Jumper
S3
Reserved
S4
Reserved
S5
Pre-heat 30 degree
S6
With valve
S7
S8
Open
Open
Open
Short
Short
Open
Short
Short
WIRING DIAGRAM
2 PIPE UNIT
JUMPER CONFIGURATION
Short
Louver type for 4-way cassette
2 pipe unit
Pre-heat 38 degree
Without valve
Cool-Heat
20
Open
Model
Reserved
Cool only
Reserved