Dip Setting - Trane MW(C)W509 Installation & Operation Manual

DIP setting

Wall-mounted 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 2.8kW, 3.6kW
and 5.0kW etc. Capacity DIP at the control board decides the capacity.
There are total 8 DIP switches for SW2 at the control board, S1, S2, S3 and S4 are capacity DIP
switches as followings:
Indoor unit fan speed gear selection
Correct indoor unit connecting pipe length through the unit DIP switches. There are 8 DIP
switches for SW2 at indoor unit control board and S7 decides indoor unit fan speed gear. When
the DIP is 0 , it s high three gears for high, medium and low, when the DIP is 1 , it s low
three gears for medium, low and extra-low.
AMS-SVX03A-EN
Indoor unit capacity DIP
S1 S2 S3
Indoor unit address DIP
S1 S2 S3
S1 S2
0 0
0 0
0 0
Indoor unit fan speed gear
Indoor unit fan speed gear S7
Indoor unit fan speed
Reserved
S4 S5 S6
Reserved
S4 S5 S6
S3 S4
0 0
0 1
1 0
High three gears
0
High, medium and low
Indoor fan gear
selection
S7
Reserved Test program
S7
Indoor unit capacity
kW
2.8
3.6
5.0
Low three gears
1
Medium, low and extra-low
Reserved
S8
S8
15