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Manual Bryant 764A

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Summary
  • Bryant 764A - page 1

    IMPORT ANT — READ BEFORE INST ALLING 1. Read and become familiar with these installation in- structions before installing this unit (Fig. 1). Retain these instructions for future maintenance and repair . 2. Be sure the installation conforms to all applicable local and national codes. W ear safety glasses and work gloves. Use quenching cloth for u ...

  • Bryant 764A - page 2

    UNIT 564A/764A ELECTRICAL CHARACTERISTICS UNIT WEIGHT CENTER OF GRA VITY mm [in.] Lb Kg X Y Z 024 208/230-1-60 222 101 355.6 [14.00] 508.0 [20.00] 241.3 [9.50] 030 208/230-1-60 236 107 355.6 [14.00] 508.0 [20.00] 241.3 [9.50] 036 208/230-1-60, 208/230-3-60 250 1 14 355.6 [14.00] 508.0 [20.00] 241.3 [9.50] LEGEND NEC — National Electrical Code REQ ...

  • Bryant 764A - page 3

    UNIT 564A/764A ELECTRICAL CHARACTERISTICS UNIT WEIGHT CENTER OF GRA VITY mm [in.] Lb Kg X Y Z 042 208/230-1-60, 208/230-3-60 297 135 355.6 [14.00] 508.0 [20.00] 304.8 [12.00] 048 208/230-1-60, 208/230-3-60 310 1 14 355.6 [14.00] 508.0 [20.00] 304.8 [12.00] LEGEND NEC — National Electrical Code REQUIRED CLEARANCES TO COMBUSTIBLE MA TERIAL, mm [in. ...

  • Bryant 764A - page 4

    UNIT 564A/764A ELECTRICAL CHARACTERISTICS UNIT WEIGHT CENTER OF GRA VITY mm [in.] Lb Kg X Y Z 060 230-1-60, 208/230-3-60, 460-3-60 350 159 355.6 [14.00] 508.0 [20.00] 355.6 [14.00] LEGEND NEC — National Electrical Code REQUIRED CLEARANCES TO COMBUSTIBLE MA TERIAL, mm [in.] T op of Unit .............................. 0 Duct Side of Unit .......... ...

  • Bryant 764A - page 5

    I. LOCA TE THE UNIT A. Clearance Provide suf f icient space for condenser airflow clearance, wir- ing, and servicing unit. See Fig. 2-4. Locate unit where supply- and return-air ducts can be conveniently brought out to unit duct connections. Unit may be placed with duct side as close to building as top removal, duct connections, and power connec- ...

  • Bryant 764A - page 6

    T able 1 — Physical Data UNIT 564A AND 764A 024 030 036 042 048 060 OPERA TING WEIGHT (lb) 222 236 250 297 310 350 COMPRESSOR TYPE Reciprocating REFRIGERANT R-22 Charge (lb) 2.8 3.9 4.7 4.4 6.1 7.5 REFRIGERANT METERING DEVICE Acutrol™ System CONDENSER COIL Copper T ubes, Aluminum Plate Fins Rows...Fins/in. 1...17 1...17 2...17 1...17 2...17 2.. ...

  • Bryant 764A - page 7

    Install Flanges for Ductwork Connections (564A/764A060 only) The size 060 units are shipped with flanges which must be field-installed on the unit. T o install unit flanges: 1. Five pieces of flange are shipped on the return air open- ing of the unit. Remove the flanges from the shipping position. See Fig. 9. Screws are field-supplied. 2. One ...

  • Bryant 764A - page 8

    C. Converting Horizontal Discharge Units to Downflow (V ertical) Discharge W ARNING: Before performing service or mainte- nance operations on system, turn of f main power to unit. T urn off accessory heater power switch if applicable. Elec- trical shock can cause personal injury . Units are dedicated side-supply products. Units are not con- vertib ...

  • Bryant 764A - page 9

    Route thermostat wires through grommet providing a drip loop at the panel. Connect low-voltage leads to the thermo- stat as shown in Fig. 16. The unit transformer supplies 24-v power for complete system including accessory electrical heater . T ransformer is factory wired for 230-v operation. If supply voltage is 208 v , rewire transformer primary ...

  • Bryant 764A - page 10

    T able 2 — Electrical Data UNIT 564A/764A NOMINAL VOL T AGE (V -Ph-Hz) VOL T AGE RANGE COMPRESSOR OFM IFM ELECTRIC HEA T POWER SUPPL Y DISCONNECT SIZE Min Max RLA LRA FLA FLA Nominal kW* FLA MCA MOCP FLA LRA 024 208/230-1-60 187 254 10.9 61.0 0.9 2.4 —/— —/— 16.9/ 16.9 20/ 20 16/ 16 68 3.8/ 5.0 18.1/20.8 25.6/ 29.0 30/ 30 24/ 27 7.5/10.0 ...

  • Bryant 764A - page 11

    Special Procedures for 208-V Operation W ARNING: Make sure that the power supply to the unit is switched OFF before making any wiring changes. Electrical shock can cause personal injury or death. 1. Disconnect the orange transformer-primary lead from the contactor . See unit wiring label. 2. Remove the wirenut from the terminal on the end of the re ...

  • Bryant 764A - page 12

    Proceed as follows to inspect and prepare the unit for initial start-up: 1. Remove all access panels. 2. Read and follow instructions on all W ARNING, CAU- TION, and INFORMA TION labels attached to, or shipped with, unit. 3. Make the following inspections: a. Inspect for shipping and handling damages such as broken lines, loose parts, disconnected ...

  • Bryant 764A - page 13

    C. Unit Controls Compressor High-Pressure Relief V alve — V alve is located in compressor . Relief valve opens at a pressure dif ferential of approximately 450 psi between suction (low side) and discharge (high side) to allow pressure equalization. Internal Current and T emperature Sensing Overload — Device resets automatically when internal co ...

  • Bryant 764A - page 14

    CARE AND MAINTENANCE NOTE: The following steps should be performed by a quali- fied service person. W ARNING: Before installing or servicing unit, turn of f main power to system to avoid shock hazard or in- jury from rotating parts. There may be more than one disconnect switch. T urn of f accessory heater power if ap- plicable. Electrical shock ca ...

  • Bryant 764A - page 15

    SERVICE NOTE: The following steps should be performed by a quali- fied service person. W ARNING: Before installing or servicing unit, turn of f main power to system to avoid shock hazard or in- jury from rotating parts. There may be more than one disconnect switch. T urn of f accessory heater power if applicable. Electrical shock can cause persona ...

  • Bryant 764A - page 16

    IV . ELECTRICAL CONTROLS AND WIRING Inspect and check the electrical controls and wiring an- nually . Be sure to turn of f all electrical power to the unit. Remove the control, evaporator fan, and compressor compart- ment access panels to locate all the electrical controls and wiring. Check all electrical connections for tightness. Tighten all scre ...

  • Bryant 764A - page 17

    Fig. 19 — Cooling Charging Chart — 564A/764A024 Fig. 20 — Cooling Charging Chart 564A/764A030 Fig. 21 — Cooling Charging Chart — 564A/764A036 Fig. 22 — Cooling Charging Chart — 564A/764A042 —17— ...

  • Bryant 764A - page 18

    Fig. 23 — Cooling Charging Chart — 564A/764A048 Fig. 24 — Cooling Charging Chart — 564A/764A060 —18— ...

  • Bryant 764A - page 19

    COOLING TROUBLESHOOTING CHART SYMPTOM CAUSE REMEDY Compressor and con- denser fan will not start. Power failure Call power company . Fuse blown or circuit breaker tripped Replace fuse or reset circuit breaker . Defective thermostat, contactor , transformer, or control relay Replace component. Insuff icient line voltage Determine cause and correct. ...

  • Bryant 764A - page 20

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  • Bryant 764A - page 22

    P ACKAGED SERVICE TRAINING Our packaged service training programs provide an excellent way to increase your knowledge of the equipment discussed in this manual. Product programs cover: • Unit Familiarization • Installation Overview • Maintenance • Operating Sequence A large selection of product, theory , and skills programs is available. Al ...

  • Bryant 764A - page 23

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  • Bryant 764A - page 24

    ST ART -UP CHECKLIST (Remove and Store in Job File) I. PRELIMINARY INFORMA TION MODEL NO.: DA TE: SERIAL NO.: TECHNICIAN: II. PRE-ST ART -UP (insert checkmark in box as each item is completed) M VERIFY THA T ALL P ACKING MA TERIALS HA VE BEEN REMOVED FROM UNIT M VERIFY THA T CONDENSA TE CONNECTION IS INST ALLED PER INST ALLA TION INSTRUCTIONS M CHE ...

Manufacturer Bryant Category Air Conditioner

Documents that we receive from a manufacturer of a Bryant 764A can be divided into several groups. They are, among others:
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- 764A manuals
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All of them are important, but the most important information from the point of view of use of the device are in the user manual Bryant 764A.

A group of documents referred to as user manuals is also divided into more specific types, such as: Installation manuals Bryant 764A, service manual, brief instructions and user manuals Bryant 764A. Depending on your needs, you should look for the document you need. In our website you can view the most popular manual of the product Bryant 764A.

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A complete manual for the device Bryant 764A, how should it look like?
A manual, also referred to as a user manual, or simply "instructions" is a technical document designed to assist in the use Bryant 764A by users. Manuals are usually written by a technical writer, but in a language understandable to all users of Bryant 764A.

A complete Bryant manual, should contain several basic components. Some of them are less important, such as: cover / title page or copyright page. However, the remaining part should provide us with information that is important from the point of view of the user.

1. Preface and tips on how to use the manual Bryant 764A - At the beginning of each manual we should find clues about how to use the guidelines. It should include information about the location of the Contents of the Bryant 764A, FAQ or common problems, i.e. places that are most often searched by users in each manual
2. Contents - index of all tips concerning the Bryant 764A, that we can find in the current document
3. Tips how to use the basic functions of the device Bryant 764A - which should help us in our first steps of using Bryant 764A
4. Troubleshooting - systematic sequence of activities that will help us diagnose and subsequently solve the most important problems with Bryant 764A
5. FAQ - Frequently Asked Questions
6. Contact detailsInformation about where to look for contact to the manufacturer/service of Bryant 764A in a specific country, if it was not possible to solve the problem on our own.

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