Mitsubishi WT04537X01 Installation Manual
Air Handling Unit Controller
PAC-AH63, 125, 140, 250M-G
FOR INSTALLER
INSTALLATION MANUAL
For safe and correct use, please read this installation manual thoroughly before installing the controller.
GB
2
[Fig. 2.0.1]
12 3
456
3
[Fig. 3.0.1]
7
D
8
1 Controller
2 LEV-kit
3 Thermistor
4 Clip
5 Insulation
6 Tie band
7 Installation manual
8 Tube
C
A
F
B
L
I
J
K
G
H
E
A Air handling unit controller (PAC-AH · M-G)
B Air handling unit (field supply)
C Controller (field supply)
D Outdoor unit
E Indoor unit (City Multi)
F Evaporator (field supply)
G Gas pipe
H Liquid pipe
I LEV-kit
J Thermistor (gas pipe)
K Thermistor (liquid pipe)
L Thermistor (inlet air)
2
4
[Fig. 4.2.1]
B
A Controller
B Screw (field supply)
6
[Fig. 6.2.1]
A
A Remove the cap
A
410
260
[Fig. 6.2.2]
A
B
D
C
C
Type 63 - 140
A Evaporator (field supply)
B LEV-kit
C Brazing
D Linear expansion valve
E Outdoor unit
E
[Fig. 6.2.3]
[Fig. 6.3.0.1]
B
H
A
D
C
FF
C
G
B
Type 250
A
A Most sensitive point of the
thermistor
B
B Maximize the contact
G
E
H
[Fig. 6.3.0.2]
A Evaporator (field supply)
B LEV-kit
C Brazing
D Linear expansion valve
E Outdoor unit
F Refrigerant pipe size ø9.52 (field supply)
G Distributor (field supply)
H Refrigerant pipe size ø9.52 (field supply)
3
6
[Fig. 6.3.2]
[Fig. 6.3.1]
A
B
D
E
C
F
A Evaporator (field supply)
B Gas pipe
C Thermistor (gas pipe)
D Aluminum tape (field supply)
E Insulation
F Tie band
A
B
G
[Fig. 6.3.3]
7
[Fig. 7.0.1]
D
C
C
B
E
F
D
A Evaporator (field supply)
B Gas pipe
C Thermistor (liquid pipe)
D Aluminum tape (field supply)
E Insulation
F Tie band
G Capillary tube
A
B
A
C
A Thermistor (inlet air)
B Clip
C Screw (field supply)
D Plate (field supply)
A
B
F
TB4
white
yellow
green
black
red
brown
T21 T22 T11 T1 T2T12
E
TBX
J
O
MN
K
S
Q
L
P
D
C
TB2
TB15
TB5
G
A Outer cover
B Inner cover
C Terminal block TB2
D Terminal block TB5 TB15
E Terminal block TBX
F Terminal block TB4
G Power supply (220 - 240 V)/Ear th
G
P
J
O
Q
R
H
H To outdoor unit
I To remote controller
J Distant signal (ON/OFF)
K Operation signal
L Error signal
M Thermistor (gas pipe)
N Thermistor (liquid pipe)
O LEV-kit
P Distant signal
Q Thermistor
R Transmission
S Thermistor (inlet air)
I
R
4
7
[Fig. 7.1.1]
AB
CCCCCCC
[Fig. 7.2.1] [Fig. 7.2.2]
B
M1M2 21 21
TB3
SM1M2 SM1M2
TB5 TB15 TB5 TB15
[Fig. 7.2.3] [Fig. 7.2.4]
DE
AA
TB3
CC
M1M2
B
A Switch 16 A B Overcurrent protection 16 A
C Indoor unit D Total operating current be less than 16 A
E Pull box
AA
SM1M2 SM1M2
TB5 TB5
A Terminal block for AHU controller/
indoor transmission cable
B Terminal block for outdoor trans-
mission cable
CC
C Remote controller
[Fig. 7.2.5]
8
[Fig. 8.1.1]
2
D
M1
N
L
DC10~13V
C
AB
12
A
B
C
D
A
1
B
N
L
M2
A
DC24~30V
C
12
(A, B)
A Bunch of wires
B Plug
C Tube
D Insulation tape
A Non-polarized
B Upper level (TB15)
C Remote Controller
D Lower level (TB5)
9
[Fig. 9.0.1]
A
B
A Address switch
B SW2
5
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