4
8
8.4
[Fig. 8.4.1]
A
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TB8
3
4
63PW
A
[Fig. 8.4.2]
Operation
ON signal
Operation
ON signal
Pump interlock
Pump interlock
Flow switch: FS
Flow switch: FS
1
TB8
2
3
4
1
TB8
2
3
4
MP
~ 208/230V
52P
MCB
L1
L2
A
C
B
A
52P
X
X
A
: Heat source unit
B
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C
7RQH[WKHDWVRXUFHXQLW
9
9.2
[Fig. 9.2.1]
[PQHY-P72~P192ZLMU-A]
A
B
C
D
a
b
c
d
e
B
C
C
C
C
C
A
e
A
a
b
c
d
B
D
C C C C C
A
F
[PQHY-P144~P360ZSLMU-A]
A
1
A
2
A
a
b
c
d
e
B
E
D
C C C C C
A
A
F
C
D
e
A
1
A
2
A
B
a
b
c
d
B
E
C
C
C
C
C
A
A
unit 1
unit 2
unit 2
unit 1
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1
and A
2
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A
: Heat source unit
D
: Cap
B
: 1st branch
E
: Heat source twinning kit
C
: Indoor unit
F
: Header
