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INSTALLATION
MANUAL
CONTENTS
GENERAL. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
INSPECTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
RENEWAL PARTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
APPROVALS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
SEQUENCE OF OPERATION . . . . . . . . . . . . . . . . . . . . . . 13
START-UP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
TYPICAL WIRING DIAGRAM NOTES . . . . . . . . . . . . . 26
See the following page 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
AFFINITY™ SERIES
SINGLE PACKAGED GAS/ELECTRIC
AIR COOLED AIR CONDITIONERS
2-1/2 THROUGH 5 NOMINAL TON
DNH: 030
048
036
060
042
SO 9001
Certified Quality
Management System
282911-YIM-B-0807
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Table of Contents
Related Manuals for York DNH 030
Summary of Contents for York DNH 030
- Page 1 INSTALLATION AFFINITY™ SERIES SINGLE PACKAGED GAS/ELECTRIC MANUAL AIR COOLED AIR CONDITIONERS 2-1/2 THROUGH 5 NOMINAL TON DNH: 030 CONTENTS GENERAL........3 INSPECTION .
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Page 2: Table Of Contents
COMPRESSORS ....... 6 14 TYPICAL WIRING DIAGRAM DNH 030, 036, 042, GAS PIPING . -
Page 3: General
RENEWAL PARTS Improper installation may create a condition where the operation of the product could cause personal Contact your local York® parts distribution center for autho- injury or property damage. rized replacement parts. PRODUCT CATEGORY VOLTAGE CODE... -
Page 4: Installation
282911-YIM-B-0807 INSTALLATION LIMITATIONS Excessive exposure of this furnace to contami- These units must be installed in accordance with the follow- nated combustion air may result in equipment ing national and local safety codes. damage or personal injury. Typical contaminants include: permanent wave solution, chlorinated National Electrical Code ANSI/NFPS No. -
Page 5: Clearances
282911-YIM-B-0807 Seal duct covers with silicone caulk. TABLE 2: UNIT WEIGHTS AND CENTER OF GRAVITY Duct work should be designed and sized according to the methods of the Air Conditioning Contractors of America CORNER WEIGHTS SHIPPING OPERATING (ACCA), as set forth in their Manual D. UNIT (LOCATION, LBS.) WEIGHT... -
Page 6: Thermostat
282911-YIM-B-0807 Refer to Figure 7 for location of these access panels and min- pressor terminals during starting and running conditions are imum clearances. indicated on the unit Rating Plate and Table 8. THERMOSTAT The wiring entering the cabinet must be provided with mechanical strain relief. -
Page 7: Natural Gas Application Data
282911-YIM-B-0807 TABLE 3: NATURAL GAS APPLICATION DATA TEMP. RISE °F AT FULL OUTPUT INPUT CAPACITY GAS RATE NUMBER OF INPUT AVAILABLE ON MODELS CAPACITY BURNERS (MBH) /HR. (MBH) MIN. MAX. 2-1/2 & 3 TON 2-1/2 TON 3 TON 3-1/2 TON, 4 & 5 TON 3 TON 3-1/2 TON 4 &... -
Page 8: Gas Piping
282911-YIM-B-0807 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 hour of gas flow required, specific gravity of the gas and the LENGTH length of run. National Fuel Gas Code Z223.1 or CAN/CGA IN FEET 1/2”... -
Page 9: Flue Vent Hood
282911-YIM-B-0807 FLUE VENT HOOD The flue vent hood with screen is not shipped attached. This hood must be installed to assure proper unit operation. The If flexible stainless steel tubing is allowed by the hood must be fastened to the outside of the side gas control/ authority having jurisdiction, wrought iron or steel electrical compartment with the screws provided in the bag pipe must be installed at the gas valve and extend... -
Page 10: Physical Data
282911-YIM-B-0807 TABLE 7: PHYSICAL DATA MODEL CENTRIFUGAL BLOWER (Dia. x W. in.) 10 X 8 11 x 10 11 x 10 12 x 11 12 x 11 EVAPORATOR BLOWER FAN MOTOR HP (3 Speed) ROWS DEEP EVAPORATOR FINS PER INCH COIL FACE AREA (Sq. -
Page 11: Unit Dimensions - Front
282911-YIM-B-0807 V E N T A I R O U T L E T H O O D B L O W E R S E R V I C E C O N D E N S E R C O I L A C C E S S C O M P A R T M E N T P A N E L... -
Page 12: Unit Dimensions - Front & Bottom
282911-YIM-B-0807 1 9 - 1 / 4 1 1 - 7 / 8 H I G H V O L T A G E 8 - 7 / 8 C O N N . 1 - 3 / 3 2 " D I A . F R O N T K N O C K O U T G A S S U P P L Y 1 - 5 / 8 "... -
Page 13: Sequence Of Operation
282911-YIM-B-0807 SEQUENCE OF OPERATION begins pressure switch proving before an inter-purge and re- ignition attempt. The unit is controlled by a conventional heating/cooling ther- PILOT FLAME STABILIZATION PERIOD mostat common to this class of equipment. The control board de-energizes the spark output, and waits HEATING for a 2 second flame stabilization period before energizing the main gas valve. -
Page 14: Post Purge
282911-YIM-B-0807 The control recognizes a call for 2nd stage heat when W2 is Rollout switch lockout shall not reset automatically. energized (connected to "R"). The control energizes the high POWER INTERRUPTIONS gas output and induced draft motor on high speed. Power interruptions of any duration shall not cause lockout or If the call for 2nd stage heat goes away and the 1st stage call any operation requiring manual intervention. -
Page 15: Cooling
282911-YIM-B-0807 Pressure Switch (PS) - If the draft motor should fail, the CIRCULATING FAN pressure switch prevents the ignition controls and gas When the thermostat calls for FAN, the thermostat terminal G valves from being energized. is energized signaling the circulating fan to run at the cool Flame Sensor - The flame sensor and controls are speed. -
Page 16: Post-Start Check List (Gas)
282911-YIM-B-0807 Turn off all electric power to the appliance if service is to be performed. Remove the control access panel. Turn the gas valve switch to the OFF position. DO NOT FORCE. Replace the control access panel. POST-START CHECK LIST (GAS) After the entire control circuit has been energized and the heating section is operating, make the following checks: Line... -
Page 17: Adjustment Of Temperature Rise
282911-YIM-B-0807 The temperature rise (or temperature difference between the " min. return air and the heated air from the furnace) must lie within the range shown on the rating plate and the data in Tables 3 and 4. After the temperature rise has been determined, the CFM can be calculated as follows: After about 20 minutes of operation, determine the furnace temperature rise. -
Page 18: Checking Supply Air Cfm
282911-YIM-B-0807 CHECKING SUPPLY AIR CFM TABLE 12: GASE RATE - CUBIC FEET PER HOUR SECONDS SIZE OF TEST DIAL To check the supply air CFM after the initial balancing FOR ONE 1/2 CU. FT. 1 CU. FT. has been completed: REV. -
Page 19: Dnh Coil Delta P Vs Airflow
282911-YIM-B-0807 DNH Coil Delta P vs Airflow DNH030-36 DNH042-60 DNH030-36 DNH042-60 1000 1200 1400 1600 1800 2000 2200 Airflow (CFM) FIGURE 13 - DNH COIL DELTA P VS. AIRFLOW Unitary Products Group... -
Page 20: Superheat Charging Table For Dnh030
282911-YIM-B-0807 TABLE 13: SUPERHEAT CHARGING TABLE FOR DNH030 SUPERHEAT AT COMPRESSOR SUCTION (F), AIRFLOW = 1,000 CFM OUTDOOR INDOOR WB TEMP. (°F) TEMP. °F 23.8 25.6 27.5 29.3 31.1 32.9 34.7 35.3 35.9 36.5 37.0 19.5 21.8 24.1 26.4 28.8 31.1 33.4 34.1... -
Page 21: Superheat Charging Table For Dnh048
282911-YIM-B-0807 TABLE 16: SUPERHEAT CHARGING TABLE FOR DNH048 SUPERHEAT AT COMPRESSOR SUCTION (F), AIRFLOW = 1,600 CFM OUTDOOR INDOOR WB TEMP. (°F) TEMP. °F 23.8 25.1 26.5 27.8 29.1 30.5 31.8 32.8 34.7 35.7 22.4 23.4 24.4 25.3 26.3 27.3 28.2 29.7 31.1... -
Page 22: Typical Wiring Diagram Dnh 030, 036, 042, 048 (208/230-3-60 Power Supply)
282911-YIM-B-0807 FIGURE 14 - TYPICAL WIRING DIAGRAM DNH 030, 036, 042, 048 (208/230-3-60 POWER SUPPLY) Unitary Products Group... -
Page 23: Typical Wiring Diagram Dnh 030, 036, 042, 048 (460-3-60 Power Supply)
282911-YIM-B-0807 FIGURE 15 - TYPICAL WIRING DIAGRAM DNH 030, 036, 042, 048 (460-3-60 POWER SUPPLY) Unitary Products Group... -
Page 24: Typical Wiring Diagram Dnh 060 (208-230-3-60 Power Supply)
282911-YIM-B-0807 FIGURE 16 - TYPICAL WIRING DIAGRAM DNH 060 (208-230-3-60 POWER SUPPLY) Unitary Products Group... -
Page 25: Typical Wiring Diagram Dnh 060 (460-3-60 Power Supply)
282911-YIM-B-0807 FIGURE 17 - TYPICAL WIRING DIAGRAM DNH 060 (460-3-60 POWER SUPPLY) Unitary Products Group... -
Page 26: Typical Wiring Diagram Notes
282911-YIM-B-0807 LOW SPEED MED SPEED HI SPEED BLK (HI) BLK (HI) BLK (HI) (BR-LI) BLK / WHT BLK / WHT BLK / WHT BLU (MED) BLU (MED) BLU (MED) (BR-LI) BLU / WHT BLU / WHT BLU / WHT RED (LOW) RED (LOW) RED (LOW) (BR-LI) -
Page 27: Typical Wiring Diagram Legend
282911-YIM-B-0807 LEGEND AUXILARY LIMIT SWITCH ASCT ANTI-SHORT CYCLE TIMER (OPTIONAL) BLOWER RELAY CIRCUIT BREAKER CRANK CASE HEATER (OPTIONAL) COMPR COMPRESSOR DRAFT MOTOR FAN CONTROL BOARD GROUND FREEZE STAT SWITCH (OPTIONAL) HIGH PRESSURE SWITCH OPENS @ 380 PSIG IDFAN INDOOR FAN MOTOR LOW PRESSURE SWITCH OPENS @ 7 PSIG LIMIT SWITCH LOCK OUT RELAY (OPTIONAL) - Page 28 Subject to change without notice. Printed in U.S.A. 282911-YIM-B-0807 © Copyright 2007 by Unitary Products Group. All rights reserved. Supersedes: 282911-YIM-A-0207 Unitary 5005 Norman Products York Group Drive 73069...