Dip Setting - Trane MWC518 Installation & Operation Manual

DIP Setting

Cassette indoor unit PCB board DIP setting
SW2
SW1
Indoor unit capacity DIP
According to the capacity, the indoor unit is divided into various models, such as 5.0 kW and
7.1kW etc. Capacity DIP at the control board decides the capacity.
There are total 8 DIP switches for SW2 at indoor unit control board and S1, S2, S3 and S4 are
capacity DIP switches as followings:
Indoor unit fan speed gear selection
According to indoor unit connecting pipe length correct fan speed through DIP . There are 8 DIP
switches for SW2 at indoor unit control board and S7 decides indoor unit fan speed gear. You
need to set S7 to 0.
Indoor unit address DIP
Different indoor units must have different address DIP (Same indoor unit address DIP may
cause confl icts)
There are total 8 DIP switches for SW1 at indoor unit control board and S1, S2, S3 and S4 are
address DIP switches as followings:
Note: 1. Indoor unit address can be set manually or automatically.
AMS-SVX02A-EN
Indoor unit capacity DIP
S1 S2 S3
Indoor unit address DIP
S1 S2 S3
S1 S2
0 0
0 0
S1 S2
0 0
0 0
0 0
0 0
0 1
0 1
0 1
0 1
2. Manually setting sees the table above and automatic addressing see automatic addressing process
in the outdoor unit manual.
3. Default value of reserved position S5, S6 and S7 of SW1 and S5, S6 of SW2 is 0.
Reserved
S4 S5 S6
Reserved
S4 S5
S3 S4
1 0
1 1
S3 S4
0 0
0 1
1 0
1 1
0 0
0 1
1 0
1 1
Indoor fan gear With/without RAM
selection
S7
Reserved
S6 S7
Indoor unit capacity (kW)
5.0
7.1
Indoor unit address
1
2
3
4
5
6
7
8
setting
S8
Test program
S8
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