Bosch BMS500-AAU018-1AHDXB - Refrigerant Cycle Diagrams - Outdoor Models; 18 K Multi Zone Regular System; 18 K Multi Zone Max Performance System

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Service Manual
Bosch Climate 5000 Series Ductless Air Conditioner / Heat Pump Multi Zone Outdoor Units (01.2023)
4 Refrigerant Cycle Diagrams - Outdoor Models
4.1 For Model: 18K Multi Zone Regular System
BMS500-AAM018-1CSXRC
Figure 2
LIQUID VALVE A
GAS VALVE A
HEAT
EXCHANGE
(EVAPORATOR)
HEAT
EXCHANGE
(CONDENSER)
COOLING
HEATING
T2 Evaporator
temp. sensor
middle
T1 Room
temp. sensor
T3
Condenser
temp. sensor
T4 Ambient
temp. sensor
INDOOR OUTDOOR
EXV A
CAPILLARY TUBE
EXV B
LIQUID VALVE B
GAS VALVE B
Compressor
4-WAY VALVE
T5 Discharge
temp. sensor
Accumulator
High pressure
switch
Low pressure
switch
T2B-A Evaporator
temp. sensor outlet
T2B-B
T2B-C
4.2 For Model: 18K Multi ZoneMax Performance System
BMS500-AAM018-1CSXHC
Figure 3
LIQUID VALVE A
GAS VALVE A
HEAT
EXCHANGE
(EVAPORATOR)
HEAT
EXCHANGE
(CONDENSER)
COOLING
HEATING
T2 Evaporator
temp. sensor
middle
T1 Room
temp. sensor
T3
Condenser
temp. sensor
T4 Ambient
temp. sensor
INDOOR OUTDOOR
EXV A
CAPILLARY TUBE
EXV B
LIQUID VALVE B
GAS VALVE B
Compressor
4-WAY VALVE
T5 Discharge
temp. sensor
Accumulator
High pressure
switch
Low pressure
switch
T2B-A Evaporator
temp. sensor outlet
T2B-B
T2B-C