Switch Setting And Testing Operation - Samsung MH026FPEA Training Manual

Operation Instruction & Installation

3-7-12 Switch Setting and Testing operation

To complete the installation, perform the following checks and tests to ensure that the air conditioner is operating correctly.
Step 1 : Review all the following elements in the installation:
Step 1 : • Installation site strength
Step 1 : • Piping connection tightness to detect any gas leakage
Step 1 : • Connection wiring
Step 1 : • Heat-resistant insulation of the piping
Step 1 : • Drainage
Step 1 : • Earthing wire connection
Step 2 : Check the room select switch in the indoor unit and in the outdoor unit.
Step 1 : Set the switch properly as below. (For example: 4Rooms)
Indoor unit
Manual Addressing
(For example: 4 Rooms)
Auto Addressing
(For example: 4 Rooms)
Outdoor unit
Manual Addressing
(For example: 4 Rooms)
Auto Addressing
(For example: 4 Rooms)
Step 1 : • The liquid and gas refrigerant pipes should not be crossed with each other.
Step 1 : • The switch for the indoor unit address setting is in each indoor unit PCB.
Step 3 : Automated checking of pipe connection (Auto addressing option)
Step 1 : • Apply the power to the outdoor unit.
Step 1 : • Push the [K2] button 4 times in the outdoor PCB display.
Display
Time duration
Step 1 : • It could take more time depending on the indoor and outdoor temperature.
Step 1 : • If the checking is finished, outdoor unit stops automatically.
Step 1 : • [DIS 02] shows the indoor unit under searching.
Step 1 : • Function of Step 3
Mode
Auto Addressing
Manual Addressing
46
A unit B unit C unit
SW02 SW02 SW02
SW02 SW02 SW02
SW 01 SW 02
Button [K2]; 4 times
DIS 01 DIS 02
[DIS01] is flickering on the setting time.
Outdoor Temperature
15°C or more Less than 15°C
(Cool mode) (Heat mode)
5 min ~ 10 min 20 min ~ 50 min
Function
Checking the connection & addressing
Checking the connection only
D unit
SW02
SW02
OUTDOOR UNIT
A unit
B unit
C unit
D unit
SW02 SW01
(OFF)
DIS01 DIS02
K 1 K 2 K 3 K 4
Outdoor PCB Display
Samsung Electronics