9000 and 12000 Btu's
COOLING MODEL
Terminal block of indoor unit
1
2
3
4
To Outdoor Unit
HEATING AND COOLING MODEL
"Connector A"
To outdoor
18000 Btu's
HEATING AND COOLING MODE
"Connector A"
Terminal block of indoor unit
To outdoor
unit
9000 and 12000 Btu's
or
"Connector B"
Terminal block of indoor unit
1 2(N) 3 4
or
unit
Electrical work
1 2(N) 3 4
To outdoor
unit
20