Key Options - Samsung AM072FXVAFH series Service Manual

8. Key Options

8-1 Outdoor unit option switch settings
< A TYPE >
AM XV
Switch Setting
SW51/
SW52
ON
K6
OFF
K7 K8
SW53
ON ON
ON OFF
OFF ON
OFF OFF
SW57
Samsung Electronics
Setting
Setting total number of installed indoor unit SW51:
Tens digit, SW52: Units digit
Enable maximum capacity restriction for cooling
operation
Disable maximum capacity restriction for cooling
operation
Selecting outdoor unit address
Outdoor unit address: No 1
Outdoor unit address: No 2
Outdoor unit address: No 3
Outdoor unit address: No 4
Setting total number of connected MCU
Remarks
Setting can be done from the main outdoor unit only (sub
unit: setting is nnecessary)
Ex) When 12 indoor units are installed → SW51: 1, SW52: 2
Restrict excessive capacity increase when operating indoor
units with small capacity
-
Main unit
Sub unit 1
Sub unit 2
Sub unit 3
Setting can be done from Main unit only.
Ex) When 3 MCUs are installed → SW57: 3,
When 10 MCUs are installed → SW57: A
MCU
8-1