Bosch BMS500-AAS030-1CSXRB User Manual

Bosch Ductless Air Conditioner / Heat Pump Outdoor Unit
Climate 5000 Series
Single Zone (Regular, HyperHeat, Light Commercial) ODU
Service Manual

Bosch BMS500-AAS030-1CSXRB Specifications

General

Brand	Bosch
Model	BMS500-AAS030-1CSXRB
Category	Air Conditioner
Language	English

Summary

Key to Symbols and Safety Instructions

Safety

Critical safety precautions for installation and operation.

Installation Details

First Time Installation

Error Codes

Error Codes - Wall Mounted Indoor Unit

Lists error codes for wall-mounted indoor units.

Error Codes - 4-Way Cassette Indoor Unit

Lists error codes for cassette indoor units.

Quick Check by Error Codes

Wiring Diagrams

ODU PCB & IPM

Details wiring for the Outdoor Unit PCB and IPM.

Indoor Wiring Diagram

Outdoor Wiring Diagram

Illustrates outdoor unit wiring configurations.

Diagnosis & Solution

EEPROM parameter error (EO/F4)

Troubleshoots EEPROM communication issues.

Indoor/outdoor unit's communication (E1)

Diagnoses communication failures between units.

Fan speed has been out of control (E3/F5)

Addresses issues with incorrect fan speeds.

Open circuit or short circuit of temperature sensor

Guides on diagnosing sensor faults.

Refrigerant Leakage Detection (EC)

IPM malfunction or IGBT over-strong current protection (P0)

Over voltage or too low voltage protection (P1)

Low pressure protection (P6)

Disassembly Guide