Bryant 127A Uživatelský manuál stáhnout pdf

127A

Legacyt Line Air Conditioner

with Puronr Refrigerant

1--1/2 To 5 Nominal Tons (Sizes 018 to 060)

Installation Instructions

SAFETY CONSIDERATIONS

Improper installation, adjustment, alteration, service, maintenance,

or use can cause explosion, fire, electrical shock, or other

conditions which may cause death, personal injury, or property

damage. Consult a qualified installer, service agency, or your

distributor or branch for information or assistance. The qualified

installer or agency must use factory--authorized kits or accessories

when modifying this product. Refer to the individual instructions

packaged with the kits or accessories when installing.

Follow all safety codes. Wear safety glasses, protective clothing,

and work gloves. Use quenching cloth for brazing operations.

Have 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 and

current editions of the National Electrical Code ( NEC ) NFPA 70.

In Canada, refer to current editions of the Canadian electrical code

CSA 22.1.

Recognize safety information. This is the safety--alert symbol

When you see this symbol on the unit and in instructions or

manuals, be alert to the potential for personal injury. Understand

these signal words; DANGER, WARNING, and CAUTION. These

words are used with the safety--alert symbol. DANGER identifies

the most serious hazards which will result in severe personal injury

or death. WARNING signifies hazards which could result in

personal injury or death. CAUTION is used to identify unsafe

practices which would result in minor personal injury or product

and property damage. NOTE is used to highlight suggestions

which will result in enhanced installation, reliability, or operation.

WARNING

ELECTRICAL SHOCK HAZARD

Failure to follow this warning could result in personal

injury or death.

Before installing, modifying, or servicing system, main

electrical disconnect switch must be in the OFF position.

There may be more than 1 disconnect switch. Lock out and

tag switch with a suitable warning label.

INSTALLATION INSTRUCTIONS

NOTE: In some cases noise in the living area has been traced to

gas pulsations from improper installation of equipment.

1. Locate unit away from windows, patios, decks, etc. where

unit operation sound may disturb customer.

2. Ensure that vapor and liquid tube diameters are appropriate

for unit capacity.

3. Run refrigerant tubes as directly as possible by avoiding un-

necessary turns and bends.

4. Leave some slack between structure and unit to absorb vi-

bration.

5. When passing refrigerant tubes through the wall, seal open-

ing with RTV or other pliable silicon--based caulk. (See Fig.

1.)

6. Avoid direct tubing contact with water pipes, duct work,

floor joists, wall studs, floors, and walls.

7. Do not suspend refrigerant tubing from joists and studs with

a rigid wire or strap which comes in direct contact with

tubing.(See Fig. 1.)

8. Ensure that tubing insulation is pliable and completely sur-

rounds vapor tube.

9. When necessary, use hanger straps which are 1 in. (25.4

mm) wide and conform to shape of tubing insulation. (See

Fig. 1.)

10. Isolate hanger straps from insulation by using metal sleeves

bent to conform to shape of insulation.

INSULATION

VAPOR TUBE

LIQUID TUBE

OUTDOOR WALL

INDOOR WALL

LIQUID TUBE

VAPOR TUBE

INSULATION

CAULK

Avoid

contact

between

tubing

and

structure

NOTE:

THROUGH THE WALL

HANGER STRAP

(AROUND VAPOR

TUBE ONLY)

JOIST

1” (25.4 mm) MIN.

SUSPENSION

A94026

Fig. 1 -- Piping Installation

The outdoor unit contains system refrigerant charge for operation

with ARI rated indoor unit when connected by 15 ft. (4.57 m) of

field--supplied or factory accessory tubing. For proper unit

operation, check refrigerant charge using charging information

located on control box cover and/or in the Check Charge section of

this instruction.

IMPORTANT: Maximum liquid--line size is 3/8--in. OD for all

residential applications including long line.

IMPORTANT: Always install the factory--supplied liquid--line

filter drier. If replacing the filter drier, refer to Product Data Digest

for appropriate part number. Obtain replacement filter driers from

your distributor or branch.

1 2 3 4 5 6 7 8 9 10

Shrnutí obsahu

Strany 1 - Installation Instructions

127ALegacyt Line Air Conditionerwith Puronr Refrigerant1--1/2 To 5 Nominal Tons (Sizes 018 to 060)Installation InstructionsSAFETY CONSIDERATIONSImprop

Strany 2 - INSTALLATION

10Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.E2

Strany 3

2INSTALLATIONCheck Equipment and Job SiteUNPACK UNITMove to final location. Remove carton taking care not to damageunit.Inspect EquipmentFile claim wi

Strany 4 - CompressorCrankcaseHeater

3Outdoor Unit Connected to Factory Approved IndoorUnitOutdoor unit contains correct system refrigerant charge foroperation with factory approved ARI r

Strany 5 - OF OPERATION

4Table 2 – Accessory UsageACCESSORYREQUIRED FOR LONG LINEAPPLICATIONS*REQUIRED FORSEA COASTAPPLICATIONS(Within 2 miles/3.22 km)Ball Bearing Fan Motor

Strany 6 - TROUBLESHOOTING

5Airflow Selection for Variable Speed FurnacesThe variable speed furnaces provide blower operation to match thecapacities of the compressor during hig

Strany 7 - MAJOR COMPONENTS

6Check ChargeThe 127A units may be charged in high-- or low--stage compressoroperation. Factory charge amount and desired subcooling areshown on unit

Strany 8 - HUMIDFIER

7MAJOR COMPONENTS2--Stage CompressorThe 2--stage compressor contains motor windings that provide2--pole (3500 RPM) operation.Compressor Internal Relie

Strany 9

8A09276 A09277RVS/Heat Stage 2 O/W2/BHeat Stage 1 W/W1Compressor Low Y1Compressor High Y/Y2Fan G24VAC Hot Heating Rh24VAC Hot Cooling RcDry Contact 1

Strany 10 - Catalog No. II127

9PURONR (R--410A) REFRIGERANT QUICK REFERENCE GUIDES Puron refrigerant operates at 50--70 percent higher pressures than R--22. Be sure that servicing

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