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General| Brand | Bosch |
|---|---|
| Model | BMS500-AAU018-1AHWXB |
| Category | Air Conditioner |
| Language | English |
Warnings in this document are identified by a warning triangle. Keywords indicate risk.
Read safety precautions before installation. Incorrect installation can cause damage or injury.
Lists various outdoor unit models based on voltage, capacity, and type.
Lists indoor unit models by capacity and type.
Provides mounting dimensions for split type outdoor units.
Illustrates the refrigerant cycle for a specific outdoor unit model.
Illustrates the refrigerant cycle for a specific outdoor unit model.
Illustrates refrigerant cycle for specific outdoor unit models.
Illustrates refrigerant cycle for specific outdoor unit models.
Illustrates the refrigerant cycle for a specific outdoor unit model.
Specifies tightening torque for various tube diameters.
Provides specifications for selecting power cord cable type and AWG size.
Details pipe sizes for regular and hyper heat multi-zone ODUs.
Provides initial installation steps including air purging.
Step-by-step procedure for charging the system with refrigerant.
Details operating temperature ranges for cooling, heating, and dry modes.
Lists abbreviations for sensors and settings.
Covers compressor restart delay, discharge temp limits, fan speed, inverter, low voltage protection.
Error when indoor/outdoor units lose communication.
Protection for high condenser coil temperature.
Anti-freezing protection based on indoor unit capacity.
Explains oil return mechanism and EXV operation.
Protection for low outdoor ambient temperature.
Details operating modes, capacity calculation, and controls.
Formula for calculating total capacity request.
Conditions and actions for defrost mode.
Outdoor fan speed selection based on ambient temperature in cooling and heating modes.
Explains EXV control logic in cooling/heating modes.
Explains four-way valve operation in different modes.
How to use information enquiry mode for troubleshooting.
Electrical hazard warning regarding capacitors.
Lists outdoor unit error codes, possible causes, and indoor display codes.
Cross-references error codes with potential causes.
Diagrams and details of ODU PCB and IPM for various models.
How to use the outdoor unit's check switch and display codes.
Wiring diagrams for different outdoor unit models.
Detailed troubleshooting steps for specific error codes.
Troubleshooting steps for EEPROM parameter error (E0).
Troubleshooting steps for indoor/outdoor communication error (E2).
Troubleshooting steps for IPM/outdoor PCB communication error (E3).
Troubleshooting for open circuit or short circuit of temperature sensors.
Troubleshooting for high/low voltage protection (E5).
Troubleshooting for PFC module protection error (E6).
Troubleshooting for outdoor fan speed malfunction (E8).
Troubleshooting for high pressure protection (P1).
Troubleshooting for high pressure protection (P2).
Troubleshooting for current overload protection (P3).
Troubleshooting for compressor discharge temperature protection (P4).
Troubleshooting for high condenser temperature protection (P5).
Troubleshooting for IPM malfunction (P6).
Troubleshooting for high compressor temperature protection (P0).
Procedures for checking main components like sensors and compressor.
Procedure for checking temperature sensor resistance.
Procedure for measuring compressor winding resistance.
Procedure for checking IPM continuity.
Procedure for testing the four-way valve voltage and resistance.
Procedure for checking EXV coil resistance.
Steps to disassemble fan, panels, electrical parts, compressor, reactor, valve, and expansion valve.
Steps to disassemble panels, fan assembly, electrical parts, compressor, reactor, valve, and expansion valve.
Steps to disassemble panels, fan assembly, electrical parts, compressor, valve, and expansion valve.
Steps to disassemble fan, panels, electrical parts, compressor, valve, and expansion valve.
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