Bryant LEGACY 607C C Series User Manual

1
607C----C
LEGACYt 14 SEER SINGLE PACKAGED HEAT PUMP SYSTEM
WITH PURONR (R--410A) REFRIGERANT
SINGLE PHASE 2--5 NOMINAL TONS (SIZES 24--60)
THREE PHASE 3--5 NOMINAL TONS (SIZES 36--60)
Installation Instructions
IMPORTANT: Effective January 1, 2015, all split system and
packaged air conditioners must be installed pursuant to applicable
regional efficiency standards issued by the Department of Energy.
NOTE: Read the entire instruction manual before starting the
installation.
NOTE: Installer: Make sure the Owner ’s Manual and Service
Instructions are left with the unit after installation.
TABLE OF CONTENTS
PAGE
SAFETY CONSIDERATIONS 1.........................
INTRODUCTION 2...................................
RECEIVING AND INSTALLATION 2--9..................
Check Equipment 2..................................
Identify Unit 2....................................
Inspect Shipment 2.................................
Provide Unit Support 2...............................
Roof Curb 2......................................
Slab Mount 2.....................................
Provide Clearances 2.................................
Rig and Place Unit 6.................................
Inspection 6......................................
Rigging/Lifting of Unit 6............................
Select and Install Ductwork 7...........................
Configuring Units to Downflow (Vertical) Discharge 7.....
Provide for Condensate Disposal 8......................
Install Electrical Connections 8.........................
High--Voltage Connections 8.........................
Special Procedures for 208--V Operation 9...............
Control Voltage Connections 9........................
Standard Connections 9.............................
Transformer Protection 9............................
Accessory Electric Heaters Installation 9................
Sequence of Operation 9............................
PRE-- START --UP 17...................................
START--UP 17--20.....................................
Checking Cooling & Heating Control Operation 17........
Check for Refrigerant Leaks 17.........................
Start--Up Adjustments 18.............................
Checking & Adjusting Refrigerant Charge 18............
Indoor Airflow & Airflow Adjustments 18..............
Continuous Fan Operation 19........................
Defrost Control 20...................................
Defrost 20.......................................
MAINTENANCE 28--33................................
Air Filter 28........................................
Indoor Blower and Motor 28...........................
Outdoor Coil, Indoor Coil, & Condensate Drain Pan 31......
Outdoor Fan 31.....................................
Electrical Controls and Wiring 31.......................
Refrigerant Circuit 31.................................
Indoor Airflow 31...................................
Metering Devices-- TXV & Piston 31....................
Pressure Switches 31.................................
Loss of Charge Switch 32.............................
A09034
Fig. 1 -- Unit 607C----C
High Pressure Switch 32..............................
Copeland Scroll compressor (Puron Refrigerant) 32.........
Refrigerant System 32................................
Refrigerant 32....................................
Compressor Oil 33.................................
Servicing Systems on Roofs with Synthetic Materials 33....
Liquid Line Filter Drier 33...........................
PuronR (R--410A) Refrigerant Charging 33.............
System Information 33................................
Loss of Charge Switch 33............................
Check Defrost Thermostat 33.........................
TROUBLESHOOTING 33..............................
START--UP CHECKLIST 33............................
SAFETY CONSIDERATIONS
Installation and servicing of this equipment can be hazardous due
to mechanical and electrical components. Only trained and
qualified personnel should install, repair, or service this equipment.
Untrained personnel can perform basic maintenance functions such
as cleaning and replacing air filters. All other operations must be
performed by trained service personnel. When working on this
equipment, observe precautions in the literature, on tags, and on
labels attached to or shipped with the unit and other safety
precautions that may apply.
Follow all safety codes. Wear safety glasses, protective clothing,
and work gloves. Use quenching cloth for brazing operations.
Have a fire extinguisher available. Read these instructions
thoroughly and follow all warnings or cautions included in
literature and attached to the unit. Consult local building codes, the
current editions of the National Electrical Code (NEC) NFPA 70.
In Canada refer to the current editions of the Canadian Electrical
Code CSA C22.1.
Recognize safety information. This is the safety--alert symbol
.
When you see this symbol on the unit and in instructions or manu-
als, be alert to the potential for personal injury. Understand these

Bryant LEGACY 607C C Series Specifications

General

Model	LEGACY 607C C Series
Type	Heat Pump
HSPF Rating	Up to 9.5
Refrigerant	R-410A
Voltage	208/230V
Phase	1
Compressor Type	Single Stage
Cooling Capacity	Up to 5 tons
Heating Capacity	Up to 5 tons

Summary

Safety Considerations

General Safety Precautions

General safety warnings and precautions for installation and servicing.

Introduction

Unit Overview

Description of the heat pump system and its capabilities.

Receiving and Installation

Inspecting and Handling the Unit

Procedures for inspecting shipment and handling the unit safely.

Unit Support and Placement

Guidelines for providing unit support and proper placement on a slab or curb.

Ensuring Adequate Clearances

Requirements for maintaining proper clearances for ventilation and airflow.

Rigging and Lifting the Unit

Safe Rigging Practices

Instructions and warnings for safely rigging and lifting the unit.

Ductwork Installation

Selecting and Installing Ductwork

Guidelines for selecting and installing ductwork according to standards.

Configuring for Downflow Discharge

Steps for configuring the unit for downflow (vertical) discharge.

Condensate Disposal and Electrical Connections

Providing for Condensate Disposal

Instructions for providing and installing a condensate drain system.

Installing Electrical Connections

Requirements for making electrical connections in accordance with codes.

Electrical Wiring and Control Operations

High-Voltage and Control Wiring

Detailed steps for making high-voltage and low-voltage control connections.

Special Procedures and Accessory Heaters

Procedures for 208-V operation and accessory electric heater installation.

Unit Sequence of Operation

Description of how the unit operates in different modes like cooling and heating.

Pre-Start-Up Procedures

Pre-Start-Up Inspections

Essential checks and inspections before initiating unit start-up.

Checking Cooling and Heating Control

Verifying proper operation of cooling and heating control systems.

Refrigerant Leak Detection

Procedures for detecting and repairing refrigerant leaks.

Start-Up Adjustments and Airflow

Performing Start-Up Adjustments

Procedures for adjusting system parameters after initial start-up.

Checking Refrigerant Charge

Steps to check and adjust the refrigerant charge for optimal performance.

Indoor Airflow and Adjustments

Guidelines for checking and adjusting indoor airflow and fan speeds.

Fan Speed Configuration

Single Cooling Fan Speed Setup

Setting up a single cooling fan speed, including dehumidification.

Two Cooling Fan Speeds Setup

Configuring two cooling fan speeds for dehumidification control.

Cooling with Higher Electric Heat Speed

Configuring single speed cooling with higher speed for electric heat.

Defrost Control System

Defrost Control Operation

Explanation of the defrost control's function and sequence of operation.

Maintenance Procedures

Indoor Blower and Motor Maintenance

Instructions for cleaning the indoor blower motor and wheel.

Coil, Drain Pan, and Electrical Checks

Cleaning Coils and Drain Pan

Procedures for cleaning outdoor and indoor coils and the condensate drain pan.

Inspecting Electrical Controls and Wiring

Annual inspection of electrical controls and wiring for tightness and condition.

Refrigerant Circuit and Pressure Switches

Inspection of refrigerant tubing and function of pressure switches.

System Components and Safety

Loss of Charge and High-Pressure Switches

Function and checking procedures for loss of charge and high-pressure switches.

Scroll Compressor and Refrigerant System

Information on the scroll compressor, refrigerant, and system components.

Refrigerant System Details

Compressor Oil and Roof Precautions

Details on compressor oil and precautions when servicing on synthetic roofing materials.

Filter Drier, Charging, and Defrost Thermostat

Guidance on filter driers, refrigerant charging, and defrost thermostat function.

Puron (R-410A) Quick Reference Guide

R-410A Refrigerant Handling Guidelines

Essential guidelines for handling Puron (R-410A) refrigerant and system servicing.

Troubleshooting Guide

Common Symptom Troubleshooting

A chart detailing symptoms, causes, and remedies for common operational issues.

Start-Up Checklist

Comprehensive Start-Up Checklist

A comprehensive checklist for verifying all steps before and during unit start-up.