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542E REQUIRED CLEARANCE (Inches) <br /> Top of unit ..................48 Blower access door end....30 <br /> Duct side of unit.............12 End opposite blower B <br /> Compressor access door access end...............12 <br /> side...........:............30 Bottom of unit above 4 <br /> anticipated snow level.... 6 - <br /> .. 516 . I F E�HN�-F- I <br /> CONTROL ACCESS DOOR <br /> S Fes-N <br /> B DIA -DIA HIGH-VOLTAGE q <br /> COMPRESSORLOW-VOLTAGE INLET WITH MULTIPLE., SUPPLY-AIR RETURN-AIR <br /> ACCESS DOOR-\, INLET KNOCKOUTS OUTLET INLET <br /> 7 <br /> SLOTS1116 76 3 BLOWER 7 <br /> FOR _� g ACCESS 2i6 <br /> FORK I �r - DOOR C R <br /> �3 LIFT <br /> 4 g 16 3 8 ,LF <br /> T T 1� <br /> 2 2 i 2\ DIA / <br /> L 62 6- KNOCKOUT ELECTRIC HEAT <br /> P 28 P J HIGH-VOLTAGE INLET WITH <br /> �� �3MPT DRAIN K MULTIPLE KNOCKOUTS <br /> V G 4CONNECT ION A79071 <br /> 542E DIMENSIONS (Inches) <br /> Size A B C D E F G H J <br /> 024&030 60-3/16 32-3/16 24-13/16 21 11-1/2 13-5/16 54 6-7/8 6-15/16 <br /> 036 60-3/16 32-3/16 24-13/16 21 13-3/4 13-5/16 54 4-5/8 6-15/16 <br /> 042,048,&060 68-3/16 40-3/16 30-13/16 21 16-3/8 17-5/16 61-3/16 5-1/8 7-1/2 <br /> Sizes K I L I M I N P I R I S I T I U V <br /> 024&030 18-1/81 3 1 15-3/32 1 12-9/161 13 1,28-9/16 137-1/8 1 2 1 7/8 27-3/8 <br /> 036 18-1/8 3 1 15-3/32 12-9/16 13 1 28-9/16 37-1/8 2 1 7/8 27-3/8 <br /> 042,048,&060 25 1 3-3/8 1 20-3/32 1 15-1/8 16-19/32 34-9/16 1 44-1/4 2 1 7/8 1 33-11/16 <br /> Figure 3-542E Dimensional Drawing <br /> TABLE I-RATINGS, PERFORMANCE, & RECOMMENDED FILTER SIZES <br /> MODEL 542E 542D <br /> SIZE 024 030 036 042 048 060 060 <br /> SERIES A A A A A A A <br /> Rated Heating Capacity @ 47°F Btuh* 26,000 30,000 35,000 43,000 48,000 58,000 58,000 <br /> Total Power Consumption(Watts)* 2850 3300 3850 4700 5100 6300 6300 <br /> COP* 2.7 2.7 2.7 2.7 2.8 2.7 2.7 <br /> Rated Heating Capacity @ 17°F Btuh* 14,000 16,000 18,000 22,000 25,000 31,500 31,500 <br /> Total Power Consumption(Watts)* 2300 1 2650 3000 3650 1 4150 1 5200 5200 <br /> COP* 1.8 1.8 1.8 1.8 1.8 1.8 1.8 <br /> Rated Cooling Capacity @ 95°F Btuh* 25,500 30,000 35,000 43,000 47,000 58,000 58,000 <br /> Total Power Consumption(Watts)* 3350 3800 4650 5300 6100 7700 7700 <br /> EER 7.6 7.9 7.5 8.1 7.7 1 7.5 7.5 <br /> Rated Indoor Airflow Ft3/Min* 850 1050 1300 1550 1700 2000 2000 <br /> Rated External Static Pressure In.we)* 0.3 0.3 0.3 0.3 0.3 0.3 0.3 <br /> ARI Sound Rating Numbert 19 1 19 19 18 18 20 20 <br /> Recommended Minimum Filter Size Sq In.)* <br /> Standard-Type 408 504 624 744 816 960 ** <br /> Cleanable-or High-Capacity-Type 265 328 406 484 530 1 624 ** <br /> *Rated in accordance with ARI Standard 240-77. <br /> t Rated in accordance with ARI Standard 270-75. <br /> *Recommended field-supplied filter sizes shown are based on a velocity of 300 ft/min at the rated indoor airfow. <br /> **Two 20 x 20 x 2 high-capacity filters are furnished with Model 542D060. <br /> plenum, the accessory roof mounting curb must be installed 4 inches above the highest expected water level on the roof <br /> on and flashed into the roof before unit installation. The in- to prevent flooding. Consult local codes for installation re- <br /> structions for installing the curb are packaged with the quirements. <br /> curb. NOTE: See Figure 10 for a typical rooftop installation. <br /> CAUTCON;Be sure that the roof will support the additional B. Ground-Level Installation <br /> rweight Referto Figure 5 or;6 for weigh. in formation. Ona The unit must be placed on a solid level concrete pad that is <br /> downflti,w installation with a Model r�542D;or a Model"'S42JE a minimum of 4 inches thick and that extends approximate- <br /> a accessory downflow plenum where the accessory roof ly 2 inches beyond the casing on all four sides of the unit. <br /> mourit7g curb is not being used,the field=fabricated,support The unit does not need to be secured to the pad except when <br /> must bE°leveI and must properly support the unit and down required by local codes. <br /> fl Ow <br /> When installing a Model 542E without an accessory p NOTE: See Figure 11 for a typical ground level installation. <br /> g y down- C. Clearances <br /> flow plenum, place the unit on a level base that provides <br /> proper support.On flat roofs,be sure that the unit is at least The required minimum operating and service clearances are <br /> -2- <br />