York DM090 installation manual Installation Safety Information, Preceding Installation

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035-17311-003-A-0704

INSTALLATION

INSTALLATION SAFETY INFORMATION

Read these instructions before continuing this appliance installation. This is an outdoor combination heating and cool- ing unit. The installer must assure that these instructions are made available to the consumer and with instructions to retain them for future reference.

1.Install this furnace only in a location and position as specified on Page 11 of these instructions.

2.This equipment is not to be used for temporary heating of buildings or structures under construction.

PRECEDING INSTALLATION

1.Remove the two screws holding the brackets in the front, rear and compressor side fork-lift slots.

Bracket

Turn down

Screws

 

FIGURE 1 - UNIT SHIPPING BRACKET

2.Turn each bracket toward the ground and the protective plywood covering will drop to the ground.

3.Remove the condenser coil external protective covering prior to operation.

4.Remove the toolless doorknobs and instruction packet prior to installation.

Condenser

Coil External

Protective

Covering

Barometric Relief Hood in Shipping Loca- tion (if included)

FIGURE 2 - CONDENSER COVERING

Toolless

Doorknobs

Installation

Instruction

Packet

FIGURE 3 - COMPRESSOR SECTION

LIMITATIONS

These units must be installed in accordance with the follow- ing:

In U.S.A.:

1.National Electrical Code, ANSI/NFPA No. 70 - Latest Edition

2.Local building codes, and

3.Local plumbing and waste water codes, and

4.Other applicable local codes.

Refer to Tables 1 & 2 for unit application data.

If components are to be added to a unit to meet local codes, they are to be installed at the dealer’s and/or customer’s expense.

Size of unit for proposed installation should be based on heat loss/heat gain calculation made according to the methods of Air Conditioning Contractors of America (ACCA).

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Unitary Products Group

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Contents Installation Manual Table of Contents List of Figures List of Tables Inspection Safety ConsiderationsGeneral Reference½ 12½ Ton Predator Model Number Nomenclature NomenclatureNOMENCLATURE, Additonal Options Johnson UNT Controller, DFS, APS & Phase Monitor Technicoat Condenser Coil, Phase Monitor, & Coil Guard Installation Safety Information InstallationPreceding Installation Location Unit Temperature LimitationsRigging and Handling Point Load Weight Length of Forks Must be a Minimum of 60 InchesDetail B Detail a Detail CBottom Duct Openings from Above Ductwork Duct CoversSide Panels with Hole Plugs Condensate Drain Power and Control Wiring Thermostat WiringControl Wire Sizes Power Wiring DetailElectronic Thermostat Field Wiring RLA Electrical Data DM120 10 TON with Power Convenience Outlet 380 11.5 75.0Physical Data OPTIONS/ACCESSORIESMinimum Supply AIR CFM Economizer and Power Exhaust SET Point Adjustments and InformationEnthalpy SET Point Chart Supply AIR Limitations PhasingBlower Rotation Belt Tension1/2 TON Standard Motor Down Shot Blower PERFORMANCE* † 1/2 TON Optional Motor Down Shot Blower PERFORMANCE* †10 TON Standard Motor Down Shot Blower PERFORMANCE* † 10 TON Optional Motor Down Shot Blower PERFORMANCE* †12-1/2 TON Standard Motor Down Shot Blower PERFORMANCE* † 12-1/2 TON Optional Motor Down Shot Blower PERFORMANCE* †1/2 TON Standard Motor Side Shot Blower PERFORMANCE* † 1/2 TON Optional Motor Side Shot Blower PERFORMANCE* †10 TON Standard Motor Down Shot Blower PERFORMANCE* † 12-1/2 TON Standard Motor Side Shot Blower PERFORMANCE* † 12-1/2 TON Optional Motor Side Shot Blower PERFORMANCE* †Checking AIR Quantity Indoor Blower SpecificationsAIR Balance Method ONE Method TWODRY Coil Delta P Supply AIR Drive Adjustment Motor Sheave Datum Diameters OperationAdditional Static Resistance Sequence of Operations OverviewCooling Sequence of Operation Safety Controls Compressor ProtectionElectric Heating Sequence of Operations Electric Heating Operation ErrorsElectric Heat Limit Setting Electric Heat Antictpator SetpointsSTART-UP Cooling Charging the Unit10 TON Standard Efficiency Superheat Charging 12.5 TON Standard Efficiency Superheat ChargingGeneral Normal Maintenance TroubleshootingPredator Flash Codes Basic Troubleshooting Flowchart Unit Control Board Flash CodesCooling Troubleshooting Guide Unitary Products Group 035-17311-003-A-0704 Unitary 5005 Norman Products York Group Drive 73069