York STEALTH H4TS024 Installation Instruction
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York STEALTH H4TS024 Installation Instruction

Split-system air conditioning 16 seer 2 to 5 tons
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INSTALLATION
INSTRUCTION

TABLE OF CONTENTS

GENERAL INFORMATION . . . . . . . . . . . . . . . . . . . . . . 2
SAFETY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
INSPECTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
LIMITATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
UNIT INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . 3
LOCATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
GROUND INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . 3
ROOF INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
UNIT PLACEMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
TXV INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . 3
PIPING CONNECTIONS . . . . . . . . . . . . . . . . . . . . . . . . 4
ELECTRICAL CONNECTIONS . . . . . . . . . . . . . . . . . . 6
GENERAL INFORMATION & GROUNDING . . . . . . . . . . . 6
POWER WIRING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
ACCESSORY WIRING . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
THERMOSTAT MOUNTING / WIRING . . . . . . . . . . . . . . . . 7
DEHUMIDIFICATION CONTROL . . . . . . . . . . . . . . . . . . . . 7
INDOOR BLOWER SPEED SETTINGS . . . . . . . . . . . . . . . 7
SYSTEM CHARGE . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
REFRIGERANT LINE CHARGES . . . . . . . . . . . . . . . . . . . . 9
SERVICING AND VERIFY . . . . . . . . . . . . . . . . . . . . . . . . . 9
ENERGIZE CRANKCASE HEATER . . . . . . . . . . . . . . 10
SYSTEM OPERATION . . . . . . . . . . . . . . . . . . . . . . . . 10
FIRST STAGE COOLING . . . . . . . . . . . . . . . . . . . . . . . . . 10
SECOND STAGE OF COOLING . . . . . . . . . . . . . . . . . . . 10
DEHUMIDIFICATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
ANTI-SHORT CYCLE TIMER . . . . . . . . . . . . . . . . . . . . . . 10
PRESSURE SWITCH OPERATION . . . . . . . . . . . . . . . . . 10
RESETTING FAULT CONDITIONS . . . . . . . . . . . . . . . . . 11
INDICATIONS OF PROPER OPERATION . . . . . . . . . . . . 11
NOTICE TO OWNER . . . . . . . . . . . . . . . . . . . . . . . . . 11
MAINTENANCE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
WIRING DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
CAUTION:READ ALL SAFETY GUIDES BEFORE YOU
START TO INSTALL YOUR UNIT.
SAVE THIS MANUAL
STEALTH
SPLIT-SYSTEM
AIR CONDITIONING
16 SEER 2 TO 5 TONS
MODELS:
H4TS024
H4TS030
H4TS036
H4TS048
H4TS060
035-14511-001 Rev. A (0602)

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Summary of Contents for York STEALTH H4TS024

  • Page 1: Table Of Contents

    INSTALLATION STEALTH INSTRUCTION SPLIT-SYSTEM AIR CONDITIONING 16 SEER 2 TO 5 TONS TABLE OF CONTENTS GENERAL INFORMATION ..... . 2 SAFETY .

  • Page 2: General Information

    035-14511-001 Rev. A (0602) GENERAL INFORMATION This instruction covers the installation of the following Stealth air conditioning units. The outdoor condensing units are designed to be installed Incorrect installation may create a condition where with corresponding variable speed air handlers or furnaces, the operation of the product could cause personal two stage furnaces and single speed air handlers or furnaces injury or property damage.

  • Page 3: Unit Installation

    035-14511-001 Rev. A (0602) UNIT INSTALLATION Compressor tie-down bolts should remain tightened. Position the unit on the base provided. LOCATION Sit unit on the (4) rubber elevating grommets if provided. Before starting the installation, select and check the suitability Use grommet kit 1SG0601 if not provided. These should of the location for both the indoor and outdoor unit.

  • Page 4: Piping Connections

    035-14511-001 Rev. A (0602) PRECAUTIONS DURING LINE INSTALLATION Install the lines with as few bends as possible. Care must be taken not to damage the couplings or kink the tubing. Use clean, hard drawn copper tubing where no apprecia- Dry nitrogen should always be supplied through the ble amount of bending around obstruction is necessary.

  • Page 5: Precautions During Brazing Of Lines

    035-14511-001 Rev. A (0602) PRECAUTIONS DURING BRAZING OF LINES All outdoor unit and evaporator coil connections are copper- to-copper and should be brazed with a phosphorous-copper alloy material such as Silfos-5 or equivalent. DO NOT use soft solder. Dry nitrogen should always be supplied through the tubing while it is being brazed, because the tempera- ture required is high enough to cause oxidation of the copper unless an inert atmosphere is provided.

  • Page 6: Electrical Connections

    035-14511-001 Rev. A (0602) NOTE: Power wiring, control (low voltage) wiring, disconnect Do not use the system refrigerant in the outdoor unit switches and over current protection to be supplied by the to purge or leak test. installer. Wire size should be sized per NEC requirements. 10.

  • Page 7: Thermostat Mounting / Wiring

    035-14511-001 Rev. A (0602) THERMOSTAT MOUNTING / WIRING Variable Speed Air Handlers and Furnaces This condensing unit must be installed with the factory rec- Connections are shown in Figure 7. The first stage thermo- ommended thermostat. See current Technical Specification stat signal is connected to Y1 at the air handler/furnace con- Guide for additional information.
  • Page 8 035-14511-001 Rev. A (0602) SINGLE WIRE VARIABLE 2 STAGE COOL STAGE SPEED 2 STAGE HEAT WIRE 2 STAGE COOL FURNACE CONTROL AIR HANDLER OR T’STAT 2 STAGE HEAT FURNACE T’STAT CONTROL DEHUMIDISTAT (Optional) Y2 OUT Y2 OUT Y2 OUT Y2 OUT SPDT 24 VAC COIL HUMIDISTAT 12 AMP AT 115V...

  • Page 9: System Charge

    035-14511-001 Rev. A (0602) SYSTEM CHARGE Subcooling Charging Method Table 2: R-22 SATURATION TEMPERATURE The factory charge in the outdoor unit includes enough charge for the unit and the smallest matched coil. Additional charge may be required. REFRIGERANT LINE CHARGES The outdoor condensing unit may be connected to the indoor evaporator coil using field supplied refrigerant grade copper tubing that is internally clean and dry.

  • Page 10: Energize Crankcase Heater

    035-14511-001 Rev. A (0602) ENERGIZE CRANKCASE HEATER A dehumidistat installed with a single speed or 2-speed air handler or furnace will force the system into second stage This unit is equipped with a crankcase heater for the com- mode to increase the latent capacity. It is critical that the low pressor.

  • Page 11: Resetting Fault Conditions

    035-14511-001 Rev. A (0602) NOTICE TO OWNER RESETTING FAULT CONDITIONS The control locks out the unit and does not permit it to run If unit is not operating properly, check the following before when it detects certain fault conditions. Table 2 lists all the calling a service man: modes indicated by the control.

  • Page 12: Wiring Diagram

    FIGURE 12 : Wiring Diagram - Variable Speed Air Handler or Furnace Subject to change without notice. Printed in U.S.A. 035-14511-001 Rev. A (0602) Copyright © by York International Corp. 2002. All rights reserved. Supersedes: 035-14511-000, 550.37-N4Y (999) Unitary 5005...

This manual is also suitable for:

Stealth h4ts030Stealth h4ts036Stealth h4ts048Stealth h4ts060

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