3-34
SM-18001-rev.1
TROUBLESHOOTING
Alarm
Code
Incorrect Setting of Unit Model Code
l
The RUN indicator (red) flashes.
l
The indoor unit number (refrigerant cycle number - address number), the alarm code, the model code
1
,
the model name
1
and the number of connected indoor units are displayed on the LCD. The indoor unit
number and the alarm code are displayed on the 7-segment display of the outdoor unit PCB.
Note 1: Except for some models.
This alarm code is displayed in the following condition. Check the unit model code setting (DSW4) of I.U.
PCB after turning OFF the power supply.
Condition
Action
The unit model code setting (DSW4) is not set (all pins
are “OFF”), or is set for the incorrect indoor unit type.
Set DSW4 correctly according to the DIP
switch setting in “Installation and Maintenance
Manual“.
Alarm
Code
Incorrect Setting of Unit and Refrigerant Cycle Number
l
The RUN indicator (red) flashes.
l
The indoor unit number (refrigerant cycle number - address number), the alarm code, the model code
1
,
the model name
1
and the number of connected indoor units are displayed on the LCD. The indoor unit
number and the alarm code are displayed on the 7-segment display of the outdoor unit PCB.
Note 1: Except for some models.
This alarm code is displayed in the following condition. Check the settings of the DIP switch (DSW) and the
rotary switch (RSW) after turning OFF the power supply.
Condition
Action
The unit No. setting (DSW6 and RSW1) or the
refrigerant cycle No. setting (DSW5 and RSW2)
is set as “64” or more, or more than 2 pins of
DSW5 or DSW6 are set.
a) Unit No. Setting / Ref. Cycle No. Setting Starting
from “1” (recommended)
Set the unit No. and the refrigerant cycle No. from “1”
to “63”. (Setting No. for the 64th unit is “0”.)
b) Unit No. Setting / Ref. Cycle No. Setting Starting
from “0”
Set the unit No. and the refrigerant cycle No. from “0”
to “63.” (Setting No. for the 64th unit is “63”.)
Содержание HIDS006B21S
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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...
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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...
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Страница 131: ...SM 18001 rev 1 5 1 EXTERNAL INPUT OUTPUT AND FUNCTION SETTING 5 External Input Output and Function Setting...
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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...
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Страница 186: ...2018 Johnson Controls Inc SM 18001 rev 1 Code No LIT 12013047 Revised February 2019...