York DNH 030 Installation Manual Download Page 1

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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.

INSTALLATION
MANUAL

SAVE THIS MANUAL

AFFINITY™ SERIES

SINGLE PACKAGED GAS/ELECTRIC

AIR COOLED AIR CONDITIONERS

2-1/2 THROUGH 5 NOMINAL TON

282911-YIM-B-0807

DNH: 030

048

036

060

042

ISO 9001

Certified Quality

Management System

Summary of Contents for DNH 030

Page 1: ...ed 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 INSTALLATION MANUAL SAVE THIS MANUAL AFFINITY SERIES SINGLE PACKAGED GAS ELECTRIC AIR COOLED A...

Page 2: ... 1 PRODUCT NOMENCLATURE 3 2 UNIT CENTER OF GRAVITY 5 3 TYPICAL FIELD CONTROL WIRING DIAGRAM 6 4 TYPICAL FIELD POWER WIRING DIAGRAM 6 5 EXTERNAL SUPPLY CONNECTION EXTERNAL SHUT OFF 8 6 FLUE VENT OUTLET AIR HOOD 9 7 UNIT DIMENSIONS FRONT 11 8 UNIT DIMENSIONS FRONT BOTTOM 12 9 UNIT DIMENSIONS BACK BOTTOM 12 10 GAS VALVE FRONT 16 11 GAS VALVE REAR 16 12 PROPER FLAME ADJUSTMENT 17 13 DNH COIL DELTA P V...

Page 3: ...o rized replacement parts APPROVALS Design certified by CGA and AGA listed as follows 1 For use as a forced air furnace with cooling unit 2 For outdoor installation only 3 For installation directly on combustible flooring or in U S on wood flooring or Class A B C roof covering material 4 For installation on combustible material 5 For use with natural gas and or propane LP gas Not suitable for use ...

Page 4: ...rame providing adequate support under the compressor condenser section 5 Maintain level tolerance of unit to 1 8 maximum RIGGING OR HANDLING Care must be exercised when moving the unit Do not 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 top of the unit Units may also be ...

Page 5: ...he front of the unit is tight against the curb FILTERS A filter rack and a high velocity filters are standard Filters must always be used and must be kept clean When filters become dirt laden insufficient air will be delivered by the blower decreasing your units efficiency and increasing operating costs and wear and tear on the unit and controls Filters should be checked monthly especially since t...

Page 6: ...g the cabinet must be provided with mechanical strain relief A fused disconnect switch should be field provided for the 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 Electrical line must be sized properly to carry the load Each unit must be wired with a separate branch circuit fed directly from the meter panel and p...

Page 7: ...w 55 F TABLE 4 PROPANE1 LP GAS APPLICATION DATA AVAILABLE ON MODELS INPUT CAPACITY MBH 2 OUTPUT CAPACITY MBH GAS RATE3 FT 3 HR NUMBER OF BURNERS TEMP RISE F AT FULL INPUT4 MIN MAX 2 1 2 3 TON 45 36 18 2 25 55 2 1 2 TON 70 56 28 3 30 60 3 TON 70 56 28 3 25 55 3 1 2 4 5 TON 80 64 32 3 25 55 3 TON 90 72 36 4 30 60 3 1 2 TON 108 87 43 4 45 75 4 5 TON 108 87 43 4 30 60 4 5 TON 135 108 54 5 35 65 1 Prop...

Page 8: ...es a manual shut off valve may have to be installed outside of the unit 3 Use wrought iron or steel pipe for all gas lines Pipe dope should be applied sparingly to male threads only FIGURE 5 EXTERNAL SUPPLY CONNECTION EXTERNAL SHUT OFF 1 2 x 1 2 G A S C O C K 1 2 x 1 2 U N I O N A U T O M A T I C G A S V A L V E D R I P L E G 1 2 1 4 N P T TABLE 5 NATURAL GAS PIPE SIZING CHART1 1 Maximum capacity ...

Page 9: ...ched This hood must be installed to assure proper unit operation The hood must be fastened to the outside of the side gas control electrical compartment with the screws provided in the bag attached to the inside of the gas control electrical compart ment see Figure 6 If flexible stainless steel tubing is allowed by the authority having jurisdiction wrought iron or steel pipe must be installed at t...

Page 10: ...3 53 GAS CONNECTION SIZE 1 2NPTI 1 2 NPTI 1 2 NPTI 1 2 NPTI 1 2 NPTI COMPRESSOR HERMETIC TYPE Qty 1 Scroll Scroll Scroll Scroll Scroll TABLE 8 ELECTRICAL DATA MODEL DNH POWER SUPPLY VOLTAGE LIMITATIONS1 COMPRESSOR COND FAN MOTOR FLA SUPPLY AIR BLOWER MOTOR FLA MINIMUM CIRCUIT AMPACITY MAX FUSE SIZE AMPS2 MAX HACR BREAKER SIZE AMPS UNIT POWER FACTOR TRANSFORMER SIZE VA MIN MAX RLA LRA 030 208 230 3...

Page 11: ... A I R I N L E T L O U V E R S F R O N T G A S E L E C T R I C C O N T R O L S E R V I C E A C C E S S C O M P A R T M E N T P A N E L O V E R A L L O V E R A L L All dimensions are in inches They are subject to change with out notice Certified dimensions will be provided upon request TABLE 9 UNIT DIMENSIONS FRONT UNIT SIZE DIMENSION A B 030 036 33 1 2 18 1 4 042 060 41 1 2 23 1 8 TABLE 10 UNIT MI...

Page 12: ...L Y 1 5 8 D I A K N O C K O U T 1 2 N P T I C O N N E C T I O N L O W V O L T A G E C O N N 1 8 D I A K N O C K O U T FIGURE 9 UNIT DIMENSIONS BACK BOTTOM 1 3 4 1 5 2 9 9 1 6 1 5 3 1 2 1 3 4 1 3 4 1 5 4 1 4 1 2 3 1 2 3 3 8 1 4 1 2 2 8 3 8 1 4 1 2 C O N D E N S E R C O I L B O T T O M S U P P L Y A I R O P E N I N G B O T T O M R E T U R N A I R O P E N I N G S I D E R E T U R N A I R O P E N I N G...

Page 13: ...riod before de energizing If the pressure switch is lost during an ignition trial period the control immediately de energizes spark and gas The control begins pressure switch proving before an inter purge and re ignition attempt PILOT FLAME STABILIZATION PERIOD The control board de energizes the spark output and waits for a 2 second flame stabilization period before energizing the main gas valve I...

Page 14: ... be energized during an open rollout condition If the rollout switch closes the control shall remain locked out until power removed or W is removed Rollout switch lockout shall not reset automatically POWER INTERRUPTIONS Power interruptions of any duration shall not cause lockout or any operation requiring manual intervention FLAME PRESENT WITH GAS OFF If flame is sensed for longer than 4 0 second...

Page 15: ...or HEAT occurs the circulating fan switches to heat speed after a 30 second delay When the thermostat ends the call for FAN the thermostat terminal G is de energized de energizing the circulating fan START UP PRE START CHECK LIST Complete the following checks before starting the unit 1 Check the type of gas being supplied Be sure that it is the same as listed on the unit nameplate 2 Make sure that...

Page 16: ...screw on the automatic gas valve Refer to Figure 10 Adjust as follows 1 Remove the cap from the valve body See Figure 10 for location 2 To decrease the gas pressure turn the adjusting screw counterclockwise 3 To increase the gas pressure turn the adjusting screw clockwise NOTE The correct manifold pressure for natural gas fur naces is 3 5 IWG The correct manifold pressure for propane LP is 10 0 IW...

Page 17: ...rature rise decrease the blower CFM to increase the rise DIRECT DRIVE BLOWER All units have direct drive multi speed blower motors Refer to the unit wiring diagram and connect the blower motor for the desired motor speed CHECKING GAS INPUT NATURAL GAS 1 Turn off all other gas appliances connected to the gas meter 2 With the furnace turned on measure the time needed for one revolution of the hand o...

Page 18: ... plugs removed in Step 1 De energize the compressors before taking any test mea surements to ensure a dry indoor coil TABLE 12 GASE RATE CUBIC FEET PER HOUR1 1 EXAMPLE By actual measurement it takes 38 seconds for the hand on the 1 cubic foot dial to make a revolution with just a 100 000 BTUH furnace running Using this information locate 38 seconds in the first column of Table 12 Read across to th...

Page 19: ...ucts Group 19 FIGURE 13 DNH COIL DELTA P VS AIRFLOW DNH Coil Delta P vs Airflow 0 0 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 9 400 600 800 1000 1200 1400 1600 1800 2000 2200 Airflow CFM ID Coil Delta P DNH030 36 DNH042 60 DNH042 60 DNH030 36 ...

Page 20: ... 9 34 2 34 4 75 25 7 26 6 27 5 28 4 29 3 30 1 31 0 31 5 31 9 32 4 32 8 80 22 4 23 5 24 5 25 6 26 6 27 7 28 7 29 3 30 0 30 6 31 2 85 19 1 20 3 21 5 22 7 24 0 25 2 26 4 27 2 28 0 28 8 29 6 90 13 5 15 2 16 8 18 5 20 2 21 9 23 6 24 8 26 0 27 2 28 4 95 7 9 10 0 12 2 14 3 16 4 18 6 20 7 22 3 24 0 25 6 27 2 100 6 4 8 0 9 6 11 3 12 9 14 5 16 2 18 4 20 7 23 0 25 2 105 6 0 7 1 8 2 9 3 10 5 11 6 14 5 17 4 20...

Page 21: ... 5 7 4 12 8 18 1 23 5 28 9 100 6 1 6 1 6 1 6 2 6 2 6 3 6 3 11 1 15 9 20 7 25 4 105 5 0 5 2 9 4 13 6 17 8 22 0 110 7 7 11 3 14 9 18 5 115 6 0 9 0 12 1 15 1 TABLE 17 SUPERHEAT CHARGING TABLE FOR DNH060 OUTDOOR TEMP F SUPERHEAT AT COMPRESSOR SUCTION F AIRFLOW 600 CFM INDOOR WB TEMP F 55 57 59 61 63 65 67 69 71 73 75 65 27 7 29 3 30 9 32 5 34 0 35 6 37 2 37 3 37 3 37 4 37 5 70 21 1 23 2 25 2 27 2 29 3...

Page 22: ...282911 YIM B 0807 22 Unitary Products Group FIGURE 14 TYPICAL WIRING DIAGRAM DNH 030 036 042 048 208 230 3 60 POWER SUPPLY ...

Page 23: ...282911 YIM B 0807 Unitary Products Group 23 FIGURE 15 TYPICAL WIRING DIAGRAM DNH 030 036 042 048 460 3 60 POWER SUPPLY ...

Page 24: ...282911 YIM B 0807 24 Unitary Products Group FIGURE 16 TYPICAL WIRING DIAGRAM DNH 060 208 230 3 60 POWER SUPPLY ...

Page 25: ...282911 YIM B 0807 Unitary Products Group 25 FIGURE 17 TYPICAL WIRING DIAGRAM DNH 060 460 3 60 POWER SUPPLY ...

Page 26: ...801 BL and 805 BL are connected to ASCT 3 If only LR is present wire 801 BL and 805 BL are connected to M1 coil If only ASCT is present wire 202 Y is connected to ASCT 3 If neither LR or ASCT are present wire 202 Y is connected to M1 coil as shown 7 Shunt contact also used with crankcase heater optional 8 Unit factory wired for low or medium speed indoor blower operation To change motor speed conn...

Page 27: ...SSOR DM DRAFT MOTOR FCB FAN CONTROL BOARD GND GROUND FS FREEZE STAT SWITCH OPTIONAL HP HIGH PRESSURE SWITCH OPENS 380 PSIG IDFAN INDOOR FAN MOTOR LP LOW PRESSURE SWITCH OPENS 7 PSIG LS LIMIT SWITCH LR LOCK OUT RELAY OPTIONAL M1 CONTACTOR COMPR AND OD FAN ODFAN OUTDOOR FAN MOTOR PS PRESSURE SWITCH RC1 RC2 COMPRESSOR START OUTDOOR FAN RUN CAPACITOR RS ROLLOUT SWITCH TB4 TERMINAL BLOCK T1 TRANSFORMER...

Page 28: ...ct 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 OK Group Drive 73069 ...

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