Service Manual
1-165
INSTALLATION
1.
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2. Be aware that communication cable for the wired controller is required in these instances:
a. The following functions are set to the sub unit which is not installed with the wired controller.
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Prohibiting the wired controller after manual stoppage (External Input / Output Function)
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Group setting by the centralized controller
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c The address for the indoor unit is changed from the wired controller.
NOTICE
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(c) Wired Controller Connections between different Refrigerant Cycles
(a) Wired Controllers to each Unit for Individual Operation Setting
(b) Single Wired Controller for Individual Operation Setting
Outdoor Unit
A B
Outdoor Unit
Indoor Unit
Indoor Unit
Indoor Unit
Indoor Unit
A B
A B
A B
Individual
Simultaneous
(Thermo ON / OFF individually)
Individual
Wired
Controller
Wired
Controller
Wired
Controller
Indoor Unit
Indoor Unit
A B
Outdoor Unit
A B
Wired
Controller
Wired
Controller
Outdoor Unit
Indoor Unit
A B
The communication cables
for the wired controller
is necessary.
Indoor Unit
A B
Wired
Controller
(10) Wired Controller Connection
Summary of Contents for YVAHP072B31S
Page 2: ......
Page 10: ...viii Service Manual ...
Page 16: ......
Page 17: ...Service Manual 1 1 INSTALLATION 1 Installation ...
Page 577: ...Service Manual 1 561 INSTALLATION 9 Touch Back to return to the Service Menu screen 9 ...
Page 920: ......
Page 921: ...Service Manual 2 1 OPERATION 2 Operation ...
Page 1315: ...Service Manual 3 1 TROUBLESHOOTING 3 Troubleshooting ...
Page 1461: ...Service Manual 4 1 MAINTENANCE 4 Maintenance ...
Page 1728: ......
Page 1729: ...Service Manual 6 1 FIELD WORK INSTRUCTIONS 6 Field Work Instructions ...
Page 1738: ...6 10 Service Manual FIELD WORK INSTRUCTIONS 6 8 Mollier Chart for R410A ft 3 l b ...
Page 1739: ...SERVICE PARTS LIST Service Manual 7 1 7 Service Parts List ...
Page 1795: ......
Page 1796: ... 2015 Johnson Controls Inc SM 15001 ...