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®
CHAMPION SERIES
SINGLE PACKAGE AIR CONDITIONERS
GAS/ELECTRIC, AIR-COOLED
Supersedes: 035-18265-000-A-0801
035-18265-001-A-0202
INSTALLATION INSTRUCTION
MODELS D1NA018 THRU 048
AND MODEL D2NA060
1-1/2 THRU 5 TON
(10 SEER)
GENERAL
YORK Model D1NA and D2NA units are cooling/heating air con-
ditioners designed for outdoor installation. Only gas piping, elec-
tric power and duct connections are required at the point of
installation.
The gas-fired heaters have hot surface to pilot ignition. The
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035-18265-001-A-0202 TABLE OF CONTENTS General............................................................................ 1 TROUBLESHOOTING Inspection ........................................................................ 1 Troubleshooting Chart ..................................................... 15 Replacement Parts .......................................................... 1 Approvals......................................................................... 1 TABLES Nomenclature ..........
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035-18265-001-A-0202 INSTALLATION Not suitable for use with conventional venting systems. gle iron frame providing adequate support under the compressor/condenser section. LIMITATIONS 5. Maintain level tolerance of unit to 1/8" maximum. These units must be installed in accordance with the following RIGGING OR HANDLING national and local safety codes. Care must be exercised when moving the unit. Do not remove 1. National Electrical Code ANSI/NFPS No. 70 or Canadian any packaging until the unit is
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035-18265-001-A-0202 Refer to Figure 5 for information concerning rear and bottom Refer to Figure 5 for location of these access panels and mini- mum clearances. supply and return air duct openings. THERMOSTAT ROOF CURB The room thermostat should be located on an inside wall ap- On applications when a roof curb is used, the unit must be posi- proximately 56" above the floor where it will not be subject to tioned on the curb so the front of the unit is tight against the drafts, sun exposure or he
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035-18265-001-A-0202 Scroll compressors operate in one direction only. If a three GAS PIPING phase scroll compressor is experiencing: Proper sizing of gas piping depends on the cubic feet per hour • Low amperage draw of gas flow required, specific gravity of the gas and the length of • Similar discharge and suction pressures run. “National Fuel Gas Code” Z223.1 or CAN/CGA B149.1 or • Increased noise level .2 should be followed in all cases unless superseded by local codes or gas company requirem
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035-18265-001-A-0202 3. Use wrought iron or steel pipe for all gas lines. Pipe dope FLUE VENT HOOD should be applied sparingly to male threads only. The flue vent hood with screen is not shipped attached. This hood must be installed to assure proper unit operation. The hood must CAUTION: If flexible stainless steel tubing is allowed by the be fastened to the outside of the side gas control/electrical com- authority having jurisdiction, wrought iron or steel pipe must be installed at the gas valv
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035-18265-001-A-0202 TABLE 7 - UNIT WEIGHTS UNIT UNIT CORNER OPERATING WEIGHTS MODEL SHIPPING OPERATING (lbs., location, see Figure 4) DNA WEIGHT WEIGHT “A” “B” “C” “D” (lbs.) (lbs.) 018 365 360 91 88 89 92 024 365 360 91 88 89 92 030 395 390 98 95 96 99 036 400 395 100 96 98 101 042 405 410 104 100 101 105 048 475 470 119 115 116 120 060 480 475 120 116 117 122 CENTER OF GRAVITY CORNER “D” CORNER “C” CORNER “A” FRONT OF UNIT 1 4 24 25 1 8 CORNER “B” FIG. 4 - CENTER OF GRAVITY TABLE 8 - ELECTRIC
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15 035-18265-001-A-0202 DIMENSION UNIT SIZE “A” “B” 1 1 018 THRU 042 2 4 VENT AIR OUTLET HOOD 1 3 048 AND 060 2 8 BLOWER SERVICE ACCESS COMPARTMENT PANEL CONDENSER COIL 1 GAS SUPPLY 1 4 “ DIA. HOLE 1 ( “ NPTI CONNECTION) 2 A UNIT CONDENSATE 3 3 CONNECTION 4 “ NPTI (OVERALL) B 2 8 (TRAP RECOMMENDED) 3 3 4 1 2 2 HIGH VOLTAGE CONN. REFRIGERANT 3 1 8 “ DIA. KNOCKOUT CONNECTIONS HIGH VOLTAGE CONN. 1 3 1 2 5 COMBUSTION AIR 8 7 5 11 8 “ DIA. KNOCKOUT 2 8 3 INLET LOUVERS 4 1 1 GAS SUPPLY 1 “ DIA. KNOCKO
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035-18265-001-A-0202 SEQUENCE OF OPERATION switches must be manually reset). The circulating fan remains energized for the selected heat delay off timing. HEATING Normal operation of the system resumes. When the thermostat calls for “HEAT”, the thermostat terminal “W” is energized, energizing the combustion air blower. COOLING After airflow is established, the air proving switch closes, the When the thermostat calls for “COOL”, the thermostat termi- hot surface ignitor is energized and the pilot
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035-18265-001-A-0202 2. Check for correct manifold gas pressures. See “Checking 2. Remove the burner assembly from the manifold assembly Gas Input”. by moving the burner assembly forward, turn at an angle and pull back. 3. Check the supply gas pressure. It must be within the limits shown on rating nameplate. Supply pressure should be 3. Burners are now accessible for service. checked with all gas appliances in the building at full fire. At HOT SURFACE PILOT INSTRUCTIONS no time should the standb
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035-18265-001-A-0202 3. After maintenance of the pilot assembly, always measure TABLE 9 - GAS RATE- CUBIC FEET PER HOUR the resistance across the ignitor. If the resistance is greater Seconds Size of Test Dial than 10 ohms, discard the ignitor and replace it with a new for One 1/2 cu. ft. 1 cu. ft. ignitor. Rev. 10 180 360 ADJUSTMENT OF TEMPERATURE RISE 12 150 300 BTUH Output BTUH Output 14 129 257 (OR) CFM = °F Temp. Rise = 1.08 x CFM 1.08 x °F Temp. Rise 16 113 225 18 100 200 The temperature r
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035-18265-001-A-0202 MAINTENANCE TO CLEAN BURNERS - Remove them from the furnace as ex- NORMAL MAINTENANCE plained in “Burner Instructions”. Clean burners with hot water WARNING:Prior to any of the following maintenance proce- applied along top of the burner. dures, shut off all power to the unit, to avoid per- sonal injury. COMBUSTION AIR DISCHARGE - Visually inspect discharge outlet periodically to insure soot and dirt buildup is not exces- Periodic maintenance consists of changing or cleaning
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Coi 035-18265-001-A-0202 Checking Supply Air CFM a dry coil, the compressors should be deactivated while the test is being run. To check the supply air CFM after the initial balancing has been completed: 4.Knowing the pressure drop across a dry coil, the actual CFM through the unit can be determined from the curve in Coil Delta 1.Remove the two ¼ inch dot plugs in the duct panel. P vs. Supply Air CFM figure. 2.Insert at least 8 inches of ¼ inch tubing into each of these WARNING! Failure to prope
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035-18265-001-A-0202 TABLE 10 - SUPERHEAT CHARGING TABLE FOR MODEL D1NA018 SUPERHEAT AT COMPRESSOR SUCTION (F), AIRFLOW = 400 CFM/TON OUTDOOR TEMPERATURE INDOOR WB TEMPERATURE (F) (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 32.7 33.7 34.6 35.6 70 13.6 16.2 18.8 21.5 24.1 26.8 29.4 30.6 31.8 33.1 34.3 75 10.1 12.9 15.7 18.6 21.4 24.3 27.1 28.6 30.0 31.5 32.9 80 6.6 9.6 12.7 15.7 18.7 21.8 24.8 26.5 28.2 29.9 31.6 85 - 6.3 9.6 12.8 16.0 19.3 22.5 24.4 26.4 28.3 30.2
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035-18265-001-A-0202 TABLE 14 - SUPERHEAT CHARGING TABLE FOR MODEL D1NA042 SUPERHEAT AT COMPRESSOR SUCTION (F), AIRFLOW = 400 CFM/TON OUTDOOR TEMPERATURE INDOOR WB TEMPERATURE (F) (F) 55 57 59 61 63 65 67 69 71 73 75 65 18.0 19.7 21.4 23.0 24.7 26.3 28.0 29.1 30.2 31.3 32.4 70 13.4 15.3 17.3 19.3 21.2 23.2 25.2 26.6 28.1 29.6 31.1 75 8.7 10.9 13.2 15.5 17.8 20.0 22.3 24.2 26.1 28.0 29.9 80 - 6.6 9.1 11.7 14.3 16.9 19.5 21.7 24.0 26.3 28.6 85 - - 5.1 7.9 10.8 13.7 16.6 19.3 21.9 24.6 27.3 90 - -
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035-18265-001-A-0202 TROUBLESHOOTING NOTE: Before troubleshooting, familiarize yourself with the startup and checkout procedure. . Turn gas supply START INSET Check off . Line voltage power . Set thermostat to HSI . Low voltage SV9501 transformer TERMINALS NO is powered . Main limit (24 VAC nominal) (Auto reset) . Rollout limit (Manual reset) . Auxilary limit (Manual reset) . Thermostat . Wiring . Air proving switch on combustion air blower system . Vent damper (if used) is open and end switch m
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035-18265-001-A-0202 (See page 18) SEE 1-2 M DETAIL L 2 T2 "A" AIL DET "A" OPTIONAL CCH S / P TION CONFIGURA CCH BLK L1 BLK T1 D / P TION CONFIGURA CCH BLK L1 BLK L 2 FIG. 9 - TYPICAL WIRING DIAGRAM (208/230-1-60 POWER SUPPLY) FIG. 10 - TYPICAL WIRING DIAGRAM (208/230-3-60 POWER SUPPLY) Unitary Products Group 17
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035-18265-001-A-0202 B (See page 18) FIG. 11 - TYPICAL WIRING DIAGRAM (460-3-60 POWER SUPPLY) B (See page 18) FIG. 12 - TYPICAL WIRING DIAGRAM (575-3-60 POWER SUPPLY) 18 Unitary Products Group
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035-18265-001-A-0202 TYPICAL WIRING DIAGRAM NOTES (See pages 16 and 17) TYPICAL WIRING DIAGRAM LEGEND (See pages 16 and 17) (ALTERNATE) (ALTERNATE) FIG. 13 - WIRING DIAGRAM DETAIL “B” (460 & 575-3-60 POWER SUPPLY) See page 17 Unitary Products Group 19
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035-18265-001-A-0202 NOTES 20 Unitary Products Group