Lennox International Inc PWC182, PWC24E9.2, PWC302 Normal Maintenance, Physicaland Electricaldata

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[PARTNOI 4t_g4DOg4I DATE] 4iS-g,I SUPERSEOESI NEWI RAGE8OF_O

MAINTENANCE

NORMAL MAINTENANCE

WARNING: PRIOR TO ANY OF THE FOLLOWING MAINTENANCE PROCEDURESSHUT OFF ALL ELECTRICALPOWERTO THE UNIT. FAILTURETO DOSO COULDCAUSE PERSONALIN-

JURY.

Periodic inspectionand maintenancenormallyconsistsof changing or cleaningfilters and (under someconditions) cleaning the coils.

FILTER- supplied. Inspect oncea month.Replacedisposable,or clean permanenttypeas necessary. DONOTreplace permanenttype with disposable.

MOTORS- indoorand outdoortan motors are permanentlylubricatedand requireno maintenance.

OUTDOORCOIL- Foreignmaterial shouldnot be allowedtoaccumulateon the outdoor coilsurfaceor other parts in the air circuit. Cleaningshould beas oftenas necessaryto keepthe coil clean. Usea brush,vacuum cleanerattachment, or other suitable means. If water is used to clean the coil, be sure power to the unit is shut off prior to cleaning.

NOTE: CARESHOULDBE USEDWHENCLEANINGTHE COILSSO THAT THE COILFINS ARE NOTDAMAGED.

OUTDOORBASE DRAIN- Foreignmaterial should not be allowedto clogthe drain hole. Inspect and clear'drain open- ing prior to heating season.

PHYSICALAND ELECTRICALDATA

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Contents IIIIIIIIIIIIll Euctricalwiring PWCInstallationCAUT,ON PWC Drain InstallationTable t Application LimitationsAirFilter Minimum Required Surface Area for Disposable FiltersDefrost Control HeatingDefrost Cycle Suction Conducting any maintenance proceduresCAPACrR-RUN Connection Diagram PWC with 5, 7 or 10 KW Heat StripPWC with 15 KW Heat Strip Connection DiagramFin-r== Connection Diagram PWC with No Heat StripWarranty Begins Warranty on Replacement ComponentsInstalled by Lennox International Company AgeFrontof Instailing Wall Sleeve from Inside Z9- -,4LENNOXInternationalInc. Company Armstrong AIR Conditioning INCElectric Heating PWC 242 A-1AGeneral Inspectionof ShipmentCondensatedrain With Wall SleeveInstructionforsupportingpwcunits PA.T.OI. ,,,,,,.0 I, 0,I I Suerseoesi 00I PAE,O,OAIR Filter LimitationsCool Heat DuctworkPowerand Controlwiring Mooel noSequenceof Unit Operation Idnstallation Electricheating Location NEW PART.OI DArEI 4-5-9I SupersedesPA,TNOI 4tt94OOB4I DA EI 41594SUPERSEDESI Newi page OFtO Modelno Filterareamin PartnoPWC Suctionsuperheat Defrostcontrolsettingdefrosttest CycletimeT2 = 60 Minutes System PerformancePhysicaland Electricaldata Normal Maintenance9Do9IOA.El .-5-lgSUE.SEOESl .EW I ,GEgOF,O Bujeiiiiii Iiiiii Installation Keep this Manual in a Safe Place for Ready Reference ForwardPartNo SOF089 Supersedes 30790G082 Operation Instructions Table of Contents InstallationMaintenance and Service 30?90F089 Date 149 Supersedes307g0F089 Date Supersedes 30790G082Pageof12 Freezing Pan No 307g0F089 Multiple Entry Supply DateSingle Entry Supply PWGI8E7.2Thermostat 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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