Commissioning - Carrier 40VA010T7FAQEE Installations- Und Benutzerhandbuch

Commissioning

3) SW07 default are all OFF
4) CN41, CN42, CN43, CN44 plug explanation
Plug Definition
CN41 Set address by
wired controller
CN42 Indoor type
CN43
CN44
1. Ensure that the cover of the electrical cabinet of the connection kit is sealed well.
2. Conduct commissioning in accordance to the installation instructions and use the specification attached to
the outdoor unit.
At the time of energization, because electronic expansion valve will start initialization (open/close), there
may be a click lasting for about 20 s, which is normalize on its own.
3. When a connection kit failure occurs, the connection kit trouble light LED5 will flicker periodically, and you can
accordingly time the frequency of the flickers times to gauge the reason for the failure. See the below table.
Operating Range of AHU Air return Temperature
Cooling Max.
dry
Max.
Heating
Connection kit failure code list
Failure code
at wired controller (connection kit)
01
02
03
05
06
07
08
09
Outdoor Unit Code
1. Compatibility with central controllers / BMS gateways
Can connect with Central Controller/BMS gateways to control and monitor the units operation conditions.
Can control and monitor on/off status, fan speed, set point when connect with AHU kit,
TA type can be under group control, and also can be set master/slave unit.
OFF Set the address with wired controller is unavailable(default)
ON Set the address with wired controller is available(When SW03_1 is OFF)
CN44 CN42 CN43
OFF OFF OFF
DB:43°C WB:32°C
Min. WB:14°C
DB:28°C
Min. DB:5°C
PCB LED5
1
2
3
5
6 Fault in the communication between connection kit & outdoor units
7 Fault in the communication between connection kit and wired control
8
9
20
Instruction
Fault Descriptions
Fault in the connection kit ambient temp. transducer TA
Fault in the connection kit pipe temp. transducer TC1
Fault in the connection kit pipe temp. transducer TC2
Fault in the connection kit EEPROM
Fault in the connection kit water drainage
Fault in the duplicate connection kit address
Corresponding faults in the outdoor units
25
Type
AHU DX kit