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0 <br />0 <br />12 <br />0 <br />U <br />Q) <br />0 <br />co <br />0 <br />N <br />a) <br />O <br />Q <br />T <br />RETURN DUCT <br />O FLOW <br />DAMPERS <br />? <br />ALTERNATIVE:, VANED ELBOW <br />WITH TRANSITION FOLLOWING <br />H <br />� <br />TRANSITION <br />O I <br />ELBOW <br />SUB BRANCH <br />' <br />SUPPLY <br />GII <br />O TRANSITION O <br />O <br />DUCT <br />i <br />IO <br />TAKE OFF O <br />4O <br />" <br />45 MAX <br />REFRIGERANT PIPING: <br />HEATER <br />DISCONNECT OR CIRCUIT <br />BREAKER LOCATION: BY <br />j <br />�1" <br />W3x D3 <br />2 MAIN FLOW <br />x —� <br />HARD COPPER, HOLD <br />ELECTRICAL <br />1 ARMAFLEX, ALL <br />( <br />ARMAFLEX WHERE IT IS NOT VISIBLE <br />D BRANCH <br />FAN <br />CONTRACTOR. <br />EXTERIOR PIPE INSULATION <br />HINGE OR ROD <br />2 <br />CLEAR OF SERVICE PANELS <br />MOTOR <br />SINGLE POINT SERVICE. <br />SHALL BE COVERED WITH <br />I <br />HANGER <br />HOLD TRAP CLEAR OF <br />CONDENSATE OVERFLOW <br />ALUMINUM JACKET. <br />\ <br />_ � j <br />j <br />' <br />1 1—( 2 2 3 3) <br />W D < W D + W D 1 2 <br />Ax D BxD <br />REF SUB <br />NOTE 1. BRANCH <br />STRAPS <br />FILTER PULL <br />PROTECTION: SAFE-T-SWITCH <br />----- <br />` `\---' <br />' <br />W3 D3 <br />1 <br />O <br />#SS2 ON AUXILIARY DRAIN TO <br />A > i ) / W1 <br />/— SET SCREW <br />LOAD -RATED <br />CONDENSATE DRAIN AND <br />SHUT DOWN SYSTEM IF <br />' <br />�2 D2) + (W3 D3) <br />FASTENERS <br />P-TRAP: %4' PVC, Y2' <br />ARMAFLEX INSULATION <br />COIL <br />CONDENSATE BACKS UP. <br />;' <br />\ W2 B2 W x D <br />�— CONTROL ROD W/LOCK <br />SECURE <br />D SLOPE 1/4" PER FOOT. <br />DO NOT USE FACTORY <br />ti \ \` <br />B (W2 D2) + (W3 D3) ) / W2 1 1 <br />SPUTTER DAMPER BLADE <br />WIRE <br />FILTER RACK <br />SUPPORT ANGLE: 2x2 <br />METAL SELVES TO BE FOAM FILLED INSULATED <br />t FLOW <br />LENGTH EQUAL TO 314 <br />OF DUCT WIDTH; MIN 6" <br />GALVANIZED ANGLE, <br />(2) SIDES AND REAR <br />INSULATION PER NOTE 2 <br />� <br />OPEN FRONT FOR <br />SUPPORT PLENUM SHALL BE <br />FILTER PULL <br />� <br />SUPPLYAIR DUCTS <br />UN -INSULATED 20 GAUGE <br />WM MAIN AIR FLOW <br />EXHAUST OR <br />10"fly MAX. <br />SHEET METAL. MASTIC <br />PROVIDE EXTERNAL FILTER <br />WALL <br />RETURN AIR DUCTS <br />24'0 MAX.50"ID <br />MAX. <br />SEAL. NO FIBROUS DUCT <br />RACK, 2" DEEP, WITH PLEATED <br />BAND OF SAME <br />BOARD OR INTERNAL LINER. <br />FILTERS. FILTERS SHALL BE <br />NOMINAL, READILY AVAILABLE <br />45` MAX <br />WM> WB <br />SIZE AS HANGER <br />STRAP <br />EXTERIOR WALL <br />INTERIOR WALL <br />FLOOR <br />SIZE, 24"x24" DEFAULT, OR <br />1/4 W M <br />OPPOSED BLADE <br />NOMINAL SIZE LARGER THAN <br />OR 4" MIN <br />MANUAL VOLUME <br />FOOTPRINT OF AHU. <br />DAMPER <br />BELLMOUTH WB <br />TAKE -OFF <br />BRANCRDUCT <br />F <br />WIDTH, W15 <br />NOTES <br />O <br />VERTICAL AIR HANDLER (DX) DETAIL <br />O <br />INSULATED REFRIGERANT <br />LINE PENETRATION DETAIL <br />1 RI&R �RE RESPECTIVELY 1.75 AND 0.75 OF THE GREATER <br />OF B OR W <br />NOTE: HANGER MUST NOT DEFORM DUCT SHAPE. <br />NOT TO SCALE <br />NOT TO SCALE <br />2 SUPPLY DUCT CAN BE EXTERNALLY OR INTERNALLY INSULATED. <br />AND RETURN AIR DUCTS EXTERNALLY INSULATED ONLY <br />EXHAUST <br />ALL -THREAD ROD <br />O <br />DUCTWORK DETAIL <br />ROUND DUCT HANGERS DETAIL <br />CONDENSING UNIT <br />LOCKING NUT <br />NOT TO SCALE <br />NOT TO SCALE <br />— <br />HEAVY DUTY <br />TYPICAL 1" HANGER STRAP <br />INSULATED FLEXIBLE DUCT, <br />CLEVIS HANGER <br />22 GAUGE SHEET METAL <br />MAXIMUM LENGTH 8'-0", DO <br />LIFTING LUG (TYP.) <br />SUPPORT NUT <br />_ <br />2" MINIMUM THICKNESS <br />ROUND "SNAPLOCK" SHEET <br />NOT SAG OR KINK. FLEX <br />DUCT ON SUPPLY ONLY. <br />(2) %6'x%$' BOLT <br />FLEXIBLE FIBERGLASS <br />METAL RUN -OUTS WITH <br />NO FLEX ON RETURN, <br />(TYP.) <br />INSULATION, ASTMC553, <br />CUT INSULATION TO <br />2'° WRAP INSULATION <br />OUTSIDE AIR OR EXHAUST. <br />E #14x1Y2' SCREW <br />INSULATION WITH <br />TYPE 1, CLASS B-4 <br />PROPER LENGTH TO AVOID <br />& WASHER (TYP.) <br />VAPOR BARRIER <br />(MINIMUM INSTALLED R-VALUE=6) <br />COMPRESSION OF INSULATION <br />INSIDE RADIUS <br />•.FLEX <br />EQUAL TO THE <br />RM CLIP (TYP.) <br />PIPING <br />_.. <br />DUCT <br />4" THICK <br />SUPPLY DUCT: SIZES <br />DIAMETER <br />CONCRETE PAD <br />MIN. <br />- <br />:, SHOWN ON PLAN ARE <br />.. .. <br />.......... ......... <br />INTERNAL FREE AREA <br />GRADE <br />18 GAUGE SADDLE, <br />3 x PIPE DIA. OR 9" <br />STAPLE 2" FLANGE <br />WRAP INSULATION <br />a ° <br />MINIMUM LENGTH <br />THEN TAPE OVER <br />ABOVE DIFFUSERS <br />— . . 1=1 I 1=1= — — I I=I I —_ <br />THE JOINT AND <br />SPIN -IN FITTING, <br />=1 =I I=III=III=III=III=III=III=III=III=III=III=III=I <br />I I=I I I=I I I=I I I=I I =I I H I I <br />STAPLE TO PROVIDE <br />__ <br />WITH DAMPER <br />-III—III—III=III=III=III=III=III=III=III=III=III=1 <br />I-I-TI-I I -I I-IT-TI-ITI,-ITI,-ITI-ITI-ITI,-1 <br />I I=1 I M I Ed I EI 11=I I I=1 I I=I I <br />I -I I -I I -I I=ITI-I I <br />VAPOR -TIGHT SEAL <br />SHEET METAL DUCT <br />3 SHEET METAL SCREWS <br />SUPPORT WIRES <br />PIPE HAG E R <br />D ETAI L <br />THROUGH HELIX OF FLEXIBLE <br />FOR CEILING GRILLE <br />5 <br />NOT TO SCALE <br />SEAL ALL SEAMS <br />DUCT, BAND CLAMPED AND TAPED HUNG FROM STRUCTURE <br />D <br />NOTES: WITH HARDCAST <br />Position where duct d i reef i on change i s poss i b le <br />1) SECURE INSULATION TO BOTTOM OF DUCT WITH WELDED <br />STICK PINS ON DUCTWORK 18" AND LARGER. <br />NOTE: <br />Bypass damper p late <br />- ONE ROW OF PINS FOR DUCT WIDTH UP TO 34" <br />A! r exhaust fan <br />Ce i l 1 ng P sus ens 1 on f i Xture <br />- TWO ROWS OF PINS FOR DUCT WIDTH BETWEEN 36" AND 52" <br />THE CONDENSING UNIT SHALL BE TIED DOWN USING RM CLIPS SECURED TO A CONCRETE SLAB WITH ONE <br />- THREE ROWS OF PINS FOR DUCT WIDTH BETWEEN 54 <br />AND 70"NOTE: <br />(1) #14x1Y2' SCREW AND WASHER EACH, ALSO SECURED TO THE <br />CONDENSING UNIT WITH TWO (2) %6'x3/6' <br />i r <br />(4-9/16 X 13/16 (15X20) ova l) <br />PINS SPACING SHALL BE 18" ON CENTERS. AVOID OVERCOMPRESSING THE INSULATION WITH THE <br />EXCEPT WHERE AIR DISTRIBUTION DEVICE HAS INTEGRAL VOLUME <br />BOLTS. USE FOUR CLIPS PER CONDENSING UNIT TOTAL, FOR CONDENSING UNITS UP TO 48"x48"x48". <br />RETAINING WASHER. <br />DAMPER, PROVIDE SPIN -IN FITTING WITH VOLUME DAMPER WITH A <br />(exhaust <br />EA <br />« <br />air outlet) <br />« RA <br />(return o.ir) <br />2) USE FIBROUS DUCTBOARD (MINIMUM R-VALUE = 6) IN LIEU <br />ALL LOCATIONS WHERE DUCTWORK IS EXPOSED TO VIEW. <br />OF FLEXIBLE FIBERGLASS INSULATION FOR <br />2" STANDOFF WITH A LOCKING QUADRANT THAT IS <br />GAUGES HEAVIER THAN DUCT. <br />24 GAUGES OR 2 <br />OCONDENSING <br />UNIT TIE -DOWN DETAIL <br />NOT TO SCALE <br />O <br />DUCT WRAP DETAIL <br />Zi <br />DUCT RUN -OUT (SUPPLY) DETAIL <br />DRAIN LINE <br />SLOPED MIN. <br />C 1/4" PER FOOT. <br />CLEAN -OUT (TYP.) <br />CONDENSATE B <br />DRAIN PAN <br />C <br />A <br />TONS <br />PIPE SIZE <br />1-2 <br />3/4" <br />3-5 <br />1" <br />6-30 <br />1-1/4" <br />31-50 <br />1-1/2" <br />51-170 <br />2" <br />171-300 <br />W <br />301-430 <br />4" <br />431-700 <br />5" <br />CIO <br />cl <br />C1TYPICAL <br />NOT TO SCALE <br />NOT TO SCALE <br />1" HANGER STRAP <br />22 GAUGE SHEET METAL <br />aA <br />RIGID RADIUS ELBOW: <br />i r i t <br />(outs i de a n ake) <br />(SA <br />Upp l y air) r) <br />INSIDE RADIUS EQUAL <br />TO DIAMETER <br />Power supp ly 0 Coff <br />ROUMETAL <br />cab l e open i ng <br />HANGER <br />RUN -OUTS WITH <br />STRAPS <br />Core, a i r f i (ter, High- <br />Ins ection <br />Air supply l fan <br />PP Y <br />60" MAX. UNLESS FOOT OF <br />Efficiencyfilter, fan, <br />Maintenance <br />Wen i ng <br />Contro l box <br />STRAP IS PLACED <br />FLEX DUCT SHALL BE <br />space <br />ck <br />UNDER A BOTTOM <br />LIMITED TO VERTICAL <br />M t <br />REINFORCEMENT <br />RETURN DUCT: SIZES RISE. LIMIT OFFSET SO <br />U 1 n enance cover STRAP SHOWN ON PLAN ARE <br />THAT FLEX IS AS <br />SEE MANUFACTURER OR ANGLE INTERNAL FREE AREA STRAIGHT AND <br />LITERATURE FOR FAN ALL- TAUGHT AS POSSIBLE. <br />COIL UNITS H i h eff i c i ency f i (ter( so I separate ly) THREAD <br />NOTES: LOssnay core at achment pos fit ion ROD <br />B 1. TRAP EVERY DRAIN LINE CONNECTION. 1 MIN. <br />SPIN -IN FITTING, <br />2. BLOW -THROUGH FAN: DRAW -THROUGH FAN: SCREWS MAY WITH DAMPER <br />A = SP + 1" MIN. A = 1/2 OF B, MIN. 1" BE OMITTED NUT <br />(TYP) <br />B = 1/2 OF A, MIN. 1" B = SP + 1" MIN. . <br />IF HANGER BOLT 3 SHEET METAL SCREWS SUPPORT WIRES <br />C = A + B + 0.5 x PIPE DIA.) C = A + B + 0.5 x PIPE DIA.) STRAP LOOPS (TYP.) THROUGH HELIX OF FLEXIBLE FOR TO HANG AIR <br />3. PIPE SIZE SHALL NOT BE LESS THAN DRAIN LINE CONNECTION SIZE. I DUCT, BAND CLAMPED AND TAPED DISTRIBUTION DEVICE <br />4. ADJUST THICKNESS OF HOUSEKEEPING PAD OR UNIT SUPPORTS AS REQUIRED TO PERMIT PROPER d 6 ANGLES FROM STRUCTURE <br />TRAP DEPTH. Pps i t i On where dU t d i rect i on <br />5. FILL EVERY TRAP MANUALLY PRIOR TO INITIAL START-UP. change i s Oss iI leNO INSULATION E <br />9 P VAir f i lters - RETURN, OUTSIDE AIR <br />6. INSULATE WITH Y2" ARMAFLEX WHEREVER CONDENSATE MAY CAUSE DAMAGE. OR EXHAUST SYSTEMS. <br />7. USE MINIMUM 2" PIPE BELOW GROUND. <br />_ NOTE: <br />* SP EQUALS NEGATIVE STATIC PRESSURE (LOADED FILTERS) AT FAN SUCTION FOR DRAW THROUGH FANS ^ �/ L-- EXCEPT WHERE AIR DISTRIBUTION DEVICE HAS INTEGRAL VOLUME <br />AND POSITIVE STATIC PRESSURE (LOADED FILTERS) AT FAN DISCHARGE FOR BLOW THROUGH FANS. CEILING RECESSED LOSSNAY LGH-F47ORX�-E ALTERNATE LOCATION DAMPER, PROVIDE SPIN -IN FITTING WITH VOLUME DAMPER WITH A <br />(VERIFY UPPER TRAPEZE 2" STANDOFF WITH A LOCKING QUADRANT THAT IS 24 GAUGES OR 2 <br />NTP12566 / G-1 LOAD CAPACITY) -- GAUGES HEAVIER THAN DUCT. <br />A 3 CONDENSATE DRAIN LINE P-TRAP DETAIL (AHU-2 ONLY) O s ENERGY RECOVERY VENTILATOR UNIT s NOT TO SCALE RECTANGULAR DUCT HANGERS DETAIL 12 DUCT RUN -OUT (RETURN) DETAIL <br />NOT TO SCALE NOT TO SCALE <br />O O NOT TO SCALE O - <br />1 2 3 4 5 6 7 8 9 10 11 112 <br />THE DESIGN AND CONCEPTS DEPICTED HEREWITH ARE THE SOLE PROPERTY OF ROBERT REID WEDDING ARCHITECTS & PLANNERS, AIA, INC. - - MECHANICAL DETAILS <br />NO REPRODUCTION, REVISIONS OR REUSE OF THIS DRAWING IS AUTHORIZED WITHOUT SPECIFIC WRITTEN PERMISSION. 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