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� CV N C/' MINIMUM MECHANICAL PIPING INSULATION THICKNESS GENERAL MECHANICAL NOTES STANDARD ABBREVIATIONS MECHANICAL LEGEND ~ A. INSTALL ALL MECHANICAL SYSTEMS IN ACCORDANCE WITH THE ADOPTED VERSION OF THE ENERGY EFFICIENCY STANDARDS,CALIFORNIA BUILDING CODE,CALIFORNIA . U INSULATION CONDUCTIVITY NOMINAL PIPE OR TUBE SIZE in MECHANICAL CODE,AND CALIFORNIA PLUMBING CODE AND ALL OTHER LOCAL CODES AND ADOPTED ORDINANCES. (E) EXISTING FLUIDE OPERATING ( •) � BALL VALVE � SUPPLY DIFFUSER w SYSTEM TYPES TEMPERATURE RANGE CONDUCTIVITY MEAN RATING B. PROVIDE SEISMIC RESTRAINTS FOR HVAC EQUIPMENT, DUCTWORK,AND PIPING TO COMPLY WITH SEISMIC DESIGN CRITERIA LISTED IN THE STRUCTURAL GENERAL NOTES. IF (N) NEW AND USAGE(°F) (Btu•in.l(h•ft.2•°F)) TEMPERATURE(°F) <1 1 TO<1 '/z 1 '/z TO<4 4 TO<8 >_8 NOT AVAILABLE PROVIDE RESTRAINTS IN ACCORDANCE WITH ASCE/SEI 7-10 AND CALIFORNIA BUILDING CODE WITH SEISMIC DESIGN CATEGORY D, SITE CLASS D, RISK CATEGORY AFF ABOVE FINISHED FLOOR BUTTERFLY VALVE RETURN GRILLE II,SHORT PERIOD DESIGN SPECTRAL RESPONSE ACCELERATION COEFFICIENT SDS=0.606,ONE SECOND PERIOD DESIGN SPECTRAL RESPONSE ACCELERATION COEFFICIENT Al ANALOG INPUT DX HEAT PUMP 141-200 0.25-0.29 125 1.5 1.5 2.0 2.0 2.0 SD1=0.362,AND IMPORTANCE FACTOR 1.0. PIPING SUPPORTED WITHIN 12"OF STRUCTURE DOES NOT REQUIRE SEISMIC BRACING. DUCTS SUPPORTED WITHIN 12"OF STRUCTURE ALT ALTERNATE GATE VALVE EXHAUST GRILLE U ON DX CONDENSING UNIT 40-60 0.21 -0.27 75 0.5 0.5 1.0 1.0 1.0 OR DUCTS LESS THAN 6 SQ. FT.CROSS-SECTIONAL AREA DO NOT REQUIRE SEISMIC BRACING. AO ANALOG INPUT NOTES: C. CLOSELY COORDINATE ALL MECHANICAL WITH ELECTRICAL,ARCHITECTURAL,AND STRUCTURAL. DUCTWORK AND PIPING IS APPROXIMATE AND DIAGRAMMATIC AND IS NOT TO GLOBE VALVE 0 RETURN AIR DUCT SECTION M APD AIR PRESSURE DROP 1. BASED ON THE 2016 CALIFORNIA ENERGY CODE(CEC). BE SCALED. PROVIDE ALTERNATE ROUTING,OFFSETS,AND TRANSITIONS AS REQUIRED FOR COORDINATION OF ALL WORK WITHOUT ADDITIONAL COST TO THE OWNER. BOD BOTTOM OF DUCT < c 2. PROVIDE ALUMINUM JACKETS ON ALL PIPING INSULATION LOCATED EXTERIOR OF THE BUILDING. PROVIDE PVC JACKET ON ALL EXPOSED D. FIELD VERIFY ALL MECHANICAL PRIOR TO COMMENCING NEW WORK. DO NOT FABRICATE OR INSTALL ANY MECHANICAL BEFORE VERIFYING DIMENSIONS AND ROUTING WITH 0 MOTORIZED VALVE OPERATOR RETURN AIR DUCT TURNED UP PIPING INSULATION IN MECHANICAL ROOM. BUILDING CONDITIONS AND ALL OTHER TRADES. BOP BOTTOM OF PIPE RED INC ARCHITECTS 3. REFER TO SPECIFICATIONS FOR ADDITIONAL INSULATION REQUIREMENTS. E. CONTRACTOR IS RESPONSIBLE FOR ALL APPLICABLE PERMITS AND FEES. (VALVE CHECK BTU/H BRITISH THERMAL UNITS PER HOUR SWING OR LIFT AS REQ'D) E 0 RETURN AIR DUCT DOWN 1217 J STREET,MODESTO,CA 95354 209.522.8900 F. PIPING,DUCTWORK,AND EQUIPMENT HANGERS CENTERED ON STEEL I-BEAMS(CONCENTRIC HANGERS)ARE PREFERRED OVER HANGERS SUPPORTED FROM A SINGLE SIDE OF CAP. CAPACITY Q THE BOTTOM I-BEAM FLANGE. IF USING HANGERS SUPPORTED FROM A SINGLE SIDE OF THE BOTTOM FLANGE,THE MAXIMUM WEIGHT LIMIT PER HANGER IS 200 POUNDS UNLESS CFM CUBIC FEET PER MINUTE SOLENOID VALVE � SUPPLY AIR DUCT SECTION MECHANICAL PIPING MATERIAL SCHEDULE DIRECTED OTHERWISE BY THE PROJECT STRUCTURAL ENGINEER. CV CONSTANT VOLUME SEAL: J G. IF DISCREPANCIES EXIST BETWEEN BUILDING CODES, DRAWINGS, NOTES,AND SPECIFICATIONS,THE MOST STRINGENT REQUIREMENT WILL BE REQUIRED UNLESS CLARIFIED BY DB DRY BULB AUTOMATIC CONTROL VALVE(2 WAY) SUPPLY AIR DUCT TURNED UP PIPE DIA. PROJECT ENGINEER IN AN OFFICIAL ADDENDUM OR SUPPLEMENTAL INSTRUCTION. DI DIGITAL INPUT Q PIPING SYSTEM LOCATION (IN) ACCEPTABLE PIPING MATERIAL H. CAULK AND SEAL ALL PENETRATIONS THROUGH CEILINGS,WALLS,AND FLOORS. PROVIDE ESCUTCHEON COVERS OR SHEET METAL FLANGES ON ALL VISIBLE PENETRATIONS. DIA OR DIAMETER AUTOMATIC CONTROL VALVE(3 WAY) SUPPLY AIR DUCT DOWN INDOORS ALL ASTM D 2665 SCHEDULE 40 PVC I. ALL VOC'S MUST COMPLY WITH CALIFORNIA GREEN BUILDING CODE SECTION 4.504.3 AND TABLES 4.504.1,4.504.2,4.504.3,4.504.5 FOR ALL ADHESIVES, PAINTS AND COATINGS,AND 0 PRESSURE REDUCING VALVE EXHAUST AIR DUCT SECTION 0'0F s ONq CONDENSATE-DRAIN OUTDOORS ALL ASTM B 88 TYPE L COPPER SEALANTS. DO DIGITAL OUTPUT �1 GN N.Stq�ce CATEGORY IV ALL ASTM D 2665 SCHEDULE 40 PVC J. ALL BATHROOM EXHAUST FANS TO BE ENERGY STAR RATED AND VENTED DIRECTLY TO OUTSIDE. EA EXHAUST AIR P&T RELIEF VALVE EXHAUST AIR DUCT TURNED UP �' m REFRIGERANT ALL ALL ASTM B 88 TYPE L COPPER K. ADHESIVES,ADHESIVE BONDING PRIMERS,ADHESIVE PRIMERS,SEALANTS, SEALANT PRIMERS AND CAULKS SHALL COMPLY WITH LOCAL OR REGIONAL AIR POLLUTION CONTROL EAT ENTERING AIR TEMPERATURE w M37119 OR AIR QUALITY MANAGEMENT DISTRICT RULES WHERE APPLICABLE OR SCAQMD RULE 1168 VOC LIMITS AS SHOWN IN TABLES 5.504.4.1 AND 5.504.4.2. PET COCK OR GAUGE COCK EXHAUST AIR DUCT DOWN EXP.9-30-2020 NOTES: EFF EFFICIENCY �' 1. REFER TO SPECIFICATIONS FOR ADDITIONAL PIPING REQUIREMENTS. L. CERTIFICATE OF ACCEPTANCE(MECH-2A AND ENV-2A)AND ALL RELATED DOCUMENTS SHALL BE SUBMITTED TO THE FIELD INSPECTOR DURING CONSTRUCTION.CERTIFICATE OF ELEV ELEVATION OCCUPANCY WILL NOT BE ISSUED UNTIL THESE FORMS ARE REVIEWED AND APPROVED. CALIBRATED BALANCING VALVE ACCESS PANEL sT�FCHAN\c 2. PROVIDE DIELECTRIC FITTINGS FOR ALL DISSIMILAR METALS. ESP EXTERNAL STATIC PRESSURE qTF m M. MECHANICAL VENTILATION SHALL BE PROVIDED PER THE REQUIREMENTS OF THE CALIFORNIA ENERGY CODE(CEC)SECTION 120.1.THE VENTILATION SYSTEM SHALL CONSIST OF EWT ENTERING WATER TEMPERATURE Q WATER HAMMER ARRESTOR MANUAL VOLUME DAMPER OF o CA WAIR-CONDITIONING, FAN COIL WITH SUMMER SWITCH,OR OTHER INDEPENDENT FAN SYSTEM. OPERATION OF THE VENTILATION SYSTEM SHALL NOT RESULT IN INTERIOR NOISE oFA FREE AREA c 04/12/2019 m LEVELS GREATER THAN 45 DB CNEL. AIR VENT(AUTOMATIC) GRAVITY BACKDRAFT DAMPER N. ALL DETAILS INCLUDED IN DESIGN DRAWINGS MUST BE APPLIED TO ALL RELEVANT INSTALLATIONS REFERRED TO IN THE DETAIL. EACH DETAIL WILL NOT BE SPECIFICALLY FPM FEET PER MINUTE M REFERENCED ON THE DRAWINGS. FT FEET STRAINER z MOTORIZED DAMPER FV FACE VELOCITY CONSULTANT: DUCTWORK FW FRESH WATERS VENTURI FLOW METER �� FIRE DAMPER A. CLOSE ENDS OF DUCTWORK AND PIPING AND COVER FLOOR DRAINS DURING CONSTRUCTION. CLEAN ALL EQUIPMENT, PIPING,AND DUCTWORK AT COMPLETION OF PROJECT. GA GAUGE B. COORDINATE ALL DIFFUSER AND GRILLE LOCATIONS WITH REFLECTED CEILING PLAN AND ELECTRICAL DRAWINGS. GAL GALLON T TEMPERATURE&PRESSURE TEST PLUG Fs COMBINATION FIRE/SMOKE DAMPER C. COORDINATE ALL STRUCTURAL PENETRATIONS FOR DUCT WORK WITH GENERAL CONTRACTOR AND STRUCTURAL ENGINEER. DUCT PENETRATIONS THROUGH ROOF ARE TO BE GPM GALLONS PER MINUTE F COORDINATED WITH JOIST LAYOUT. HP HORSEPOWER FLOW SWITCH 1sn2 DUCT SIZE(FIRST FIGURE IS SIZE SHOWN) D. PROVIDE ACCESS PANELS FOR ALL EQUIPMENT, DAMPERS,ACTUATORS,AND FILTERS. ENSURE ADEQUATE ACCESS TO ALL SYSTEM COMPONENTS FOR MAINTAINABILITY. HR HOUR T BURIED OR UNDERFLOOR DUCT HT HEIGHT PROVIDE DOUBLE WALL DUCT ACCESS DOORS FOR ALL MOTORIZED DAMPERS, FIRE/SMOKE DAMPERS, FIRE DAMPERS, FILTERS, DUCT COILS,TURNING VANES,DUCTWORK TEMPERATURE SENSOR ] CONNECTING TO LOUVERS,AND OTHER DEVICES THAT REQUIRE ACCESS. DOORS TO BE 12"SQUARE FOR TWO HAND ACCESS AND 25"X14"FOR BODY ACCESS. J IAQ INDOOR AIR QUALITY PRESSURE GAUGE W/GAUGE COCK DUCT W/ACOUSTICAL LINING E. PROVIDE BALANCE VALVES AND DAMPERS TO ALLOW COMPLETE BALANCE OF HVAC SYSTEMS(OPPOSED BLADE DAMPERS(OBD'S)THAT ARE INTEGRAL TO AIR DEVICES ARE NOT IN. INCH ENGINEERING SYSTEM SOLUTIONS CONSIDERED BALANCE DAMPERS UNLESS NOTED OTHERWISE). STRUCTURAL•MEP•BUILDING COMMISSIONING INWC INCHES OF WATER COLUMN THERMOMETER FLEXIBLE DUCT(HELICAL) BUILDING RELATIONSHIPS F. PROVIDE FLUSH CUP CONCEALED OPERATORS ON ALL HAND DAMPERS LOCATED ABOVE HARD OR INACCESSIBLE CEILINGS. EXCEEDING EXPECTATIONS G. LINE ALL LOW PRESSURE RECTANGULAR SUPPLY AND RETURN DUCT A MINIMUM OF 20 FEET FROM AIR HANDLING EQUIPMENTNAV BOX. LINE ALL RETURN AIR TRANSFERS AND INWG INCHES OF WATER GAUGE PUMP FLEXIBLE DUCT CONNECTION www.es2eng.com GRILLE PLENUM BOXES. DUCT LINER TO BE MINIMUM R-6. TRIM AND SEAL JOINTS. LAT LEAVING AIR TEMPERATURE 4943 NORTH 29TH EAST,STE A H. INSULATE ALL CONCEALED UNLINED SUPPLY DUCT WITH MINIMUM R-6(INSTALLED)FIBERGLASS DUCT WRAP. INSULATE ALL OUTSIDE AIR DUCT WITH MINIMUM R-6(INSTALLED) LBS POUNDS ELBOW DOWN DUCT TRANSITION IDAHO FALLS,IDAHO 74 PHONE:LS, 55HO 83 401 DFIBERGLASS DUCT WRAP. INSULATION TO BE UL LISTED AND MEET NFPA 220.ALL DUCT LOCATED IN UNCONDITIONED SPACE TO BE INSULATED WITH MINIMUM R-8(INSTALLED). LWT LEAVING WATER TEMPERATURE I. ROUND FLEXIBLE DUCT TO BE MIN R-6 INSULATED AND MEET NFPA 90A STANDARDS. FLEXIBLE DUCT RUNS TO BE MAXIMUM 8 FEET IN LENGTH AND FREE OF KINKS. FLEXIBLE MAX MAXIMUM ELBOW UP ELBOW W/TURNING VANES JOB NUMBER: 17.1019 DUCTS TO BE TESTED ACCORDING TO UL181. FLEXIBLE DUCT FASTENERS TO COMPLY WITH UL181B. UNLISTED DUCT TAPE IS PROHIBITED. MBH THOUSAND BRITISH THERMAL UNITS/HOUR 7 «„ s,„tRt,tR to R 11111-11-111RITTEN 111R"TT,N„s J. ALL DUCT TO BE CONSTRUCTED OF GALVANIZED METAL UNLESS NOTED OTHERWISE. ALL ROUND EXPOSED DUCT TO BE SPIRAL DUCT. CONSTRUCT ALL DUCT TO THE MECH MECHANICAL TEE DOWN TEE W/45 DEGREE ENTRY FOLLOWING SMACNA STANDARDS: MIN MINIMUM HOSE BIB OR SILLCOCK WYE W/45 DEGREE ENTRY 1. LOW PRESSURE SUPPLY DUCT AND RETURN DUCT-2"W.G. PRESSURE CLASS AND SEAL CLASS B MVD MANUAL VOLUME DAMPER 2. EXHAUST DUCT-1"W.G. PRESSURE CLASS AND SEAL CLASS B NC NOISE CRITERIA ] PIPE CAP (T) THERMOSTAT OR TEMP SENSOR K. CONSTRUCT ALL DUCT TEES, BENDS,AND ELBOWS WITH RADIUS NOT LESS THAN 1.5 TIMES THE WIDTH OF THE DUCT. WHERE PHYSICAL CONSTRAINTS PROHIBIT RADIUSED NIC NOT IN CONTRACT ELBOWS, PROVIDE RECTANGULAR ELBOW WITH TURNING VANES. ALL BRANCH TAKEOFFS TO BE CONSTRUCTED OF 90°WYE WITH 45° ENTRY. NO. NUMBER REDUCER VALVE HUMIDISTAT OR HUMIDITY SENSOR L. INSTALL AND SUPPORT ALL DUCTWORK PER SMACNA AND CALIFORNIA MECHANICAL CODE REQUIREMENTS NOM NOMINAL M. DUCT DIMENSIONS SHOWN ARE CLEAR INSIDE DIMENSIONS. UNION POINT OF REMOVAL FROM EXISTING N. PAINT DUCT INTERIORS VISIBLE THROUGH REGISTERS,GRILLES, DIFFUSERS,AND LOUVERS FLAT BLACK. NTS NOT TO SCALE Fcwfield 0. ALL DUCTS ABOVE RATED CEILINGS TO BE MINIMUM 24-GAUGE SHEET METAL. OBD OPPOSED BLADE DAMPER � YARD HYDRANT/ROOF HYDRANT � POINT OF CONNECTION TO EXISTING P. BALANCE ALL HVAC EQUIPMENT AND AIR DEVICES PER PLAN BY AN APPROVED INDEPENDENT TEST AND BALANCE CONTRACTOR. BALANCE REPORT TO BE GIVEN TO ENGINEER, OSA OUTSIDE AIR INN & SUITES OWNER,AND 0&M MANUAL. PD PRESSURE DROP O FLOOR DRAIN M## KEYED NOTE Q. PROVIDE FIRE, FIRE/SMOKE,SMOKE,AND CEILING RADIATION DAMPERS WHERE REQUIRED. INSTALL DAMPERS PER UL 555, UL 555S,AND UL 555C AND MANUFACTURER'S PSI POUNDS PER SQUARE INCH ❑ FLOOR SINK BY MARRIOTT RECOMMENDATIONS. PROVIDE FIRE SAFING ON ALL PENETRATIONS THROUGH FIRE RATED SEPARATIONS WITH UL RATED FIRE SAFING MATERIAL. REFER TO ARCHITECTURAL PSIG POUNDS PER SQUARE INCH GAUGE DRAWINGS FOR RATED ASSEMBLY LOCATIONS AND DESCRIPTIONS. RA RETURN AIR - - CLEANOUT TO GRADE(COTG) SEC# SECTION CUT LINE R. CONCEALED VENTS,DUCTS,AND ALL PIPING INSTALLED THROUGH FRAMING MEMBERS MUST BE PROTECTED FROM FASTENER PENETRATION BY A STEEL SHIELD PLATE SA SUPPLY AIR # (MINIMUM THICKNESS OF 1/16")UNLESS THE DISTANCE FROM THE FACE EDGE OF THE FRAMING IS NOT LESS THAN 1.5". SEN SENSIBLE FLOOR CLEANOUT(FCO) S. PROVIDE MINIMUM 2.5 WHEEL DIAMETERS OF STRAIGHT DUCT BEFORE OFFSETS OR BENDS FOR ALL INLET AND OUTLET DUCTWORK FOR FANS. SL SEA LEVEL DET# T. FIRE AND/OR SMOKE DAMPER ASSEMBLIES INCLUDING SLEEVES AND INSTALLATION PROCEDURES SHALL BE APPROVED BY THE BUILDING INSPECTOR PRIOR TO INSTALLATION. SP STATIC PRESSURE - C-1 WALL CLEANOUT(WCO) DETAIL TAG U. EXHAUST DUCTS AND DRYER VENTS SHALL BE EQUIPPED OR INSTALLED WITH LINT CONTROLLING MEANS. SQ FT SQUARE FEET SHT# V. ALL AIR DEVICE RUNOUTS TO MATCH NECK SIZE UNLESS NOTED OTHERWISE. SS SERVICE SINK OR STAINLESS STEEL EXPANSION JOINT W. ALL DUCTWORK, HANGERS,ACCESSORIES,AND AIR DEVICES LOCATED IN POOL EQUIPMENT ROOM AND ADJACENT SPACES TO BE ALUMINUM OR STAINLESS STEEL. TOD TOP OF DUCTS FLEXIBLE PIPE CONNECTION CHS CHILLED WATER SUPPLY X. COMPLY WITH SMACNA REQUIREMENTS FOR ALL DUCT SUPPORT SIZING,SPACING,AND MATERIAL. ALL HANGERS IN CORROSIVE ENVIRONMENTS TO BE ELECTROGALVANIZED TSP TOTAL STATIC PRESSURE Q ALL THREAD RODS. VAV VARIABLE AIR VOLUME "�� REDUCED PRESSURE BACKFLOW PREVENTER CHR CHILLED WATER RETURN � Y. PROVIDE EXPANSION JOINTS FOR ALL DUCT WORK PER SMACNA AND MECHANICAL CODE REQUIREMENTS BASED ON FINAL FIELD ROUTING. p VFD VARIABLE FREQUENCY DRIVE � VOL VOLUME DOUBLE CHECK BACKFLOW PREVENTER CD CONDENSATE DRAIN J EQUIPMENT U A. COORDINATE ALL ELECTRICAL AND CONTROL REQUIREMENTS WITH ELECTRICIAN. W/ WITH - DOMESTIC COLD WATER (DCW) CWS CONDENSOR WATER SUPPLY W/0 WITHOUT B. ALL MOTORS TO BE PREMIUM EFFICIENCY MOTORS. ALL MOTORS POWERED THROUGH A VFD TO CONFORM TO MG-1, PART 31 FOR INVERTER DUTY. WB WET BULB - - DOMESTIC HOT WATER (DHW) CWR CONDENSOR WATER RETURN C. PROVIDE CONCRETE HOUSEKEEPING PADS(4"MINIMUM)FOR ALL INDOOR AND OUTDOOR HVAC EQUIPMENT LOCATED AT GRADE OR ON THE FLOOR. EXTEND CONCRETE WPD WATER PRESSURE DROP BEYOND EDGE OF EQUIPMENT MIN 4"(ALL DIRECTIONS).COORDINATE PAD REQUIREMENTS WITH GENERAL CONTRACTOR. WT WEIGHT - - - - DOMESTIC HOT WATER RECIRC. (DHWR) FS FIRE SPRINKLER SERVICE D. INSTALL ALL EQUIPMENT AND DEVICES PER MANUFACTURER'S RECOMMENDATIONS. PROVIDE ONE YEAR PARTS AND LABOR WARRANTY ON INSTALLATION. E. PROVIDE SUBMITTALS ON ITEMS LISTED IN SCHEDULES TO ENGINEER FOR REVIEW PRIOR TO ORDER, PURCHASE,OR INSTALLATION. ALL REQUIRED SUBMITTALS TO BE (TEMP)°F DOMESTIC HOT WATER (SPECIFIED TEMP.) HWS HEATING WATER SUPPLY SUBMITTED IN A SINGLE TABBED BINDER. PROVIDE ALL HVAC CONSTRUCTION COSTS FOR ENGINEER DATA BASE AS PART OF SUBMITTALS. F. ALL MANUFACTURER SUBSTITUTIONS MUST BE SUBMITTED THROUGH ARCHITECT AND APPROVED THROUGH AN ADDENDUM. PRIOR APPROVALS MUST BE SUBMITTED 10 DAYS - - - - - - - SANITARY VENT (VT) HWR HEATING WATER RETURN PRIOR TO BID DATE. G. PROVIDE OPERATIONS AND MAINTENANCE MANUAL INCLUDING ALL HVAC EQUIPMENT. SANITARY SEWER ABOVE GRADE (SS) LP LIQUID PROPANE H. COORDINATE EXACT LOCATION OF THERMOSTATS/SENSORS WITH ARCHITECT PRIOR TO INSTALLATION. PROVIDE VENTILATED LOCKABLE COVERS FOR ALL THERMOSTATS AND SANITARY SEWER BELOW GRADE (SS) NG NATURAL GAS SENSORS LOCATED IN PUBLIC ACCESSIBLE LOCATIONS. PROVIDE AND INSTALL CONTROL WIRING BETWEEN THERMOSTAT/SENSOR AND AIR HANDLING EQUIPMENT. I. PROVIDE ACCESS PANELS FOR ALL EQUIPMENT, DAMPERS,ACTUATORS,AND FILTERS. ENSURE ADEQUATE ACCESS TO ALL SYSTEM COMPONENTS FOR MAINTAINABILITY. HEAT TRACING OD OVERFLOW DRAIN J. PROVIDE STARTERS AND CONTACTORS NECESSARY TO OPERATE ALL MECHANICAL EQUIPMENT.COORDINATE ALL REQUIREMENTS WITH ELECTRICAL. K. PROVIDE VIBRATION ISOLATION FOR ALL FAN OR COMPRESSOR DRIVEN EQUIPMENT. PROVIDE FLEXIBLE CONNECTIONS TO EQUIPMENT. RD ROOF DRAIN L. ALL FAN COILS INSTALLED IN CLOSETS TO BE LISTED FOR SUCH INSTALLATION. M. MECHANICAL EQUIPMENT INSTALLED OUTDOORS TO BE LISTED AND LABELED FOR OUTDOOR INSTALLATION. RL REFRIGERANT LIQUID N. PROVIDE WATER LEVEL DETECTOR FOR ALL DOWNFLOW UNITS WITHOUT SECONDARY DRAIN PANS. DISABLE EQUIPMENT UPON DETECTION OF WATER. RS REFRIGERANT SUCTION 0. PROVIDE NEW FILTERS ON ALL FORCED AIR SYSTEMS AND NEW BELTS FOR ALL BELT DRIVEN EQUIPMENT WITHIN ONE WEEK PRIOR TO SUBSTANTIAL COMPLETION. P. CONTRACTOR MUST COORDINATE ALL ELECTRICAL REQUIREMENTS FOR ALL EQUIPMENT WITH ELECTRICAL CONTRACTOR ONCE REVIEWED SUBMITTALS ARE RECEIVED. NOT ALL S STEAM Q. PROVIDE TRAPPED CONDENSATE DRAINS PIPED FULL SIZE TO FLOOR DRAIN FOR ALL AIR CONDITIONING EQUIPMENT. REFER TO PLUMBING DRAWINGS AS CONDENSATE MAY BE SYMBOLS MAY BE SPECIFIED ON PLUMBING DRAWINGS. COORDINATE SCOPE OF WORK WITH PLUMBING CONTRACTOR. SD STORM DRAIN R. ALL EQUIPMENT LOCATED ON ROOF TO BE SECURED TO A ROOF CURB OR EQUIPMENT RAIL. ROOF CURB OR EQUIPMENT RAIL TO BE INSTALLED PER ROOFING MANUFACTURER USED AND ARCHITECTURAL REQUIREMENTS. MINIMUM CURB OR RAIL HEIGHT TO ENSURE 14"MINIMUM DISTANCE BETWEEN TOP OF ROOF AND BOTTOM OF EQUIPMENT(ROOF ------ - PIPING BELOW GRADE(-SYS.ABR.) OU_ INSULATION ETC.THICKNESS TO BE ADDED TO 14"FOR CURB HEIGHT). U) U S. ALL EQUIPMENT MOUNTED ON THE ROOF TO BE INSTALLED A MINIMUM OF 10'FROM THE EDGE OF THE ROOF. z T. ALL FANS TO BE SELECTED WITH MEDIUM DRIVE LOSS. v U. ALL AIR MOVING HVAC EQUIPMENT TO HAVE PRE-FILTER. ALL FILTERS TO BE MINIMUM MERV-8. MECHANICAL SHEET INDEX V. ALL MOTORIZED DAMPERS ARE TO BE 24V UNLESS NOTED OTHERWISE.CONTRACTOR TO COORDINATE CONTROL OF MOTORIZED DAMPERS WITH ASSOCIATED EQUIPMENT AND z PROVIDE ALL CONTROL WIRING BETWEEN THE MOTORIZED DAMPER AND SERVING EQUIPMENT. SHEET NO. SHEET TITLE REVISION O 46 W. CONTRACTOR IS RESPONSIBLE FOR ALL LOW VOLTAGE WIRING CONDUIT. CONDUIT IS REQUIRED FOR ALL INACCESSIBLE LOCATIONS INCLUDING INSIDE WALLS,ABOVE HARD M0.1 GENERAL NOTES,SHEET INDEX,ABBREVIATIONS AND SYMBOLS c~j CEILINGS,AND IN FLOORS. REFER TO ELECTRICAL PLANS AND SPECIFICATIONS FOR ALL CONDUIT REQUIREMENTS. SOME LOW VOLTAGE CONDUIT MAY BE SPECIFIED IN M1.1 MECHANICAL FLOOR PLAN-LEVEL 1 4 ELECTRICAL DRAWINGS. M1.2 MECHANICAL FLOOR PLAN-LEVEL 2 4 U) X. CONTRACTOR IS RESPONSIBLE FOR FULLY FUNCTIONING AND COMPLETE MECHANICAL SYSTEMS INCLUDING ALL INSTALLATION REQUIREMENTS,SERVICE AND MAINTENANCEM1.3 MECHANICAL FLOOR PLAN LEVEL 3 4 z OJ REQUIREMENTS, CONTROL AND OPERATION REQUIREMENTS, ETC. M1.4 MECHANICAL ROOF PLAN U M5.1 MECHANICAL DETAILS REFRIGERATION M5.2 MECHANICAL DETAILS A. INSULATE REFRIGERANT PIPING PER INSULATION TABLE. PROVIDE ALUMINUM JACKET ON ALL INSULATION LOCATED OUTDOORS. M6.1 MECHANICAL SCHEDULES 2 B. ONLY NON CFC REFRIGERANT MAY BE UTILIZED IN EQUIPMENT(R-410 OR EQUAL). M7.1 MECHANICAL ENERGY CODE COMPLIANCE C. EQUIPMENT MANUFACTURER TO PROVIDE REFRIGERANT PIPING LAYOUT, SIZING,AND ALL REQUIRED COMPONENTS FOR ENGINEER REVIEW. M7.2 MECHANICAL ENERGY CODE COMPLIANCE REVISIONS: D. SUPPORT ALL FLOOR,GROUND,OR ROOF SUPPORTED REFRIGERATION PIPING WITH UNISTRUT SUPPORTS. INSTALL DURA-BLOK ROOFTOP SUPPORT PADS OR EQUAL. CL m L Q m BA PROJECT# 161010 PLN PROJECT# 17077 MARRIOTT# 4476 Fm U PERMIT# - APN# 058-66-012 U N r.. L Q DATE: 4/12/19 DRAWN: CB CHECKED: HS SHEET TITLE: GENERAL NOTES, SHEET INDEX, ABBREVIATIONS AND SYMBOLS 'C d SHEET NO.: c 3 c>3 L r M0 . 1