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HomeMy WebLinkAboutApplication Engineering for Heating & CoolingY APPLICATION ENGINEERING FOR HEATING AND COOLING 239 HOMETTE CORP PO Box 2648 Ocala, FL 34478-2648 Manufacturer's Model #: 6233-MA HVAC System Type: OVERHEAD GRAD FLEX FOR UP -FLOW (SPLIT A/C) Prepared By LaSalle Air Systems 10Q2019 {Method & Output 2019) All tights reserved: this informalion proprietary to LaSalle Bristol Co. and 239 HOMETTE CORP Calculations on this page are based on design slandanls setforth in ASHRAE andACCA Manuals JRev 8.2 and D Rev 1.1. System registers are located torbest distribution based on Manual T. Design calculations are based on worst case orientation. Room loads may vary based on actual conditions. ENTIRE HOUSE VALUES - DESIGN ZONE: FL, Region 2A FBC (2017)IIECC (2015) 30N Latitude COOLING LOAD: 33,375 Btuh for Outside Temp/Humidity of 96 o F ( 35 C)/ 48% and Inside reduced to 75 o F ( 23 C)/ 50% HEATING LOAD; 34,027 Btuh based on outside temp of 17 ° F (-9 C) with inside temp raised to 73 o F (22 C) Crawlspace is not heated by the primary air handier. Actual UA = 376.1 Max UA (Table R402.1.2) = 343.8 Use net wall area, not gross wall CONSTRUCTION DETAILS & U / SHGC VALUES: (11+Non-ins Rim- 19-19) Total Cond. Floor Area: 1691.67 s.f. TRUE Outside Perimeter. 175.33 ft Levo 1 Ceding: 96, to 96 in. Level 2 Ceding: O to 0 in. Level 3 Ceding: 0 to 0 in. Net Roof Area (less ducts): 1508.7 s.f. Primary Wall Area: 1183.89 s.f. (Net) Dark Roof(U): 0.050 FLOOR DUCTS (U): n/a Duct TEL Secondary Wall Area: 0.00 s.f. (Net) Prim Wall (U): 0.059 ATTIC DUCTS (U): 0.125 494.7It TOTAL Low-E window 135.50 s.f. Sec Wall (U): 0.030 EXT. DUCTS (U): 0.125 TOTAL S.G.Q. 40.00 0. Exp Floor(U): 0.086 INFLOOR DUCT AREA: 0 S.F. @ 51 TO/ 29.8. TO TOTAL Shaded Low-E wi 0.00 s.f. Low-E wi 0.350 10.28 ATTIC DUCT AREA 317 S.F. @ 95 To/ 94.1 TO TOTAL Shaded S.G.D. 0.00 s f. S.G.D. 0.350 10.28 EXT. DUCT AREA 0 S.F. @ 95 To/ 49 TD TOTAL Doorl Area: 4328 s.f. Shaded L 0.350 / 0.05 PEOPLE: 4 2961.5 Btuh Total Appliances TOTAL Doo2 Area: 0.00 s f. Shaded 5 0.360 / 0.05 FIREPLACES: 0 All Glass % of Floor. 10.37 % Door 1: 0.350 DUCT GAIN: @ Semi -Tight 4162 Btuh All Glass % of Wall: 12.51 % Door 2: 0.350 DUCT LOSS: 4899 Btuh LATENT GAIN: 6472 Btuh Summer lnfdtr(7.5mph): 31.1 cfm Mach. Ventilation : 89.34 cfn (42.1 Us) Altitude: 40 it Winter infiltration (15 mph): 58.6 efm @ Seml-Tight ROOM BY ROOM VALUES: 933.1 FPM, max velocity in trunk#: 2 Heat Exiting Fumace: 94 deg, A/C Exiting: 50 deg NOTICE: Due to glass area variations, the hourly cooling loads may not be balanced by a single -zone system HEATING COOLING CFM ROOM NAME LOSS (Btu) GAIN (Btu) DIST Living Room h 6,196 5,998 214 WIC c 740 537 33 Bedroom#1 c 5.487 6,664 218 Bath #1 h 3,546 3,247 122 Utility h 2,382 1,867 82 Ktchen h 3.413 2,586 118 Dining c 3,25.8. 4.030 143 Bedroom #2 c 3,445 3,369 120 Bedroom #3 h 3,890 3,722 134 Bath #2 h 1,670 1.434 58 TOTALS 34,027 33.375 1,243 0.22 Max pressure at A/H Cooling Air Heating Air Values for Values for 40 10.0 KW Maximum A/C capacity 3 ton unit 90 % Gas/Od Elea Calibrated Blower Test CFM Btuh CFM Btuh E Btuh Btuh (altadj) 224 6,406 212 6,465 6,127 8,000 195 5,589 185 5,641 5,346 6,990 151 4,323 143 4,363 4,135 5,403 46 1,302 43 1,314 1,246 1,625 128 3,664 121 3,698 3,505 4,582 166 4.730. 157 4,702 4.5.32 51910. 169 4,564 150 4,595 4,355 5,680 150 4,304 142 4,343 4,117 5,507 26 740 24 747 708 923 1,245 35,620 1,177 35.947 34,070. 44.620. Y APPLICATION ENGINEERING DUCT AIR FLOW AND SIZING WORKSHEET (MANUAL D) Manufacturer. 239 HOMEfTE CORP Model #: 6233-MA PO Box 2648 WAG System Type: OVERHEAD GRAD FLEX FOR UP -FLOW (SPLIT A/C) Ocala, FL 34478-2648 Design Zone: FL, Region 2A FBC (2017)/IECC (2015) Prepared by LaSalle Air Systems 10/2/2019 All rights reserved. This information proprietary to LaSalle Bristol Co. and 239 HOMEITE CORP Calculations include factors forduct airtemperabne change and pressure drops through ducts. A/lioirds are bghtfir rifted orseated Blomr UFM 1372 0 P.O. E.S.P. TEL= 544.7,567 FR= 0.0899 (A/C Coil included) Altitude = 40 It User Input BRANCH DUCT LISTING ANALYSIS Elec (Altitude Adj.) Final Final BR Trunk Metal F. G. Flax Bends/ Total Eq. Heat Cod Heat Cool Design Round Rectangle Size Round Velocity # # (ft) (ft) (ft) Fdtings(ft) Length Btuh Btuh dm dm dm Size (i.d.) x (i.d.) Size fpm 1 Bedroom #1 3 0 4 22 334.4 360A 2,691 3,229 109 114 114 6.52 6.0 579.3 2 Bedroom#1 3 0 4 11 331.1 346.1 2,796 3,355 114 118 lie 6.52 6.0 602.1 3 Living Room 3 0 4 13 331.7 348.7 2,736 Z649 111 93 111 6.37 6.0 567.0 4 Living Room 4 Q Q 29 389.7 418.7 3,460 3,349 141 118 141 7.51 7.D 526.7 5 Bath #2 5 0 0 35 430.1 465.1 1.670 1,434 68 51 68 6.87 4.0 778.5 6 Bedroom #3 5 0 0 43 461.7 494.7 3,890 3,722 158 131 158 8.30 8.0 453.4 7 Bath #1 6 0 4 19 272.4 295A 916 838 37 30 37 3.97 4.0 426.9 8 Bath #1 6 0 4 10 288 302.0 2,630 2,409 107 85 107 5.94 6.0 545.0 9 Utility 2 0 4 9 227.1 240.1 Z382 1,867 97 66 97 5.35 4.0 1110.7 10 Kitchen 2 0 4 20 230A 254.4 3,413 2,586 139 91 139 6.24 6.0 707.2 11 Dining 7 0 4 26 278.7 308.7 3,258 4,030 133 142 142 6.76 7.0 531.3 12 Bedroom #2 7 0 4 41 278.2 323.2 3,445 3,369 140 119 140 6.85 7.0 524.4 N/A Other Rooms 1,230 953 34,027 33,375 1,354 1.157 1,372 TRUNK DUCT LISTING ANALYSIS TRUNK# 1 TRUNK# 2 TRUNK# 3 TRUNK # 4 TRUNK# 5 TRUNK# 6 TRUNK# 7 TRUNK# 8 TRUNK # 9 TRUNK# 1Q TRUNK# 11 TRUNK# 12 TRUNK# 13 TRUNK # 14 TRUNK # 15 LONGEST RETURN DUCT 4 90 94.0 34,027 33,375 1372 12.79 16.0 983.0 4 94 98.0 33,287 32,838 1372 12.84 13 16 15.7 950.2 5 2421527 247,4 17,243 17,739 710 11,69 12A 904A 21 303.824 324.8 9,020 8,506 367 9.90 10.0 672.8 6 370.269 376.3 5.560 5,167 226 8.67 9.0 512.0 5 178.959 184.0 3,546 3,247 144 5.82 6.0 734.8 19 183.159 202.2 6,703 7,399 282 7.85 9.0 638.6 - - 0 0 0 - - 0 0 0 _ Q 0 0 - - 0 0 0 - - 0 0 0 Q 0 0 - - 0 0 0 17 - 0 50 50 1372 12.25 19 19 20.8 547.5