York 120 - Manuals - manualsarea.com

Page 2 - Unitary Products Group; TABLE OF CONTENTS; ECONOMIZER AND POWER EXHAUST SET POINT

035-17311-002-A-0803 2 Unitary Products Group TABLE OF CONTENTS GENERAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 SAFETY CONSIDERATIONS . . . . . . . . . . . . . . . . . . . . . . . 5 INSPECTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....

Page 3 - LIST OF FIGURES; PREDATOR

035-17311-002-A-0803 Unitary Products Group 3 LIST OF FIGURES Fig. # Pg.# 1 UNIT SHIPPING BRACKET . . . . . . . . . . . . . . . . . . . . 10 2 CONDENSER COVERING . . . . . . . . . . . . . . . . . . . . 10 3 COMPRESSOR SECTION . . . . . . . . . . . . . . . . . . . . . 10 4 PREDATOR ® COMPONENT LOCATI...

Page 4 - LIST OF TABLES

035-17311-002-A-0803 4 Unitary Products Group LIST OF TABLES Tbl.# Pg.# 1 UNIT VOLTAGE LIMITATIONS . . . . . . . . . . . . . . . . . 11 2 UNIT TEMPERATURE LIMITATIONS . . . . . . . . . . . . 11 3 UNIT WEIGHTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 4 6 POINT LOAD WEIGHT . . . . ...

Page 5 - For outdoor installation only.

035-17311-002-A-0803 Unitary Products Group 5 GENERAL YORK  Predator ® units are single package air conditioners designed for outdoor installation on a rooftop or slab and fornon-residential use. These units can be equipped with factoryor field installed electric heaters for heating applications. T...

Page 6 - NOMENCLATURE; 1⁄2 - 121⁄2 Ton Predator Model Number Nomenclature; D M

035-17311-002-A-0803 6 Unitary Products Group NOMENCLATURE 6½ - 12½ Ton Predator Model Number Nomenclature Product Cat e gory D = Air Cond., Single Package Product Identifier M = R-22 Standard Efficiency Airflow Installation Options Additional Options (See Next Page) Product Generation 3 = Third Gen...

Page 10 - INSTALLATION; Local building codes, and

035-17311-002-A-0803 10 Unitary Products Group INSTALLATION INSTALLATION SAFETY INFORMATION Read these instructions before continuing this applianceinstallation. This is an outdoor combination heating and cool-ing unit. The installer must assure that these instructions aremade available to the consu...

Page 11 - LOCATION; Unit is designed for outdoor installation only.; RIGGING AND HANDLING; UNIT VOLTAGE LIMITATIONS; UNIT TEMPERATURE LIMITATIONS; Temperature

035-17311-002-A-0803 Unitary Products Group 11 LOCATION Use the following guidelines to select a suitable location forthese units: 1. Unit is designed for outdoor installation only. 2. Condenser coils must have an unlimited supply of air. Where a choice of location is possible, position the unit on ...

Page 12 - Model; Model; FRONT

035-17311-002-A-0803 12 Unitary Products Group Units may be moved or lifted with a forklift. Slotted openingsin the base rails are provided for this purpose. LENGTH OF FORKS MUST BE A MINIMUM OF 60INCHES. CLEARANCES All units require particular clearances for proper operationand service. Installer m...

Page 13 - FIGURE 8 - UNIT DIMENSIONS; UNIT CLEARANCES

035-17311-002-A-0803 Unitary Products Group 13 NOTE: A one-inch clearance must be provided betweenany combustible material and the supply ductworkfor a distance of 3 feet from the unit. Do not permit overhanging structures or shrubs toobstruct condenser air discharge outlet, combustionair inlet or v...

Page 14 - FIGURE 10 - REAR DUCT DIMENSIONS

035-17311-002-A-0803 14 Unitary Products Group . FIGURE 9 - BOTTOM DUCT OPENINGS (FROM ABOVE) 14- 23/32 16-3/8 18-1/16 19-5/8 63-1/2 7-1/8 17-3/16 19-3/16 21-3/16 6-13/16 32-11/16 6-13/16 6-13/16 27-1/2 18 21 24 Return Air Supply Air Bottom Condensate Entry FRONT Bottom Power, Control and Convenienc...

Page 17 - THERMOSTAT WIRING; (field supplied or York International; POWER WIRING DETAIL; Wire Size

035-17311-002-A-0803 Unitary Products Group 17 THERMOSTAT WIRING The thermostat should be located on an inside wall approxi-mately 56 inches above the floor where it will not be subjectto drafts, sun exposure or heat from electrical fixtures orappliances. Follow the manufacturer's instructions enclo...

Page 18 - FIGURE 17 - ELECTRONIC THERMOSTAT FIELD WIRING; U N I T C O N T R O L

035-17311-002-A-0803 18 Unitary Products Group FIGURE 17 - ELECTRONIC THERMOSTAT FIELD WIRING W 2 R C R H Y 1 Y 2 W 1 G C X 1 X 3 X 4 A 1 A 2 T T W 2 Y 1 Y 2 W 1 G C O C C X R T H E R M O S T A T 1 T E R M I N A L S U N I T T E R M I N A L S S T R I P T B 1 1 E l e c t r o n i c p r o g r a m m a b ...

Page 19 - FIGURE 19 - FIELD WIRING DISCONNECT

035-17311-002-A-0803 Unitary Products Group 19 TABLE 8: ELECTRICAL DATA - DM090 (7-1/2 TON) WITHOUT POWER CONVENIENCE OUTLET TABLE 9: ELECTRICAL DATA - DM090 (7-1/2 TON) WITH POWER CONVENIENCE OUTLET FIGURE 19 - FIELD WIRING DISCONNECT T E R M I N A L B L O C K T B 1 G R O U N D L U G T H R E E P H ...

Page 21 - TABLE 14: PHYSICAL DATA; Heater

035-17311-002-A-0803 Unitary Products Group 21 OPTIONS/ACCESSORIES ELECTRIC HEAT ACCESSORIES Electric heaters are available as field installed accessories.Refer to electric heat instructions for installation. These heat-ers mount in the heat compartment with the heating elementsextending into the su...

Page 23 - FIGURE 20 - ENTHALPY SET POINT CHART; FIGURE 21 - HONEYWELL ECONOMIZER CONTROL W7212

035-17311-002-A-0803 Unitary Products Group 23 FIGURE 20 - ENTHALPY SET POINT CHART 40 (4) 70 (21) 50 (10) 55 (13) 60 (16) 65 (18) 35 (2) 45 (7) 75 (24) 80 (27) 35 (2) 40 (4) 45 (7) 50 (10) 55 (13) 60 (16) 65 (18) 70 (21) 75 (24) 80 (27) 85 (29) 85 (29) 90 (32) 90 (32) 105 (41) 110 (43) 100 (38) 95 ...

Page 24 - PHASING; Predator; BLOWER ROTATION; Unit Size; FIGURE 22 - BELT ADJUSTMENT; Procedure for adjusting belt tension:

035-17311-002-A-0803 24 Unitary Products Group PHASING Predator ® units are properly phased at the factory. Check for proper compressor rotation. If the blower or compressorsrotate in the wrong direction at start-up, the electrical connec-tion to the unit is misphased. Change the phasing of the Fiel...

Page 25 - TABLE 17: 7-1/2 TON STANDARD MOTOR DOWN SHOT BLOWER PERFORMANCE; TABLE 18: 7-1/2 TON OPTIONAL MOTOR DOWN SHOT BLOWER PERFORMANCE

035-17311-002-A-0803 Unitary Products Group 25 TABLE 17: 7-1/2 TON STANDARD MOTOR DOWN SHOT BLOWER PERFORMANCE * † ESP ‡ TURNS OPEN ** 0 1 2 3 4 5 CFM W †† BHP CFM W †† BHP CFM W †† BHP CFM W †† BHP CFM W †† BHP CFM W †† BHP 0.2 - - - 3715 1573 1.69 3634 1434 1.54 3431 1265 1.36 3218 901 0.97 3024 9...

Page 26 - TABLE 19: 10 TON STANDARD MOTOR DOWN SHOT BLOWER PERFORMANCE; TABLE 20: 10 TON OPTIONAL MOTOR DOWN SHOT BLOWER PERFORMANCE

035-17311-002-A-0803 26 Unitary Products Group TABLE 19: 10 TON STANDARD MOTOR DOWN SHOT BLOWER PERFORMANCE * † ESP ‡ TURNS OPEN ** 0 1 2 3 4 5 CFM W †† BHP CFM W †† BHP CFM W †† BHP CFM W †† BHP CFM W †† BHP CFM W †† BHP 0.2 - - - - - - - - - 3896 1639 1.76 3688 1453 1.56 3447 1268 1.36 0.4 4040 20...

Page 27 - TABLE 21: 12-1/2 TON STANDARD MOTOR DOWN SHOT BLOWER PERFORMANCE; TABLE 22: 12-1/2 TON OPTIONAL MOTOR DOWN SHOT BLOWER PERFORMANCE

035-17311-002-A-0803 Unitary Products Group 27 TABLE 21: 12-1/2 TON STANDARD MOTOR DOWN SHOT BLOWER PERFORMANCE * † ESP ‡ TURNS OPEN ** 0 1 2 3 4 5 CFM W †† BHP CFM W †† BHP CFM W †† BHP CFM W †† BHP CFM W †† BHP CFM W †† BHP 0.4 5078 3630 3.89 4809 3103 3.33 4594 3053 3.27 4360 2478 2.66 4090 2093 ...

Page 28 - TABLE 23: 7-1/2 TON STANDARD MOTOR SIDE SHOT BLOWER PERFORMANCE; TABLE 24: 7-1/2 TON OPTIONAL MOTOR SIDE SHOT BLOWER PERFORMANCE

035-17311-002-A-0803 28 Unitary Products Group TABLE 23: 7-1/2 TON STANDARD MOTOR SIDE SHOT BLOWER PERFORMANCE * † ESP ‡ TURNS OPEN ** 0 1 2 3 4 5 CFM W †† BHP CFM W †† BHP CFM W †† BHP CFM W †† BHP CFM W †† BHP CFM W †† BHP 0.4 - - - - - - 3736 1476 1.58 3487 1284 1.38 3231 1109 1.19 3001 970 1.04 ...

Page 29 - TABLE 25: 10 TON STANDARD MOTOR DOWN SHOT BLOWER PERFORMANCE; TABLE 26: 10 TON OPTIONAL MOTOR DOWN SHOT BLOWER PERFORMANCE

035-17311-002-A-0803 Unitary Products Group 29 TABLE 25: 10 TON STANDARD MOTOR DOWN SHOT BLOWER PERFORMANCE * † ESP ‡ TURNS OPEN ** 0 1 2 3 4 5 CFM W †† BHP CFM W †† BHP CFM W †† BHP CFM W †† BHP CFM W †† BHP CFM W †† BHP 0.2 - - - - - - - - - 3896 1639 1.76 3688 1453 1.56 3447 1268 1.36 0.4 4040 20...

Page 30 - NOTES FOR TABLE 17 THROUGH TABLE 28:; TABLE 27: 12-1/2 TON STANDARD MOTOR SIDE SHOT BLOWER PERFORMANCE; TABLE 28: 12-1/2 TON OPTIONAL MOTOR SIDE SHOT BLOWER PERFORMANCE

035-17311-002-A-0803 30 Unitary Products Group NOTES FOR TABLE 17 THROUGH TABLE 28: • Blower performance includes dry coil and two-inchfilters. • Blower performance for gas heat includes the maximum number of heat tubes available for each tonnage. • ESP (External Static Pressure) given is that avail...

Page 31 - AIR BALANCE; METHOD ONE; TABLE 29: INDOOR BLOWER SPECIFICATIONS

035-17311-002-A-0803 Unitary Products Group 31 AIR BALANCE Start the supply air blower motor. Adjust the resistances in both the supply and the return air duct systems to balance the airdistribution throughout the conditioned space. The job specifications may require that this balancing be done by s...

Page 32 - SUPPLY AIR DRIVE ADJUSTMENT; EXAMPLE; FIGURE 23 - DRY COIL DELTA P; • Existing DD = New DD

035-17311-002-A-0803 32 Unitary Products Group SUPPLY AIR DRIVE ADJUSTMENT At unit start-up, the measured CFM may be higher or lowerthan the required CFM. To achieve the required CFM, thespeed of the drive may have adjusted by changing the datumdiameter (DD) of the variable pitch motor sheave asdesc...

Page 33 - OPERATION; SEQUENCE OF OPERATIONS OVERVIEW; For the Predator; TABLE 30: ADDITIONAL STATIC RESISTANCE; CFM; TABLE 31: MOTOR SHEAVE DATUM DIAMETERS

035-17311-002-A-0803 Unitary Products Group 33 OPERATION SEQUENCE OF OPERATIONS OVERVIEW For the Predator ® series of units, the thermostat makes a cir- cuit between "R" and "Y1" for the first stage of cooling. The call is passed to the Unit Control Board (UCB), whichthen determines ...

Page 34 - COOLING SEQUENCE OF OPERATION; free cooling is available) or the first available compressor

035-17311-002-A-0803 34 Unitary Products Group COOLING SEQUENCE OF OPERATION CONTINUOUS BLOWER By setting the room thermostat fan switch to "ON," the supplyair blower will operate continuously. INTERMITTENT BLOWER With the room thermostat fan switch set to "AUTO" and thesystem switch...

Page 35 - COOLING OPERATION ERRORS; SAFETY CONTROLS

035-17311-002-A-0803 Unitary Products Group 35 COOLING OPERATION ERRORS Each cooling system is monitored for operation outside of theintended parameters. Errors are handled as described below.All system errors override minimum run times for compres-sors. HIGH-PRESSURE LIMIT SWITCH During cooling ope...

Page 36 - VOLTAGE

035-17311-002-A-0803 36 Unitary Products Group a compressor too soon after its previous run. Additionally, aminimum run time is imposed any time a compressor is ener-gized. The ASCD is initiated on unit start-up and on any compressorreset or lock-out. FLASH CODES The UCB will initiate a flash code a...

Page 37 - CHARGING THE UNIT; TABLE 34: 7.5 TON STANDARD EFFICIENCY SUPERHEAT CHARGING; Outdoor

035-17311-002-A-0803 Unitary Products Group 37 START-UP (COOLING) PRESTART CHECK LIST After installation has been completed: 1. Check the electrical supply voltage being supplied. Be sure that it is the same as listed on the unit nameplate. 2. Set the room thermostat to the off position. 3. Turn uni...

Page 38 - TABLE 35: 10 TON STANDARD EFFICIENCY SUPERHEAT CHARGING; TABLE 36: 12.5 TON STANDARD EFFICIENCY SUPERHEAT CHARGING

035-17311-002-A-0803 38 Unitary Products Group TABLE 35: 10 TON STANDARD EFFICIENCY SUPERHEAT CHARGING Outdoor Temp (°F) Superheat at Compressor Suction (°F) Airflow = 4000 CFM Indoor WB Temp (°F) 55 57 59 61 63 65 67 69 71 73 75 65 19.6 20.8 22.0 23.2 24.4 25.6 26.9 28.4 29.9 31.4 32.9 70 14.4 16.0...

Page 39 - NORMAL MAINTENANCE; GENERAL; FILTERS; to the condenser coils.; TROUBLESHOOTING

035-17311-002-A-0803 Unitary Products Group 39 NORMAL MAINTENANCE GENERAL FILTERS Inspect once a month. Replace disposable or clean perma-nent type as necessary. DO NOT replace permanent typewith disposable. MOTORS Indoor fan and outdoor fan motors are permanently lubricatedand require no maintenanc...

Page 40 - TABLE 37: UNIT CONTROL BOARD FLASH CODES; FIGURE 24 - BASIC TROUBLESHOOTING FLOWCHART

035-17311-002-A-0803 40 Unitary Products Group TABLE 37: UNIT CONTROL BOARD FLASH CODES Flash Code Description On Steady Control Failure - Replace Control Heart Beat Normal Operation 1 Flash Not Applicable 2 Flashes Control waiting ASCD * 3 Flashes HPS1 - Compressor Lock out 4 Flashes HPS2 - Compres...

Page 41 - COOLING TROUBLESHOOTING GUIDE; Loose wiring from the room thermostat to the UCB

035-17311-002-A-0803 Unitary Products Group 41 COOLING TROUBLESHOOTING GUIDE On calls for cooling, if the compressors are operating but thesupply air blower motor does not energize after a short delay(the room thermostat fan switch is in the “AUTO” position): 1. Turn the thermostat fan switch to the...

Page 44 - The UCB can be programmed to lock out compressor

Subject to change without notice. Printed in U.S.A. 035-17311-002-A-0803 Copyright © by Unitary Products Group 2003. All rights reserved. Supersedes: 035-17311-001-A-1202 Unitary 5005 Norman Products York OK Group Drive 73069 terminal. If 24 volts is not present, check for loose wiring from the Y1 “...