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MECHANICAL SPECIFICATIONS <br />SCOPE: THE CONTRACTOR SHALL VISIT THE SITE AND EXAMINE THE DRAWINGS AND SPECIFICATIONS BEFORE SUBMITTING A PROPOSAL. <br />ALL WORK SHALL BE IN ACCORDANCE WITH THE FLORIDA BUILDING CODES SEVENTH EDITION (2020), WITH ALL AMENDMENTS, AND LOCAL CODES AND ORDINANCES. INSTALLATION <br />SHALL COMPLY WITH THE CODE REFERENCED STANDARDS SET BY NFPA, ASHRAE, ASPE, SMACNA, NEC AND UL. THE SYSTEMS, EQUIPMENT, DEVICES AND ACCESSORIES SHALL BE <br />INSTALLED, FINISHED, TESTED AND ADJUSTED FOR CONTINUOUS AND PROPER OPERATION. THE CONTRACTOR SHALL BE RESPONSIBLE FOR HIS WORK FITTING IN PLACE AND SHALL <br />COORDINATE WITH OTHER TRADES TO AVOID INTERFERENCE WITH THEIR WORK. THE INFORMATION GIVEN HEREIN AND ON THE DRAWINGS IS AS EXACT AS COULD BE SECURED, BUT <br />ITS EXTREME ACCURACY IS NOT GUARANTEED. THE DRAWINGS ARE DIAGRAMMATIC, INTENDED TO SHOW GENERAL ARRANGEMENT, CAPACITY AND LOCATION OF VARIOUS COMPONENTS, <br />EQUIPMENTS, AND DEVICES. IF WORK IS REQUIRED IN A MANNER TO MAKE IT IMPOSSIBLE TO PRODUCE FIRST CLASS WORK, OR SHOULD DISCREPANCIES APPEAR AMONG THE <br />CONTRACT DOCUMENTS, OR BETWEEN THE CONTRACT DOCUMENTS AND THE MANUFACTURER'S RECOMMENDATIONS,THE CONTRACTOR SHALL REQUEST INTERPRETATION BEFORE <br />PROCEEDING WITH WORK. CONTRACTOR SHALL FURNISH AND INSTALL ALL MINOR ITEMS WHICH ARE OBVIOUSLY AND REASONABLY NECESSARY TO COMPLETE THE INSTALLATION <br />WHETHER OR NOT SPECIFIED IN THE DOCUMENTS. <br />REQUIRED COORDINATION: ALL WORK SHALL BE COORDINATED WITH ALL TRADES INVOLVED. OFFSETS IN DUCTS AND PIPING (INCLUDING DIVIDED DUCTS) AND TRANSITIONS AROUND <br />OBSTRUCTIONS SHALL BE PROVIDED AT NO ADDITIONAL COST TO THE OWNER. <br />CONSTRUCTION PLANS: IN GENERAL, PLANS AND DIAGRAMS ARE SCHEMATIC ONLY AND SHOULD NOT BE SCALED. <br />REQUIRED ACCESS: CONTRACTOR SHALL ENSURE THAT ALL EQUIPMENT AND DEVICES THAT REQUIRE REPLACEMENT, SERVICING, ADJUSTING OR MAINTENANCE SHALL BE LOCATED TO <br />ALLOW EASY ACCESS AND SPACE FOR REMOVAL OF INTERNAL ASSEMBLIES, IF REQUIRED. CONTRACTOR SHALL PROVIDE ACCESS PANELS WHERE REQUIRED TO ALLOW ACCESS, EVEN <br />IF NOT INDICATED ON THE DRAWINGS AT NO ADDITIONAL COST TO OWNER. <br />WIND RESISTANCE: ALL EQUIPMENT, APPLIANCE AND SUPPORTS LOCATED EXTERIOR OF THE FACILITY SHALL BE INSTALLED TO RESIST WIND LOADS AS DETAILED IN THE BUILDING <br />CODE. <br />CUTTING AND PATCHING: ALL OPENINGS AROUND DUCT OR PIPE PENETRATIONS THROUGH SMOKE OR FIRE RATED FLOORS, CEILINGS OR WALLS SHALL BE SEALED AIRTIGHT WITH <br />MATERIALS HAVING A RATING EQUAL TO THE MATERIAL OF THE WALL, CEILING OR FLOOR PENETRATED. <br />EQUIPMENT TAGS: ALL EQUIPMENT WILL HAVE A PERMANENTLY FIXED ENGRAVED PHENOLIC LABEL CORRESPONDING TO THE EQUIPMENT TAG ON THE ENGINEER'S DRAWINGS. <br />FIRESTOPPING: UL APPROVED MATERIALS AND METHODS SHALL PROTECT THE PENETRATIONS OF FIRE AND/OR SMOKE RATED WALLS, CEILINGS OR FLOORS. THE RATING OF THE <br />FIRESTOPPING SHALL EQUAL THE RATING OF THE RATED ASSEMBLY. ALL INSULATION SHALL HAVE COMPOSITE FIRE AND SMOKE HAZARD RATINGS AS TESTED BY PROCEDURE ASTM <br />E-84, NFPA-225, UL-723 NOT EXCEEDING: <br />FLAME SPREAD 25 <br />SMOKE DEVELOPED 50 <br />FUEL DISTRIBUTED 50 <br />ACCESSORIES SUCH AS ADHESIVE, MASTIC, CEMENTS AND TAPES SHALL HAVE THE SAME COMPONENT RATING AS LISTED ABOVE. <br />START-UP: CONTRACTOR SHALL STARTUP ALL EQUIPMENT AND FOLLOW THE MANUFACTURER'S START-UP PROCEDURES. <br />OPERATING AND MAINTENANCE DATA: SUBMIT THREE COPIES OF MANUFACTURER'S OPERATING AND MAINTENANCE INSTRUCTIONS AND SPARE PARTS LIST FOR EACH PIECE OF <br />EQUIPMENT. <br />CONDENSATE DRAIN PIPING: CONDENSATE DRAIN PIPING SHALL BE PVC TYPE DWV. DRAINS SHALL BE PITCHED NOT LESS THAN 1 PERCENT. RUNS SHALL BE AS SHORT AS <br />POSSIBLE WITHOUT ANY DIPS TO TRAP WATER AND INTERFERE WITH PROPER DRAINAGE. PROVIDE TRAPS AND CLEANOUTS AT DRAIN PAN CONNECTIONS. RUN CONDENSATE DRAIN <br />PER PLANS. INSULATE CONDENSATE LINE INSIDE BUILDINGS WITH 1" ARMAFLEX (ASTM E-84). <br />REFRIGERANT PIPING: SHALL BE ACR TUBING, DRIED AND SEALED, HARD TEMPER COPPER WITH WROUGHT COPPER BRAZED JOINTS. ASTM-1388. COORDINATE AND VERIFY PROPER <br />REFRIGERANT PIPE SIZES AND CHARGES WITH EQUIPMENT MANUFACTURER PRIOR TO ANY INSTALLATION. INSULATE SUCTION LINE WITH 1" ARMAFLEX. WRAP INSULATION OUTSIDE <br />BUILDING ABOVE GROUND WITH ARMACELL # ARMACHECK 350 SILVER TAPE (UV -RESISTANT). <br />DIMENSIONAL DATA: ALL DUCTWORK DIMENSIONS SHOWN ON DRAWINGS ARE CLEAR INSIDE DIMENSIONS. <br />SUPPLEMENTARY SUPPORTS: CONTRACTOR SHALL PROVIDE ALL SUPPLEMENTARY STEEL REQUIRED TO SUSPEND MECHANICAL EQUIPMENT AND MATERIALS, IN ORDER TO PROVIDE A <br />"VIBRATION -FREE" RIGID INSTALLATION. <br />DUCTWORK - GENERAL: FABRICATE AND INSTALL ALL DUCTWORK AND DUCT ACCESSORIES IN ACCORDANCE WITH THE LATEST EDITION OF APPLICABLE SMACNA STANDARDS, THE <br />LATEST NFPA STANDARDS, AND THIS SPECIFICATION. THE MOST STRINGENT OF THESE SHALL BE THE MINIMUM STANDARD. MINIMUM OF 1" PRESSURE CLASS RATING FOR ALL <br />DUCTWORK. <br />ALL RECTANGULAR SUPPLY AND RETURN DUCTWORK TO BE R-6.0 RIGID FIBERGLASS DUCTBOARD (UL-181 AND 181A) WITH CLEANABLE AIRSIDE SURFACE AND EPA -APPROVED <br />BIOCIDE (ANTI -MICROBIAL AGENT) IMPREGNATED IN MATTED AIR -SIDE SURFACE. <br />ALL EXHAUST DUCTWORK AND FRESH AIR DUCTWORK SHALL BE GALVANIZED SHEET METAL STEEL OF LOCKFORMING GRADE CONFORMING TO ASTM A653 AND ASTM A924. <br />DUCTWORK INSTALLATION: ALL INTERIOR DUCTWORK SHALL BE SEALED TO SMACNA CLASS (B) REQUIREMENTS WITH UL-181 MASTIC. PROVIDE DOUBLE THICKNESS TURNING VANES IN <br />ALL NINETY (90) DEGREE SQUARE ELBOWS. <br />CONTRACTOR SHALL FURNISH AND INSTALL ALL DUCT OFFSETS AS REQUIRED TO CLEAR INTERFERENCES WITH EXISTING BUILDING STRUCTURE, PIPES AND ELECTRICAL CONDUITS. <br />FURNISH AND INSTALL ALL MISCELLANEOUS STEEL SUPPORTS REQUIRED FOR HANGING AND SUPPORTING DUCTWORK UNLESS OTHERWISE NOTED. <br />VOLUME DAMPERS: DAMPERS SHALL BE PROVIDED IN THE BRANCHES OF THE DUCT SYSTEMS WHERE SHOWN ON DRAWINGS AND AS REQUIRED TO PROPERLY REGULATE THE VOLUME <br />OF AIR DELIVERED TO OR WITHDRAWN FROM THE OUTLETS.. <br />FLEXIBLE DUCTWORK: FLEXIBLE DUCTWORK MAY BE USED FOR THE FINAL RUNOUTS TO AIR OUTLETS, AND SHALL BE SIZED TO MATCH AIR OUTLET NECK. FLEXIBLE DUCTS SHALL <br />NOT EXCEED 8-FEET LENGTHS. NO FLEXIBLE DUCTS SHALL PENETRATE FIRE -RATED WALLS OR CEILINGS. FLEXIBLE DUCTS SHALL COMPLY WITH THE PROVISIONS OF UL-181 CLASS <br />1 AIR DUCT MATERIAL. DUCTS SHALL BE FACTORY MADE AND COMPOSED OF: AN INNER FIBERGLASS WOVEN LINER, ENCAPSULATED HELIX COIL, A FIBERGLASS INSULATING BLANKET <br />AND OUTER VAPOR BARRIER OF FIBERGLAS REINFORCED METALIZED FILM LAMINATE. PROVIDE THERMAFLEX MK-C FLEXIBLE DUCT OR APPROVED EQUAL (MIN. OF R-6.0). CARE IS <br />TO BE TAKEN THAT ALL RUNOUTS OF FLEXIBLE DUCTS ARE INSTALLED AS STRAIGHT AS PRACTICAL AND FASTENED SO AS TO ELIMINATE AIR LEAKAGE. THE INSTALLATION SHALL <br />CONFORM TO THE TECHNIQUES SHOWN IN THE UL APPROVED AND FACTORY -SUPPLIED INSTRUCTIONS. <br />INSULATION: ASSURE ALL DUCTWORK IS SEALED PRIOR TO INSTALLING INSULATION. <br />ALL METAL SUPPLY, RETURN, AND FRESH AIR (OUTSIDE AIR) DUCTWORK SHALL BE WRAPPED WITH 2" THICK FIBERGLASS BLANKET INSULATION WITH FSK (ASJ) FACING, MINIMUM <br />INSTALLED R VALUE OF 6.0, AND FLAME SPREAD/SMOKE DEVELOPED RATINGS OF 25/50 BY ASTM E-84. INSTALL INSULATION ON DUCTWORK USING ADHESIVE AND/OR WELD PINS <br />WITH WASHERS. SEAL ALL INSULATION JOINTS, SEAMS AND FASTENER PIN PENETRATIONS WITH VAPOR RETARDING PRESSURE SENSITIVE TAPE OR WITH GLASS FABRIC AND MASTIC. <br />INSTALL TAPERED INSULATION TO THE TOP OF ALL EXTERIOR HORIZONTAL RECTANGULAR DUCTS WIDER THAN 24" BEFORE APPLYING THE FINISH INSULATION TO CAUSE A 1/2" PER <br />FOOT SLOPE OF FINISH INSULATION TO SHED WATER. <br />NOTE TO CONTRACTOR <br />ON EXISTING CONDITIONS: <br />CONTRACTOR SHALL VISIT THE SITE PRIOR TO BID <br />AND SURVEY ALL EXISTING CONDITIONS AND <br />EQUIPMENT PRIOR TO SUBMITTING BID FOR WORK <br />REQUIRED BY THESE DOCUMENTS. THIS <br />INCLUDES ABOVE THE CEILING AND ON TOP OF <br />THE ROOF. <br />2. CONTRACTOR SHALL REFER TO AND READ <br />THROUGH ALL OF THE "CONTRACTOR'S SCOPE OF <br />WORK" AS DEFINED IN THE BID SPECIFICATIONS <br />AND DOCUMENTS AS PART OF THE BID PROCESS. <br />3. IF AT ANY TIME, THERE IS DISCREPANCY BETWEEN <br />THE PLANS & SPECS, OR CONFUSION ZCONCERN <br />OVER REQUIRED WORK, CONTRACTOR SHALL <br />IMMEDIATELY NOTIFY ARCHITECT, ENGINEER, &ZOR <br />OWNER AND GET DIRECTION BEFORE PROCEEDING <br />WITH WORK IN QUESTION. <br />4. FOR ALL EXISTING EQUIPMENT TO BE <br />RE -LOCATED &/OR RE -USED, CONTRACTOR <br />SHALL BE RESPONSIBLE FOR DISCONNECTION, <br />SAFE STORAGE, & RE -CONNECTION OF SAID <br />EQUIPMENT COMPLETELY. <br />5. FOR ALL EXISTING EQUIPMENT TO BE <br />DEMOLISHED (I.E. DEMO) CONTRACTOR SHALL BE <br />RESPONSIBLE FOR DISCONNECTION, REMOVAL, & <br />DISPOSAL OFF -SITE PER CODE, OF SAID <br />EQUIPMENT COMPLETELY. <br />HVAC LEGEND <br />SUPPLY AIR DIFFUSER OR GRILLE <br />RETURN/EXH. AIR REGISTER OR GRILLE <br />NEW DUCTWORK, WITH SIZE LISTED <br />FLEXIBLE DUCT <br />DUCT SMOKE DETECTOR <br />FIRE DAMPER <br />---M I SMOKE/FIRE DAMPER <br />CID <br />CONDENSATE DRAIN <br />RFT <br />REFRIGERANT LINE SET <br />0 <br />THERMOSTAT BASE <br />@ <br />HUMIDITY SENSOR <br />[T] <br />REMOTE TEMPERATURE SENSOR <br />CARBON DIOXIDE SENSOR <br />CARBON MONOXIDE SENSOR <br />4+ <br />AIRFLOW DIRECTION <br />44 <br />1" DOOR UNDERCUT <br />0 <br />ROUND, DIAMETER <br />AFF <br />ABOVE FINISHED FLOOR <br />CFM <br />CUBIC FEET PER MINUTE <br />TYP <br />TYPICAL - ITEM OR METHOD <br />VID / MANUAL VOLUME DAMPER (W/HANDLE) <br />MID V.&_ _Jq MOTORIZED DAMPER <br />SUPPLY DUCT <br />TAKE -OFF WITH SCOOP <br />SUPPLY DUCT <br />TAKE -OFF WITH VID <br />DOUBLE THICK <br />VANES <br />SIDE DIFFUSER <br />WITH VD <br />(N) <br />NEW <br />(E) <br />EXISTING <br />SWITCH <br />CONNECT NEW <br />TO EXISTING <br />WAVE GUIDE <br />GRAVITY BACK -DRAFT <br />DAMPER <br />BAROMETRIC RELIEF <br />DAMPER <br />CONDENSATE LINE ON ROOF SUPPORTS <br />DIFFUSER TAG EQUIPMENT TAG <br />AIRFLOW --EQUIPMENT <br />TYPE <br />400 CFM <br />CD- 12"0 <br />\_NECK \—EQUIPMENT <br />MARK SIZE NUMBER <br />C5 <br />00 <br />co 0 <br />CO (0 <br />Z <br />z 0- U- <br />c: <br />F_ co <br />co 0 <br />CO — <br />0 <br />ry <br />BRANCH DUCT RUNOUTS: SHALL BE GALVANIZED ROUND (SNAPLOCK) SEAM LOCKED DUCTWORK WITH EXTERNAL FIBERGLASS WRAP INSULATION (R-6.0). <br />NOTE: BRANCH DUCT RUNOUTS & FLEXIBLE DUCTS SHALL BE THE SAME SIZE DUCT AS THE DIFFUSER NECK CONNECTED TO, AS LISTED ON THE FLOOR PLAN. Job NUmbw <br />GRILLES AND DIFFUSERS: ALL GRILLES AND DIFFUSERS SHALL BE INSTALLED WITH AN INSULATED BOOT OR BLANKET. PROVIDED A METHOD OF VOLUME CONTROL BY DEVICE <br />ADJUSTABLE AT DIFFUSER FACE OR MANUAL VOLUME DAMPERS AT TAKEOFF BRANCHES. COORDINATE DIFFUSER AND GRILLE LOCATIONS WITH ELECTRICAL LIGHTING LAYOUTAND <br />ARCHITECTURAL REFLECTED CEILING PLAN. <br />CONTROLS: PROVIDE CONTROLS COMPLETE TO SUIT THE EQUIPMENT PROVIDED AND TO ACCOMPLISH THE SEQUENCE OF OPERATION AS REQUIRED BY PLANS AND SYSTEMS. LOCATE <br />THERMOSTATS 48" ABOVE FINISHED FLOOR, UNLESS OTHERWISE NOTED. THERMOSTATIC CONTROLS SHALL BE PROGRAMMABLE TO INCLUDE ALL ITEMS REQUIRED BY FBC-ENERGY <br />CODE SIXTH EDITION AND SHALL HAVE LOCKOUT FUNCTION WITH PASSWORD. <br />MINIMUM FUNCTIONALITY SHALL INCLUDE: 7-DAY A WEEK PROGRAMMABLE CONTROLLER WITH SETBACKS UP TO 85—F AND DOWN TO 55-F, 10-HOUR BATTERY BACKUP, MANUAL <br />OVERRIDE FOR 2-HOURS, AND AUTOMATIC STARTING (OPTIMUM START) ADJUSTABLE DAILY START TIMES. <br />TESTING AND BALANCING: THE CONTRACTOR SHALL ENSURE THAT ALL DEVICES AND SYSTEMS ARE COMPLETE, TESTED AND BALANCED, AND READY FOR OPERATION WHEN THE FACILITY <br />IS HANDED OVER THE OWNER. THE AIR CONDITIONING SYSTEM SHALL BE TESTED IN ACCORDANCE WITH CURRENT AABC OR NEBB OR NBC PROCEDURES. A CERTIFIED, WRITTEN <br />REPORT SHALL BE SUBMITTED TO MECHANICAL ENGINEER FOR APPROVAL. THE CONTRACTOR SHALL RECTIFY DISCREPANCIES BETWEEN THE ACTUAL INSTALLATION AND CONTRACT <br />DOCUMENTS WHEN IN THE OPINION OF THE T&B AGENCY OR THE ENGINEER, THAT THE DISCREPANCIES WILL AFFECT SYSTEM BALANCE AND PERFORMANCE. <br />SUBMITTALS REQUIRED: <br />SUBMIT SHOP DRAWINGS FOR ALL MATERIALS, EQUIPMENT, AND SYSTEMS REQUIRED BY THESE DOCUMENTS (SEE ARCH. PLANS/SPECS FOR SPECIFIC FORMATTING), INCLUDING: <br />SPLIT SYSTEMS <br />TEST/BALANCE REPORT <br />EXHAUST FANS <br />DIFFUSERS AND GRILLES <br />DUCTWORK, INSULATION AND ACCESSORIES (CONNECTIONS, MASTICS, ETC.) <br />THERMOSTATS & CONTROLS <br />SUBSTITUTIONS: CONTRACTOR SHALL PAY FOR ANY AND ALL ADDED COSTS ASSOCIATED WITH ANY SUBSTITUTION, INCLUDING SUBSTITUTIONS THAT REQUIRE CHANGES TO THE OTHER <br />BUILDING COMPONENTS, SUCH AS ELECTRICAL, STRUCTURAL REINFORCING, CEILINGS, WALLS, ROOFS, ETC. THIS WILL INCLUDE ANY ENGINEERING/ARCHITECTURAL RE -DESIGN COSTS <br />AS A RESULT OF SAID SUBSTITUTION. THESE COSTS SHALL NOT BE BORNE BY THE OWNER, ARCHITECT, NOR ENGINEER, REGARDLESS OF ACCEPTABILITY OF SUBSTITUTION. <br />ENGINEER RESERVES THE RIGHT TO ACCEPT OR DENY ANY SUBSTITUTION THAT HE DOES NOT DEEM TO BE EQUIVALENT, AND CONTRACTOR SHALL PROVIDE SPECIFIED OR EQUIVALENT <br />MATERIALS/EQUIPMENT AT NO ADDITION COST TO OWNER, SHOULD A SUBSTITUTION BE DENIED. <br />GUARANTEE: THE ONE-YEAR GUARANTEE PERIOD SHALL NOT START UNTIL THE PROJECT IS FULLY COMPLETED AND THE CONTRACTOR HAS RECEIVED THE FINAL PAYMENT AND <br />CERTIFICATION OF OCCUPANCY. ALL EQUIPMENT AND ALL WORK SHALL BE FULLY GUARANTEED, PARTS AND LABOR, FOR ONE YEAR FROM THE DATE OF THE CERTIFICATE OF <br />COMPLETION. REPAIRS MADE DURING THIS PEROID MUST BE FULLY GUARANTEED FOR AN ADDITIONAL ONE YEAR PERIOD FROM THE DATE OF REPAIRS. IN ADDITION, THE <br />CONTRACTOR SHALL ASSUME FULL RESPONSIBILITY FOR ANY DAMAGE TO THE BUILDING, AND ITS CONTENTS OR OTHER EQUIPMENT, CAUSED BY DEFECTS OR IMPROPER INSTALLATION <br />OF EQUIPMENT OR MATERIAL INSTALLED. A 5-YEAR WARRANTY IS REQUIRED FOR COMPRESSORS. <br />SPLIT SYSTEM SEQUENCE OF OPERATIONS: <br />AHU TO SUPPLY AIR CONTINUOUSLY IN <br />OCCUPIED MODE AND COMPRESSOR TO CYCLE <br />TO MAINTAIN SPACE TEMPERATURE SETPOINT <br />(COOLING — 75-F, HEATING 687). AHU TO <br />CHANGE INTO UNOCCUPIED MODE VIA <br />PROGRAMMING. DURING UNOCCUPIED MODE, <br />AHU'S SUPPLY AIR AND COMPRESSORS SHALL <br />CYCLE TO MAINTAIN SETBACK TEMPERATURE <br />(COOLING — 807, HEATING 607). <br />.MINI SPLIT SYSTEM SEQUENCE OF OPERATIONS: <br />MAHU'S TO SUPPLY AIR CONTINUOUSLY IN <br />OCCUPIED MODE AND COMPRESSOR TO CYCLE <br />TO MAINTAIN SPACE TEMPERATURE SETPOINT <br />(COOLING — 757, HEATING 687). MAHU'S TO <br />RUN CONTINUOUSLY. <br />EXHAUST FAN SEQUENCE OF OPERATION: <br />REFER TO FAN SCHEDULE FOR INTERLOCKS AND <br />OPERATION PARAMETERS. <br />STEPANEK—L <br />k2tAmA N DASSOCIATES <br />2257 TWELVE OAKS WAY, SUITE 103 <br />WESLEY CHAPEL, FL 33544 <br />PH (813) 991-1248 <br />REGISTRY # 8397 21-143 <br />Revkdons <br />\N D <br />No 56189 <br />39 <br />STATE 0 F <br />R <br />0 itillill <br />NAk- <br />Sh"t No. <br />mi <br />MATTHEW D. LEWIS, P.E. FL LIC#56189 <br />-1 T__ 1 11 1 L L <br />