1-516
Service Manual
INSTALLATION
[Installation Method]
1. Remove the cover attached to the optional
steel box.
2. Install the optional steel box into the wall.
4. Connect the wiring to the terminal board of the large central controller.
TB1: Terminal Board for Power Supply
TB2: Terminal Board for H-LINK
TB3: Terminal Board for External Input and Output
5. Mount the optional steel box with the M4 x 5/8 inch accessory mounting screws.
3. The factory ships the unit body open.
If the unit is closed, open it as shown at right.
a.
Open the lid of unit body.
b.
While pressing both latches, the top of the case
can be opened since the catches for mounting
have been removed.
Cover
Steel Box (Option)
Upper
Case
Optional Steel Box
M4 Screws
(Q’ty. 4)
Wall Surface
Catch for Fixing
Hook
Catch for Fixing
Convex Part
Top Cover
TB2
TB3
TB1
H-LINK
(Non-pole)
FG
24VAC
Terminals for external input/output
Refer to item 8.11.
Latch
Latch
Slots
Optional Steel Box
Convex Part
Lower Case
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 ...
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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 ...
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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 ...
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Page 1796: ... 2015 Johnson Controls Inc SM 15001 ...