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INSTALLATION OUTDOOR SPLIT-SYSTEM
AIR CONDITIONER
INSTRUCTION
MODELS: 10, 12, 13 AND 14 SEER
1 PHASE - 1.5 TO 5 TONS
TABLE OF CONTENTS
GENERAL INFORMATION . . . . . . . . . . . . . . . . . . . . 2
INSPECTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
REFERENCE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
LIMITATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
CHECK ELECTRICAL POWER SUPPLY . . . . . . . . . 2
SELECTING EQUIPMENT LOCATION
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035-13606-003 Rev. A (202) GENERAL INFORMATION These outdoor units are designed to be connected to a matching UPG indoor coil with sweat connection lines. These units are factory charged with refrigerant for a matching The manufacturer is not responsible for the per- indoor coil plus 15 feet of field supplied line. The outside unit formance of a mismatched system. The outdoor is designed to be placed alongside or at the back of the unit must be installed with a compatible indoor home, remote fro
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035-13606-003 Rev. A (202) A minimum clearance of 18 inches is required for service at Provide ample clearance from shrubs to allow adequate air to the control panel and compressor compartments access. A pass across the outdoor coil without leaves or branches 10 inch clearance is required for the air inlet to the outdoor being pulled into the coil. coil around the perimeter of the unit. The air discharge of the Consideration should be given to the distance and routing of unit requires a 60 inch
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035-13606-003 Rev. A (202) Use only ACR grade copper tubing and keep ends sealed INSTALLATION until joints are made. OUTDOOR UNIT The correct diameters of the refrigerant lines are listed in the After the site has been selected, a solid base pad that will not Tabular Data Sheet. shift or settle should be provided. The base pad should not For best performance, select routing of refrigerant lines for come in contact with the foundation or side of the structure minimum distance and fewest number of
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035-13606-003 Rev. A (202) When recovering refrigerant from a system, with a burnout, RE-ASSEMBLING, BRAZING AND CLEANING OF follow a safe procedure due to possible contamination. JOINT CONNECTIONS Avoid getting the refrigerant in the eyes or on the When using hard solder, an inert gas such as dry skin. nitrogen must be introduced and permitted to flow through tubing during brazing to displace air Contaminated refrigerant must be recovered and returned to and prevent oxidation. the local refrig
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035-13606-003 Rev. A (202) ELECTRICAL WIRING REFRIGERANT VALVE OPERATION To prevent electrical shock, open remote discon- All outdoor units are shipped with the service nect so electrical supply to outdoor unit is shut valves in the closed position. After installation of off. Contactor does not open both sides of the the refrigerant and proper evacuation, make sure 208/230 volt electrical circuit. that all valves are in the open position and that the caps are securely tightened before turning P
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035-13606-003 Rev. A (202) LOW VOLTAGE 1. Route the low voltage cable through the fingered bush- ing in the low voltage junction box. See Figures 9, 10 & Control wiring may vary depending upon the type of thermo- 11. stat and furnace being connected. 2. Using wire nuts, connect the low voltage wiring within the Low voltage wiring diagrams can be found with the furnace or low voltage box. air conditioning blower package installation instructions. 3. A minimum of 19 AWG wire must be used in conne
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035-13606-003 Rev. A (202) E ALL FIELD WIRING TO BE IN ACCORDANCE WITH ELECTRIC CODE (NEC) AND/OR LOCAL CODES POWER WIRING POWER WIRING 208/230-1-60 CONTROL WIRING 230-1-50 24 VOLT CONTROL WIRING FACTORY WIRING MINIMUM 18 GA. WIRE (NEC CLASS 2) FURNACE OR AIR HANDLER TERMINAL BLOCK CY R G W * TERMINAL W IS ONLY REQUIRED ON SYSTEMS CONTACTOR WITH HEAT. TERMINALS * GND. COIL YR G W LUG ROOM THERMOSTAT CONDENSING UNIT ALL OUTDOOR WIRING MUST BE WEATHERPROOF. USE COPPER CONDUCTORS ONLY. FIGURE 5 :
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035-13606-003 Rev. A (202) Table 3: SUPERHEAT VALUE INDOOR WB OUTDOOR DB °F 1 °F 55 60 65 70 75 80 85 90 95 100 105 110 115 50 9 7 52 12 10 6 54 14 12 10 7 56 17 15 14 10 6 58 20 18 16 13 9 5 60 23 21 19 16 12 8 6 62 26 24 22 19 16 12 8 5 64 29 27 24 21 18 15 11 9 6 66 32 31 30 24 23 18 15 11 9 6 68 35 33 30 27 24 21 19 16 14 12 9 6 70 35 33 30 28 25 22 20 18 15 13 11 8 72 35 33 30 28 26 24 20 20 17 15 14 74 34 31 30 27 25 23 22 20 18 76 35 33 31 29 27 26 25 23 1. Evaporator Entering Air °F Tabl
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035-13606-003 Rev. A (202) 3. Measure and record the suction pressure at the suction 6. Is air filter installed and clean? service valve port. 7. Is the blower motor speed set correctly? 4. Using Table 4, note the superheat value corresponding IMPORTANT - Installer should place unit data sheet and to the intersection of the indoor wet bulb and the outdoor installation instructions in customer packet and give to home dry bulb. owner after installation is complete. 5. With the superheat value obta
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035-13606-003 Rev. A (202) SERVICE RECORDS Unitary Products Group 11
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Subject to change without notice. Printed in U.S.A. 035-13606-003 Rev. A (202) Copyright © by York International Corp. 2002. All rights reserved. Supersedes: 035-13606-002, 550.46-N1Y (199) Unitary 5005 Norman Products York OK Group Drive 73069
