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KEYED NOTES: 0 <br />HVAC GENERAL NOTES <br />1. DUCT SIZES ARE CLEAR INSIDE DIMENSIONS. VERIFY ALL DIMENSIONS <br />® REPLACE CLEANED EXISTING: DIFFUSER ADJUST BALANCE FROM <br />AND LOCATIONS PRIOR TO FABRICATION OR INSTALLATION. ALL <br />REMOVED EXISTING DIFFUSER <br />DUCTWORK SHALL BE TYPE 800 P15ERGLASS EQUAL TO <br />RELOCATE CLEANED AND REPAINTED EXISTING DIFFUSER <br />JOHNS-MANVILLE. DUCT SHALL BE 1-1/2" THICK WITH AN "R" VALUE OF <br />BALANCE TO PREVIOUS CFM VALUE. <br />6. ALL DUCTWORK SHALL BE GALVANIZED SHEET METAL WITH 2", 3/4 <br />®REPLACE CLEANED EXISTING RETURN GRILLE. BALANCE TO <br />LB DENSITY, FOIL FACED EXTERNAL INSULATION. ALL JOINTS AND <br />CONNECTIONS TO BE SEALED WITH MASTIC. EXHAUST DUCT AND <br />PREVIOUS CFM VALUE. <br />OUTSIDE AIR DUCTS SHALL BE GALVANIZED STEEL SNAP-LOK WITH <br />ALL JINTS SEALED® ALL DUCT ALL BE CONSTRUCTED <br />RELOCATE CLEANED AND REPAINTED EXISTING RETURN GRILLE. <br />AND INSTALLED PERWITH SMACNATREQUIREMENTS. <br />BALANCE TO PREVIOUS CFM VALUE. <br />®PROVIDE TYPE -II "HEAT ONLY" HOOD OVER SANDWICH PREP <br />2. ALL BRANCH CONNECTIONS SHALL BE CLASS ONE FLEXIBLE DUCT <br />WITH A MANUAL VOLUME DAMPER INSTALLED IN THE COLLAR AT THE <br />STATION. RUN 8" CONNECTION FROM HOOD TO EXHAUST FAN ON <br />MAIN TRUNK FOR BALANCING PURPOSES. <br />ROOF. OFFSET AND TRANSITION AT CONNECTIONS AS NEEDED. <br />3. ALL SYSTEMS 2000 CFM AND OVER SHALL HAVE A SMOKE <br />VERIFY DIMENSIONS PRIOR TO FABRICATION AND INSTALLATION. <br />DETECTOR INSTALLED IN THE SUPPLY DOWNDUCT. DETECTOR SHALL <br />REFER TO DETAIL ON SHEET M3. USE FACTORY -MANUFACTURED <br />BE 24 VOLT POWERED FROM THE UNIT'S LOW VOLTAGE PANEL UNLESS <br />PIPE AND FITTINGS ONLY. CONFIRM LOCATION ON SITE WITH MOST <br />THERE IS A FIRE ALARM SYSTEM. THEN THE DETECTOR SHALL BE 120 <br />RECENT KITCHEN PLANS. <br />VOLTS, SUPPLIED BY THE FIRE ALARM CONTRACTOR, INSTALLED BY <br />(J EXISTING HOOD AND FAN t0 REMAIN <br />THE 14VAC CONTRACTOR AND WIRED BY FIRE PROVIDE <br />AND HORN ALARM ALARM STATIONS IN AREA MONITORED DURING BUSINESS <br />ES <br />HOURS, PER CODE. <br />HYti//�� C LEGEND <br />4. ALL ROOF AND WALL PENETRATIONS SHALL BE MADE AND SEALED <br />THE GENERAL CONTRACTOR <br />CLEANED CEILING SUPPLY DIFFUSER <br />m <br />CLEANED, REPAINTED, AND RELOCATED CEILING SUPPLY DIFFUSER Z <br />CLEANED CEILING RETURN GRILLE <br />CLEANED, REPAINTED, AND RELOCATED CEILING RETURN GRILLE Z <br />C> <br />3•"Iia <br />OMECWANIC4L RENOVATION PLAN <br />3C,4L.E: 3/16" . 1'-0" <br />5. CONTRACTOR SHALL PROVIDE SUBMITTAL DATA IN PDF FORMAT FOR <br />APPROVAL. <br />6. DEVIATION FROM MATERIALS, METHODS, OR PROCEDURES SET FORTH <br />HERIN MUST BE APPROVED, IN WRITING, BY ENGINEER PRIOR TO <br />SUBMISSION OF BID, ORDER FABRICATION OR INSTALLATION. <br />1. ANY AND ALL QUESTIONS AS TO THE INTENT OF, OR PROCEDURES SET <br />FORTH IN THESE DRAWINGS MUST BE BROUGHT TO THE ATTENTION OF <br />THE ENGINEER PRIOR TO SUBMISSION OF A BID. LACK OF KNOWLEDGE <br />OR UNDERSTANDING OF PLANS SHALL NOT JUSTIFY ANY CLAIMS OR <br />EXTRA COMPENSATION. <br />6. INSTALLATION SHALL COMPLY WITH ALL APPLICABLE LAWS, CODES, <br />AND ORDINANCES. <br />9. THE HVAC CONTRACTOR SHALL COORDINATE ALL EQUIPMENT, DUCT, <br />AND DIFFUSER/GRILLE LOCATIONS AND CLEARANCES WITH ALL OTHER <br />TRADES ON PROJECT, IN PREGONSTRUCTION MEETING, PRIOR TO ANY <br />ORDER, FABRICATION, OR INSTALLATION. <br />10. THERMOSTATS SHALL BE MANUFACTURER 1-DAY PROGRAMMABLE <br />MODEL WITH SUB -BASE. ALL DUAL -COMPRESSOR OR UNLOADING <br />SYSTEMS SHALL HAVE TWO STAGE NEAT/COOL THERMOSTATS. MOUNT <br />THERMOSTATS AT 48" ABOVE FINISHED FLOOR, TYPICAL. <br />11. SUPPLY DUCTWORK SHALL BE CONSTRUCTED, FABRICATED, AND <br />INSTALLED IN ACCORDANCE WITH SMACNA REQUIREMENTS FOR A P <br />POSITIVE STATIC PRESSURE CLASSIFICATION. <br />12. RETURN AND EXHAUST DUCTWORK SHALL BE CONSTRUCTED, <br />FABRICATED, AND INSTALLED IN ACCORDANCE WITH BMACNA <br />REQUIREMENTS FOR A P NEGATIVE STATIC PRESSURE. <br />13. ALL EXHAUST FAN DISCHARGES AND PLUMBING VENTS SHALL BE A <br />MINIMUM OF 10'-O" FROM FRESH -AIR INTAKES. COORDINATE WITH <br />PLUMBING PLANS PRIOR TO INSTALLATION. <br />14. PLANS AND DIAGRAMS/DETAILS ARE SCHEMATIC ONLY AND <br />REPRESENT THE GENERAL INTENT OF WHAT IS TO BE INSTALLED AND <br />SHOULD NOT BE SCALED. THE HVAC CONTRACTOR 18 RESPONSIBLE <br />FOR THE COORDINATION WITH ALL STRUCTURAL AND FIELD <br />CONDITIONS AS WELL AS INSTALLATION HEIGHTS OF PIPING, CONDUIT, <br />ETC. OF OTHER TRADES WHOSE SCOPE OVERLAYS THAT OF THE HVAC <br />CONTRACTOR <br />15. REFRIGERANT COPPER LIQUID AND SUCTION LINES SHALL BE TYPE 'L' <br />SOFT DRAWN AND SIZED PER MANUFACTURER'S RECOMMENDATIONS. <br />INSULATE SUCTION LINE WITH 3/4" THICK "ARMAFLEX" INSULATION. TAPE <br />ALL JOINTS TIGHT TOGETHER SYSTEMS OVER 5 TONS SHALL HAVE <br />TYPE 1" HARD DRAWN REFRIGERANT LIQUID AND SUCTION LINES. <br />REFRIGERANT PIPING CONFIGURATION SHALL ASSURE THAT THE <br />REFRIGERANT OIL SATISFACTORILY RETURNS TO THE COMPRESSOR <br />PAINT ALL EXPOSED INSULATION WITH UV RESISTANT WHITE PAINT. <br />16. EXTEND SCHEDULE 40 PVC CONDENSATE DRAIN LINES TO ROOF <br />DRAIN OR DOWNSPOUT. PROVIDE DRYWELL WITH RIVER GRAVEL <br />BENEATH DOWNSPOUT IF NO APPROVED SURFACES EXIST ON WHICH <br />TO DRAIN (RTU'S) EXTEND SCHEDULE 40 PVC CONDENSATE DRAIN <br />LINES FROM AIR HANDLER(S) TO EXTERIOR AND GRASS/LANDSCAPE <br />AREA PROVIDE 24" 44" x24" DEEP DRYWELL WITH RIVER GRAVEL IF <br />NO APPROVED SURFACES EXIST ON WHICH TO DRAIN. INSULATE ENTIRE <br />LENGTH WITH 3/16" WALL ARMAFLEX OR OTHER TYPE INSULATION. <br />PROVIDE SAFE-T SWITCH At AHU AND FLOAT SWITCH AT SECONDARY <br />PAN. <br />11. PROVIDE FIRE DAMPERS AT ALL RATED PENETRATIONS, AS <br />APPLICABLE. <br />18. THE MECHANICAL CONTRACTOR SHALL RETAIN THE SERVICES OF AN <br />INDEPENDENT TEST AND BALANCE AGENCY TO TEST AND BALANCE <br />ALL HVAC SYSTEMS ON THIS PROJECT. THE TEST AND BALANCE <br />REPORT SHALL BE SUBMITTED TO THE MECHANICAL ENGINEER FOR <br />REVIEW AND ACCEPTANCE. THE TEST AND BALANCE CONTRACTOR <br />SHALL INCLUDE THE PROVISION FOR ADJUSTMENTS REQUESTED BY <br />THE MECHANICAL ENGINEER -OF -RECORD AND RESUBMITTAL OF THE <br />REVISED TEST AND BALANCE REPORT. THE AIR DEVICES IN EACH <br />SPACE SHALL BE BALANCED TO WITHIN 10% OF THE AIRFLOW <br />QUANTITIES INDICATED ON THE MECHANICAL DRAWINGS. TESTING <br />AGENCY SHALL BE AABC OR NEBB CERTIFIED. <br />IS. THE HVAC CONTRACTOR SHALL ANTICIPATE AND PROVIDE ALL <br />INCIDENTAL AND PERIPHERAL ITEMS WHICH ARE OBVIOUSLY <br />REQUIRED AND NECESSARY TO COMPLETE THE INSTALLATION <br />REGARDLESS IF THESE ITEMS ARE SPECIFIED AND/OR SHOWN ON THE <br />PLAN(S). <br />REVISIONS <br />BY <br />cm <br />00 <br />v M <br />Q 25 <br />c E <br />v Z N v <br />5 E V n <br />'ca~ <br />N 00 <br />� C <br />o <br />4�5 <br />� N <br />> <br />Q .o <br />E <br />c <br />v <br />E — <br />v <br />�o <br />• <br />1 <br />1 <br />x <br />w <br />a <br />I <br />G p�000000 00 <br />00 PA o <br />0000 °o <br />° <br />o PE 1 ° o <br />° <br />0 <br />0 0 <br />o STATE OF e ° <br />° <br />00 ORiOp; <br />"COO <br />��"00000co0a��a <br />GARLAND PATTERSON, P.E. <br />FL Lic. No.: 14175 <br />JULY 26, 2022 <br />N N <br />Um ON <br />Z «W01 NrnZ <br />Q Z n <br />L$ <br />L.- o` <br />h <br />OJ IOd�rno <br />LL fj O+pN <br />00 <br />U V' <br />00 Wn <br />C0 <br />U <br />L <br />O <br />h <br />v <br />> 0 <br />� C6 <br />Z <br />O <br />= o. w <br />Y m=Cjt <br />Z - C <br />0. U <br />::) <br />i C9 <br />} a N <br />W <br />O d. <br />• <br />C <br />Date: 07. 26. 22 <br />Scale: AS NOTED <br />Project Mgr: JR <br />Drawn: BMD <br />Job: 21-202 <br />Sheet <br />M2 <br />