED4
PWR
BK
GR
YL
WH
6 7
NC T
O C
OIL
NC T
O C
OIL
HEATING
COOLING
L2 L1
5
208V-230V,
1Ph,50/60Hz
BK
BR
GR+YL
YL
RD
BL
TF
INDOOR U
NIT
COOL
HEAT
FAN L
FAN
M
FAM
H
SWING
MOTOR
C (24Vac)
L (24Vac)
CANCEL
SLEEP
SEND
SWEEP
MODE
HEATING/COOLING
NC T
O
C
OIL
1 2 3 4
YL
RD
BL
YL
YL
THERMOSTAT
REMOTE U
NIT
CONTROLLER
CONTROLLER
BR
RD
LEGEND
:
:
FIELD
WIRING
EARTH/GROUND
FACTORY
:
WIRING
WIRING
(OPTIONAL)
LEGEND
:
:
FIELD W
IRING
EARTH/GROUND
FACTORY
:
WIRING
WIRING
COOL
HEAT
L(SEC)
C(SEC)
C(SEC)
COOL
HEAT
24V
COM
FAN L
FAN
M
FAN H
LIVE
2
LIVE
1
NUETRAL
NUETRAL
RD
FAN
CAP.
INDOOR
FAN
MOTOR
LED3
FAN L
LED2
FAN M
LED1
FAN
H
LED5
RUN
LED4
PWR
BK
GR
YL
WH
6 7
NC TO COIL
NC T
O
COIL
HEATING
COOLING
L2 L1
5
208V-230V,
1Ph,50/60Hz
BK
BR
GR+YL
YL
RD
BL
TF
BR
INDOOR U
NIT
COOL
HEAT
FAN L
FAN M
FAM H
SWING
MOTOR
C (24Vac)
L (24Vac)
CANCEL
SLEEP
SEND
SWEEP
MODE
HEATING/COOLING
NC T
O
COIL
1 2 3 4
YL
RD
BL
YL
YL
GR+YL
REMOTE UNIT
CONTROLLER
THERMOSTAT
CONTROLLER
(OPTIONAL)
11
WIRING D
IAGRAM
12
WIRE
COLOURS
TERMINAL
BLOCK
LEGEND
BLACK
BK
GREEN
BROWN
GR
BR
:
:
:
WH
YL:
:
RD:
WHITE
YELLOW
RED
:
:
:
:
24V C
OMMON
(C) 3
(24V) 2
: EARTH/GROUND
5
24V T
RANSFORMER
::
TF
(L2) 6
(L1) 7
LIVE
2 (
110V)
LIVE 1
(
110V)
:
(24V) 1
:
24V W
CV
CONTROL
24V
WCV
CONTROL
CONNECTION
CONNECTION
CONNECTION
CONNECTION
CONNECTION
BLUE
BL:
(COOL)
(HEAT)
WIRE C
OLOURS
TERMINAL B
LOCK
LEGEND
BLACK
BK
GREEN
BROWN
GR
BR
:
:
:
WH
YL :
:
RD :
WHITE
YELLOW
RED
:
:
:
:
24V C
OMMON
(C) 3
(24V) 2
: EARTH/GROUND
5
24V T
RANSFORMER
::
TF
(L2) 6
(L1) 7
LIVE 2
(
110V)
LIVE 1
(
110V)
:
(24V) 1
:
24V W
CV
CONTROL
24V W
CV
CONTROL
CONNECTION
CONNECTION
CONNECTION
CONNECTION
CONNECTION
BLUE
BL :
(COOL)
(HEAT)
NOTE 2
NOTES
1. 2
30V - 24Vac T
RANSFORMER
2. W
IRELESS R
EMOTE
INCLUDES
A
WALL
MOUNTING
BRACKET (
OPTIONAL)
3. J
UMPER
MUST
BE FIELD
INSTALLED
FOR 2
-PIPE H
EAT/COOL
OPERATION
4. 4
-PIPE W
IRING A
ND
CONFIGURATION
5. 2
-PIPE W
IRING
AND V
ALVE C
ONFIGURATION
6. T
HERMOSTAT
CONTROLLER
UNIT
7. T
HE
FIELD W
IRING C
ONDUCTOR
OF
HIGH
AND
LOW V
OLTAGE C
IRCUIT S
HALL B
E S
EPERATELY
FIXED F
IRMLY
BY E
ACH
CLAMP.
8. A
LL
WIRING
SHALL B
E
DONE
ACCORDING
TO
THE
NATIONAL
AND L
OCAL C
ODE
REQUIREMENTS.
9. A
L
INE O
F
SIGHT
SERVICE D
ISCONNECT M
UST B
E
PROVIDE
D
AS
A M
EANS
T
O
TURN
OFF P
OWER
FOR S
ERVICING.
NOTE 1
NOTE 3
NOTE 5
NOTE 4
NOTE
6
NOTES
1. 2
30V - 24Vac T
RANSFORMER
2. W
IRELESS R
EMOTE
INCLUDES A
WA
LL
MOUNTING B
RACKET (
OPTIONAL)
3. J
UMPER
MUST B
E FIELD I
NSTALLED F
OR
2-PIPE H
EAT/COOL
OPERATION
4. 4
-PIPE W
IRING A
ND
CONFIGURATION
5. 2
-PIPE W
IRING
AND V
ALVE C
ONFIGURATION
6. T
H
ERMOSTAT
CONTROLLER U
NIT
7. T
HE
FIELD W
IRING
CONDUCTOR O
F H
IGH A
ND L
OW
VOLTAGE C
IRCUIT
SHALL
BE S
EPERATELY
FIXED F
IRMLY B
Y E
ACH C
LAMP.
8. A
LL
WIRING S
HALL
BE
DON
E
ACC
ORDING
TO
THE
NATIONAL A
ND
LOCAL C
ODE
REQUIREMENTS.
9. A
L
INE O
F
S
IGHT S
ERVICE D
ISCONNECT
MUST
BE
PROVIDE
D
AS
A M
EANS
TO
TURN O
FF P
OWER
FOR S
ERVICING.
NOTE 2
NOTE 1
NOTE 3
NOTE 5
NOTE 6
NOTE 4
BK
BK
BK
BR
BK
BK
BK
BR
P/N: PP170207
P/N: PP170508
