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9.2 Flow Chart for Operation
(1) Unit number setting
All
the
indicators
flash, waiting for the
order of being added
with unit number
Power on
Commercial Air Conditioner
Start
Power on
Initialize electronic
expansion valve
Initialize louver
position
Read EEPROM
contents, initialize
program, if resume
after power down
Having
group number
No
Having
unit
number
Control
function
module
A
- 56 -
All
No
set
flash, waiting for the
order of being added
with group number
Yes
set
Yes
treat
Model: AU55NFIAIA
the
indicators
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Troubleshooting
