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Service Manual
1-325
INSTALLATION
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9.3 Alarm
Code
Alarm (Troubleshooting) Code Table
Code
No.
Category
Nature of Problem
Likely Cause
01
Indoor Unit
Activation of a protection device
(Float switch)
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the drain pan.) A problem exists in the piping.
02
Outdoor Unit
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([FHSWIRU$ODUP&RGH
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motor lockup during the outdoor unit cooling operation.
03
Communication
Communication failure between
indoor and outdoor units
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blown fuse.
04-09
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11
Sensor on
Indoor Unit
Inlet Air Thermistor failure
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connection.
12
Outlet Air Thermistor failure
13
Freeze Protection Thermistor failure
14
Gas Piping Thermistor failure
19
Fan Motor
Problem with Indoor Fan
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indoor unit activated.
20-29
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31
System
Incorrect capacity setting for indoor
and outdoor units.
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32
Incorrect setting of other indoor unit
number
Problem with a different Indoor Unit in the same refrigerant
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35
Incorrect setting of indoor
Indoor unit number duplicated in same refrigerant group.
36
Incorrect indoor unit combination
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R407C).
38-59
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b0
System
Incorrect setting for unit capacity
Incorrect setting for unit capacity
b1
Incorrect setting of unit and
refrigerant cycle number
Unit number or refrigerant cycle > 64
b5
Incorrect setting of indoor unit
number for H-LINK type
Interconnected indoor units are not supporting
H-LINK II > 17
EE
Compressor
Compressor protection alarm
This alarm code displays when the alarms such as
damage to the compressor occur three times within a six
hour period.
Refrigerant Leak Check
Conduct a periodic refrigerant leak check to maintain product performance and secure storage of refrigerant
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1. Results of a test for air-tight integrity
2. Total refrigerant charge volume dispensed (including a trim charge added following the installation)
3. Result of the refrigerant leak check
Then hand it over to users and ask them to retain for reference.
All periodic service and maintenance procedures must be conducted only by authorized and trained personnel.
All the installation work of the air conditioning is completed.
Handover this information to the building owner and request to maintain all the equipment manuals
and warranty.
Do NOT operate the air conditioning just to run checks on electrical wiring until preparations for the Test Run
phase is completed.
NOTICE
Содержание YVAHP072B31S
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Страница 10: ...viii Service Manual ...
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Страница 17: ...Service Manual 1 1 INSTALLATION 1 Installation ...
Страница 559: ...Service Manual 1 543 INSTALLATION 7 7RXFK DFN WR QLVK WKLV VHWWLQJ The screen returns to the Service Menu screen 7 ...
Страница 577: ...Service Manual 1 561 INSTALLATION 9 Touch Back to return to the Service Menu screen 9 ...
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Страница 921: ...Service Manual 2 1 OPERATION 2 Operation ...
Страница 983: ...Service Manual 2 63 OPERATION Clipped Ceiling Type Grille for Front Discharge 2SWLRQDO Decorative Panel 2SWLRQDO ...
Страница 1184: ...2 264 Service Manual OPERATION 7 Touch on Return to Group sel to return to Setting Group Selection 7 ...
Страница 1315: ...Service Manual 3 1 TROUBLESHOOTING 3 Troubleshooting ...
Страница 1425: ...Service Manual 3 111 TROUBLESHOOTING Surge Absorber SA Surge Absorber SA Surge Absorber SA 3RVLWLRQ RI 6XUJH EVRUEHU 9 9 1 1 1 ...
Страница 1461: ...Service Manual 4 1 MAINTENANCE 4 Maintenance ...
Страница 1657: ...Service Manual 5 1 EXTERNAL INPUT OUTPUT AND FUNCTION SETTING 5 External Input Output and Function Setting ...
Страница 1728: ......
Страница 1729: ...Service Manual 6 1 FIELD WORK INSTRUCTIONS 6 Field Work Instructions ...
Страница 1738: ...6 10 Service Manual FIELD WORK INSTRUCTIONS 6 8 Mollier Chart for R410A ft 3 l b ...
Страница 1739: ...SERVICE PARTS LIST Service Manual 7 1 7 Service Parts List ...
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Страница 1796: ... 2015 Johnson Controls Inc SM 15001 ...