Bosch BMS500-AAU036-1AHCXC - Page 68

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Service Manual

Bosch Climate 5000 Series Ductless Air Conditioner / Heat Pump Multi Zone Outdoor Units (01.2023)

Figure 72

Main Page

Table of Contents3
Key to Symbols and Safety Instructions4
Key to Symbols4
Safety4
Part Names and Model Numbers6
Outdoor Models6
Indoor Models6
Multizone Configurations6
Dimensions9
Outdoor Unit9
Refrigerant Cycle Diagrams - Outdoor Models10
For Model: 18K Multi Zone Regular System10
Bms500-Aam018-1Csxrc10
For Model: 18K Multi Zonemax Performance System BMS500-AAM018-1CSXHC10
For Models: 27K Multi Zone Regular, 27K Multi Zone Max Performance System BMS500-AAM027-1CSXRC11
Bms500-Aam027-1Csxhc11
For Models: 36K Multi Zone Regular System BMS500-AAM036-1CSXRC11
For Model: 36K Multi Zone Max Performance System12
Bms500-Aam036-1Csxhc12
For Model: 48K Multi Zone Regular System12
Bms500-Aam048-1Csxrc12
For Model: 48K Multi Zone Max Performance System BMS500-AAM048-1CSXHC13
Wiring Diagrams14
For Model: 18K Multi Zone Regular System14
Bms500-Aam018-1Csxrc14
For Model: 18K Multi Zone Max Performance System15
Bms500-Aam018-1Csxhc15
For Models: 27K Multi Zone Regular Heat & Max Performance System BMS500-AAM027-1CSXRC, BMS500-AAM027-1CSXHC16
For Model: 36K Multi Zone Regular System17
Bms500-Aam036-1Csxrc17
For Model: 36K Multi Zone Max Performance System18
Bms500-Aam036-1Csxhc18
For Model: 48K Multi Zone Regular System19
Bms500-Aam048-1Csxrc19
For Model: 48K Multi Zone Max Performance System20
Bms500-Aam048-1Csxhc20
Installation Details21
Torque Requirements21
Connecting the Cables21
Pipe Length and the Elevation21
First Time Installation22
Adding the Refrigerant to an Existing System22
Collecting the Refrigerant into the Outdoor Unit24
Evacuation of the Complete Refrigeration Circuit, Indoor and Outdoor Unit24
Operation Characteristics25
Electronic Functions26
Abbreviation26
Electric Control Working Environment26
Main Protection26
Control and Functions28
Troubleshooting37
Multi Zone Outdoor Unit Error Codes38
Quick Check by Error Codes39
Odu Pcb & Ipm40
Outdoor Unit Display47
Diagnosis and Solution52
Disassembly Guide87
Outdoor Unit - BMS500-AAM018-1CSXRC87
Outdoor Unit - BMS500-AAM027-1CSXRC, BMS500-AAM018-1CSXHC, BMS500-AAM027-1CSXHC91
Outdoor Unit - BMS500-AAM036-1CSXHC, BMS500-AAM048-1CSXRC, BMS500-AAM048-1CSXHC97

Bosch BMS500-AAU036-1AHCXC - Page 68

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