HomeMy WebLinkAbout32-M5-1 MECHANICAL DETAILSVANEVANENOTE:1.THE INTERIOR SURFACE OF ALL RADIUS ELBOWS SHALL BE MADE ROUND.2.ALL STANDARD RADIUS ELBOWS CAN BE SUBSTITUTED WITH SHORT RADIUS ELBOWS.ALL SHORT RADIUS ELBOWS SHALL HAVE VANES. VANES SHALL BE CONSTRUCTED,SUPPORTED AND FASTENED AS RECOMMENDED BY SMACNA.R SHALLEQUAL ORBEGREATERTHAN W.R SHALLEQUAL ORBEGREATERTHAN 1/3W.R SHALLEQUAL ORBEGREATERTHAN 1/6W.STANDARD RADIUS OR LONGRADIUS ELBOWSHORT RADIUS ELBOWWITH ONE VANESHORT RADIUS ELBOWWITH TWO VANESNOTE:1.ALL VANE ELBOWS SHALL BE CONSTRUCTED AND INSTALLED AS DETAILED BY SMACNA.2.WHEN W1 DOES NOT EQUAL W2, VANE SHALL BE SINGLE THICKNESS VANE TYPEREGARDLESS OF W DIMENSION.3.ALL SINGLE THICKNESS VANES SHALL HAVE A 2" RADIUS, 1 1/2" MAXIMUM SPACEBETWEEN VANES AND A 3/4" TRAILING EDGE.4.WHEN W EQUALS W2 AND W1 IS GREATER THAN 20" VANES SHALL BE DOUBLE VANETYPE.AIR SPLIT DUCT TAKE-OFF PLAN VIEWBRANCH DUCT TAKE-OFF PLAN VIEWSUPPLY REGISTER TAKE-OFFPLAN VIEWSUPPLY REGISTEROR BRANCH DUCTTURNING VANESMAINSUPPLYDUCTSEE FLOOR PLANFOR SPLITDIMENSIONPROVIDEVOLUMEDAMPERPROVIDEVOLUMEDAMPERADJUSTABLEMETAL RODOR LINKAGEREGISTERMAINSUPPLYDUCTVOLUME EXTRACTOR;ADJUSTABLE FROM FULLYCLOSED POSITION TO CFMNOTED ON FLOOR PLANS1/4 W OR4" MIN.MAIN SUPPLYDUCTDRAW-BAND CLAMP -TYPICAL EACH ENDINSULATED FLEXDUCTCEILING AIR DEVICE -TYPICALCEILINGMAX OFFSET ALLOWABLE: 2INCHES PER FOOT OF FLEXIBLEDUCT LENGTHINSULATEDRIGID METALDUCT ANDELBOWR/D=1.0 (MIN)TOSPIN-ININSULATED SPIN-INFITTING WITH MANUALDAMPER ANDACCESSIBLE INDICATINGHANDLE - TYPICALINSULATEDFLEX DUCTDRAW-BAND CLAMP -TYPICAL EACH ENDMAX OFFSET ALLOWABLE: 2INCHES PER FOOT OF FLEXIBLEDUCT LENGTHINSULATED SUPPLYAIR TRUNK DUCT -REFER TO PLAN1.TWO INSTALLATION OPTIONS ARE SHOWN. PROVIDE THEMOST SUITABLE OPTION BASED UPON ACTUAL DUCTLAYOUT, DIFFUSER LOCATION, AND FIELD CONDITIONS.WHERE FLEXIBLE DUCT RUN EXCEEDS THE MAXIMUMALLOWABLE LENGTH, PROVIDE THE LONG RUN, SIDE TAPINSTALLATION.2.FLEXIBLE DUCT: U.L. LISTED CLASS 1 AIR DUCT, TESTED INACCORDANCE WITH U.L. 181. MAXIMUM LENGTH ALLOWEDIS 5 FEET.3.SPIN-IN FITTING: FLARED TYPE WITH BUTTERFLY DAMPERAND INDICATING HANDLE. PROVIDE STRAIGHT-IN TYPESPIN-IN FITTING ONLY WHERE TRUNK DUCT SIZE WILL NOTALLOW THE INSTALLATION OF A FLARED TYPE FITTING.INSTALL DUCT INSULATION SO THAT DAMPER HANDLE ISACCESSIBLE AND VISIBLE ON THE BOTTOM OR SIDE OFTHE SPIN-IN FITTING.4.PROVIDE ACCESS TO DAMPERS LOCATED IN CEILINGSOTHER THAN LAY-IN TYPE CEILINGS.5.PROVIDE MINIMUM LENGTH OF FLEXIBLE DUCT WITH NOEXCESS LENGTH BETWEEN CONNECTION POINTS.INSTALL FULLY EXTENDED, NOT COMPRESSED.6.EXTEND FLEXIBLE DUCT A MINIMUM LENGTH OF ONE DUCTDIAMETER STRAIGHT FROM CONNECTION POINTS BEFOREBENDING. MAKE SMOOTH BENDS WITHOUT DEFORMINGDUCT CROSS-SECTION.7.PROVIDE ROUND-TO-RECTANGULAR INSULATED SHEETMETAL TRANSITION AT THE NECK OF THE CEILING AIRDEVICE AS NECESSARY FOR RECTANGULAR NECKDIFFUSERS/GRILLES.8.SUPPORT FLEXIBLE DUCT AS RECOMMENDED BYMANUFACTURER USING A MINIMUM OF 112 INCH WIDE BANDCLAMP. MAXIMUM HANGER SPACING IS 4 FEET WITH AMAXIMUM PERMISSIBLE SAG OF 12-INCH PER FOOTBETWEEN SUPPORTS. HANGERS MUST MAINTAIN ROUNDDUCT SHAPE.GRILLE CONNECTION DETAIL NOTES:1M5-1DUCTWORK RADIUS ELBOWSN.T.S.2M5-1DUCTWORK SQUARE VANE ELBOWSN.T.S.4M5-1SUPPLY DUCTWORK TAKE-OFFSN.T.S.3M5-1CEILING DIFFUSER/RETURNGRILLE CONNECTION DETAILN.T.S.AIRFLOWAIRFLOWAIRFLOWAIRFLOWAIR
FLOW
AIRFLOWAIR
FLOW LONG RUN, SIDE TAP INSTALLATIONBOTTOM TAP INSTALLATION12" INTERNALACOUSTICAL LININGPLENUMCEILINGTRANSFER GRILLESEE PLAN FOR SIZETRANSFER GRILLESEE PLAN FOR SIZEWALLSUPPORT (TYP.)FLEXIBLE DUCTSEE PLAN FOR SIZE6M5-1TRANSFER GRILLEN.T.S.7M5-1ROOF PIPING PORTALN.T.S.CONDUIT, REFRIGERANTLINES, GAS PIPE, ETC.,PASSING THRU ROOF TOEQUIPMENTSTAINLESS STEELDRAWBANDSA.I.B.S.COVERROOFFLASHINGPREFABCURBROOF LINERUBBER BOOTS12" MIN.GAS5M5-1ROOFTOP UNIT ELEVATIONN.T.S.FLEXIBLE CONNECTION (REMOVE FLEX CONNECTION FOR CONCENTRICDIFFUSER APPLICATION)ROOF-TOP AIR CONDITIONING UNITINSTALL UNITLEVELNEW GAS LINE ANDBALL VALVE.DIRTLEGSUPPLY
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