Bryant 576b installation instructions Important Read Before Installing, Contents

installation, start-up and

service instructions569C

COMMERCIAL AIR-COOLED CONDENSING UNITS

576B

IMPORTANT — READ BEFORE INSTALLING

1.Read and become familiar with these installation instructions before installing this unit (Fig. 1).

2.Be sure the installation conforms to all applicable local and national codes.

3.These instructions contain important information for the proper maintenance and repair of this equipment. Retain these instructions for future use.

CONTENTS

Page

SAFETY CONSIDERATIONS . . . . . . . . . . . . . . . . . . . . . . . . . 1

INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-8

I. Locate the Unit. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2

II. Rig and Place Unit . . . . . . . . . . . . . . . . . . . . . . . . . . . 2

III. Compressor Mounting. . . . . . . . . . . . . . . . . . . . . . . . 2

IV. Unit Refrigerant Piping Connections. . . . . . . . . . . . 2

V. Electrical Connections . . . . . . . . . . . . . . . . . . . . . . . 5

VI. Accessory Installation. . . . . . . . . . . . . . . . . . . . . . . . 8

Cancels: II 569C-72-4	II 569C-72-5
	8/15/00

Fig. 1 — Typical Unit (569C072 Shown)

PRE-START-UP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

START-UP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9

I. Start-Up and Adjustments . . . . . . . . . . . . . . . . . . . . 9

CARE AND MAINTENANCE . . . . . . . . . . . . . . . . . . . . . . . . . 9

SERVICE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-12

I. Cleaning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

II. Lubrication . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

III. Condenser-Fan Adjustment . . . . . . . . . . . . . . . . . . 10

IV. Capacity Control . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

V. Compressor Removal . . . . . . . . . . . . . . . . . . . . . . . 11

VI. Crankcase Heater . . . . . . . . . . . . . . . . . . . . . . . . . . 11

VII. Refrigerant Charge . . . . . . . . . . . . . . . . . . . . . . . . . 11

VIII. Refrigerant Service Ports . . . . . . . . . . . . . . . . . . . . 12

IX. High Flow Valves . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

TROUBLESHOOTING GUIDE . . . . . . . . . . . . . . . . . . . . . 13,14

START-UP CHECKLIST . . . . . . . . . . . . . . . . . . . . . CL-1, CL-2

SAFETY CONSIDERATIONS

WARNING: Improper installation, adjustment, alteration, service, maintenance, or use can cause explosion, fire, electric shock, or other occurrences which may injure you or damage your property. Con- sult a qualified installer or service agency for informa- tion or assistance. The qualified installer or agency must use only factory-authorized kits or accessories when repairing this product.

Recognize safety information. This is the safety-alert sym- bol. ( ) When you see this symbol on the unit and in instructions or manuals, be alert to the potential for per- sonal injury.

Understand the signal words — DANGER, WARNING, and CAUTION. These words are used with the safety-alert sym- bol. Danger identifies the most serious hazards which will result in severe personal injury or death. Warning indicates a condition that could result in personal injury. Caution is used to identify unsafe practices which would result in minor personal injury or product and property damage.

WARNING: Before performing service or mainte- nance operations on unit, turn off main power switch to unit. Electrical shock could cause personal injury.

1.The power supply (volts, hertz, and phase) must cor- respond to that specified on unit rating plate.

2.The electrical supply provided by the utility must be sufficient to handle load imposed by this unit.

3.Refer to the Locate the Unit section on page 2 and Fig. 2 and 3 for locations of electrical inlets, required clearances, and weight distribution based on recom- mended support points before setting unit in place.

4.This installation must conform with local building codes. Refer to local plumbing or wastewater codes and other applicable local codes.