Johnson Controls HVAHR072B32S User Manual

P5417009
Models:
Outdoor Units;
208/230V
(H,Y)VAHR072B32S, (H,Y)VAHR096B32S,
(H,Y)VAHR120B32S, (H,Y)VAHR144B32S,
(H,Y)VAHR168B32S, (H,Y)VAHR192B32S,
(H,Y)VAHR216B32S, (H,Y)VAHR240B32S,
(H,Y)VAHR264B32S, (H,Y)VAHR288B32S,
(H,Y)VAHR312B32S, (H,Y)VAHR336B32S,
(H,Y)VAHR360B32S, (H,Y)VAHR384B32S,
(H,Y)VAHR408B32S, (H,Y)VAHR432B32S
460V
(H,Y)VAHR072B42S, (H,Y)VAHR096B42S,
(H,Y)VAHR120B42S, (H,Y)VAHR144B42S,
(H,Y)VAHR168B42S, (H,Y)VAHR192B42S,
(H,Y)VAHR216B42S, (H,Y)VAHR240B42S,
(H,Y)VAHR264B42S, (H,Y)VAHR288B42S,
(H,Y)VAHR312B42S, (H,Y)VAHR336B42S,
(H,Y)VAHR360B42S, (H,Y)VAHR384B42S,
(H,Y)VAHR408B42S, (H,Y)VAHR432B42S
IMPORTANT:
READ AND UNDERSTAND
THIS MANUAL BEFORE
INSTALLING THIS HEAT
RECOVERY AIR CONDITIONER.
KEEP THIS MANUAL FOR
FUTURE REFERENCE.
Installation
and
Maintenance
Manual
INVERTER-DRIVEN
MULTI-SPLIT SYSTEM
HEAT RECOVERY
AIR CONDITIONERS

Johnson Controls HVAHR072B32S Specifications

General

SEER	16
Refrigerant	R-410A
Phase	1
Cooling Capacity	72000 BTU
HSPF	9.0
Voltage	208/230V
Heating Capacity	72000 BTU
Operating Voltage	208/230V

Summary

Introduction

Important Safety Instructions

General Precautions

Follow all warnings and cautions included in manuals for safe operation and installation.

Installation Precautions

Follow specific precautions for installing the unit in walls, rooms, damp areas, or high wind areas.

Refrigerant Precautions

Follow specific precautions for handling refrigerant, including pressure limits and oil compatibility.

Electrical Precautions

Follow precautions for electrical work to prevent shock, fire, or explosion risks.

Before Installation

Installation Preparation

Review factory-supplied accessories, necessary tools, and installation precautions before starting.

System Configuration and Unit Combinations

Understand outdoor unit line-ups and indoor/outdoor unit combinations for system design.

Outdoor Unit Installation Cautions and Piping

Follow critical cautions for outdoor unit installation and detailed piping work between units.

Outdoor Unit Installation

4.1 Installation Location and Precautions

Guidelines for selecting installation locations and essential precautions to prevent hazards.

4.2 Service Space

Required clearances around the outdoor unit for proper operation, maintenance, and airflow.

Transportation and Installation Work

Safe Transportation and Handling

Guidelines for safely transporting and handling the outdoor unit, covering lifting and securing methods.

Installation Work Procedures

Details on installation steps, including concrete foundations and condensate management.

Refrigerant Piping Work

Piping Materials and Connections

Select proper piping materials and follow connection procedures, including stop valve operation.

Multi-Unit and System Piping

Guidelines for piping between outdoor units, pipe sizing, and multi-kit selection for system configuration.

Multi-Kit Connection

Electrical Wiring

Pre-Wiring Checks and General Connections

Perform general checks, wire connections for all units, and DIP switch settings for configuration.

Outdoor Unit Specific Wiring

Detailed wiring procedures for outdoor units, including power, communication, and terminal connections.

Additional Refrigerant Charge

System Evacuation and Testing

Perform airtight tests and vacuuming procedures to ensure system integrity before charging.

Refrigerant Charging and Calculation

Charge refrigerant correctly, following safety procedures and calculating additional amounts based on system configuration.

Test Run

Before Test Run

Pre-operation checks including piping, wiring, DIP settings, and electrical resistance.

Test Run Procedure

Execute the test run using wired controller or outdoor unit controls, verifying system operation.

Safety and Control Device Setting

Compressor Protection

Details on high pressure switches and oil heaters for compressor protection.