Hisense AUD-18UX4SGKL Service Manual page 29

4 . R E F R I G E R A N T
4 . R E F R I G E R A N T
Refrigerant flow diagram ：
4-1.
For 18k，24k，36k type
Indoor unit
Remark：
F L O W D I A G R A M
F L O W D I A G R A M
Stop vavle
Stop vavle
COOLING CYCLE
HEATING CYCLE
4-way vavle
Compreesor
EEVB
Outdoor unit
27