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OC PROBATION <br />BOILER REPLACEMENT <br />MECHANICAL SYMBOL LEGEND <br />SYMBOL DESCRIPTION SYMBOL DESCRIPTION SYMBOL DESCRIPTION SYMBOL DESCRIPTION <br />NEW (N) & EXISTING (E) RECTANGULAR SUPPLY AIR DUCT RISER SUPPLY AIR GRILLE PNEUMATIC 2W-CV FLEX CONNECTOR <br />NEW (N) & EXISTING (E) RECTANGULAR OUTSIDE AIR DUCT RISER RETURN AIR GRILLE PNEUMATIC 3W-CV TWIN RUBBER SPHERICAL CONNECTOR <br />NEW (N) & EXISTING (E) RECTANGULAR RETURN AIR DUCT RISER EXHAUST GRILLE PNEUMATIC BUTTERFLY 2W-CV <br />TRIPLE GROOVED FLEXIBLE COUPLINGS - COUPLINGS MAY BE SEPARATED <br />AS LONG AS THERE ARE THREE IN A STRAIGHT LINE BETWEEN THE ROTATING <br />EQUIPMENT AND THE HEADER <br />NEW (N) & EXISTING (E) RECTANGULAR EXHAUST AIR DUCT RISER ROUND DIFFUSER PNEUMATIC BUTTERFLY 3W-CV (DIVERTING)END CAP <br />NEW (N) & EXISTING (E) ROUND AIR DUCT RISER LINEAR DIFFUSER PNEUMATIC BUTTERFLY 3W-CV (MIXING) BLIND FLANGE <br />NEW SINGLE LINE & DOUBLE LINE RECTANGULAR OR ROUND DUCT SIDE WALL GRILLE MOTORIZED 2W-CV CONCENTRIC REDUCER <br />EXISTING SINGLE LINE & DOUBLE LINE RECTANGULAR OR ROUND DUCT WALL LOUVER MOTORIZED 3W-CV ECCENTRIC REDUCER <br />EXISTING SINGLE LINE DUCTWORK TO BE DEMOLISHED ("X" OPTION) <br />EXISTING DOUBLE LINE DUCTWORK TO BE DEMOLISHED ("X" OPTION)SPIRAL SIDEWALL (WITH EXTRACTOR & WITHOUT EXTRACTOR) MOTORIZED BUTTERFLY 2W-CV UNION <br />EXISTING DOUBLE LINE DUCTWORK TO BE DEMOLISHED FLEXIBLE DUCT MOTORIZED BUTTERFLY 3W-CV (DIVERTING) SCHRADER VALVE <br />EXISTING DUCTWORK TO BE DEMOLISHED (HATCH OPTION) SECTION NUMBER SECTION CALL OUT <br />SYMBOL SHEET NUMBER MOTORIZED BUTTERFLY 3W-CV (MIXING) FLOW ARROW <br />DUCT WITH LINING. DIMENSIONS SHOWN ARE O.D. OF SHEETMETAL (W X H). <br />THICKNESS OF INSULATION AS SHOWN ON PLANS <br />GRILLE TYPE - DIFFUSER NECK SIZE <br />AIR VOLUME CUBIC FEET PER MINUTE - AIR THROW PATTERN GATE VALVE PRESSURE GAUGE WITH SHUT-OFF VALVE <br />SINGLE & DOUBLE LINE DUCTWORK WITH TRANSITIONAL FITTING EQUIPMENT LABEL TAG BALL VALVE TEMPERATURE SENSOR & THERMOWELL <br />DOUBLE LINE SQUARE TO ROUND TRANSITIONAL FITTING FLOW ARROW & FLOW ARROW - CURVED BALL VALVE WITH MEMORY STOP THERMOMETER <br /> 90° RADIUS ELBOW 90° SQUARE ELBOW WITH TURNING VANES REVISION CLOUD GLOBE VALVE PETE'S PLUG <br /> ROUND DUCT TURNING VERTICAL RECT. DUCT TURNING VERTICAL REVISION DELTA BUTTERFLY VALVE FLOW SWITCH <br />SINGLE LINE MANUAL VOLUME DAMPER <br />DOUBLE LINE MANUAL VOLUME DAMPER <br />ELECTRICAL EQUIPMENT CONNECTION <br />LOCATION BY ELECTRICAL CONTRACTOR CHECK VALVE TRIPLE DUTY VALVE <br />MOTORIZED DAMPER (ELECTRIC)GAS STUB-UP BY PLUMBING CONTRACTOR STRAINER RELIEF VALVE <br />MOTORIZED DAMPER (PNEUMATIC) COLD WATER STUB-UP BY PLUMBING CONTRACTOR STRAINER WITH BLOWDOWN VALVE 3-WAY WAX VALVE <br />FIRE DAMPER (SINGLE LINE AND DOUBLE LINE)CONDENSATE LINE WITH TRAP TO APPROVED RECEPTOR BY PLUMBING <br />CONTRACTOR BASKET STRAINER VACUUM BREAKER <br />FIRE/SMOKE DAMPER (SINGLE LINE AND DOUBLE LINE) FLOOR SINK WITH TRAP TO APPROVED RECEPTOR BY PLUMBING <br />CONTRACTOR SUCTION DIFFUSER STEAM TRAP <br />SMOKE DETECTOR (DUCT TYPE) CEILING OR DUCT ACCESS PANEL BY GENERAL CONTRACTOR AIR VENT - MANUAL ANGLE VALVE <br />STATIC PRESSURE SENSOR POINT OF CONNECTION AIR VENT - AUTO SIGHT GLASS <br />SMOKE DETECTOR (AREA TYPE) THERMOSTAT WITH ZONE NUMBER PRESSURE REDUCING VALVE / GAS REGULATOR VALVE FILTER DRIER <br />CO2 SENSOR HUMIDITY SENSOR PRESSURE SUSTAINING VALVE SOLENOID VALVE <br />NO2 SENSOR REGULATOR AUTO FLOW CONTROL TXV WITH SENSING BULB <br />CO SENSOR WALL SWITCH CIRCUIT SETTER PRESSURE GAUGE - STEAM <br />OCCUPANCY SENSOR BALL VALVE WITH HOSE CONNECTION HOSE BIBB <br />FLOW METER INLINE <br />DIFFERENTIAL PRESSURE SENSOR ASSEMBLY BY BAS <br />FLOW METER TURBINE <br />DRAWING INDEX <br /> DRAWING INDEX KEY <br /> NOT INCLUDED WITH ISSUE <br /> NEW OR REVISED <br /> NO CHANGES <br />DA <br />T <br />E <br />01 <br />/ <br />2 <br />1 <br />/ <br />2 <br />0 <br />2 <br />5 <br />DR <br />A <br />W <br />I <br />N <br />G <br /> <br />I <br />S <br />S <br />U <br />E <br /> <br />IS <br />S <br />U <br />E <br /> <br />F <br />O <br />R <br /> <br />P <br />E <br />R <br />M <br />I <br />T <br /> <br />SHEET <br />NO SHEET TITLE <br />REVISION A <br />A0.00 COVER SHEET, DRAWING INDEX, & SYMBOL LEGEND <br />A0.01 CONSTRUCTION REQUIREMENTS & EQUIPMENT SCHEDULES <br />A0.10 ARCHITECTURAL SITE PLAN <br />A5.01 LINE OF SIGHT <br />ABBREVIATIONS <br />ABBR. DESCRIPTION ABBR. DESCRIPTION ABBR. DESCRIPTION <br />AFF <br />AHJ <br />AP <br />ASD <br />BDD <br />BF <br />BOD <br />BOI <br />BOP <br />CA <br />CD <br />CE <br />CENTR <br />CFF <br />CFM <br />CHWR <br />CHWS <br />CL <br />CLG <br />CMU <br />CO <br />COMB <br />CONC <br />CONN <br />CONT'R <br />CR <br />CR <br />CS <br />CWR <br />CWS <br />DIA <br />DSD <br />DWG <br />(E) <br />EA <br />EG <br />ELB <br />ELEC <br />ENT <br />EQ <br />EXH <br />EXT <br />(F) <br />FD <br />FLEX <br />FLR <br />ABOVE FINISHED FLOOR <br />AUTHORITY HAVING JURISDICTION <br />ACCESS PANEL <br />AREA SMOKE DETECTOR <br />BACKDRAFT DAMPER <br />BOTTOM FLAT <br />BOTTOM OF DUCT <br />BOTTOM OF INSULATION <br />BOTTOM OF PIPE <br />COMPRESSED AIR <br />CONDENSATE <br />CEILING EXHAUST <br />CENTRIFUGAL <br />CAP FOR FUTURE <br />CUBIC FEET PER MINUTE <br />CHILLED WATER RETURN <br />CHILLED WATER SUPPLY <br />CENTERLINE <br />CEILING <br />CONCRETE MASONRY UNIT <br />COOLING ONLY <br />COMBUSTION AIR <br />CONCRETE <br />CONNECTION <br />CONTRACTOR <br />STEAM CONDENSATE RETURN <br />CEILING RETURN <br />CEILING SUPPLY <br />CONDENSER WATER RETURN <br />CONDENSER WATER SUPPLY <br />DIAMETER <br />DUCT SMOKE DETECTOR <br />DRAWING <br />EXISTING <br />EXHAUST AIR <br />EXHAUST AIR GRILLE <br />ELBOW <br />ELECTRICAL <br />ENTERING <br />EQUIPMENT <br />EXHAUST <br />EXTERIOR <br />FUTURE <br />FIRE DAMPER <br />FLEXIBLE <br />FLOOR <br />FLU <br />FR <br />FS <br />FSD <br />GA <br />GALV <br />GC <br />GEXH <br />GPH <br />GPM <br />GR <br />GS <br />GYP BD <br />HHWR <br />HHWS <br />HOA <br />HPG <br />HPS <br />HT <br />HVLS <br />ID <br />INS <br />INT <br />(L) <br />LPS <br />LR <br />LS <br />LVG <br />MA <br />MECH <br />MFR <br />MPG <br />MTD <br />MTL <br />MUA <br />MVD <br />(N) <br />N/A <br />NC <br />NG <br />NIC <br />NO <br />NTS <br />OBD <br />OC <br />OD <br />FLUE <br />FLOOR RETURN <br />FLOOR SUPPLY <br />FIRE SMOKE DAMPER <br />GAUGE <br />GALVANIZED <br />GENERAL CONTRACTOR <br />GREASE EXHAUST AIR <br />GALLONS PER HOUR <br />GALLONS PER MINUTE <br />GLYCOL RETURN <br />GLYCOL SUPPLY <br />GYPSUM BOARD <br />HEATING HOT WATER RETURN <br />HEATING HOT WATER SUPPLY <br />HAND-OFF-AUTO <br />HIGH PRESSURE GAS <br />HIGH PRESSURE STEAM <br />HEIGHT <br />HIGH VOLUME LOW SPEED FAN <br />INSIDE DIMENSION <br />INSULATION <br />INTERIOR <br />LINED <br />LOW PRESSURE STEAM <br />LINEAR RETURN <br />LINEAR SUPPLY <br />LEAVING <br />MIXED AIR <br />MECHANICAL <br />MANUFACTURER <br />MEDIUM PRESSURE GAS <br />MOUNTED <br />METAL <br />MAKE UP AIR <br />MANUAL VOLUME DAMPER <br />NEW <br />NOT APPLICABLE <br />NORMALLY CLOSED <br />NATURAL GAS <br />NOT IN CONTRACT <br />NORMALLY OPEN <br />NOT TO SCALE <br />OPPOSED BLADE DAMPER <br />ON CENTER <br />OUTSIDE DIMENSION <br />OPN'G <br />OSA <br />PLBG <br />POC <br />(R) <br />RA <br />RECIP <br />REQ'D <br />REV <br />RG <br />RG <br />RH <br />RL <br />RMF <br />RNA <br />RND <br />RR <br />RS <br />SA <br />SG <br />SM <br />SS <br />STD <br />TA <br />TD <br />TF <br />TOD <br />TOP <br />T'STAT <br />TU <br />TYP <br />UBC <br />UC <br />UG <br />UMC <br />UNO <br />UTR <br />V <br />VAV <br />VFD <br />VIF <br />VOL <br />VRF <br />WMS <br />XFER <br />OPENING <br />OUTSIDE AIR <br />PLUMBING <br />POINT OF CONNECTION <br />RELOCATE <br />RETURN AIR <br />RECIPROCATING <br />REQUIRED <br />REVISION <br />RETURN OR TRANSFER GRILLE <br />REFRIGERANT GAS (HIGH PRESSURE) <br />REHEAT <br />REFRIGERANT LIQUID <br />RAPID MOUNT FRAME <br />ROUND NECK ADAPTER <br />ROUND <br />REFRIGERANT RELIEF <br />REFRIGERANT SUCTION <br />SUPPLY AIR <br />SUPPLY GRILLE <br />SHEET METAL <br />STAINLESS STEEL <br />STANDARD <br />TRANSFER AIR <br />TOP DOWN <br />TOP FLAT <br />TOP OF DUCT <br />TOP OF PIPE <br />THERMOSTAT <br />TOP UP <br />TYPICAL <br />UNIFORM BUILDING CODE <br />UNDERCUT <br />UNDERGROUND <br />UNIFORM MECHANICAL CODE <br />UNLESS NOTED OTHERWISE <br />UP THROUGH ROOF <br />VENT <br />VARIABLE AIR VOLUME <br />VARIABLE SPEED DRIVE <br />VERIFY IN FIELD <br />VOLUME <br />VARIABLE REFRIGERANT FLOW PIPE <br />WIRE MESH SCREEN <br />TRANSFER <br />(N)(E) <br />ROUND SQUARE <br />(E) (N) <br />(E) (N) <br />(E) (N) <br />X X X X X X <br />X X <br />1 2 <br />21 <br />CS-1-12" <br />500 4W <br />1 2 <br />1 2 <br />FM <br />T <br />FS <br />T <br />S <br />T <br />CO2 <br />CO $ <br /># <br />X <br />E <br />P <br />E E <br />P <br />E <br />FM <br />A <br /># <br />24X12(1"L) <br />OCC <br />R <br />EQ <br /># <br />ALL WORK SHALL BE IN FULL ACCORDANCE WITH APPLICABLE <br />LOCAL, STATE, AND FEDERAL CODES, LAWS AND REGULATIONS. <br />ALL WORK AND MATERIALS SHALL BE IN FULL ACCORDANCE WITH, <br />BUT NOT LIMITED TO: <br />CALIFORNIA MECHANICAL PROJECTS: <br />APPLICABLE CODES <br />· CALIFORNIA CODE OF REGULATIONS (CCR) <br />· 2022 CALIFORNIA BUILDING CODE - CCR TITLE 24 PART 2 <br />· 2022 CALIFORNIA ELECTRICAL CODE - CCR TITLE 24 PART 3 <br />· 2022 CALIFORNIA MECHANICAL CODE - CCR TITLE 24 PART 4 <br />· 2022 CALIFORNIA PLUMBING CODE - CCR TITLE 24 PART 5 <br />· 2022 CALIFORNIA ENERGY CODE - CCR TITLE 24 PART 6 <br />· 2022 CALIFORNIA FIRE CODE - CCR TITLE 24 PART 9 <br />· 2022 CALIFORNIA GREEN BUILDING STANDARDS CODE - CCR <br /> TITLE 24 PART 11 <br />· SHEET METAL AND AIR CONDITIONING CONTRACTORS <br /> NATIONAL ASSOCIATION (SMACNA) <br />· AMERICAN SOCIETY OF HEATING, REFRIGERATION AND <br /> AIR-CONDITIONING ENGINEERS (ASHRAE) <br />· AMERICAN SOCIETY OF MECHANICAL ENGINEERS (ASME) <br />· AMERICAN SOCIETY OF CIVIL ENGINEERS (ASCE) <br />· NATIONAL FIRE PROTECTION AGENCY (NFPA) <br />· OCCUPATIONAL SAFETY AND HEALTH ACT (OSHA) <br />· LOCAL UTILITY GUIDELINES AND REGULATIONS <br />· LOCAL AIR QUALITY MANAGEMENT DISTRICTS <br />ALL WORK SHALL BE IN ACCORDANCE WITH THE FOLLOWING <br />ADDITIONAL GUIDELINES WHERE REQUIRED BY CODE: <br />NO2 <br />(E) (N) <br />H <br />DP <br />ASD <br />SP <br />DSD <br />Scale <br />Drawn By <br />Job Number <br />Designed By <br />Title <br />No. Date <br />Project Manager <br />Checked By <br />Description By <br />Project <br />Revisions <br />THE PLANS AND SPECIFICATIONS HEREIN <br />ARE OWNED BY AND FOR THE SOLE USE OF <br />ACCO ENGINEERED SYSTEMS, INC. <br />(“ACCO”)THE "DESIGN BUILDER", AND MAY <br />NOT BE REPRODUCED OR USED <br />BY OTHERS FOR ANY PURPOSE UNLESS <br />AUTHORIZED BY ACCO IN WRITING. ACCO <br />CANNOT ACCEPT ANY LIABILITY, WARRANTY, OR <br />OBLIGATION IN THE EVENT OF UNAUTHORIZED USE. <br />X: <br />\ <br />6 <br />0 <br />6 <br />5 <br />0 <br />2 <br />7 <br />7 <br />_ <br />O <br />C <br /> <br />P <br />R <br />O <br />B <br />A <br />T <br />I <br />O <br />N <br /> <br />- <br /> <br />1 <br />7 <br />0 <br />0 <br />\ <br />0 <br />1 <br />3 <br />- <br />1 <br />0 <br />- <br />E <br />- <br />H <br />V <br />A <br />C <br />\ <br />D <br />W <br />G <br />\ <br />! <br />B <br />o <br />i <br />l <br />e <br />r <br /> <br />R <br />e <br />p <br />l <br />a <br />c <br />e <br />m <br />e <br />n <br />t <br />\ <br />6 <br />0 <br />6 <br />5 <br />0 <br />2 <br />7 <br />7 <br />_ <br />A <br />_ <br />G <br />E <br />N <br />E <br />R <br />A <br />L <br /> <br />S <br />H <br />E <br />E <br />T <br />S <br />20 <br />2 <br />5 <br />- <br />0 <br />1 <br />- <br />2 <br />7 <br /> <br />1 <br />0 <br />: <br />2 <br />3 <br /> <br />A <br />M <br /> <br />K <br />e <br />l <br />s <br />e <br />y <br /> <br />T <br />h <br />o <br />m <br />a <br />s <br /> <br />OC PROBATION <br />BOILER REPLACEMENT <br />1700 ST. ANDREW PL. <br />SANTA ANA, CA 92705 <br />K. THOMAS M. LAYTON <br />K. THOMAS J. PORTER <br />60650277 <br />A 01-27-2025 ISSUE FOR PERMIT KMT <br />265 McCORMICK AVENUE <br />COSTA MESA, CALIFORNIA 92626 <br />(714) 352-2226 <br />COVER SHEET, <br />DRAWING INDEX, & <br />SYMBOL LEGEND <br />NONE <br />A0.00 <br />A0.10 ARCHITECTURAL SITE PLAN <br />A5.01 LINE OF SIGHT <br />EXP. 06/30/26 <br />No.M34053 <br />RE <br />G <br />ISTEREDPROF E SSIONALENGIN <br />E <br />ER <br />STATE OF CA LIFORNIAMECHANICAL <br />MICHAEL G .LAYTON <br />Bldg #101122480 <br />Mech #40140020 <br /> <br />APPROVALS: <br />PLNG - F. Arias <br />BLDG/MECH - CSG <br />POLICE - B. Martin <br />PUBLIC WORKS - Y. Soto <br />1700 E St Andrew Pl- <br />Boiler4/16/2025