Bosch BRBA-36HWD1N1-M18 User Manual

Installation Instructions
Inverter Ducted Packaged Heat Pump
Bosch IDP Premium
18 SEER2 Series | 3 Ton Capacity | R410A
BTC 761703103 A | 11.2022

Bosch BRBA-36HWD1N1-M18 Specifications

General

Brand	Bosch
Model	BRBA-36HWD1N1-M18
Category	Heat Pump
Language	English

Summary

Safety and Symbols

1.1 Key to Symbols

1.2 Safety

Provides critical safety warnings and precautions for installation.

Installation Procedures

4.1 Pre-Installation

Checks and preparations required before unit installation begins.

4.2 Rigging and Lifting

Instructions for safely moving and lifting the unit.

4.3 Location Restrictions

4.4 Rooftop Installation - Curb Mounting

Electrical Wiring

10.1 Power Wiring

Guidelines for connecting the main power supply to the unit.

10.2 Grounding

Instructions for properly grounding the unit for safety.

10.3 Control Wiring

Procedures for connecting low-voltage control and thermostat wiring.

System Start Up

11.1 System Start Up

Step-by-step guide for initiating the unit's operation.

System Charge Adjustment

12.1 Charging: Weigh-In Method

12.2 Subcooling Charging and Refrigerant Adjustment In Cooling (Above 55°F Outdoor Temp.)

Protection and Faults

13.6 Protection Functions

13.7 Fault Code Table

Lists error codes and their corresponding fault descriptions.

Error Code Troubleshooting (ODU)

Guides for diagnosing and resolving outdoor unit error codes.

Error Code Troubleshooting (IDU)

Guides for diagnosing and resolving indoor unit error codes.

Diagnostics and Diagrams

13.8 Parameter Point Check Table

13.9 Control Board Overview

13.14 Wiring Diagram

Maintenance

14.1 Cleaning Precautions

14.2 Regular Maintenance