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Bosch 15 SEER2 Series User Manual

Bosch 15 SEER2 Series
48 pages
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Installation Instructions
Inverter Ducted Packaged Heat Pump
Bosch IDP Plus
15 SEER2 Series | 3 & 5 Ton Capacity | R410A
BTC 761701319 A | 12.2022
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Bosch 15 SEER2 Series Specifications

General IconGeneral
SEER2Up to 15
RefrigerantR-410A
EERUp to 12.5
Cooling Capacity (BTU/h)18, 000 - 60, 000
Heating Capacity (BTU/h)18, 000 - 60, 000
Sound Level (dB)72
Warranty10 years

Summary

Key to Symbols and Safety Instructions

Key to Symbols

Defines warning keywords and symbols used in the document.

Safety

Provides crucial safety information and warnings for installation.

Component Location

3 Ton Model

Identifies and illustrates the components of the 3-ton model.

5 Ton Model

Identifies and illustrates the components of the 5-ton model.

Dimensions

3 Ton Model

Provides detailed unit dimensions and weight for the 3-ton model.

3.1.1 Unit Dimensions

Illustrates the overall unit dimensions for the 3-ton model.

3.1.2 Dimensions - Back and Bottom

Shows back and bottom views with dimensions for the 3-ton model.

3.1.3 Dimensions - Left and Top

Shows left and top views with dimensions for the 3-ton model.

5 Ton Model

Provides detailed unit dimensions and weight for the 5-ton model.

3.2.1 Unit Dimensions

Illustrates the overall unit dimensions for the 5-ton model.

3.2.2 Dimensions - Back and Bottom

Shows back and bottom views with dimensions for the 5-ton model.

3.3.3 Dimensions - Left and Top

Shows left and top views with dimensions for the 5-ton model.

Installation

4.1 Pre-Installation

Checks and preparations required before installing the unit.

4.2 Rigging and Lifting

Provides instructions and cautions for safely rigging and lifting the unit.

4.3 Location Restrictions

Guidelines for selecting the optimal and safe location for the unit.

Airflow Performance

Indoor Fan Motor Function

Ductwork

Condensate Drain Connection

Air Filter (Not Factory-Installed)

Electrical Wiring

10.1 Power Wiring

Details on connecting the main power supply to the unit.

10.2 Grounding

Instructions and warnings regarding proper unit grounding.

10.3 Control Wiring

Guidelines for connecting control wiring to the unit.

Thermostat Wiring Diagrams

Illustrates various thermostat wiring configurations for the unit.

Start Up

System Start Up

Step-by-step guide for initiating the system after installation.

System Charge Adjustment

12.1 Charging: Weigh-In Method

Procedure for charging the system using the weigh-in method.

12.2 Subcooling Charging and Refrigerant Adjustment In Cooling

Method for adjusting refrigerant charge based on subcooling.

System Operation and Troubleshooting

13.1 Control Logic Description

Explains the operating logic and compressor speed control.

13.2 Sensors (Thermistors/Pressure Transducer)

Lists and describes various sensors and their functions.

13.3 Defrost Description

Details the defrost cycle initiation and termination.

13.4 Compressor Crankcase Heater Description

Explains the function and operation of the crankcase heater.

13.5 Reversing Valve Operation

Describes the operation of the reversing valve in heating/cooling.

13.6 Protection Functions

Lists and explains various unit protection mechanisms.

13.7 Fault Code Table

Lists error codes and their descriptions for troubleshooting.

13.8 Parameter Point Check Table

Table for checking system parameters and their values.

Control Board Overview

13.9.1 Outdoor Unit Control Board for 3 Ton Model

Diagram and description of the 3-ton outdoor unit control board.

13.9.2 Outdoor Unit Control Board for 5 Ton Model

Diagram and description of the 5-ton outdoor unit control board.

13.9.3 Indoor Unit Control Board

Diagram and description of the indoor unit control board.

Error Code Troubleshooting (ODU)

P2 (Low pressure (PT) Protection in cooling)

Troubleshooting steps for low pressure protection errors.

P4 (High compressor discharge temperature (T5) protection)

Troubleshooting steps for high compressor discharge temp.

E4 (Temperature sensor fault (T3, T4, T5, Th, T3L))

Troubleshooting steps for temperature sensor faults.

H8 (Pressure transducer (PT) fault)

Troubleshooting steps for pressure transducer faults.

C3 (Condenser coil sensor (T3) is seated fault in cooling)

Troubleshooting for condenser coil sensor fault.

E6 (DC fan motor fault)

Troubleshooting steps for DC fan motor faults.

E9 (EEPROM fault)

Troubleshooting for EEPROM faults.

HO (Communication fault in main control chip)

Troubleshooting for communication faults in the main control chip.

E5 (High/low voltage protection)

Troubleshooting steps for high/low voltage protection.

E1 (Communication error)

Troubleshooting steps for communication errors.

P6/LO-L9 (IPM module protection)

Troubleshooting steps for IPM module protection.

AtL (Ambient Temperature Limited)

Troubleshooting for ambient temperature limited conditions.

Error Code Troubleshooting (IDU)

Temperature and Resistance Relationship Tables (for Sensors)

Temperature and Resistance Relationship Tables (for T5 & Tf)

Wiring Diagram

Maintenance

14.1 Cleaning Precautions

Safety precautions and notices for cleaning the unit.

14.2 Regular Maintenance

Recommended schedule and tasks for regular system maintenance.

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