Samsung AM JXVHGH Series Installation Manual page 108

Setting the MCU and Pipe Addresses (for HR Only)
❇ Before running the Auto pipe pairing operation, be sure to close the front cabinet . If this operation is run with
❇
the front cabinet open, the product may be damaged and the pipe addresses cannot be correctly recognized .
To run the Auto pipe pairing operation, take the following steps:
1 . Press the K2 button 13 times on the main PBA of the outdoor unit to start the Auto pipe pairing operation . (Display
: .)
Indoor temperature
< 24°C
Indoor temperature
≥ 24°C
Each step is indicated on the outdoor unit display . (The whole operation takes about 25 to 55minutes normally,
depending on the number of indoor units connected . However, it can be operated for up to 2 hours to protect the
compressor .)
- Step 1 (Start
2 . When the Auto pipe pairing operation finishes, the following data is shown on the outdoor unit display .
Result
Setting completed
Setting error
• If the MCU ports to use are set incorrectly, the Auto pipe pairing operation may stop due to high-pressure or low-
pressure protection control or the data about the indoor unit that has a MCU port setting error may be incorrect .
CAUTION
Ensure that the MCU ports to use are set correctly .
• Depending on the indoor and outdoor temperatures, the Auto pipe pairing operation may stop due to protection
control .
• If an error occurs while the Auto pipe pairing operation is running, check the error code and take actions .
• If you cannot finish the Auto pipe pairing operation because of the previous reasons, set the pipe addresses
manually by referring to Setting the Pipe Addresses Manually .
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DVM S HE_IM_DB68-05461A-08_EN.indd 108
Outdoor temperature < 24°C
Main heating operation
Main heating operation
) → Steps 2 to 8 (Setup ) → Step 9 (Check
Outdoor
unit display
End
Indoor unit data
- SEG 1,2 = indoor unit address / SEG 3,4 = error status
E191
Indoor
unit data
(displayed
alternately)
Example) When the MCU port connected to the indoor unit 12 is disabled,
E191 and 1200 are displayed alternately
- If two or more indoor units have setting errors, the data about the next indoor
unit is displayed each time you press the K2 switch .
24°C ≤ Outdoor temperature < 30°C
Main heating operation
Main cooling operation
) → Step 10 (Confirmation
Description
00: An MCU port is not disabled, or a
pipe is not connected .
01: Cooling only indoor unit is
connected to MCU .
02: The shared setting for two ports is
incorrect .
30°C ≤ Outdoor temperature
Main cooling operation
Main cooling operation
)
2017-03-24 오후 1:38:47