Bryant 113A Installation Instructions Manual

Bryant 113A Installation Instructions Manual

Rnc line air conditioners with puron refrigerant 1-1/2 to 5 nominal tons
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113A, 116B
Legacyt RNC Line Air Conditioners
with Puronr Refrigerant
1- -1/2 To 5 Nominal Tons

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.
CAUTION
!
CUT HAZARD
Failure to follow this caution may result in personal injury.
Sheet metal parts may have sharp edges or burrs. Use care and
wear appropriate protective clothing and gloves when
handling parts.

Installation Instructions

! !
GENERAL
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.
NOTE:
Avoid contact between tubing and structure
OUTDOOR WALL
CAULK
INSULATION
THROUGH THE WALL
HANGER STRAP
(AROUND VAPOR
TUBE ONLY)
1" (25.4 mm) MIN.
SUSPENSION
Fig. 1 - - Piping Installation
INDOOR WALL
LIQUID TUBE
VAPOR TUBE
JOIST
INSULATION
VAPOR TUBE
LIQUID TUBE
A94026

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Summary of Contents for Bryant 113A

  • Page 1: Installation Instructions

    113A, 116B Legacyt RNC Line Air Conditioners with Puronr Refrigerant 1- -1/2 To 5 Nominal Tons Installation Instructions SAFETY CONSIDERATIONS GENERAL Improper installation, adjustment, alteration, service, maintenance, NOTE: In some cases noise in the living area has been traced to or use can cause explosion, fire, electrical shock, or other gas pulsations from improper installation of equipment.
  • Page 2: Installation

    Make Piping Connections The outdoor unit contains system refrigerant charge for operation with AHRI rated indoor unit when connected by 15 ft. (4.57 m) of WARNING 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 PERSONAL INJURY AND ENVIRONMENTAL this instruction.
  • Page 3 Outdoor Unit Connected to Factory Approved Indoor Refer to Fig. 3 and install filter drier as follows: Unit 1. Braze 5- -in. liquid tube to the indoor coil. 2. Wrap filter drier with damp cloth. Outdoor unit contains correct system refrigerant charge for operation with factory approved AHRI rated indoor unit when 3.
  • Page 4 Installing with Indoor Piston Outdoor Unit Connected to Factory Approved Indoor Unit Units with Indoor Piston Check piston size shipped with indoor unit to see if it matches Units installed with indoor pistons require charging by the required indoor piston size. If it does not match, replace indoor superheat method.
  • Page 5 Table 2 – Rating Plate (required) Subcooling Temperatures R --- 410A Required Liquid Line Temperature _F (_C) Measure Liquid Pressure (_C) (_C) (_C) (_C) (_C) (_C) (psig) Table 3 – Superheat Charging - - AC Only EVAPORATOR ENTERING AIR TEMPERATURE (_F WB) OUTDOOR TEMP (_F) —...
  • Page 6 Table 4 – Required Suction- -Line Temperature SUCTION PRESSURE AT SERVICE PORT (PSIG) SUPERHEAT TEMP (_F) 107.8 112.2 116.8 121.2 130.8 138.8 140.8 145.8...
  • Page 7: Electrical Shock Hazard

    Make Electrical Connections Final Wiring Check IMPORTANT: Check factory wiring and field wire connections Be sure field wiring complies with local and national fire, safety, and electrical codes, and voltage to system is within limits shown to ensure terminations are secured properly. Check wire routing to on unit rating plate.
  • Page 8: Check Charge

    3- - Phase Monitor Check Charge In 3- -phase units a small circuit board is factory installed to monitor Factory charge amount and desired subcooling are shown on unit line voltage. A small led will flash if a phase problem exists. See rating plate.
  • Page 9 Table 6 – Accessory Usage REQUIRED FOR REQUIRED FOR LOW --- AMBIENT REQUIRED FOR LONG LINE SEA COAST ACCESSORY COOLING APPLICATIONS APPLICATIONS* APPLICATIONS (Below 55°F/12.8_C) (Within 2 miles/3.22 km) Ball Bearing Fan Motor Yes{ Compressor Start Assist Capacitor and Relay Crankcase Heater Evaporator Freeze Thermostat Hard Shut--- Off TXV...
  • Page 10 S All indoor coils must be installed with a hard shutoff Puron TXV metering device. Catalog No. II113A ---116B---07 E2010 Bryant Heating & Cooling Systems D 7310 W. Morris St. D Indianapolis, IN 46231 Printed in U.S.A. Edition Date: 07/10 Replaces: II113A--- 116B--- 06 Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.

This manual is also suitable for:

Legacy 116b114aLegacy 113a

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