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<br />MECHANICAL NOTES:
<br />1.
<br />DRAWINGS ARE DIAGRAMMATIC AND INDICATE THE GENERAL ARRANGEMENT OF SYSTEMS AND
<br />WORK INCLUDED IN THE CONTRACT. DRAWINGS ARE NOT TO BE SCALED. THE DRAWINGS AND
<br />DETAILS SHALL BE EXAMINED FOR EXACT LOCATION OF FIXTURES AND EQUIPMENT. ANYTHING
<br />MENTIONED IN THE SPECIFICATION WILL BE INTERPRETED AS BEING IN BOTH. ANY CONFLICT
<br />SHALL BE IMMEDIATELY TO BROUGHT TO THE ATTENTION OF THE OWNER OR ENGINEER
<br />BEFORE PROCEEDING WITH THE WORK.
<br />2.
<br />THE HVAC CONTRACTOR SHALL FURNISH ALL EQUIPMENT, MATERIAL, LABOR, ETC. NECESSARY
<br />TO PROVIDE A COMPLETE, WORKABLE AND CODE APPROVED AIR CONDITIONING SYSTEM. ALL
<br />WORK SHALL BE DONE ACCORDANCE WITH THESE PLANS AND SPECIFICATIONS, LOCAL, STATE
<br />AND NATIONAL CODES.
<br />3.
<br />THE HVAC CONTRACTOR SHALL GIVE ALL NECESSARY NOTICES, OBTAIN ALL PERMITS AND PAY
<br />ALL GOVERNMENT FEES, SALES TAXES AND OTHER COSTS IN CONNECTION WITH HIS WORK;
<br />FILE ALL NECESSARY APPROVALS OF ALL GOVERNMENTAL DEPARTMENTS HAVING
<br />JURISDICTION; OBTAIN ALL REQUIRED CERTIFICATES OF INSPECTION FOR HIS WORK; AND
<br />DELIVER TO THE OWNER THE SAME CERTIFICATES BEFORE REQUEST FOR ACCEPTANCE AND
<br />FINAL PAYMENT FOR THE WORK.
<br />4.
<br />THE HVAC CONTRACTOR SHALL GIVE FULL COOPERATION TO OTHER TRADES AND SHALL
<br />FURNISH IN WRITING TO THE ARCHITECT, ANY INFORMATION NECESSARY TO PERMIT THE WORK
<br />OF ALL TRADES TO BE INSTALLED SATISFACTORILY AND WITH THE LEAST POSSIBLE
<br />INTERFERENCE OR DELAY.
<br />5.
<br />THEE CONTRACTOR SHALL EXAMINE THE DUCTWORK ROUTING ON THESE PLANS WITH
<br />RESPECT TO THE FINAL STRUCTURAL TRUSS ARRANGEMENT. THE CONTRACTOR SHALL
<br />PROVIDE SHOP DRAWINGS INDICATING THE FINAL DUCT ROUTING FOR REVIEW BY THE
<br />ARCHITECT AND ENGINEER PRIOR TO INSTALLING ANY MATERIAL ON THIS PROJECT. THIS MAY
<br />REQUIRE DUCTWORK ROUTING WITHIN STRUCTURAL TRUSS SPACE AND SHALL BE
<br />COORDINATED WITH FINAL STRUCTURAL ARRANGEMENTS. THE SHOP DRAWING SHALL BE OF
<br />THE SAME SCALE AS THE ORIGINAL CONTRACT DOCUMENT. FINAL DUCT ROUTING SHALL BE
<br />PROVIDED WITHOUT ADDITIONAL COST TO THE PROJECT.
<br />6.
<br />CLEARANCES AROUND APPLIANCES TO ELEMENTS OF PERMANENT CONSTRUCTION, INCLUDING
<br />OTHER INSTALLED EQUIPMENT AND APPLIANCES, SHALL BE SUFFICIENT TO ALLOW INSPECTION,
<br />SERVICE, REPAIR OR REPLACEMENT WITHOUT REMOVING SUCH ELEMENTS OF PERMANENT
<br />CONSTRUCTION. ROOF MOUNTED EQUIPMENT LOCATED WITHIN 10 FEET OF A ROOF EDGE
<br />SHALL BE PROVIDED WITH GUARDS HAVING A HEIGHT OF NO LESS THAN 42 INCHES.
<br />7.
<br />MINOR DETAILS NOT USUALLY SHOWN OR SPECIFIED, BUT NECESSARY FOR PROPER
<br />OPERATION AND CONSISTENT WITH GOOD WORKMANSHIP, SHALL BE INCLUDED IN THE
<br />ESTIMATE, THE SAME AS IF SHOWN ON DRAWINGS.
<br />8.
<br />ALL DUCT WORK IS TO BE CONSTRUCTED AND INSTALLED IN ACCORDANCE WITH SMACNA
<br />MANUALS AND THE FOLLOWING SCHEDULE:
<br />A. RECTANGULAR DUCTS: GALVANIZED SHEET METAL WITH EXTERNAL DUCT WRAP.
<br />SEE RECTANGULAR DUCT SCHEDULE FOR DUCT GAGE. ALL DUCTS WITH 24 INCH
<br />WIDTH OR GRATER SHALL HAVE MECHANICAL FASTENERS AT A MAXIMUM OF 18
<br />INCH CENTERS. DUCTBOARD SUCH AS "SUPERDUCT" AS MANUFACTURED BY
<br />JOHNS MANVILLE, INTERNALLY LINED FIBERBOARD MAY BE SUBMITTED AS AN
<br />ALTERNATE. THE DUCTBOARD JOINTS SHALL BE TAPED AND MASTICED.
<br />B. RIGID ROUND DUCTS: GALVANIZED SHEET METAL WITH EXTERNAL INSULATION.
<br />C. FLEXIBLE ROUND DUCTS: FLEXIBLE, WIRE REINFORCED DUCT WITH EXTERNAL
<br />INSULATION WITH VAPOR BARRIER AND FOIL FACED. FLEX MUST BE STRETCHED
<br />TO REMOVE ACCORDION EFFECT. FLEX DUCT LENGTH SHALL NOT EXCEED 7 FT
<br />LENGTH.
<br />D. FRESH AIR DUCT: GALVANIZED SHEET METAL WITH EXTERNAL DUCT WRAP IN
<br />CONDITIONED SPACES.
<br />9.
<br />MINIMUM INSULATION RESISTANCE FOR DUCTWORK SHALL BE AS FOLLOW:
<br />A. CONDITIONED SPACES - R-4.2
<br />B. UNCONDITIONED SPACES - R-6.0
<br />10.
<br />ALL DUCT SIZES INDICATE "FREE AREA" DIMENSIONS, ALL TAKE -OFFS AND DIVIDED FLOWS
<br />SHALL HAVE VOLUME DAMPERS. PROVIDE SPIN -IN COLLARS WITH INTEGRAL SCOOPS AND
<br />DAMPERS FOR ALL BRANCH TAKE -OFFS. PROVIDE TURNING VANES FOR ALL ELBOWS AND
<br />SPLITTERS.
<br />11.
<br />FURNISH AND INSTALL ALL GRILLES, DIFFUSERS AND REGISTERS OF THE TYPE AND AT THE
<br />LOCATIONS SHOWN ON THE PLANS. ALL GRILLES, DIFFUSERS, LOUVERS, ETC. SHALL BE
<br />EXTRUDED ALUMINUM WITH BAKED WHITE ENAMEL FINISH. SPONGE RUBBER GASKETS SHALL
<br />BE INSTALLED BEHIND FLANGES OF ALL GRILLES, DIFFUSERS AND REGISTERS TO PREVENT
<br />LEAKAGE AND STREAKING. ALL GRILLES, DIFFUSERS, REGISTERS, ETC. SHALL BE INSTALLED IN
<br />ACCORDANCE WITH FACTORY DETAILS.
<br />12.
<br />FACTORY MADE OPPOSED BLADE DAMPERS WITH FRONT ACCESSIBLE OPERATOR AND DUCT
<br />RING SHALL BE FURNISHED FOR EACH NEW DIFFUSER.
<br />13.
<br />PROVIDE FLEXIBLE CONNECTORS WHERE METAL DUCTWORK CONNECT TO FANS OR AIR
<br />HANDLERS.
<br />14.
<br />THE MECHANICAL CONTRACTOR SHALL PROVIDE FIRE DAMPER AS REQUIRED TO PENETRATE
<br />FIRE RATED WALL ASSEMBLIES. DUCT ACCESS DOORS SHALL BE PROVIDED AT ALL FIRE
<br />DAMPERS, SMOKE DETECTORS, AND AT ALL 25 FT DUCT INTERVALS WITHOUT DIFFUSER
<br />OPENINGS. ACCESS DOORS SHALL BE CLEARLY VISIBLE THROUGH DUCT INSULATION AND SHALL
<br />BE CONSTRUCTED AS SHOWN IN SMACNA LOW PRESSURE STANDARDS. DOORS SHALL BE THE
<br />SAME GAUGE AND MATERIAL AS THE DUCT. MINIMUM SIZE OF ALL ACCESS SHALL BE 20X12
<br />EXCEPT WHERE DUCT IS LESS THAN 14 INCHES, IN WHICH CASE ONE DIMENSION SHALL BE 20
<br />INCHES AND THE OTHER 2 INCHES LESS THAN THE DUCT WIDTH.
<br />15.
<br />WHERE IT IS POSSIBLE TO SEE THROUGH DIFFUSERS, GRILLES OR REGISTERS TO DUCTWORK,
<br />LIGHT COLOR INSULATION OR PLENUMS, THE INTERIOR DUCTWORK OR PLENUM SHALL BE
<br />PAINTED FLAT BLACK.
<br />16.
<br />THE REFRIGERANT LINE SHALL BE SIZED IN ACCORDANCE WITH THE MANUFACTURERS
<br />INSTALLATION INSTRUCTIONS. REFRIGERANT LINE INSULATION SHALL BE 1 INCH MINIMUM IN
<br />UNCONDITIONED ATTIC AREAS. COVER INSULATION AT BUILDING EXTERIOR WITH UV RESISTANT
<br />COATING. INSTALL INSULATION SECTIONS WITH COMPRESSION GLUE AT BUTT JOINTS.
<br />17.
<br />THE HVAC CONTRACTOR IS RESPONSIBLE FOR ALL CONTROLS AND CONTROL WIRING. SEE
<br />SEQUENCE OF OPERATION.
<br />18.
<br />ALL AIR HANDLERS TO HAVE SLOPED DRAIN PANS.
<br />19.
<br />THE HVAC CONTRACTOR IS RESPONSIBLE TO PROVIDE ALL CONDENSATE PIPING. CONDENSATE
<br />PIPING SHALL BE CONSTRUCTED OF PVC PIPING. CONDENSATE LINES LOCATED IN
<br />UNCONDITIONED SPACES SHALL BE INSULATED.
<br />20.
<br />WORK SHALL INCLUDE TESTING AND BALANCING OF THE HVAC SYSTEM. THE CONTRACTOR
<br />SHALL SUBMIT COPIES OF TEST AND BALANCE REPORTS SHOWING RESULTS OF BALANCING OF
<br />AIR QUANTITIES TO PLAN REQUIREMENTS. MAKE ALL ADJUSTMENTS REQUIRED TO PROVIDE
<br />+/-10% DESIGN AIR FLOW.
<br />21.
<br />WORK SHALL INCLUDE STARTUP OF ALL SYSTEMS, FURNISHING OF OPERATING AND
<br />MAINTENANCE INSTRUCTIONS, WALK THROUGH WITH MAINTENANCE CREW, AND ONE YEAR
<br />GRANTEE, COMMENCING ON DATE OF ACCEPTANCE BY OWNER.
<br />p _ 22.
<br />THE VENTILATION RATE PROCEDURE OF FLORIDA BUILDING CODE - 2017 MECHANICAL HAS BEEN
<br />USED TO DETERMINE THE AMOUNT OF OUTSIDE AIR FOR THIS SPACE. ANY CHANGE IN SPACE
<br />USE, CONTAMINANTS, OR OPERATION MAY REQUIRE A REEVALUATION OF THE DESIGN AND
<br />IMPLEMENTATION OF NEEDED CHANGES.
<br />23.
<br />THERMOSTATS AND HUMIDISTAT SHALL BE MOUNTED AT 4 FEET ABOVE THE FLOOR.
<br />24.
<br />EACH CONDITIONED SPACE SHALL BE PROVIDED WITH A MEANS OF RETURNING AIR TO THE AHU
<br />AS INDICATED ON THIS PLAN. WHERE NOT SHOWN, ACCEPTABLE METHODS INCLUDE:
<br />A. RETURN TRANSFER DUCT SHALL BE A 1.5 TIME THE CROSS SECTIONAL AREA OF
<br />THE SUPPLY DUCT ENTERING THE ROOM.
<br />B. TRANSFER GRILLS SHALL USE 50 SQUARE INCHES (OF GRILLE AREA) TO 100 CFM
<br />(OF SUPPLY AIR) FOR SIZING THROUGH THE WALL TRANSFER GRILLES.
<br />C. BOTH A. AND B. SHALL USE UNDERCUT ENTRY DOORS (MIN. 1 INCH)
<br />25.
<br />ALL EQUIPMENT EXTERIOR TO THE BUILDING SHALL BE SECURED TO WITHSTAND 150MPH
<br />WINDS,
<br />26.
<br />MECHANICAL EQUIPMENT IDENTIFICATION: PROVIDE ENGRAVED PLASTIC LAMINATE SIGN,
<br />PLASTIC EQUIPMENT MARKER, OR STENCILED SINGES FOR THE FOLLOWING EQUIPMENT AND
<br />OPERATIONAL DEVICES, FIRE HAND LETTERING SHALL NOT BE ACCEPTED.
<br />A. AIR HANDLERS, CONDITIONERS AND SIMILAR MOTOR DRIVEN UNITS LETTERING
<br />SIZE SHALL BE 1 INCH HEIGHT (MINIMUM) AS NEEDED FOR PROPER
<br />IDENTIFICATION TEXT FOR EQUIPMENT IDENTIFICATION SIGNS SHALL INCLUDE,
<br />UNIT NAME AND NUMBER AS PROVIDED IN THE CONTRACT DRAWINGS (IE: AHU-1,
<br />CU-1, HEX-1 ETC.). IF NOT IDENTIFIED BY THE MANUFACTURER, THE CONTRACTOR
<br />SHALL PROVIDE A SIGN TO INDICATE THE LOCATION OF FILTER ACCESS ON
<br />AHU'S.
<br />W. 15ARNETT ENTERPRISE% INC.
<br />0.W. :
<br />TAMf-A, FL. 33603
<br />P.E. 25516
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<br />No. Description Date
<br />SOUTH LAKE
<br />PHARMACY
<br />MECHANICAL
<br />Project number 3810.1.18
<br />Date Issue Date
<br />Drawn by HK
<br />Checked by Checker
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<br />THESE DOCUMENTS AND THEIR CONTENTS ARE THE PROPERTY OF HKH DESIGN LLC. AND SHALL NOT BE COPIED OR REPRODUCED WITHOUT THE WRITTEN CONSENT OF HKH DESIGN LLC.
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