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Bosch HY035 - User Manual

Bosch HY035
32 pages
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Summary

Model Nomenclature

Physical Data

General Information

Safety Considerations

Outlines hazards and necessary precautions during installation, servicing, and operation of the unit.

Unit Location Guidelines

Installation and Operation Safety Rules

Lists essential safety rules that must be followed during unit installation and operation to prevent hazards.

Downflow Conversion Kit Instructions

Installation on Combustible Flooring

Advises on mandatory use of a combustible floor base and precautions when installing the unit on such surfaces.

Furnace Installation Procedures

Electrical Wiring

Refers to the unit nameplate for specific electrical data and general wiring instructions.

Line Voltage Wiring

Covers the internal unit wiring, focusing on power supply and thermostat connections for line voltage.

Electric Heater Kit Installation

Field Installed Electric Heater Kits

Introduces the physical installation of electric heat kits for DX and HY series models, referring to a table for specifications.

Variable Speed Motor and ECM Replacement

Power Supply Connections for Heaters

Advises on checking and ensuring proper wire sizing for the supply power when installing electric heaters.

Replacing the ECM Motor

Provides a step-by-step guide for safely removing and replacing the ECM motor assembly in the air handler.

ECM Interface Board and Thermostat Connections

ECM Interface Board Functions

Details how the interface board connects thermostats and translates inputs for the ECM motor, displaying status via LEDs.

Thermostat Terminal Functions

Lists and explains the functions of various thermostat terminal connections (Y2, Y1, G, O, W1, EM/W2, NC, C, R, HUM).

Control Wiring and LED Status Indicators

Control Wiring Procedures

Provides guidance on field connections for low voltage control wiring, specifying wire gauge and connection methods.

Condensate Drain Management

Piping and Refrigerant Line Installation

Water Piping and TXV Installation

Check Test and Start Up Procedures

Start Up with Electric Heat

Details the start-up procedure for units equipped with electric heat, including testing heater operation.

Start Up with Hot Water Heating

Outlines the start-up process for units with hot water heating, emphasizing proper filling and air venting.

System Shut-Down and Periodic Maintenance

Periodic Maintenance

Recommends regular filter changes and other maintenance tasks to be performed by a licensed technician.

Connecting Controller to Hydronic Air Handler

Explains the connection process for a unit-mounted controller to a hydronic air handler, often requiring an accessory controller.

Connecting the Auto Changeover Controller

Motor Control Board Settings

System Piping Schematics

Electrical Data and Specifications

Electrical Diagrams

Unit Check-Out Sheet

Summary

Model Nomenclature

Physical Data

General Information

Safety Considerations

Outlines hazards and necessary precautions during installation, servicing, and operation of the unit.

Unit Location Guidelines

Installation and Operation Safety Rules

Lists essential safety rules that must be followed during unit installation and operation to prevent hazards.

Downflow Conversion Kit Instructions

Installation on Combustible Flooring

Advises on mandatory use of a combustible floor base and precautions when installing the unit on such surfaces.

Furnace Installation Procedures

Electrical Wiring

Refers to the unit nameplate for specific electrical data and general wiring instructions.

Line Voltage Wiring

Covers the internal unit wiring, focusing on power supply and thermostat connections for line voltage.

Electric Heater Kit Installation

Field Installed Electric Heater Kits

Introduces the physical installation of electric heat kits for DX and HY series models, referring to a table for specifications.

Variable Speed Motor and ECM Replacement

Power Supply Connections for Heaters

Advises on checking and ensuring proper wire sizing for the supply power when installing electric heaters.

Replacing the ECM Motor

Provides a step-by-step guide for safely removing and replacing the ECM motor assembly in the air handler.

ECM Interface Board and Thermostat Connections

ECM Interface Board Functions

Details how the interface board connects thermostats and translates inputs for the ECM motor, displaying status via LEDs.

Thermostat Terminal Functions

Lists and explains the functions of various thermostat terminal connections (Y2, Y1, G, O, W1, EM/W2, NC, C, R, HUM).

Control Wiring and LED Status Indicators

Control Wiring Procedures

Provides guidance on field connections for low voltage control wiring, specifying wire gauge and connection methods.

Condensate Drain Management

Piping and Refrigerant Line Installation

Water Piping and TXV Installation

Check Test and Start Up Procedures

Start Up with Electric Heat

Details the start-up procedure for units equipped with electric heat, including testing heater operation.

Start Up with Hot Water Heating

Outlines the start-up process for units with hot water heating, emphasizing proper filling and air venting.

System Shut-Down and Periodic Maintenance

Periodic Maintenance

Recommends regular filter changes and other maintenance tasks to be performed by a licensed technician.

Connecting Controller to Hydronic Air Handler

Explains the connection process for a unit-mounted controller to a hydronic air handler, often requiring an accessory controller.

Connecting the Auto Changeover Controller

Motor Control Board Settings

System Piping Schematics

Electrical Data and Specifications

Electrical Diagrams

Unit Check-Out Sheet

Bosch HY035 Specifications

General IconGeneral
Cooling Capacity (Tons)3
Phase1
Frequency (Hz)60
Voltage (VAC)208/230
Cooling Capacity36000 BTU
Heating Capacity36000 BTU
Air Flow Rate1, 200 CFM

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