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MECHANICAL LEGEND
<br />EXISTING SUPPLY
<br />EXISTING RETURN
<br />EXISTING EXHAUST
<br />®
<br />SUPPLY
<br />RETURN OR TRANSFER
<br />®
<br />EXHAUST
<br />eEQUIPMENT
<br />MARK
<br />-'
<br />MANUAL BALANCING DAMPER
<br />/
<br />✓ EXISTING FLEX -DUCT
<br />FLEX -DUCT
<br />k EXISTING DOUBLE DUCT TO BE REMOVED
<br />OT
<br />NEW THERMOSTAT
<br />ODRAWING
<br />NOTE
<br />-U_>
<br />1" DOOR UNDERCUT
<br />TAP WITH DAMPER
<br />DUCT UP
<br />DUCT DOWN
<br />SINGLE LINE DUCT
<br />Ci
<br />PIPE DOWN
<br />Q+-
<br />PIPE UP
<br />[
<br />END CAP
<br /><
<br />INDICATES SUPPLY AIRFLOW
<br />INDICATES RETURN AIRFLOW
<br />MECHANICAL ABBREVIATIONS
<br />(E)
<br />EXISTING
<br />AFF
<br />ABOVE FINISHED FLOOR
<br />CD
<br />CEILING DIFFUSER
<br />CFM
<br />CUBIC FEET PER MINUTE
<br />CG
<br />CEILING GRILLE
<br />CO
<br />PIPE CLEAN -OUT
<br />CTE
<br />CONNECT TO EXISTING
<br />EA
<br />EXHAUST AIR
<br />EF
<br />EXHAUST FAN
<br />FBC
<br />FLORIDA BUILDING CODE
<br />FPM
<br />FEET PER MINUTE
<br />(N)
<br />NEW
<br />NC
<br />NEW CONNECTION
<br />QA
<br />OUTSIDE AIR
<br />OBD
<br />OPPOSED BLADE DAMPER
<br />RA
<br />RETURN AIR
<br />RTU
<br />ROOFTOP UNIT
<br />SA
<br />SUPPLY AIR
<br />VD
<br />VOLUME DAMPER
<br />DEMOLITION KEYNOTES
<br />1. REMOVE AND PROPERLY DISPOSE OF EXISTING PLUMBING FIXTURES
<br />WITHIN HATCHED REGION. REMOVE ASSOCIATED PLUMBING PIPING
<br />BACK TO WALL OR BELOW SLAB AND CAP.
<br />2. REMOVE AND PROPERLY DISPOSE OF EXISTING EXHAUST FAN AND
<br />ASSOCIATED EQUIPMENT, DUCTWORK, WIRING AND DEVICES. REPAIR
<br />ANY HOLES IN EXTERIOR WALLS OR ROOF WITH LIKE MATERIALS.
<br />AREA NOT IN
<br />SCOPE
<br />(D RENOVATION KEYNOTES
<br />1. RELOCATED EXISTING SUPPLY DIFFUSER. ENSURE FLEX DUCT RUN -OUT
<br />SIZE IS EQUAL TO WHAT IS CALLED OUT ON DRAWINGS. UPSIZE FLEX
<br />DUCT OR EXTEND AS NEEDED TO ACHIEVE SPECIFIED AIRFLOWS.
<br />2. RELOCATED EXISTING RETURN GRILLE.
<br />3. EXISTING RETURN GRILLES TO REMAIN.
<br />4. PROVIDE NEW SUPPLY DIFFUSER. ROUTE FLEX DUCT TO NEAREST
<br />EXISTING SUPPLY DUCT MAIN. REFER TO DETAIL FOR PROPER
<br />CONNECTION. NEW DIFFUSER MODEL TO MATCH EXISTING. IF NO MODEL
<br />NUMBER IS KNOWN, PROVIDE TITUS TDC-AA.
<br />5. PROVIDE NEW RETURN GRILLE. ROUTE NEW DUCTWORK TO NEAREST
<br />RETURN DUCT MAIN. REFER TO DETAIL FOR PROPER CONNECTION. NEW',
<br />GRILLE MODEL TO MATCH EXISTING. IF NO MODEL NUMBER IS KNOWN,
<br />PROVIDE TITUS 350FL.
<br />O(E)C
<br />95.CFM
<br />AREA NOT IN
<br />SCOPE
<br />MECHANICAL NOTES.
<br />10.
<br />THE GENERAL CONTRACTOR IS RESPONSIBLE FOR ALL TRADES INSTALLATION
<br />INDUSTRIES MODEL #120 (FLAME SPREAD = 5, SMOKE DEVELOPED = 10) OTHER
<br />SCHEDULES. FIXED WORK SUCH AS DUCTWORK AND PLUMBING SHALL BE
<br />ACCEPTABLE MANUFACTURERS ARE OWENS CORNING AND KNAUF. IN LIEU OF
<br />INSTALLED PRIOR TO ANY TRADE WORK THAT CAN BE EASILY RELOCATED OR
<br />SHEET METAL DUCTWORK, DUCT BOARD MAY BE USED. CONTRACTOR SHALL (BID
<br />1. IN GENERAL, PLANS AND DETAILS ARE DIAGRAMMATIC IN NATURE AND SHOULD
<br />OFFSET SUCH AS ELECTRICAL CONDUITS, SMALL WATER LINES, ETC. IDEALLY
<br />AS DEDUCTIVE ALTERNATE). 1.5" THICK DUCT BOARD (EQUAL TO JOHNS MANVILLE
<br />NOT BE SCALED. IT IS THE RESPONSIBILITY OF THE CONTRACTOR TO FIELD
<br />DUCTWORK SHALL BE INSTALLED FIRST.
<br />BONDED WITH THERMO SETTING RESIN ON AIR STREAM SIDE WITH AN
<br />VERIFY SPACE ALLOCATED PRIOR TO ORDERING EQUIPMENT.
<br />ANTI -MICROBIAL COATING) AND CONFORM WITH UL STANDARDS FOR SAFETY AIR
<br />11.
<br />INTENT OF THESE NOTES AND MECHANICAL NOTES ON DRAWINGS IS TO CLARIFY
<br />DUCT, NO. 181, 1967 ESTABLISHED FOR CLASS 1 AIR DUCTS. FACING SHALL BE
<br />2. THE CONTRACTOR SHALL BE RESPONSIBLE TO COORDINATE WITH SUBMITTED
<br />THE SCOPE OF WORK AND ALERT CONTRACTOR OF EXISTING CONDITIONS. THE
<br />FSK ALUMINUM FOIL. CONSTRUCTION SHALL COMPLY WITH RECOMMENDATIONS
<br />EQUIPMENT TO ENSURE ALL INLET/OUTLET CONNECTIONS COORDINATE WITH
<br />CONTRACTOR IS TO VISIT SITE AND VERIFY ALL CLEARANCES BEFORE
<br />AND DETAILS IN SMACNA AND NAIMA FIBROUS GLASS DUCT CONSTRUCTION
<br />FIELD INSTALLED DUCTWORK AND MAKE ANY NECESSARY DUCT MODIFICATIONS
<br />FABRICATION OF DUCTWORK AND PROVIDE ADDITIONAL OFFSET AND/OR
<br />STANDARDS, LATEST REVISION AND MANUFACTURER'S RECOMMENDATIONS. ALL
<br />TO ENSURE PROPER OPERATION OF MECHANICAL EQUIPMENT.
<br />CHANGES IN DUCT SIZES TO MEET FIELD CONDITIONS AND COORDINATE WITH
<br />JOINTS SHALL BE SECURELY TAPED WITH FASSON 0810 OR APPROVED EQUAL
<br />ELECTRICAL, PLUMBING AND FIRE PROTECTION SUBCONTRACTORS BEFORE ANY
<br />PRESSURE SENSITIVE TAPE. METAL TO FIBERGLASS CONNECTIONS TO BE MADE
<br />3. SUBMITTALS SHALL MEET SCHEDULED DESIGN CHARACTERISTICS. THIS INCLUDES
<br />CONSTRUCTION WORK.
<br />USING 3" WIDE GLASS FABRIC TAPE WITH FOSTER 30/35 MASTIC OR EQUAL.
<br />BUT NOT LIMITED TO CFMS, EAT(DBNB), ESP, CAPACITIES, VOLTAGES/PHASES,
<br />SUPPORT DUCTS WITH 1X2X1 22 GAUGE MINIMUM CHANNELS AND STRAP OR
<br />MCA/MOCP, SONES, ETC...
<br />12.
<br />FLEXIBLE AND RIGID ROUND DUCT TAKE -OFFS FOR DIFFUSERS SHALL BE THE
<br />12-GAUGE WIRE FROM BUILDING CONSTRUCTION. SUSPEND FROM JOISTS WITH
<br />SAME SIZE AS DIFFUSER NECK. MAXIMUM FLEXIBLE DUCT LENGTH SHALL BE 8'-01'.
<br />BEAM CLAMPS. PROVIDE HOT DIPPED STEEL FASTENERS, ANCHORS, RODS,
<br />4. ALL CONSTRUCTION WORK SHALL ALSO MEET THE FOLLOWING BUILDING CODE
<br />STRAPS, TRIM AND ANGLES FOR SUPPORT OF DUCTWORK. DUCT SIZES ON
<br />REQUIREMENTS:
<br />13.,
<br />UNLESS OTHERWISE NOTED, INSTALL DUCTWORK AS HIGH AS POSSIBLE, TIGHT
<br />CONSTRUCTION DOCUMENTS ARE INTERNAL FREE -AREA DIMENSIONS.
<br />TO BOTTOM OF STRUCTURE. COORDINATE DUCT ELEVATION WITH RAIN LEADERS,
<br />• FLORIDA BUILDING CODE (FBC) 2017
<br />WATER PIPING, SANITARY DRAINS AND MAJOR ELECTRICAL CONDUITS.
<br />24.
<br />ALL EXHAUST DUCT WORK SHALL BE NON -INSULATED SHEET METAL UNLESS
<br />* FBC ENERGY CONSERVATION 2017
<br />OTHER WISE NOTED.
<br />* FBC MECHANICAL CODE 2017
<br />14.
<br />CONTRACTOR SHALL PROVIDE ALL SUPPLEMENTARY STEEL REQUIRED TO
<br />• FBC PLUMBING CODE 2017
<br />SUSPEND/SUPPORT MECHANICAL EQUIPMENT AND MATERIALS.
<br />25.
<br />FLEXIBLE DUCT SHALL HAVE CONTINUOUS TEAR RESISTANT LINER ENCASED BY
<br />INSULATING MATERIAL WITH AN OUTER VAPOR JACKET CONFORMING TO UL181
<br />5. ALL WALL MOUNTED THERMOSTATS AND/OR TEMPERATURE SENSORS SHALL BE
<br />15.
<br />IT IS THE RESPONSIBILITY OF THE MECHANICAL INSTALLER TO PATCH AND REPAIR
<br />UNLESS THE FLEX DUCT MEETS THE CRITERIA STATED IN 2017 FLORIDA BUILDING
<br />INSTALLED AT AN ELEVATION OF 48" ABOVE FINISHED FLOOR TO THE TOP UNLESS
<br />ANY DUCT OPENINGS WHICH RESULT FROM THE RELOCATION OR
<br />CODE -BUILDING SECTION 449.3.6.4.
<br />OTHERWISE NOTED ON DRAWINGS. LOCATION OF THE WALL MOUNTED
<br />THERMOSTAT SHALL BE COORDINATED WITH OTHER TRADES FOR A NEAT
<br />16.
<br />ELIMINATION OF ANY EXISTING AIR DEVICES. THE PATCH IS TO BE OF A SIMILAR
<br />26.
<br />COORDINATE AIR DEVICE LOCATIONS WITH LIGHTING FIXTURES AND FIRE
<br />APPEARANCE. FINAL LOCATION OF THERMOSTAT SHALL BE SUBJECT TO THE
<br />MATERIAL TO THE REPAIRED DUCT AND TO BE SEALED IN ACCORDANCE WITH
<br />SPRINKLER HEADS.
<br />APPROVAL OF THE ENGINEER OR REPRESENTATIVE IN THE FIELD.
<br />SMACNA STANDARDS.
<br />27.
<br />CONTRACTOR SHALL SUPPLY PIPE SUPPORTS 4'-0" ON CENTERS FOR
<br />6. ALL SUPPLY AIR DIFFUSERS SHALL BE 4-WAY THROW UNLESS OTHERWISE NOTED.
<br />17.
<br />DUCT DIMENSIONS SHOWN ON DRAWINGS ARE CLEAR INSIDE DIMENSIONS (FREE
<br />REFRIGERANT LINES AND CONDENSATE LINES. SUPPORTS SHALL BE PER DETAILS.
<br />CONTRACTOR SHALL PAINT INSIDE EACH RETURN GRILLE'S PLENUM AND DUCT
<br />AREA).
<br />CONNECTION FLAT BLACK TO CONCEAL CONNECTION. COORDINATE AIR DEVICE
<br />28.
<br />ALL DOOR UNDERCUTS FOR THE PURPOSE OF BALANCING RETURN AIR SHALL BE
<br />LOCATIONS WITH LIGHTING FIXTURES AND FIRE SPRINKLER HEADS. PRIOR TO
<br />18.
<br />CONTRACTOR SHALL COORDINATE ALL INTAKE/EXHAUST LOCATIONS TO INSURE
<br />MINIMUM 1", PER FLORIDA BUILDING CODE - MECHANICAL - SECTION 601.6.
<br />INSTALLATION, THE CONTRACTOR IS TO REFER TO THE ARCHITECTURAL
<br />AT LEAST A 10' DISTANCE BETWEEN ANY INTAKES AND VENTILATION EXHAUSTS,
<br />REFLECTED CEILING PLAN FOR ACTUAL FINAL LOCATIONS OF AIR DEVICES.
<br />PLUMBING VENTS, RELIEF, ETC...
<br />29.
<br />MECHANICAL CONTRACTOR SHALL COORDINATE ELECTRICAL CHARACTERISTICS
<br />o
<br />AND REQUIREMENTS OF ALL MECHANICAL EQUIPMENT WITH ELECTRICAL
<br />3 7. DIFFUSERS/GRILLES SHALL NEVER BE INSTALLED ON SURFACE OF ACOUSTICAL
<br />19.
<br />ALL HVAC EQUIPMENT SHALL BE INSTALLED PER MANUFACTURER'S
<br />CONTRACTOR BEFORE BIDDING/ORDERING AND INSTALLATION.
<br />LAY -IN TILE. ALL DIFFUSERS/GRILLES IN LAY -IN CEILINGS SHALL BE LAY -IN PANEL
<br />RECOMMENDATIONS UNLESS INDICATED OTHERWISE.
<br />= MOUNT. REFER TO SCHEDULE. GYPSUM BOARD SURFACE MOUNT DIFFUSERS
<br />30.
<br />ALL CONTROL WIRING SHALL BE INCLUDED AS PART OF MECHANICAL WORK.
<br />SHALL NOT BE BEVEL MOUNT.
<br />20.
<br />CONTRACTOR SHALL THOROUGHLY CLEAN AND ENSURE PROPER OPERATION OF
<br />REFER TO ELECTRICAL SPECIFICATIONS FOR CONDUIT AND WIRING
<br />ANY EXISTING HVAC EQUIPMENT. ANY CHANGE TO THE SYSTEM SHALL RESULT IN
<br />REQUIREMENTS. MECHANICAL CONTRACTOR SHALL ENSURE THAT ELECTRICAL
<br />= 8. CONTRACTOR SHALL PROVIDE A COPY OF THE TEST AND BALANCE REPORT BY AN
<br />EQUIPMENT MODIFICATIONS (AS REQUIRED) INCLUDING BUT NOT LIMITED TO
<br />INTERFACE DEVICES NECESSARY IN THE ELECTRICAL COMPONENTS ARE
<br />AABC OR NEBB CERTIFIED AGENCY. THIS REPORT MUST BE REVIEWED AND
<br />REPLACING MOTORS, VFDS, PULLEYS, SHEAVES, BELTS, ETC...
<br />COORDINATED WITH THE ELECTRICAL CONTRACTOR (IE FAN SPEED RHEOSTATS,
<br />APPROVED BY THE ENGINEER PRIOR TO THE FINAL INSPECTION. THE
<br />AUXILIARY CONTACTS, INTERLOCKS, ETC.) 62. UNLESS OTHERWISE NOTED
<br />CONTRACTOR MUST ALSO PROVIDE ALL REPORTS REQUIRED BY THE
<br />21.
<br />CONTRACTOR SHALL PROVIDE A PERMANENT/PROFESSIONAL LABEL FOR EACH
<br />MOTOR STARTERS AND DISCONNECTS SHALL BE FURNISHED AND INSTALLED BY
<br />SPECIFICATION. OUTDOOR TEMPERATURE (DB); OUTSIDE AIR (DB/WB &CFM);
<br />PIECE OF EQUIPMENT, ASSOCIATED THERMOSTAT(S) AND/OR SENSOR(S).
<br />ELECTRICAL CONTRACTOR.
<br />SUPPLY AIR AT UNIT DISCHARGE (DB/WB & CFM); RETURN AIR {MIXED) (DB/WB &
<br />o CFM); LEAVING COIL (DB/WB); DIFFUSER/GRILLE (DB/WB); EQUIPMENT (EWT/LWT);
<br />22.
<br />DUCTWORK, DIFFUSERS, REGISTERS, GRILLES, AND OTHER ITEMS OF THE AIR
<br />31.
<br />CLOSE OUT DOCUMENTS: CONTRACTOR SHALL MAINTAIN A SET OF AS -BUILT
<br />° EQUIPMENT (EAT/LAT); EQUIPMENT (GPM); EQUIPMENT (PRESSURES). OUTSIDE
<br />HANDLING SYSTEM SHALL NOT BE SUPPORTED BY THE CEILING OR CEILING
<br />DRAWINGS AND KEEP CURRENT DURING CONSTRUCTION OF THE PROJECT. IT IS
<br />AIR CFM SHALL BE MEASURED DIRECTLY AND NOT CALCULATED FROM THE
<br />SUSPENSION SYSTEM.
<br />TO INCLUDE ALL CONTRACT CHANGES, MODIFICATIONS AND CLARIFICATIONS.
<br />DIFFERENCE BETWEEN SUPPLY AIR CFM AND RETURN AIR CFM.
<br />THIS SET TOGETHER WITH ALL SHOP DRAWINGS SHALL BE TURNED OVER TO THE
<br />23.
<br />LOW PRESSURE SUPPLY, RETURN, AND TRANSFER DUCTWORK SHALL BE
<br />ARCHITECT/ENGINEER AFTER CONSTRUCTION COMPLETION.
<br />Ll 9. ALL DUCTWORK MUST BE INSTALLED 6" AWAY FROM ANY FIRE RATED WALL TO
<br />EXTERNALLY INSULATED SHEET METAL CONSTRUCTION IN ACCORDANCE WITH
<br />51 FACILITATE INSPECTION.
<br />LATEST SMACNA STANDARDS UNLESS OTHERWISE NOTED. DUCT INSULATION TO
<br />BE 2.0" THICK FOIL BACK WRAP, K=0.25 BTUH-IN./SF. HR° 1.50#/CF AS
<br />MANUFACTURED BY JOHNS MANVILLE. JOINTS TO BE STAPLED AND TAPED WITH
<br />PRESSURE SENSITIVE TAPE (PER FMC 603) AS MANUFACTURED BY COMPAC
<br />AREA NOT IN
<br />75 CFM
<br />SCOPE
<br />.. o
<br />AREA NOT IN
<br />SCOPE
<br />MECHANICAL & PLUMBING PLAN
<br />SCALE: 3/1611 = 1$-0"
<br />AL
<br />T STRAP TO PREVEN
<br />(INKS
<br />PER SMACNA)
<br />)UCT: DO NOT SAG
<br />ISULATED,
<br />i'-0" LONG (SAME
<br />-FUSER NECK)
<br />.ET METAL
<br />HROUGH HELIX OF
<br />)UCT, BAND CLAMP
<br />* FLEXIBLE DUCT SHALL HAVE CONTINUOUS METAL LINER ENCASED BY INSULATING MATERIAL WITH AN OUTER
<br />VAPOR JACKET CONFORMING TO UL181 UNLESS THE FLEX DUCT MEETS THE CRITERIA STATED IN 2017 FLORIDA
<br />BUILDING CODE -BUILDING SECTION 449.3.6.4.
<br />O CEILING DIFFUSER RUNOUT DETAIL NTS
<br />12"
<br />ACCOUSTICALLY
<br />LINED SHEET METAL
<br />RECTANGULAR OR PLENUM
<br />ROUND SHEET METAL
<br />DUCT. SEE PLANS
<br />FOR SIZES.
<br />RETURN AIR
<br />GRILLE/REGISTER
<br />NOTE:
<br />SPRAY INTERIOR SURFACE VISIBLE FROM BEL
<br />OW) LOW) WITH FLAT BLACK ENAMEL PAINT
<br />Q RETURN AIR GRILLE DUCT CONNECTION DETAIL NTS
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<br />Nichol Digitally signed by
<br />' Nicholas Stephenson
<br />DN: c=US, o=MES
<br />GROUP INC, ou=MES
<br />as GROUP INC,
<br />cn=Nicholas
<br />Ste p h Stephenson,
<br />0.9.2342,19200 3 00.100
<br />1.1=A0109800000015
<br />E69A980DA0000076F
<br />n s o n 14:16 29104 00'9
<br />Nicholas P Stephenson, PE
<br />83283
<br />I CERTIFY TO THE BEST OF
<br />MY KNOWLEDGE THAT THE
<br />DRAWINGS & SPECIFICATIONS
<br />COMPLY WITH THE
<br />APPLICABLE MINIMUM
<br />BUILDING CODES
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<br />SHEET NUMBER
<br />mi 01
<br />
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