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10-988-012FASTEN TO STEEL JOIST. PROVIDE UNISTRUT FASTENERS / MECHANICAL "C" CLAMPS AS REQUIRED. NO PERFORATIONS ALLOWED IN EXISITNG STEEL JOIST STRUCTURE HVAC DUCTWORK STRAPPING SADDLE 'PROVIDE 1 -1/2" WIDE 20 GAUGE METAL BANDS, STRAPPED WITH SADDLES AT EACH CORNER. MOUNTING, SUPPORT, AND SPACING PER SMACNA AND LANDLORD'S STANDARDS DUCT SUPPORT AND HANGER DETAIL SCALE: N.T.S. AIR CONDITIONING SPECIFICATIONS 1. GENERAL A. ALL WORK TO BE [DONE IN ACCORDANCE WITH NFPA 90--A; ASHRAE GUIDE AND SMACNA DUCT CONSTRUCTION STANDARDS AS WELL AS WITH ALL STATE AND LOCAL CODES HAVING JURISDICTION. CONTRACTOR SHALL VERIFY ALL SPACE CONDITIONS AT JOB SITE PRIOR TO SUBMITTING BID PROPOSAL, 2. WORKMANSHIP A. ALL WORK SHALL BE PERFORMED BY A LICENCED AIR CONDITIONING CONTRACTOR. WORK SHALL BE DONE IN A FIRST —CLASS MANNER, FULLY OPERATIVE, AND TO THE ACCEPTANCE OF THE ARCH ITECT /ENGINNER. CONTRACTOR SHALL PROVIDE FOR ALL NECESSARY LABOR AND MATERIAL REQUIRED FOR COMPLETION OF THE WORK INCLUDING BUT NOT LIMITED TO CONNECTIONS TO RELATED WORK SUCH AS CONNECTION TO EXISTING SYSTEM, EXCAVATIONS AND BACIKFILLING. 3. PERMITS AND INSURANCE CONTRACTOR SHALL OBTAIN AND PAY FOR ALL INSURANCE, PERMITS, FEE, TAXES, INSPECTIONS, TEST, FINES AND OTHER ITEMS AS REQUIRED FOR THE INSTALLATION OF COMPLETE AIR CONDITIONING SYSTEM AS OUTLINED HEREIN AND SHOWN ON PLANS. PROVIDE ALL REQUIRED INSURANCE FOR PROTECTION AGAINT PUBLIC LIABILITY AND PROPERTY DAMAGE FOR THE DURATION OF THE WORK, 4, DUCTWORK A. RIGID DUCT WORK IS EXISTING TO REMAIN AND IN SOME SECTIONS IS REQUIRED TO BE ELEVATED, WHERE REPAIRS ARE REQUIRED DUCTWORK SHALL BE CONSTRUCTED OF 1 1/2" THICK FIBROUS GLASS DUCT BOARD (R -6), TYPE 800, STAPLE AND TAPE ALL SEAMS AND SECTIONS, FABRICATION AND INSTALLATION OF DUCT AND FITTINGS SHALL BE IN ACCORDANCE WITH THE LATEST EDITION OF THE SMACNA FIBROUS GLASS DUCT CONSTRUCTION STANDARD. B. ALL OUTSIDE AIR DUCTWORK SHALL BE CONSTRUCTED OF GALVANIZED STEEL_ (26GA) IN ACCORDANCE WITH SMACNA "LOW PRESSURE DUCT CONSTRUCTION STANDARDS" LATEST EDITION. C. FLEXIBLE DUCT: FACTORY INSULATED FLEXIBLE DUCTWORK SHALL BE SIMILAR TO OWENS— CORNING MODEL # INL -25 OR AS APPROVED EQUAL WITH RESILIENT CORE OF CONTINUOUS INNER AIR BARRIER AND ,JACKETED WITH A REINFORCED VAPORT JACKET. FIRE HAZARD CLASSIFICATION SHALL HAVE A FLAME SPREAD OF 25, SMOKE RATING OF 50, IN ACCORDANCE WITH ASTM, C518 -70, ASTM E -84, AND UL 723 STANDARDS. FLEXIBLE DUCT SHALL BE INDEPENDENTLY SUPPORTED TO PREVENT SAGGING AND KINKING. D. PROVIDE BALANCING DAMPERS AT EACH BRANCH TAKE —OFF FROM MAIN DUCTS AND OTHER LOCATIONS AS REQUIRED 7-0 PROPERLY BALANCE THE SYSTEM. 5. DRAWINGS A. CONTRACTOR SHALL VERIFY ALL CEILING SPACE CONDITIONS AT SITE BEFORE FABRICATION AND INSTALLATION OF DUCTWORK. B. CONTRACTOR SHALL THOROUGHLY CHECK REFLECTED CEILING PLANS AND CEILING HEIGHTS TO COORDINATE FINAL LOCATION OF AIR DEVICES AND DUCT RUNS. C. CONTRACTOR SHALL INSTALL ALL DIFFUSERS AND DUCTWORK AS SHOWN ON A/C DRAWING. IF THERE ARE SPACE CONDITION PROBLEMS DUE TO STRUCTURAL MEMBERS, THE ARCHITECT /ENGINEER SHALL BE NOTIFIED IMMEDIATELY BEFORE PROCEEDING WITH INSTALLATION. THE CONTRACTOR SHALL, WITHOUT EXTRA CHARGE, MAKE MODIFICATIONS AFTER ARCHITECT /ENGINEER APPROVAL TO COMPLETE THE INSTALLATION. D. THE DUCTWORK LAYOUT INDICATED IN THE DRAWINGS ARE DIAGRAMMATIC AND DOES NOT SHOW ALL OFFSETS, DEVIATIONS OR TRANSFORMATIONS THAT FIELD CONDITIONS MAY REQUIRE TO AVOID INTERFERENCES WITH SOME OBSTRUCTIONS. E. THE CONTRACTOR SHALL PROVIDE ALL NECESSARY CHANGES IN DUCTWORK TO AVOID INTERFERENCES WITH THE WORK OF OTHER TRADES, STRUCTURAL ELEMENTS OR ANY OTHER EXISTING OBSTRUCTION WITHOUT ANY ADDITIONAL CHARGE TO THE OWNER. F. DUCTWORK SIZES SHOWN ARE INSIDE DIMENSIONS 6. GRILLES, REGISTERS AND DIFFUSERS A. ALL GRILLES, REGISTERS, DIFFUSERS SHALL BE OF ALUMINUM CONSTRUCTION AND SHALL BE FURNISHED AND INSTALLED WITH ALL SPECIFIED ACCESSORIES AS SHOWN ON THE SCHEDULE, FINISHED COLOR BY ARCHITECT. B. MANUFACTURERS: TITUS, AIR GUIDE. 7, EXISTING EXHAUST FAN A. ROOF MOUNTED CENTRAL BATHROOM EXHAUST FAN IS TO BE ASSED FOR REPAIR OR REPLACEMENT. B. MANUFACTURERS: GREENHECK, LOREN COOK, CARNES. 8. EXISTING A.C. UNITS A. ALL AC UNITS ARE EXISTING TO REMAIN. REPAIR /REFURBISH AS REQUIRED FROM PROPER UNIT OPERATION. B. PROVIDE FLOAT SWITCH DEVICE TO CONTROL OVERFLOW BY AUTOMATICALLY SHUTTING DOWN THE A/C UNIT. 9. FILTERS A. THROWAWAY TYPE LOCATED IN AIR HANDLING UNIT OR AT RETURN AIR GRILLE UNLESS OTHERWISE NOTED, FURNISH ONE (1) SPARE SET TO OWNER. 10. EXISTING REFRIGERANT LINES A. REFRIGERANT PIPING IS EXISTING TO REMAIN. INSPECT AND REPAIR AS REQUIRED. ASSURE SEAMLESS COPPER TUBING WITH 3/4" ARMAFLEX SUCTION LINE INSULATION. 11. CONDENSATE DRAIN LINES A. ANY REPAIRED CONDENSATE DRAIN PIPING SHALL BE PVC SCHEDULE 40 ASTM D -2665, PROVIDE 3/4" ARMAFLEX INSULATION TO ALL INTERIOR CONDENSATE DRAIN PIPING. 12. CONTROLS A. RE —USE AND RELOCATE EXISTING THERMOSTATS. B. IONIZATION DUCT SMOKE DETECTOR: FOR AIR CONDITIONING UNITS ARE EXISTING AND ARE USED FOR AIR SYSTEMS BETWEEN 2,004 CFM AND 15,000 CFM ASSURE EXISTING U.L. APPROVED FOR DUCT INSTALLATION UNIT IS MOUNTED IN MAIN SUPPLY DUCT TO STOP THE FAN AUTOMATICALLY. EXITING DUCT SMOKE DETECTOR SHALL SHUT DOWN THE AIR CONDITIONING UNIT FAN UPON DETECTION OF SMOKE. IN ALL CASES, THE SAFETY CONTROLS ARE TO SEND A SIGNAL TO AN EXISTING LOCAL HORN SROBE AUDIO VISUAL DEVICE. THE BUILDING IS NOT EQUIPPED WITH A FIRE ALARM SYSTEM. B. THERMOSTAT SHALL BE INSTALLED 5' -6" ABOVE FINISHED FLOOR, 13. TEST AND BALANCE A. THE ENTIRE HVAC SYSTEM SHALL BE TESTED, ADJUSTED AND BALANCED TO DELIVER THE AIR QUANTITIES SHOWN ON DRAWINGS. TEST AND BALANCE SHALL BE PROVIDED BY AN INDEPENDENT CERTIFIED TEST AND BALANCE COMPANY. IN LIEU OF TEST AND BALANCE COMPANY CERTIFIED TEST AND BALANCE HVAC CONTRACTOR SHALL BE ALLOWED TO TEST AND BALANCE UPON CONDITION OF RELEASING ENGINEER OF ANY RESPONSIBILITY /LIABILITY WHICH MAY OCCUR FROM ERRONEOUS /UNSATIFACTORY RESULTS. 14, GUARANTEE A. ALL MATERIALS, EQUIPMENT AND WORKMANSHIP SHALL BE GUARANTEED FOR A PERIOD OF ONE YEAR FROM THE DATE OF ACCEPTANCE OF THIS PROJECT AND ADDITIONAL FIVE --YEAR PERIOD FOR THE COMPRESSOR. B. ALL WORK FOUND TO BE DEFECTIVE SHALL BE REPAIRED OR REPLACED BY THE CONTRACTOR WITHOUT ANY CHARGE TO THE OWNER. 1-1/2"X26 GAUGE METAL STRAP ANCHORD TO SLAB W /SPANSION ANCH, Q 6FT, MAX. AC UNIT SHALL BE ANCHORED WITH TWO S.S. CABLES CROSSED OVER THE UNIT OR WITH TWO 2" WIDE 20 GAUGE GALVANIZED METAL STRAPS. FASTENING SHALL COMPLY WITH FEMA'S COASTAL CONSTRUCTION MANUAL RECOMMENDATIONS MAX 5 FT. SPACING BETW. MAX. SAG J" PER FOOT (413 SUPPORT rnm PER m) OF SUPPORT GAL. METAL STRAP SUPPORT SPACING W /METAL SCREW BOLT THE AC UNIT TO THE ----� CURB WITH 3/4" THRU BOLTS `77-7T-77— AT 24" O.C. ON ALL SIDES (AC UNIT SHALL BE ANCHORED TO WITHSTAND WINDS OF 146 MILES PER HOUR AND TO COMPLY WITH ALL REQUIREMENTS OF THE FBC SECTIONS 1522 AND 1606) ROOFING —SEE ARCH. -- - DRAWINGS LOW VELOCITY FLEXIBLE DUCT R -6 INS. MIN, DUCT SHOULD EXTEND STRAIGHT FOR SEVERAL INCHES FROM A CONNECTION IEFORE BENDING, FLEXIBLE DUCT SUPPORT DETAIL SCALE: N.T.S. EXISTING SPLIT SYSTEM A/C UNIT SCHEDULE DESIGN MANUFACTURER LENNOX UNIT NOMINAL CAPACITY (TONS) 5.0 SEER 10.0 AIR HANDLING UNIT UNIT DESIGNATION -,E AHU -1 AREA SERVED SALES AREA TOTAL ,AIR CFM 2000 DEDICATED OUTSIDE AIR 304 TOTAL COOLING CAPACITY (BTUH) 60016 TOTAL SENSIBLE CAPACITY (BTUH) 41500 - TOTAL HEATING CAPACITY (KW) 10.05 MANUFACTURER'S MODEL NUMBER C629M-65 -1P CONDENSING UNIT UNIT DESIGNATION 457 CONDENSING UNIT TOTAL AMPS 28.9 VOLTAGE 240-1-60 MANUFACTURER'S MODEL NUMBER HS29 -651 —2P EXISTING PACKAGED ROOFTOP A.C. UNIT SCHEDULE UNIT DESIGNATION /(E) R T U 1 /(E)RTU 1�iy_ AREA SERVED SALES AREA SALES AREA LOCATION ROOF ROOF OPERATING WEIGHT, LESS. 689 940 ELECTRICAL SERVICE AVAILABLE 240 -3 -60 240 -3 -60 EER /TON 9.0/7.5 9.2/7.5 _ TOTAL AIR, C.F.M. 3000 6000 OUTSIDE AIR, C,F.M. 457 457 EXTERNAL STATIC PRESS. IN. OF H2O 1.1 1.1 FAN MOTOR H.P. (NON— OVERLOAD) 1 2 ELECTRICAL SERVICE AVAILABLE 240 -3 -60 240 -3 -60 COIL FACE VELOCITY, F.P.M. MAX. DESIGN 500 340 500/380 TOTAL COOLING CAPACITY, B.T.U.H. 92,000 90,000 TOTAL SENSIBLE CAPACITY, B.T.U.H. 65,900 68,000 ENTERING AIR TEMP. DB / WB 'F 80/67 80/67 TOTAL HEATING CAPACITY, I {4V 9.6 9.6 LLJ NUMBER OF STAGES 1 1 TYPE ELECTRIC ELECTRIC ELECTRICAL SERVICE 240 -3 -60 240 -3 -60 TYPE THROWAWAY THROWAWAY FACE VELOCITY, FPM MAXIMUM DESIGN 500/275 500/272 QUANTITY AND SIZE — (6) 18X18X2 NUMBER OF COMPRESSORS 1 2 TOTAL CAPACITY REDUCTION — 100/50/0 ELECTRICAL SERVICE AVAILABLE 240 -3 -60 240 -3 -60 TOTAL AMPS, F.L.A. L.R.A, 27.0 164 28-0/88 AMBIENT AIR TEMPERATURE 'F 95 95 z NUMBER OF FANS 1 1 w ELECTRICAL SERVICE AVAILABLE 240 -1 -60 240 -1 -60 TOTAL AMPS, F.L.A. 14 3.6 DESIGN MANUFACTURER TRANS RHEEM MANUFACTURER'S MODEL NUMBER TCD09OC3008C RLKB-- AO90CL AIR CONDITIONING HOUSING PROVIDE FLOAT SWITCH DEVICE TO CONTROL OVERFLOW BY AUTOMATICALLY ISOLATOR SHUTTING DOWN THE A/C UNIT 2 "X4" WOOD NAILER AIR CONDITIONING UNIT MFG, PREFABRICATED CURB PICTCHED TO MATCH ROOF SLOPE CURB SUPPORT WELD THE CURB SUPPORT TO THE STEEL ANGLE SEE STRUCTURAL DRAWINGS FOR STEEL SUPPORT — i•rwrww+...i.rw•rrr,rwrr� • • • r • • e•eer •r• *so • • r •r•• • u • r • • • •rr • • r • • • • Y Y Y r • • L.J ' • •Y • ••• • •• Y • �.w) L/ lCl i t0 :**so • r • a • 00000 • • o • ••a4 o r • o © `V • Y r r a r • ko rag• o 000 n W L p, m` Z Z 00Ln m rn Ln It 0 13 U LYm_Q Z •,•,.� CO .. W N W li <D I� m °1i0�.= W ko Q @W� N Lo Jm0NQ Lo ., Z pU m -160- LL 0 •• W f— to - a < �an < <CJ Cl 2 57 J fY W W F-• 'I U TYPICAL ROOFTOP UNIT CURB MOUNTING DETAIL SCALE: N.T.S. W SPIN -IN COLLAR 4500 TAP SCOOP MAlra DUB. C) O < U- CIBLE DUCT OF DUCT _AN) Le uJ W N K U} W Q THERMAL INSULATION OVER THE TOP OF z G- C TRANSITION AND DIFFUSER AIR FLOW w CL 0 >- _ CAM Ica ui Y VL4. ivi�,, VJ rtiv,i ,„,,, ,,i t.. /AWL VV LWIJrN HANDLE ON ELEVATED [] W DIAL FOR INSULATION r r 0 22 0 k�111� H 00 O U- > FLEXIBLE DUCT CONNECTION DETAIL SCALE: N.T.S. 1 I A n I— r" n e-"l" r1 A r l `--- CHANNEL �F -:< Lu SHEET METAL DUCTS SHOULD BE SUPPORTED BY TRAPEZE TYPE HANGERS ON MAXIMUM CENTERS OF 8' -C" WITH A MINIMUM OF 1%2%1" CHANNELS, 18 GAUGE OR HEAVIER. THEY SHOULD BE SUPPORTED BY 1/4" DIAMETER RODS OR 1"x18 GAUGE OR HEAVIER STRAPS. WHEN TRANSVERSE REINFORCING MEMBERS OCCUR WITHIN 7 MAXIMUM HANGER SPACING 1"x18 GAUGE OR HEAVIER SHEET METAL STRAPS MAY BE BOLTED TO THE STEMS OF THESE MEMBERS TO SUPPORT THE SHEET METAL DI ..fM� % (G� � •• MARC TOUZE, P. E. LIC. NO. 59525 HANGER STRAP Owner of Documents Notice iroWnp anal spooflGnlor• as Inatnrmonts of serVlea, ero the emiusive Orv"V Of 7oux• Enolnoarinr Consultants Ins„ whether Ilho preJ•et fYr whIQh #W w•r• proper" �0 ex•outw an eensWuclerl or not The" 4166umente We net M M repraduessl In any form arol they are not le as urwt Wj the project owner or other enUes an Any War prrJrts or / \ for au hors year to the tis Engi eeract, s>nopt E to wril*an auth•rieaYan from !rift Engineer. ` Revisions No. I Date: TYPICAL HANGING STRAP AND >- II TRANSVERSE U SADDLE HANGING DETAIL REINFORCEMENT SCALE: N.T.S. TYPICAL Z BAR AND WIRE I CHANNEL DUCT HANGING DETAIL TYPICAL CHANNEL AND STRAW SCALE: N.T.S. DUCT HANGING DETAIL SCALE: N.T.S. Job no. 10008 -ESM Date: 10/13/10 Drawn by: T.E.C. Checked by: T.E.C. SHEET A7 Cl2 I