Bosch BMS500-AAU024-1AHWXC User Manual

Service Manual
Ductless Air Conditioner / Heat Pump
Multi Zone Outdoor Units
Climate 5000 Series
BTC 769102304 A / 01.2023
WARNING:
f Installation must be performed by a licensed
contractor, and per the instructions in the
installation manual. Improper installation can
cause water leakage, electrical shock, or fire.
f In North America, installation must
be performed in accordance with the
requirement of NEC (National Electric Code)
and CEC (Canadian Electric Code) by licensed
and qualified personnel only.
f Only contact a licensed contractor for repair
or maintenance of this unit.

Bosch BMS500-AAU024-1AHWXC Specifications

General

Brand	Bosch
Model	BMS500-AAU024-1AHWXC
Category	Air Conditioner
Language	English

Summary

Key Symbols and Safety Instructions

Key to Symbols

Defines keywords and symbols used in warnings to indicate risk levels.

Safety Precautions

Provides essential safety guidelines for installation and operation.

Part Names and Model Numbers

Outdoor Models

Installation Details

Torque Requirements

Specifies torque values for tube connections during installation.

Connecting the Cables

Pipe Length and Elevation

First Time Installation

Step-by-step guide for initial air purging with a vacuum pump.

Adding Refrigerant

Procedures for adding refrigerant to an existing system.

Collecting Refrigerant

Evacuation of Refrigeration Circuit

Electronic Functions

Main Protection

Details various protection mechanisms for the compressor and system.

Control and Functions

Explains capacity request calculation, fan control, and valve operations.

Troubleshooting

Outdoor Unit Error Codes

Lists common error codes displayed by the outdoor unit.

Quick Check by Error Codes

Provides a quick diagnostic guide based on error codes and potential causes.

ODU PCB & IPM

Details PCB layouts and component identification for troubleshooting.

Diagnosis and Solution

Provides specific troubleshooting steps for common errors like EEPROM issues.

Disassembly Guide

Outdoor Unit - BMS500-AAM018-1CSXRC

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