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HomeMy WebLinkAboutM102_RoofMechPlanTYPICAL PACKAGED ROOFTOP UNIT PLUG VALVE UNION PIPE REDUCER PRESSURE REDUCING VALVE DIRT LEG PIPING BRANCH REFER TO PLANS FOR SIZE PIPE SUPPORT (TYPICAL) INSTALL GROMMET AT PENETRATION THRU CABINETRSRLEVAPORATOR COIL THERMAL EXPANSION VALVE SIGHTGLASS REFER TO MANUFACTURER FOR REFRIGERANT LINE SIZES AIR COOLED CONDENSING UNIT WITH FACTORY INSTALLED: 1. LIQUID LINE FILTER DRIER 2. SUCTION AND DISCHARGE LINE REFRIGERATION CHARGING CONNECTIONS FIELD BRAZED CONNECTIONS ISOLATION VALVE, TYP. CLEAN OUTPITCH DOWN TOWARD DRAIN CLEAN OUT DRAIN SHALL BE AT LEAST THE SAME SIZE AS THE NIPPLE ON THE DRAIN PAN FLOOR DRAIN AIR HANDLING UNIT DRAIN PAN 1"BAP = NEGATIVE PRESSURE (IN OF WATER) A = 1/2P + 2 IN B = 1 1/2P + 2 IN P PITCH DOWN TOWARD DRAIN CLEAN OUT DRAIN SHALL BE AT LEAST THE SAME SIZE AS THE NIPPLE ON THE DRAIN PAN FLOOR DRAIN AIR HANDLING UNIT DRAIN PAN 1"P = POSITIVE PRESSURE (IN OF WATER) A = P + 2 IN P CLEAN OUT AAA. METALLIC FLEXIBLE DUCT SHALL BE ATTACHED USING A MINIMUM OF THREE #8 SHEET METAL SCREWS EQUALLY SPACED AROUND THE DUCT'S CIRCUMFERENCE; DUCTS LARGER THAN 12"∅ SHALL HAVE A MINIMUM OF FIVE #8 SHEET METAL SCREWS. SCREWS SHALL BE LOCATED AT LEAST 1/2" FROM THE DUCT END. B. NON-METALLIC FLEXIBLE DUCT SHALL BE SECURED TO THE SLEEVE OR COLLAR USING A DRAW BAND. IF THE DUCT COLLAR EXCEEDS 12"∅, THE DRAW BAND MUST BE POSITIONED BEHIND A BEAD ON THE METAL COLLAR. C. INSULATION AND VAPOR BARRIERS PRESENT ON FACTORY-FABRICATED DUCTS SHALL BE FITTED OVER THE CORE CONNECTION AND SHALL BE SUPPLEMENTALLY SECURED WITH A DRAW BAND. D. FLEXIBLE DUCT SEALING SHALL BE A CLASS "B" SEAL FOR LOW PRESSURE SUPPLY. JOINING AND ATTACHING FLEXIBLE DUCT SPECIFICATION: RECTANGULAR SUPPLY DUCT SPIN-IN FITTING W/VOLUME DAMPER FLEX DUCT-MAXIMUM 6'-0" LENGTH AND NO MORE THAN ONE (1) 90° BEND. SQUARE TO ROUND FITTING CEILING SUPPLY DIFFUSER 90° METAL ELBOW TYPICAL AT ALL DIFFUSER CONNECTIONS UPBLAST CENTRIFUGAL EXHAUST FAN BIRDSCREEN NEMA 3R DISCONNECT FACTORY WIRED FROM MOTOR TO DISCONNECT THROUGH THE BREATHER TUBE LIQUID TIGHT FLEXIBLE CONDUIT (BY OTHERS) PREFABRICATED ROOF CURB ROOF AUTO BACKDRAFT DAMPER SEE PLANS FOR DUCT SIZE PROVIDE HOLE THRU ROOF SEE ARCH PLANS FOR ROOF CONSTRUCTION 4' LONG 8"TYPE "AT" GRILLE-SEE FLOOR PLANS FOR SIZE. INTERNALLY LINED DUCTWORK SEE FLOOR PLANS FOR DUCT SIZE.ARCHITECTCLIENTCONSULTANTPROJECTDRAWING TITLESEALSHEETPROJECT INFOREVISIONS2 WEST MAIN STREET O: 317.810.1502CARMEL, IN 460322101 10-26-2022 BID DOCUMENTS M501MECHANICALDETAILSCLAY TOWNSHIPCENTER10701 North CollegeAvenueCarmel, INNOT TO SCALE ROOFTOP UNIT GAS PIPING DETAIL1 NOT TO SCALE REFRIGERATION PIPING DETAIL3 NOT TO SCALE NEGATIVE PRESSURE CONDENSATE DRAIN TRAP DETAIL4 NOT TO SCALE POSITIVE PRESSURE CONDENSATE DRAIN TRAP DETAIL5 NOT TO SCALE TYPICAL SUPPLY DIFFUSER INSTALLATION7 NOT TO SCALE TYPICAL EXHAUST FAN (UPBLAST) DETAIL6 NOT TO SCALE AIR TRANSFER DUCT DETAIL2 # DESCRIPTION DATE 03/10/23