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ALL ELBOWS TO BE FULL RADIUS <br />OR TO BE PROVIDED WITH <br />TURNING VANES. <br />MEDIUM PRESSURE RUN MIN. 4'-0" STRAIGHT DUCT. <br />TRUNK DUCT PRIOR TO ANY TRANSITIONS <br />OR TAKE -OFF. <br />REHEAT <br />BOX <br />MANUAL VOLUME DAMPER <br />\ (TYP) LOCATED AS CLOSE <br />TO THE TAP AS POSSIBLE. <br />SHEET METAL BOOT <br />NOTE #3 <br />INSIDE CLEAR 12" <br />PROVIDE A MIN. OF 2-90 <br />PRESSURE <br />DIMINSION SHALL BE MIN. <br />DEG. TURNS FROM DUCT <br />DUCT <br />AS INDICATED ON <br />MAIN TO EACH AIR <br />REGISTER RUN -OUT <br />DEVICE. <br />-- � CONTROL PANEL <br />SCHEDULE.00 <br />CONICAL TAP NOTE #4 <br />RETURN AIR <br />FITTING <br />1/2"INTERNAL TO RETURN <br />ROUND DUCT. NOTE #2 <br />SOUND LONER PLENUM <br />SEE SPECIFICATIONS <br />REFER TO VARIABLE AIR <br />FOR ACCEPTABLE TAPS. <br />VOLUME BOX SCHEDULE MAXIMUM 30 DEGREE <br />FOR RUNOUT SIZE. TRANSITION <br />LAY -IN CEILING <br />MIN. 4'-0"/MAX. <br />TYPICAL AIR FLOW FOR <br />FLEXIBLE DUCT <br />SUPPLY, RETURN AND <br />(TYP.) <br />NOTES <br />EXHAUST <br />AIR DEVICE <br />1. NOT USED. <br />2. BOXES 1,400 CFM OR LESS TO BE SUPPORTED WITH 1/2"x1/2"x1"GALVANIZED BAND IRON <br />TYPICAL RETURN <br />REGISTER <br />(TYP.) <br />ON FOUR CORNERS BOXES GREATER THAN 1,400 CFM SHALL HAVE TRAPEZE SUPPORT <br />OF REINFORCING ANGLE WITH 3/8" GALVANIZED ALL THREAD ROD HANGERS. <br />3. PROVIDE A MINIMUM LENGTH OF 2 INLET DIAMETER OF STRAIGHT RIGID SHEET METAL <br />FROM THE DUCT TRANSITION PIECE TO THE VAV BOX INLET. <br />4. BOXES WITH ELECTRICAL REHEAT COILS TO HAVE 3'-6" MINIMUM WORKING CLEARANCE <br />ON TERMINAL BOX SIDE. PROVIDE REMOTE DISCONNECT FOR INSTALLATIONS WITH <br />RESTRICTED SPACE ABOVE CEILING. <br />TYPICAL LOW <br />PRESSURE SUPPLY, <br />VARIABLE VOLUME BOX CONNECTION DETAIL <br />� <br />RETURN REGISTER SOUND BOOT DETAIL <br />2 <br />RETURN AND <br />EXHAUST DUCT DETAIL <br />3 <br />No Scale <br />No Scale <br />No Scale <br />NOTES (VERTICAL MOUNTING SHOWN -HORIZONTAL MOUNTING SIMILAR) <br />FIRE DAMPER <br />1. <br />DAMPER SHALL BE SECURED TO COLLAR WITH 1/4" DIAMETER NUTS AND BOLTS; <br />MIN.16 GA.SLEEVE <br />OR WELDED IN THE MOUNTING HOLES PROVIDED; OR No. 10 SHEET METAL <br />WALL <br />SCREWS 8" ON CENTER; OR 3/16" STEEL POP RIVETS. <br />DAMPER MUST BE REFER TO SPECIFICATIONS FOR <br />--MAX. <br />2. <br />ANGLES SHALL BE A MINIMUM OF 1-1/2"x1-1/2"x1/8". FASTEN TO COLLAR <br />16REAKER FROM <br />SELF-SUPPORTING <br />PROTRUSION OF FIRE <br />ONLY WITH 1/4" DIAMETER NUTS AND BOLTS; OR WELDING 8" ON CENTER; <br />INDEPENDENT OF DAMPER BLADE/SUPPORT <br />OR No. 10 SHEET METAL SCREWS 8" ON CENTER; OR 3/16" STEEL POP RIVETS. <br />DUCT ASSEMBLY INTO AIR STREAM <br />SEE NOTE 5 FOR CLEARANCE AND OVERLAP. <br />RESPECTIVE AHU <br />DUCT INSULATION - <br />3. <br />COLLARS SHALL BE MINIMUM 16 GAUGE FOR DAMPERS UP TO 36"Wx24"H AND <br />INTERLOCK <br />14 GAUGE IF WIDTH EXCEEDS 36" OR HEIGHT EXCEEDS 24". GAUGES SHALL <br />M <br />REFER TO <br />CONFORM TO SMACNA DUCT STANDARDS FOR HEAVIER GAUGES. <br />SPECIFICATIONS <br />FOR FLARRING OF <br />4. <br />THE FOLLOWING DUCT -COLLAR CONNECTIONS MAY BE USED ON ALL SYSTEMS: <br />THERMAL. <br />SWITCH <br />DUCT AT WALL. <br />A. PLAIN "S" SLIP <br />STATUS CT <br />DUCT <br />B. BAR SLIP <br />D1 <br />C. REINFORCED BAR SLIP (CLEAT) <br />D. ANGLE SLIP <br />E. DRIVE SLIP <br />TYPICAL SINGLE PHASE EXHAUST FAN CONTROL <br />FIRE DAMPER SLEEVE DUCT ACCESS <br />5. <br />DAMPERS SHALL HAVE A CLEARANCE OF 1/4" PER FOOT ON HEIGHT AND <br />MUST EXTEND CLEAR DOOR <br />WIDTH, AND ANGLES SHALL INCREASE IN SIZE PROPORTIONATELY SO THAT <br />THROUGH WALL WALL <br />THERE WILL BE A MINIMUM OF 1" OVERLAP ON THE PARTITION. <br />1/4" DIA. NUTS AND 1-1/2" X 1-1/2" X 1/8" RETAINING <br />6. <br />AS WITH ALL JOINTS, CONTRACTOR MUST SEAL COLLAR IN FIELD AFTER <br />BOLTS OR WELDED 8" ANGLE TOP BOTTOM &SIDES, <br />INSTALLATION. <br />ON CENTER BOTH SIDES OF WALL <br />7. <br />CAULK THE EXTERIOR OF THE FIRE/SMOKE AND SMOKE DAMPER RETAINING <br />ANGLES TO PREVENT THE PASSAGE OF SMOKE. CAULK TO BE EQUAL TO <br />3M FIRE BARRIER CP-25. <br />EXHAUST FAN INTERLOCK <br />TYPICAL FIRE DAMPER DETAIL <br />4 <br />FIRE <br />DAMPER MOUNTING NOTES <br />5 <br />CONTROL SCHEMATIC <br />6 <br />No Scale <br />No Scale <br />No Scale <br />LOW 00 aa� LF1 4, <br />oP��EL <br />•` L I C <br />No ��s`•2 <br />e • <br />>y 6 <br />.y_ <br />I.C. Thomasson Associates, Inc. <br />m i • ' CONSULTING ENGINEERS <br />t ���AI�••t 5005 WEST LAUREL STREET, SUITE 205 <br />�I V' •• , • •/•Q �� TAMPA, FL. 33607 MECHANICAL ENGINEER <br />yI R 'D A • `4-`V PHONE (813) 582-4415 DAN A NESMAN, P.E. <br />• • • • • •' • • • ` " ��` W W W.ICTHOMASSON.COM FLORIDA #54888 <br />��`��i E N G\� s� ICT PROJECT NO.160273.00 <br />ELECTRICAL ENGINEER <br />FIRM CERTIFICATE OF AUTHORIZATION PHILIP GARRETT, P.E. <br />FLORIDA REG. NCA-0001276 FLORIDA #63289 <br />REVISIONS <br />� <br />M <br />aU+ <br />