Bryant installation instructions Table Of Contents, Unit 664B, Installation Instructions

Models: 664B

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664B

664B

13SEER SINGLE-PACKAGED HEAT PUMP SYSTEM WITH R-22 REFRIGERANT SINGLE AND THREE PHASE 2-5 NOMINAL TONS (SIZES 024-060)

Installation Instructions

NOTE: Read the entire instruction manual before starting the installation.

TABLE OF CONTENTS

PAGE SAFETY CONSIDERATIONS . . . . . . . . . . . . . . . . . . . . . . . . . 2 INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 RECEIVING AND INSTALLATION . . . . . . . . . . . . . . . . . . 2-7 Check Equipment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Identify Unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Inspect Shipment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Provide Unit Support . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Slab Mount . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Ground Mount . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Provide Clearances . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Place Unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Select and Install Ductwork . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Configuring Units for Downflow (Vertical) Discharge . . . . 3 Connect Condensate Drain . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Install Electrical Connections . . . . . . . . . . . . . . . . . . . . . . . . . 6 High-Voltage Connections . . . . . . . . . . . . . . . . . . . . . . . . . 6 Routing Power Leads Into Unit . . . . . . . . . . . . . . . . . . . . . . 6 Connecting Ground Lead to Unit Ground . . . . . . . . . . . . . . 6 Routing Control Power Wires . . . . . . . . . . . . . . . . . . . . . . 6 Accessory Electric Heat Wiring . . . . . . . . . . . . . . . . . . . . . . 6 PRE-START-UP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 START-UP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-17 Check for Refrigerant Leaks . . . . . . . . . . . . . . . . . . . . . . . . . . 8 Start-Up Cooling and Make Adjustments . . . . . . . . . . . . . . . . 8 Checking Cooling and Heating Control Operation . . . . . . . 8 Refrigerant Charge . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 No Charge . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 Low Charge Cooling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 Heating Mode Charge . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 Indoor Airflow and Airflow Adjustments . . . . . . . . . . . . . . . . 9 Unit Controls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 High-Pressure Relief Valve . . . . . . . . . . . . . . . . . . . . . . . . . 9 Loss-of-Charge Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 Compressor Overload . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 Compressor Rotation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 Sequence of Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 Fan Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

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Fig. 1 - Unit 664B

Cooling Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10, 17

Heating Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17

Continuous Fan . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17

Defrost . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17

Electric Resistance Heating . . . . . . . . . . . . . . . . . . . . . . . . 17

MAINTENANCE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17-20

Air Filter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

Unit Top Removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

Indoor Blower and Motor . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

Outdoor Coil, Indoor Coil, and Condensate Drain Pan . . . . . 19

Outdoor Fan . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

Electrical Controls and Wiring . . . . . . . . . . . . . . . . . . . . . . . 19

Refrigerant Circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

Indoor Airflow . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

Metering Devices . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

Liquid Line Strainers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

High Flow Valves . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

START-UP CHECKLIST . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

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Bryant installation instructions Table Of Contents, Unit 664B, Installation Instructions

FAQ

What are the safety considerations for installing the 664B heat pump?

Safety considerations for installing the 664B heat pump include providing clearances, placing the unit, and selecting and installing ductwork.

How do I start-up the 664B heat pump system?

To start-up the 664B heat pump system, check for refrigerant leaks, start-up cooling, make adjustments, and more. Refer to the start-up section of the installation manual for detailed instructions.

What maintenance procedures should be followed for the 664B heat pump?

Maintenance procedures for the 664B heat pump include checking the air filter, unit top removal, inspecting the indoor blower and motor, and cleaning the outdoor coil, indoor coil, and condensate drain pan.