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Bosch BMS500-AAS036-1CSXLB User Manual

Bosch BMS500-AAS036-1CSXLB
96 pages
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Bosch Ductless Air Conditioner / Heat Pump Outdoor Unit
Climate 5000 Series
Single Zone (Regular, HyperHeat, Light Commercial) ODU
Service Manual

Table of Contents

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Bosch BMS500-AAS036-1CSXLB Specifications

General IconGeneral
BrandBosch
ModelBMS500-AAS036-1CSXLB
CategoryAir Conditioner
LanguageEnglish

Summary

Key to Symbols and Safety Instructions

Safety

Provides crucial safety precautions before installation and operation.

Installation Details

Error Codes

Wiring Diagrams

Diagnosis & Solution

EEPROM parameter error (EO/F4)

Details the EEPROM parameter error and its troubleshooting steps.

Indoor/outdoor unit's communication (E1)

Describes the communication error between indoor and outdoor units.

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

Addresses issues with indoor/outdoor fan speed control.

Open circuit or short circuit of temperature sensor (E4/E5/F1/F2/F3/P7)

Covers errors related to temperature sensor open or short circuits.

Refrigerant Leakage Detection (EC)

Details the function and troubleshooting for refrigerant leakage detection.

Overload current protection (F0)

Describes overload current protection and troubleshooting steps.

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

Addresses IPM malfunction and IGBT over-current protection issues.

Over voltage or too low voltage protection (P1)

Explains over/under voltage protection and troubleshooting.

High temperature protection of IPM module or compressor top (P2)

Details high temperature protection for IPM module or compressor.

Inverter compressor drive error (P4)

Covers inverter compressor drive errors and their solutions.

Low pressure protection (P6)

Explains low pressure protection and troubleshooting steps.

High temperature protection of indoor coil in heating mode (JO)

Details high temperature protection for indoor coil during heating.

High temperature sensed at outdoor coil (J1)

Addresses high temperature sensing at the outdoor coil.

High temperature sensed at compressor discharge line (J2)

Covers high temperature sensing at the compressor discharge line.

Disassembly Guide

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