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AFFINITY™ SERIES
INSTALLATION
SINGLE PACKAGED GAS/ELECTRIC
MANUAL
AIR COOLED AIR CONDITIONERS
1.5 THROUGH 5 NOMINAL TON
DNA: 018 042
CONTENTS
024 048
GENERAL. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
030 060
INSPECTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
036
RENEWAL PARTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
EXPORT
APPROVALS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
INSTALLATION . . .
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340968-XIM-A-0108 TABLE OF CONTENTS GENERAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3 LIST OF FIGURES INSPECTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3 Fig. # Pg. # RENEWAL PARTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3 1 PRODUCT NOMENCLATURE . . . . . . . . . . . . . . . . 3 APPROVALS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3 2 UNIT CENTER OF GRAVITY . . . . . . . . . . . . . . . . . 5 INSTA
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340968-XIM-A-0108 GENERAL APPROVALS Design certified by CGA and AGA listed as follows: YORK Model DNA units are cooling/heating air conditioners designed for outdoor installation. Only gas piping, electric 1. For use as a forced air furnace with cooling unit. power and duct connections are required at the point of installation. 2. For outdoor installation only. 3. For installation directly on combustible flooring or, in The gas-fired heaters have spark to pilot ignition. The tubular U.S., on wo
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340968-XIM-A-0108 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 1. National Electrical Code ANSI/NFPS No. 70 or Canadian wastes and cleaners, chlorine based swimming Electrical Code Part 1, C22.1 (latest editions). pool chemicals, w
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340968-XIM-A-0108 2. Install the duct covers, removed in step one, to the rear TABLE 2: UNIT WEIGHTS AND CENTER OF supply and return air duct openings. Secure with the four GRAVITY (4) screws used in step one. CORNER WEIGHTS SHIPPING OPERATING 3. Seal duct covers with silicone caulk. UNIT (LOCATION, LBS.) WEIGHT WEIGHT SIZE Duct work should be designed and sized according to the (LBS.) (LBS.) “A”“B” “C”“D” methods of the Air Conditioning Contractors of America 018 365 360 91 88 89 92 (ACCA
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340968-XIM-A-0108 SERVICE ACCESS nances. The unit must be electrically grounded in accordance with local codes or, in their absence, with the N.E.C./C.E.C. Access to all serviceable components is provided by the fol- Voltage tolerances which must be maintained at the com- lowing removable panels: pressor terminals during starting and running conditions are indicated on the unit Rating Plate and Table 8. • Blower compartment • Gas control/electrical service access The wiring entering the cabinet
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340968-XIM-A-0108 TABLE 3: NATURAL GAS APPLICATION DATA TEMP. RISE °F AT FULL 2 INPUT OUTPUT GAS RATE NUMBER OF 3 INPUT AVAILABLE ON MODELS 1 3 (MBH) BURNERS (MBH) FT. /HR. MIN. MAX. 1 1/2, 2, 2-1/2, 3, 3-1/2 TON 45 36 42 2 25 55 2, 2-1/2 70 56 65 3 30 60 3, 3-1/2 TON 70 56 65 3 25 55 4, 5 TON 80 64 74 3 25 55 3, 3-1/2 TON 90 72 84 4 30 60 4, 5 TON 108 87 100 4 35 65 4, 5 TON 135 108 126 5 45 75 1. Heating capacity valid for elevations up to 2000 feet above sea level. For elevations above 2,00
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340968-XIM-A-0108 GAS PIPING 1 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 IN FEET length of run. National Fuel Gas Code Z223.1 or CAN/CGA 1/2” 3/4” 1” 1-1/4” B149.1 or .2 should be followed in all cases unless super- seded by local codes or gas company requirements. Refer to 10 132 278 520 1,050 Tables 5 and 6. 20 92 190 350 730 The heating val
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340968-XIM-A-0108 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 attached to the inside of the gas control/electrical compart- a m
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340968-XIM-A-0108 TABLE 7: PHYSICAL DATA DNA MODEL 018 024 030 036 042 048 060 CENTRIFUGAL BLOWER (Dia. x W. in.) 10 x 8 10 x 8 10 x 8 11 x 10 11 x 10 12 x 11 12 x 11 EVAPORATOR BLOWER FAN MOTOR HP (3 Speed) 1/2 1/2 1/2 3/4 3/4 1 1 ROWS DEEP 22 22 333 EVAPORATOR FINS PER INCH 14 13 13 15 13 13 13 COIL FACE AREA (Sq. Ft.) 2.25 3.5 3.5 3.5 3.5 4.5 4.5 PROPELLER DIA. (in.) 222222 22222222 CONDENSER FAN MOTOR HP 1/4 1/4 1/4 1/4 1/4 1/4 1/4 FAN NOM. CFM TOTAL 1,800 2,200 2,400 2,400 2,400 3,000 3,000
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340968-XIM-A-0108 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 G A S S U P P L Y 1 - 1 / 4 " D I A . H O L E ( 1 / 2 " N P T I C O N N E C T I O N ) U N I T C O N D E N S A T E A C O N N E C T I O N 3 / 4 " N P T I ( T R A P R E C
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340968-XIM-A-0108 ! " # "
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# $ FIGURE 8 - UNIT DIMENSIONS - FRONT & BOTTOM
%
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340968-XIM-A-0108 begins pressure switch proving before an inter-purge and re- SEQUENCE OF OPERATION 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. The control board begins a call for heat when W1 is ener- gized (connected to R). The control ig
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340968-XIM-A-0108 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. remains, the control de energizes the high gas valve, drops induc
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340968-XIM-A-0108 2. 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 3. Flame Sensor - The flame sensor and controls are speed. located per Proper Flame Adjustment, Figure 12. If an ignition control fails to detect a signal from the flame sen- If a call for COOL
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340968-XIM-A-0108 2. Turn off all electric power to the appliance if service is to be performed. 3. Remove the control access panel. 4. Turn the gas valve switch to the OFF position. DO NOT FORCE. 5. 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 Pressure ½ NPT 1. Check for gas leaks in the unit piping as well as the sup- Tap (Inlet) ply piping. 2. Check for
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340968-XIM-A-0108 The temperature rise (or temperature difference between the 3 " 8 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. Take readings of both the return air and the heated air in the ducts about six feet from the furnace where they will
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340968-XIM-A-0108 CHECKING SUPPLY AIR CFM 1 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. REV. has been completed: 10 180 360 1. Remove the two ¼ inch dot plugs in the duct panel. 12 150 300 14 129 257 2. Insert at least 8 inches of ¼ inch tubing into each of 16 113 225 these holes for sufficient penetration into the airflow on 18 100 200 both sides of the indoor coil. 20 90 180 22 82 1
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340968-XIM-A-0108 DNA Coil Delta P vs Airflow DNA018 DNA024-30 DNA048-60 DNA042 0.9 0.8 DNA036 0.7 0.6 DNA024-30 0.5 DNA036 DNA042 DNA048-60 0.4 DNA018 0.3 0.2 0.1 0 400 600 800 1000 1200 1400 1600 1800 2000 2200 Airflow (CFM) FIGURE 13 - DNA COIL DELTA P VS. AIRFLOW TABLE 13: SUPERHEAT CHARGING TABLE FOR DNA018 SUPERHEAT AT COMPRESSOR SUCTION (F), AIRFLOW = 400 CFM OUTDOOR INDOOR WB TEMP. (°F) TEMP. °F 55 57 59 61 63 65 67 69 71 73 75 65 17.1 19.5 21.9 24.4 26.8 29.3 31.7 3
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340968-XIM-A-0108 TABLE 14: SUPERHEAT CHARGING TABLE FOR DNA024 SUPERHEAT AT COMPRESSOR SUCTION (F), AIRFLOW = 400 CFM OUTDOOR INDOOR WB TEMP. (°F) TEMP. °F 55 57 59 61 63 65 67 69 71 73 75 65 13.9 16.5 19.0 21.5 24.1 26.6 29.2 29.7 30.3 30.9 31.5 70 9.5 12.5 15.5 18.5 21.5 24.5 27.5 28.2 28.8 29.4 30.1 75 5.2 8.6 12.1 15.5 19.0 22.4 25.9 26.6 27.3 28.0 28.7 80 - - 8.7 12.5 16.4 20.3 24.2 25.0 25.8 26.5 27.3 85 - - 5.2 9.6 13.9 18.3 22.6 23.4 24.2 25.1 25.9 90 - - - 7.8 11.9 16.1 20.3 21.5 22.7
