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INSTALLATION
MANUAL
CONTENTS
INSTALLATION SAFETY INFORMATION. . . . . . . . .3
GENERAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
INSPECTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
MAINTENANCE AND RENEWAL PARTS . . . . . . . . .3
APPROVALS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
NOMENCLATURE . . . . . . . . . . . . . . . . . . . . . . . . . . .4
INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
SEQUENCE OF OPERATION . . . . . . . . . . . . . . . . .15
START-UP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .16
TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . .19
See following pages for a complete Table of Contents.
NOTES, CAUTIONS AND WARNINGS
The installer should pay particular attention to the words:
NOTE, CAUTION, and WARNING. Notes are intended to
clarify or make the installation easier. Cautions are given to
prevent equipment damage. Warnings are given to alert
installer that personal injury and/or equipment damage may
result if installation procedure is not handled properly.
CAUTION:
READ ALL SAFETY GUIDES BEFORE YOU
BEGIN TO INSTALL YOUR UNIT.
SAVE THIS MANUAL
SINGLE PACKAGE GAS/ELECTRIC
AIR-COOLED AIR CONDITIONERS
2, 2-1/2, 3, 3-1/2, 4 and 5 NOMINAL TON
WITH R-410A REFRIGERANT
MODELS: DYZ 024, 030, 036, 042, 048, and 060
SO 9001
Certified Quality
Management System
66435-BIM-B-1004
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Table of Contents
Related Manuals for York DYZ 024
Summary of Contents for York DYZ 024
- Page 1 INSTALLATION SAFETY INFORMATION..3 MODELS: DYZ 024, 030, 036, 042, 048, and 060 GENERAL ........3 INSPECTION.
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Page 2: Table Of Contents
66435-BIM-B-1004 TABLE OF CONTENTS INSTALLATION SAFETY INFORMATION ... . . 3 LIST OF FIGURES GENERAL........3 Fig. -
Page 3: Installation Safety Information
66435-BIM-B-1004 INSTALLATION SAFETY INFORMATION INSPECTION Read these instructions before continuing this appliance As soon as a unit is received, it should be inspected for possi- installation. This is an outdoor combination heating and cool- ble damage during transit. If damage is evident, the extent of ing unit. -
Page 4: Nomenclature
66435-BIM-B-1004 NOMENCLATURE 0 4 5 NOMINAL GAS HEATING PRODUCT CATEGORY INPUT CAPACITY D = Single Package Air Conditioner 045=45,000 BTUH 070=70,000 BTUH 080=80,000 BTUH PRODUCT GENERATION 090=90,000 BTUH A = 1st Generation 110=110,000 BTUH VOLTAGE CODE 135=135,000 BTUH PRODUCT IDENTIFIER NOMINAL COOLING = 208/230-1-60 CAPACITY (MBH) -
Page 5: Location
66435-BIM-B-1004 LOCATION RIGGING OR HANDLING Use the following guidelines to select a suitable location for Care must be exercised when moving the unit. Do not these units. remove any packaging until the unit is near the place of installation. Rig unit with slings placed under the unit. Spreader bars of sufficient length should be used across the Unit is designed for outdoor installation only. -
Page 6: Duct Work
66435-BIM-B-1004 DUCT WORK the blower, decreasing your units efficiency and increasing operating costs and wear-and-tear on the unit and controls. These units are adaptable to downflow use as well as rear Filters should be checked monthly; this is especially impor- supply and return air duct openings. -
Page 7: Power And Control Wiring
66435-BIM-B-1004 coded insulated wires (minimum #18 AWG) should be used A fused disconnect switch should be field provided for the to connect thermostat to unit. See Figure 2. unit. If any of the wire supplied with the unit must be replaced, replacement wire must be of the type shown on the wiring diagram. -
Page 8: Compressors
66435-BIM-B-1004 COMPRESSORS The scroll compressor used in this product is specifically designed to operate with R-410A Refrigerant and cannot be Exposure, even if immediately cleaned up, may interchanged. cause embrittlement (leading to cracking) to occur in one year or more. When performing any service that may risk exposure of compressor oil to the roof, take precautions to protect roofing. -
Page 9: Natural Gas Application Data
66435-BIM-B-1004 TABLE 3: NATURAL GAS APPLICATION DATA ºF A F ATE 2 NPUT 3 NPUT APACITY UTPUT APACITY UMBER OF VAILABLE ODELS URNERS 2, 2-1/2, 3 TON 2, 2-1/2, 3 TON 3-1/2, 4, 5 TON 3 TON 3-1/2, 4, 5 TON 4, 5 TON Heating capacity valid for elevations up to 2000 feet above sea level. -
Page 10: Gas Piping
66435-BIM-B-1004 GAS PIPING TABLE 5: NATURAL GAS PIPE SIZING CHART Proper sizing of gas piping depends on the cubic feet per NOMINAL INCHES IRON PIPE SIZE LENGTH hour of gas flow required, specific gravity of the gas and the IN FEET length of run. -
Page 11: Flue Vent Hood
66435-BIM-B-1004 FLUE VENT HOOD The flue vent hood with screen is shipped loose. This hood must be installed to assure proper unit operation. The hood If flexible stainless steel tubing is allowed by the must be fastened to the outside of the side gas control/electri- authority having jurisdiction, wrought iron or steel cal compartment with the screws provided in the bag pipe must be installed at the gas valve and extend... -
Page 12: Physical Data
66435-BIM-B-1004 TABLE 7: PHYSICAL DATA MODEL CENTRIFUGAL BLOWER (Dia. x Wd. in.) 10x8 10x8 11 x 10 12x11 12 x 11 12 x 11 EVAPORATOR BLOWER FAN MOTOR HP ROWS DEEP EVAPORATOR FINS PER INCH COIL FACE AREA (Sq. Ft.) PROPELLER DIA. -
Page 13: Unit Dimensions - Front
66435-BIM-B-1004 VENT AIR OUTLET HOOD BLOWER SERVICE CONDENSER COIL ACCESS COMPARTMENT PANEL GAS SUPPLY 1-1/4" DIA. HOLE (1/2" NPTI CONNECTION) UNIT CONDENSATE CONNECTION 3/4" NPTI (TRAP RECOMMENDED) 2-3/8 HIGH VOLTAGE CONN. 1-3/8" DIA. 3-3/4 KNOCKOUT HIGH VOLTAGE CONN. 7/8" DIA. REFRIGERANT 2-1/2 KNOCKOUT... -
Page 14: Unit Dimensions - Front & Bottom
66435-BIM-B-1004 19-1/4 11-7/8 HIGH VOLTAGE 8-7/8 CONN. 1-3/32" DIA. FRONT KNOCKOUT GAS SUPPLY 1-5/8" DIA. KNOCKOUT (1/2" NPTI CONNECTION) LOW VOLTAGE CONN. /8 7 " DIA. KNOCKOUT 4-5/8 CONDENSATE DRAIN 3/4"' NPTI 26-3/4 FIGURE 7 - UNIT DIMENSIONS - FRONT & BOTTOM 1 4 - 1 / 2 S I D E S U P P L Y... -
Page 15: Sequence Of Operation
66435-BIM-B-1004 SEQUENCE OF OPERATION ting down the ignition control and closing the main gas valve and energizing the blower. The unit is controlled by a conventional four wire heating/ Pressure Switch (PS) - If the draft motor should fail, the cooling thermostat common to this class of equipment. -
Page 16: Circulating Fan
66435-BIM-B-1004 Wait five (5) minutes to clear out any gas. If you then smell gas, STOP! Follow B in the information on the unit safety label. If you don't smell gas, go to the next step. The ability to properly perform maintenance on Turn the gas valve switch to the ON position. -
Page 17: Burner Instructions
66435-BIM-B-1004 Remove the two (2) #8 screws holding each burner in place. IGNITOR ELECTRICAL CONNECTION MANUAL GAS SWITCH (SHOWN IN "OFF Remove the burner assembly from the manifold assem- POSITION) MANIFOLD bly by moving the burner assembly forward, turn at an PRESSURE angle and pull back. -
Page 18: Adjustment Of Temperature Rise
66435-BIM-B-1004 Using the number of seconds for each revolution and the size of the test dial increment, find the cubic feet of gas consumed per hour from Table 11. If the actual input is not within 5% of the furnace rating with allowance being made for the permissible range of the regu- lator setting, replace the orifice spuds with spuds of the proper size. -
Page 19: Troubleshooting
66435-BIM-B-1004 TROUBLESHOOTING NOTE: Before troubleshooting, familiarize yourself with the START-UP and CHECKOUT procedures. Troubleshooting components necessitates opening the electrical control box with the power connected to the unit. Use extreme care when working with the live circuits! Check the unit name- plate for the correct line voltage and set the volt meter to the correct range before making any con- tact with line terminals. -
Page 20: Typical Wiring Diagram Dyz (208/230-1-60)
66435-BIM-B-1004 FIGURE 13 -TYPICAL WIRING DIAGRAM DYZ (208/230-1-60) Unitary Products Group... -
Page 21: Typical Wiring Diagram Dyz (208/230-3-60)
66435-BIM-B-1004 FIGURE 14 -TYPICAL WIRING DIAGRAM DYZ (208/230-3-60) Unitary Products Group... -
Page 22: Typical Wiring Diagram Dyz (460-3-60)
66435-BIM-B-1004 FIGURE 15 -TYPICAL WIRING DIAGRAM DYZ (460-3-60) Unitary Products Group... -
Page 23: Typical Wiring Diagram Notes (See Figures 13, 14, And 15)
66435-BIM-B-1004 TYPICAL WIRING DIAGRAM NOTES (SEE FIGURES See unit nameplate for maximum fuse size and minimum circuit ampacity. 13, 14, AND 15) Select indoor blower cooling speed from the Unit Wiring All field wiring to be accomplished following city, local Diagram Table 1. - Page 24 Subject to change without notice. Printed in U.S.A. 66435-BIM-B-1004 Copyright © by Unitary Products Group 2004. All rights reserved. Supersedes: 66435-BIM-A-1003/035-19534-000-A-1003 Unitary 5005 Norman Products York Group Drive 73069...