Lennox International Inc PWC183, PWC24E9.2, PWC302, PWC24E14.7, PWC24E4.8 Location, With Wall Sleeve

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LOCATION

The design is certifiedfor through-the-wallinstallationonly. The interiorportionsof theunit may be surroundedby a cJoset with clearancesto combustiblematerial held to O" at sides, 0" top and 0" frontof the plenum.

The grille sideof the unit maybe flush with or extendbeyond the faceof theexteriorwall, but shouldnot berecessed more than two (2) inchesfrom the face of the building and should not beobstructed with trees, landscapematerials, or building structure.

Thereis no minimum clearancerequired on locatinga unit to an interior corner of a building. If the unit is tobe enclos- ed, provisionsshouldbe madeallowing accessto the indoorside of the unit tot changing filters and for inspection. At least 33" ol unobstructed space should be provided in fronl of the indoorside, whether enclosed or not, to permit removal of the cooling chassis shouJdrepairs or inspection be required,

If this unit is installed in a residential garage it must be located or protectedto avoidphysical damage by vehicles. This unit must be installed so that no electrical componentsare exposedto water.

INSTALLATION

CAUTION:THE SLEEVEIS NOTINTENDEDAS THESOLESUPPORTFORTHE UNIT. AN ADDITIONALSUPPORTMUST

BE PROVIDEDNEARTHE RETURNOPENINGON THE UNIT FOR ADEQUATESUPPORT.THE USE OF VIBRATION ISOLATIONMATERIALBETWEENTHE UNIT AND THE SUPPORTIS RECOMMENDED.

CAUTION:THIS UNIT MUST BE INSTALLEOLEVELFORPROPERDRAINAGEOFTHE CHASSISBASEPANAND UNIT DRAINPAN.

WITHOUTWALL SLEEVE

Measure the size of the unit andprovidean openingin an outsidewallthat willaccepttheunit. Localordinancesmay require a steel lintel to supportthe wall abovethe opening.This opening must be square in all corners.

Position the unitsothat the gritles on the outsideface of the unit are flush or extendbeyondthe faceof the exterior wall, but not recessedmore than two (2) inchesfrom the face of the building. PROVIDEA SUPPORTUNDERTHE UNIT

INSIDETHE BUILDING.Make sure that theinsidesupport does not block the return air. The unit should be installed level.

Seal the spacebetweenthe unitand the buildingopening usinga non-hardeningcaulkingcompound.The sealmust be weather-tightto prevententrance ol moisture and waterinto the building. Make sure the drain holes in the base are not plugged with caulking.

WITH WALL SLEEVE

See the installationinstructionspacked with the wall sleeveto assembleand amountin a wall. Make sure that the

gaskets attachedtothe sleeve are not damaged. Assurethat the unit is completelyseatedagainst the gaskets on the wall sleeve.

Seal space between wail sleeveand building opening using non-hardeningcaulkingcompound.Thisseal must be water tight,

CONDENSATEDRAIN

Install the plastic drain tube (furnished) over the 5/8" O.D. fitting weldedto the condensatepan. Connectotherend of the drain tube totrapped drain line (See Figure 2). The plastic drain connectionto thechassisbaseis provided so that it may be disconnected from the permanent drain tubingin the baseof unit in the event it becomesnecessaryto remove the chassis assembly.

The drain line shouldpitch gradually downward at least 1" per 10 loot of horizontal run to the open drain.

Be certainthat the plaslic drain tubing has free drainage and is not crimpedor flattened at any bend,

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Contents IIIIIIIIIIIIll PWCInstallation EuctricalwiringPWC Drain Installation CAUT,ONMinimum Required Surface Area for Disposable Filters Application LimitationsAirFilter Table tHeating Defrost ControlDefrost Cycle Conducting any maintenance procedures SuctionConnection Diagram PWC with 5, 7 or 10 KW Heat Strip CAPACrR-RUNConnection Diagram PWC with 15 KW Heat StripConnection Diagram PWC with No Heat Strip Fin-r==Warranty on Replacement Components Warranty BeginsInstalled by Age Lennox International CompanyFrontof Z9- -,4 Instailing Wall Sleeve from InsideArmstrong AIR Conditioning INC LENNOXInternationalInc. CompanyInspectionof Shipment PWC 242 A-1AGeneral Electric HeatingWith Wall Sleeve CondensatedrainPA.T.OI. ,,,,,,.0 I, 0,I I Suerseoesi 00I PAE,O,O InstructionforsupportingpwcunitsDuctwork LimitationsCool Heat AIR FilterMooel no Powerand ControlwiringSequenceof Unit Operation Idnstallation Electricheating Location PART.OI DArEI 4-5-9I Supersedes NEWPA,TNOI 4tt94OOB4I DA EI 41594SUPERSEDESI Newi page OFtO Partno Modelno FilterareaminSystem Performance Defrostcontrolsettingdefrosttest CycletimeT2 = 60 Minutes PWC SuctionsuperheatNormal Maintenance Physicaland Electricaldata9Do9IOA.El .-5-lgSUE.SEOESl .EW I ,GEgOF,O Bujeiiiiii Iiiiii Installation Forward Keep this Manual in a Safe Place for Ready ReferencePartNo SOF089 Supersedes 30790G082 30?90F089 Date 149 Supersedes Table of Contents InstallationMaintenance and Service Operation Instructions307g0F089 Date Supersedes 30790G082Pageof12 Freezing Pan No 307g0F089 PWGI8E7.2 DateSingle Entry Supply Multiple Entry SupplyThermostat 30790F089 Date Supersedes 30790G082 Operation Instructions 30790F089 Date 1o89 Supersedes 30790G082

PWC18E14.7, PWC18E4.8, PWC182, PWC24E7.2, PVVC24ElO.7 specifications

Lennox International Inc. is a leading provider of innovative heating, ventilation, and air conditioning (HVAC) solutions. Among its diverse range of products, the company offers various models of packaged water chillers designed for efficiency, performance, and reliability in commercial applications. The PWC18E10.7, PWC302, PWGI8E7.2, PWC182, and PWC242 are notable examples of Lennox's commitment to quality and advanced technology in packaged water chillers.

The Lennox PWC18E10.7 is a high-efficiency chiller featuring a compact design, making it suitable for space-constrained environments. With a cooling capacity of 18 tons, this model utilizes a scroll compressor for reliable operation and low energy consumption. Its advanced microchannel coil technology enhances heat transfer efficiency, allowing for better cooling performance with a reduced refrigerant charge.

The PWC302 is another robust offering, boasting a cooling capacity of 30 tons. This model is designed for outdoor installation, equipped with fully controllable variable-speed fans that adapt to varying load conditions. The PWC302 is notable for its low noise levels, making it ideal for applications where sound restrictions are paramount. Its advanced controls also provide flexibility in managing energy usage, further enhancing its appeal for eco-conscious businesses.

The PWGI8E7.2 is distinguished by its inverter-driven compressor, which allows for precise temperature control and enhanced efficiency. This model, with an 8-ton cooling capacity, is particularly suited for environments requiring consistent cooling. Its compact footprint coupled with high energy efficiency ratings means it can be easily integrated into existing systems while ensuring optimal performance.

The PWC182, another capable unit, is designed with a focus on durability and ease of maintenance. Features such as a corrosion-resistant cabinet and user-friendly access panels make it a practical choice for facilities managers. The PWC182 operates quietly and efficiently, ensuring minimal disruption in operational settings.

Lastly, the PWC242 provides a larger cooling capacity of 24 tons, making it ideal for medium to large commercial spaces. Its advanced refrigerant management system optimizes performance while meeting environmental regulations. All these models incorporate advanced electronic controls, which enhance operational efficiency and provide real-time monitoring capabilities, allowing users to optimize energy consumption based on actual demand.

In summary, Lennox International offers a range of advanced packaged water chillers, including models like the PWC18E10.7, PWC302, PWGI8E7.2, PWC182, and PWC242. Each model features cutting-edge technologies aimed at delivering high efficiency, reliability, and ease of use, making them suitable choices for commercial applications seeking sustainable and effective HVAC solutions.
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