York DM150 User Manual

INSTALLATION MANUAL - 50 HzCAUTION: READ ALL SAFETY GUIDES BEFORE YOU BEGIN TO INSTALL YOUR UNIT.SAVE THIS MANUALSINGLE PACKAGE AIR CONDITIONERS ANDSI

127408-YIM-B-060610 Unitary Products Group LOCATIONUse the following guidelines to select a suitable location forthese units:1. Unit is designed for

127408-YIM-B-0606Unitary Products Group 11FIGURE 7 - UNIT CENTER OF GRAVITYCLEARANCESAll units require particular clearances for proper operation ands

127408-YIM-B-060612 Unitary Products Group NOTE: A one-inch clearance must be provided betweenany combustible material and the supply ductworkfor

127408-YIM-B-0606Unitary Products Group 13.FIGURE 9 - BOTTOM DUCT OPENINGS (FROM ABOVE)3 2 - 1 1 / 1 6( 8 3 0 )6 - 1 3 / 1 6( 1 7 5 )6 - 1 3 / 1 6( 1

127408-YIM-B-060614 Unitary Products GroupDUCTWORKDuctwork should be designed and sized according to themethods in Manual D of the Air Conditioning Co

127408-YIM-B-0606Unitary Products Group 15Note orientation. Panel is “insulation” side up.CONDENSATE DRAINThe side condensate drain is reversible and

127408-YIM-B-060616 Unitary Products GroupTHERMOSTAT WIRINGThe thermostat should be located on an inside wall approxi-mately 56 inches (1422 mm) above

127408-YIM-B-0606Unitary Products Group 17FIGURE 17 - ELECTRONIC THERMOSTAT FIELD WIRINGW 2R CR HY 1Y 2W 1GCX 1X 3X 4A 1A 2TTW 2Y 1Y 2W 1GCO C CXRT H

127408-YIM-B-060618 Unitary Products GroupFIGURE 19 - FIELD WIRING DISCONNECT - COOLING UNIT WITH OR WITHOUT ELECTRIC HEATTERMINAL BLOCK TB1FIELD SUPP

127408-YIM-B-0606Unitary Products Group 19TABLE 10: ELECTRICAL DATA 7-1/2 TON Voltage*CompressorsODFanMotorsSupply BlowerMotor FLAPwr ExhMotorElectric

127408-YIM-B-06062 Unitary Products GroupTABLE OF CONTENTSGENERAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5SAFETY CONS

127408-YIM-B-060620 Unitary Products GroupTABLE 12: ELECTRICAL DATA 12-1/2 TON Voltage*CompressorsODFanMotorsSupply Air BlowerMotor FLAPwr ExhMotorEle

127408-YIM-B-0606Unitary Products Group 21OPTIONAL ELECTRIC HEATThe factory-installed heaters are wired for single point powersupply. Power supply nee

127408-YIM-B-060622 Unitary Products GroupNOTE: Maximum capacity of pipe in cubic feet of gas perhour based upon a pressure drop of 0.3 inch W.C.and 0

127408-YIM-B-0606Unitary Products Group 23LP UNITS, TANKS AND PIPINGAll gas heat units are shipped from the factory equipped fornatural gas use only.

127408-YIM-B-060624 Unitary Products Groupcabinet, if the unit has factory installed options. If fieldinstalled accessories are being installed all pa

127408-YIM-B-0606Unitary Products Group 25FIGURE 23 - ENTHALPY SET POINT CHART40(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)

127408-YIM-B-060626 Unitary Products GroupPHASINGPredator® units are properly phased at the factory. Check forproper compressor rotation. If the blowe

127408-YIM-B-0606Unitary Products Group 27TABLE 18: BLOWER PERFORMANCE 7-1/2 TON STANDARD MOTOR - SIDE DUCT (IMPERIAL)ESP(iwg)Turns Open012345CFM Watt

127408-YIM-B-060628 Unitary Products GroupTABLE 22: BLOWER PERFORMANCE 10 TON STANDARD MOTOR - SIDE DUCT (IMPERIAL)ESP(iwg)Turns Open012345CFM Watts B

127408-YIM-B-0606Unitary Products Group 29TABLE 25: BLOWER PERFORMANCE 10 TON OPTIONAL MOTOR - SIDE DUCT (METRIC)ESP(Pa)Turns Open012345m3/sIn(kW)Out(

127408-YIM-B-0606Unitary Products Group 3LIST OF FIGURESFig. # Pg. #1 UNIT SHIPPING BRACKET . . . . . . . . . . . . . . . . . . . . . 82 CONDENSER COV

127408-YIM-B-060630 Unitary Products GroupTABLE 28: BLOWER PERFORMANCE 7-1/2 TON STANDARD MOTOR - DOWNSHOT (IMPERIAL)ESP(iwg)Turns Open012345CFM Watts

127408-YIM-B-0606Unitary Products Group 31 TABLE 31: BLOWER PERFORMANCE 7-1/2 TON OPTIONAL MOTOR - DOWNSHOT (METRIC)ESP(Pa)Turns Open012345m3/sIn(kW)O

127408-YIM-B-060632 Unitary Products GroupTABLE 34: BLOWER PERFORMANCE 10 TON OPTIONAL MOTOR - DOWNSHOT (IMPERIAL)ESP(iwg)Turns Open012345CFM Watts BH

127408-YIM-B-0606Unitary Products Group 33NOTES FOR TABLE 18 THROUGH TABLE 37: • Blower performance includes dry coil and two-inchfilters.• Blower per

127408-YIM-B-060634 Unitary Products GroupAIR BALANCEStart the supply air blower motor. Adjust the resistances in both the supply and the return air

127408-YIM-B-0606Unitary Products Group 35FIGURE 26 - DRY COIL DELTA P 50" CABINET'0'0$LUIORZ&)0'U\&RLO&apos

127408-YIM-B-060636 Unitary Products GroupSUPPLY AIR DRIVE ADJUSTMENTAt unit start-up, the measured CFM may be higher or lowerthan the required CFM. T

127408-YIM-B-0606Unitary Products Group 37TABLE 39: ADDITIONAL STATIC RESISTANCE 50” CABINET (IMPERIAL)CFMCooling Only*Economizer† ‡Electric Heat KW†9

127408-YIM-B-060638 Unitary Products GroupTABLE 41: ADDITIONAL STATIC RESISTANCE 50” CABINET (METRIC)M3S Cooling Only*Economizer† ‡Electric Heat kW†9

127408-YIM-B-0606Unitary Products Group 39TABLE 43: MOTOR SHEAVE DATUM 1VM50x7/8(1-1/2, 2 & 3 HP Motor)1VP56x1-1/8(5 HP Motor)Turns OpenDatum Dia.

127408-YIM-B-06064 Unitary Products GroupLIST OF TABLESTbl. # Pg. #1 UNIT VOLTAGE LIMITATIONS . . . . . . . . . . . . . . . . . . 102 UNIT TEMPERATURE

127408-YIM-B-060640 Unitary Products GroupOPERATIONSEQUENCE OF OPERATIONS OVERVIEWFor the Predator® series of units, the thermostat makes a cir-cuit b

127408-YIM-B-0606Unitary Products Group 41ECONOMIZER WITH POWER EXHAUST - A unit equipped with an economizer (single or dual enthalpy)and a power exha

127408-YIM-B-060642 Unitary Products Groupaffected by any safety/preventive action. The other refrigerantsystem will continue in operation unless it i

127408-YIM-B-0606Unitary Products Group 43GAS HEATING SEQUENCE OF OPERATIONSWhen the thermostat calls for the first stage of heating, thelow-voltage c

127408-YIM-B-060644 Unitary Products GroupAny time the UCB senses voltage at the GV without a call forheat for a continuous five-minute period, the UC

127408-YIM-B-0606Unitary Products Group 45START-UP (COOLING)PRESTART CHECK LISTAfter installation has been completed:1. Check the electrical supply vo

127408-YIM-B-060646 Unitary Products Group3. Open gas heat access panel.4. Turn gas valve clockwise to “OFF” position (See Figure 29).MANIFOLD GAS PRE

127408-YIM-B-0606Unitary Products Group 47NOTE: To find the Btu input, multiply the number of cubicfeet of gas consumed per hour by the Btu content of

127408-YIM-B-060648 Unitary Products GroupCHARGING THE UNITThese units should be charged using the superheat method.Super heat charging data is shown

127408-YIM-B-0606Unitary Products Group 4912-1/2 ton unit uses TXV. Charge the unit to 10° subcooling.TABLE 51: 10 TON SUPERHEAT CHARGINGOutdoorTemp (

127408-YIM-B-0606Unitary Products Group 5GENERALYORK® Predator® units are single package air conditionerswith optional gas heating designed for outdoo

127408-YIM-B-060650 Unitary Products GroupTROUBLESHOOTING PREDATOR® FLASH CODESVarious flash codes are utilized by the unit control board (UCB) to ai

127408-YIM-B-0606Unitary Products Group 51 FIGURE 30: UNIT CONTROL BOARDTABLE 53: IGNITION CONTROL FLASH CODESFLASHES FAULT CONDITIONS CHECKSTEADY ON

127408-YIM-B-060652 Unitary Products GroupFIGURE 31 - BASIC TROUBLESHOOTING FLOWCHARTMonitorMonitoredSystemsProblem?Call forCooling?Call forHeating?C

127408-YIM-B-0606Unitary Products Group 53 FIGURE 33 - TRIP FAILURE FLOW CHARTT r i p / F a i l u r eL o s s o fL S I n p u tE n e r g i z e b l

127408-YIM-B-060654 Unitary Products GroupCOOLING TROUBLESHOOTING GUIDEOn calls for cooling, if the compressors are operating but thesupply air blower

127408-YIM-B-0606Unitary Products Group 559. If 24 volts is present at the UCB Y1 terminal and none of the protection switches have opened, the UCB ma

127408-YIM-B-060656 Unitary Products Grouplow-pressure switch, or freezestat. Check for 24 volts at the HPS2, LPS2, and FS2 terminals of the UCB. If

127408-YIM-B-0606Unitary Products Group 5711. If 24 volts is present at the UCB Y1 terminal and the compressor is not out due to a protective switch t

127408-YIM-B-060658 Unitary Products Group9. If the blower motor runs with the fan switch in the “ON” position but does not run shortly after the furn

127408-YIM-B-0606Unitary Products Group 59

127408-YIM-B-06066 Unitary Products GroupREFERENCEAdditional information is available in the following referenceforms:• Technical Guide - DM090-150, 2

Subject to change without notice. Printed in U.S.A. 127408-YIM-B-0606Copyright © 2006 by Unitary Products Group. All rights reserved. Supersedes: 1274

127408-YIM-B-0606Unitary Products Group 7NOMENCLATURED M 090 N10 A 7 A AA 3 0 1 2 4 AD = A/C, Single Pkg., R-22Product CategoryA = Std. MotorAirflowB

127408-YIM-B-06068 Unitary Products GroupINSTALLATIONINSTALLATION SAFETY INFORMATIONRead these instructions before continuing this applianceinstallati

127408-YIM-B-0606Unitary Products Group 9 LIMITATIONSThese units must be installed in accordance with the follow-ing:1. Local building codes, and2. Lo