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[ IX Troubleshooting ]
- 248 -
HWE0803A GB
1. Error Code
Total capacity error
2. Error definition and error detection method
The model total of indoor units in the system with one outdoor unit exceeds limitations.
3. Error source, cause, check method and remedy,
7100
Error source Cause Check method and remedy
Outdoor unit (1) The model total of indoor units in the sys-
tem with one outdoor unit exceeds the fol-
lowing table.
1) Check the model total (capacity code total) of in-
door units connected.
2) Check the model name (capacity code) of the
connected indoor unit set by the switch (SW2 on
indoor unit board).
When the model name set by the switch is differ-
ent from that of the unit connected, turn off the
power source of the outdoor and the indoor units,
and change the setting of the model name (ca-
pacity code).
(2) The model selection switches (SW5-1 - 5-
4) on the outdoor unit are set incorrectly.
Check the setting for the model selection switch
on the outdoor unit (Dipswitches SW5-1 - 5-4 on
the outdoor unit control board).
(3) The outdoor unit and the auxiliary unit
(OS) that is connected to the same system
are not properly connected.
Confirm that the TB3 on the OC and OS are
properly connected.
P72 model
P96 model
P120 model
P144 model
P168 model
P192 model
P216 model
P240 model
108
144
180
216
252
288
324
360
Model Capacity total
72 model
96 model
120 model
SW5
OFF ON OFF OFF
ON ON OFF OFF
OFF OFF ON OFF
1234
Model