McQuay MDS030AR Applications Manual page 99

Model 2 setting SW3.5
Model 2
MCC
MCK
MCM
MWM
MDB
MDBX
Reserve
Power setting SW3.1
Power
0.8HP
1.0HP
1.5HP
1.8HP
2.0HP
2.5HP
3.0HP
4.0HP
5.0HP
6.0HP
7.0HP
8.0HP
9.0HP
10.0HP
11.0HP
12.0HP
5.1.2 MDS-A Series Outdoor Units
AC220L
AC220N
Primary
transformer
Secondary
transformer
Power indicator
Internetworking
communication indicator
Indoor unit
communication indicator
SW3.8
SW3.5 SW3.6
0 0
0 0
0 0
0 0
0 1
0 1
SW3.4
SW3.1 SW3.2
0 0
0 0
0 0
0 0
0 1
0 1
0 1
0 1
1 0
1 0
1 0
1 0
1 1
1 1
1 1
1 1
Four-way
Digital
valve
CNI connected
electronic expansion valve
K2 K1
MCU
Test terminal
Burning mode
Normal mode
Networking Connecting
communication port to indoor-
unit commu-
nication port
Design & installation Guide For McQuay MDS Multi System
SW3.7
0
0
1
1
0
0
SW3.3
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
Constant
High Medium Low Reserved
speed
J2
DIP switch
Digital pipe
J1
DIP switch
SW3.8
0
1
0
1
0
1
SW3.4
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
AC220N
Reserved
Constant-speed over current
Digital over current
Low pressure
High pressure
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