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3-40
SM-18001-rev.1
TROUBLESHOOTING
Abnormalities of Devices
Other
Abnormalities
Communication
Failure
between
I.U. and O.U.
Insufficient
Power
Supply to
Indoor Unit.
Cause
Check Item
Action
(Turn OFF Main Switch)
Event
Insufficient
Cooling
Operation
Communication
Failure
Check indoor unit
indicating alarm code
“03” on wired controller.
Repair it according
to alarm code “03”.
Check wired controller
LCD or “RUN” indicator
is turned OFF.
Check indoor unit
according to
“Troubleshooting”
of this manual.
Failure of
Indoor Unit
PCB
Check that indoor unit
capacity is 0 in
check mode of
outdoor unit PCB.
Replace indoor unit PCB.
Check that damper
of EconoFresh Kit
opens and closes.
Failure of EconoFresh Kit.
Replace relay wiring.
Change damper
minimum opening.
Содержание CIDH018B21S
Страница 2: ......
Страница 10: ...viii SM 18001 rev 1...
Страница 15: ...SM 18001 rev 1 1 1 INSTALLATION 1 Installation...
Страница 19: ...SM 18001 rev 1 2 1 OPERATION 2 Operation...
Страница 22: ......
Страница 23: ...SM 18001 rev 1 3 1 TROUBLESHOOTING 3 Troubleshooting...
Страница 75: ...MAINTENANCE SM 18001 rev 1 4 1 4 Maintenance...
Страница 76: ...MAINTENANCE 4 2 SM 18001 rev 1 4 1 Maintenance of Outdoor Unit Refer to the Service Manual for Outdoor Unit...
Страница 130: ......
Страница 131: ...SM 18001 rev 1 5 1 EXTERNAL INPUT OUTPUT AND FUNCTION SETTING 5 External Input Output and Function Setting...
Страница 172: ......
Страница 173: ...SM 18001 rev 1 6 1 FIELD WORK INSTRUCTIONS 6 Field Work Instructions...
Страница 182: ...6 10 SM 18001 rev 1 FIELD WORK INSTRUCTIONS 6 8 Mollier Chart for R410A f t 3 l b...
Страница 183: ...SERVICE PARTS LIST SM 18001 rev 1 7 1 7 Service Parts List...
Страница 184: ...SERVICE PARTS LIST 7 2 SM 18001 rev 1 Refer to the Service Parts List for Ducted High Static Medium Static and Slim...
Страница 185: ......
Страница 186: ...2018 Johnson Controls Inc SM 18001 rev 1 Code No LIT 12013047 Revised February 2019...