1-426
Service Manual
INSTALLATION
4. Optional Functions
1
The following switches are on the IR receiver kit.
Turn OFF the power source completely before setting the DIP switch for the IR receiver kit.
Not doing so may result in an electric shock.
2
Emergency Operation Setting
“COOL” and “HEAT” button are used for an emergency operation when the batteries for the wireless
controller are low.
(1) “COOL” Button: Press “COOL” so that the cooling operation is started.
Press “COOL” again so that the cooling operation is stopped.
(2) “HEAT” Button: Press “HEAT” so that the heating operation is started.
Press “HEAT” again so that the heating operation is stopped.
NOTE:
During an emergency operation, a yellow light “
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The temperature set-point and the fan speed for the cooling/heating operation are the same as before
starting an emergency operation.
Review the following settings when the function for the IR receiver kit is selected from the wireless controller
or the centralized controller.
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are not available. The setting is available beyond the upper and lower limit for temperature set-point from
the wireless controller.
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changed from the wireless controller, the indicated temperature on the wired controller becomes the set
temperature of the wireless controller.
3
The DIP switch (DSW1) is for the optional function selection. If the optional function selection is required,
set the DIP switch as follows.
Optional Function
DIP Switch Setting (DSW1)
Details
1
2
3
4
5
6
Main/Sub Setting
O
X
X
X
X
X
Change main (OFF setting)/ sub (ON setting)
wireless controller for a two wireless controller
system.
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Indoor Unit
X
O
X
X
X
X
,WIXQFWLRQVDV%0RGHLGHQWL¿FDWLRQRILQGRRUXQLWRI
the wireless controller when it “ON”.
Invalid
Emergency Operation
X
X
X
O
X
X
The switches for emergency operation are invalid.
O: ON
X: OFF
"COOL" Button
"HEAT" Button
PCB
Rear Side of IR Receiver Kit
Cover
DIP Switch (DSW1)
(Factory-Setting)
EMERGENCY
TIMER FILTER DEF
RUN
HEAT
COOL
1 2 3 4 5 6
ON
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 ...