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1-172
Service Manual
INSTALLATION
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units is displayed as
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the total number of the connected indoor units is displayed as
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.
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address function is not performing correctly due to incorrect wiring or electrical interference. Turn
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repeat turning ON and OFF within a 10 second timespan.)
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The power supply to the indoor unit is not turned ON or there is an incorrect wiring issue.
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Incorrect connection of the interconnecting cable between indoor units or a poorly connected
controller cable.
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Incorrect setting of the rotary switch and DIP switch for the indoor unit printed circuit board
(PCB). (The setting is overlapped.)
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On/Off” to start the Test Run.
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” and set each item.
(b) Press “ On/Off”.
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automatically.
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protection devices are valid.
(d) For VRF System
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indoor unit numbers by 7-Segment displays.
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On/Off” again or wait for the
set Test Run time to pass.
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” or “ ” to select
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by pressing “ ” or “ ”.
Adj.
Sel.
OFF
Test Run: 2 units
MODE
SPEED
AUTO
COOL
Test Time
120min
Inverter
60Hz
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units will be displayed on the LCD as shown below. If the RUN indicator on the wired controller
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communication cable between the indoor unit and the wired controller (a loose or severed connection).
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Consult with an authorized service engineer if the problem cannot be resolved at your end.
< Unit Model Code >
The relationship between the unit model code
and the unit model is shown in the table below.
Indication
Unit Model
F
VRF System
E
Except Above Models
Sel.
OP MODE
I.U. :
RCI-3.0FSN3
MODEL : F .02
Alarm Code:
22
O.U. :
RAS-3HVRNM2
01-02
AlarmRst
Address
Entr
IDU :
******
ODU :
******
Chek
OK
Refrigerant Cycle No.
of Indoor Unit Having
Trouble
Indoor Unit No. of Indoor Unit
Having Trouble
MODEL : F . 02
Alarm Code:
22
Alarm Code No.
Total No. of Indoor Units in the
Same Refrigerant Cycle as the
Indoor Unit Having Trouble
01 - 02
Unit Model Code
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 ...