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Home My WebLink AboutM0.20HVAC - LEGEND E PT TD F&T AAV TAG NO TAG NO RH HOOD VFD C C C C PH C RH SV 2.1 P 1 EV 2.1 AHU A SATT 1 EF A.1 FCU 1 (XN)VSV-100 150/150 100 0.5 HX 1 ET 1 RCP 1 STEAM PRESSURE GAUGE WITH A GAUGE COCK AND COIL SYPHON THREE WAY AUTOMATIC CONTROL VALVE, MODULATING ACTUATOR AUTOMATIC CONTROL VALVE, MODULATING ACTUATOR AUTOMATIC AIR VENT WITH ISOLATION VALVE UNION OR FLANGE (AS INDICATED BY PIPE SIZE - SEE SPEC.) THREE WAY AUTOMATIC CONTROL VALVE, TWO POSITION ACTUATOR AUTOMATIC CONTROL VALVE, TWO POSITION ACTUATOR STRAINER W/BALL VALVE, HOSE BIBB & CAP (GATE VALVE FOR STEAM) BALL VALVE WITH HOSE BIBB, CAP & CHAIN (DRAIN VALVES) BUTTERFLY VALVE WITH MEMORY STOP (BALANCING VALVE) BALL VALVE WITH MEMORY STOP (BALANCING VALVE) COMBINATION FLOWMETER/SHUT OFF/BALANCING VALVE (CIRCUIT SETTER) TOP TAKEOFF DROP (DOUBLE LINE - PLAN VIEW) PIPE BREAK (DOUBLE LINE) DIRECTION OF FLOW IN PIPE BOTTOM TAKEOFF CLEAN-OUT FOR CONDENSATE DRAIN RISE (DOUBLE LINE - PLAN VIEW) PIPE BREAK (SINGLE LINE) DIRT LEG DROP (SINGLE LINE - PLAN VIEW) RISE (SINGLE LINE - PLAN VIEW) EXPANSION JOINT FLEXIBLE CONNECTION ANCHOR PIPE GUIDE THERMODYNAMIC STEAM TRAP MANUAL AIR VENT PRESSURE/TEMPERATURE WELL VACUUM BREAKER BLIND FLANGE FLOAT & THERMOSTATIC STEAM TRAP THERMOMETER PRESSURE GAUGE WITH GAUGE CLOCK END CAP SAFTEY RELIEF VALVE FLOW MEASURING DEVICE FLOW SWITCH CHECK VALVE PRESSURE REDUCING VALVE BUTTERFLY VALVE BALL VALVE PIPING LEGEND SERVICE EQUIPMENT NOT REQUIRING ELECTRIC VB FM SUPPLY LINES FUTURE DEMO/EXISTING TO BE REMOVED NEW WORK EXISTING RETURN LINES CO EQUIPMENT TAG SYMBOLS & ABBREVIATIONS EXAMPLE EQUIPMENT TAGS: SUPPLY VALVE PUMP AIR HANDLING UNIT EXHAUST VALVE EXPANSION TANK CONDENSATE PUMP AIR SEPARATOR LABORATORY HOOD FINNED TUBE RADIATION VARIABLE FREQUENCY DRIVE COOLING COIL REHEAT COIL CHEMICAL FEED SYSTEM SHELL AND TUBE HEAT AIR TERMINAL BOX WITH EXCHANGER REHEAT COIL OPPOSED BLADE DAMPER PARALLEL BLADE DAMPER W/ MODULATING ACTUATOR W/ MODULATING ACTUATOR W/ TWO POSITION ACTUATOR AIR TERMINAL BOX PARALLEL BLADE DAMPER W/ TWO POSITION ACTUATOR OPPOSED BLADE DAMPER AIR VALVE FLOW DIAGRAM AND CONTROL DIAGRAM EQUIP SYMBOLS PREHEAT COIL FILTER BANK INLINE CENTRIFUGAL FAN CENTRIFUGAL FAN PUMP REFER TO DRAWING FOR CONTINUATION SYMBOL DESIGNATES ASSOCIATED SYSTEM OR SERVICE (S15, LPS, LPR) SHEET NUMBER REVISION NUMBER DETAIL DESIGNATION SHEET NUMBER SECTION DESIGNATION CALL OUT SYMBOLS CONNECT NEW TO EXISTING DESIGN CFM A(200) AAV BLANKED FOR 1-WAY BLOW SUPPLY DIFFUSER BLANKED FOR 2-WAY BLOW SUPPLY DIFFUSER BLANKED FOR 3-WAY BLOW SUPPLY DIFFUSER SELF-CLOSING FIRE DAMPER W/ACCESS DOOR COMBINATION SMOKE/FIRE DAMPER W/ACCESS DOOR ROOF EXHAUST FAN ROOF EXHAUST FAN RETURN OR EXHAUST AIR FLOW AUTOMATIC CONTROL DAMPER W/ACCESS DOOR MANUAL VOLUME DAMPER SUPPLY AIR FLOW UC 1/2" UNDERCUT DOOR SFD OR FD ACD DIFF/GRILLE HARD ACOUSTICALLY LINED DUCT ELBOW CEILING DUCT MTD DIFF/GRILLE TAKEOFF TO BULLHEAD SPLIT SUPPLY RING DUCT TAKEOFF TO GOOD FOR BOOT BYLINEAR FLEXIBLE OPEN END DUCT W/VD & 1/2"x1/2" WMS DUCT LD MFR SUPPLY CEILING LINEAR DIFFUSER (W/ 1" INTERNALLY LINED SM PLENUM) BRANCH CONN W/VD FOR EVERY 4' OF LINEAR DIFFUSER SUPPLY SIDEWALL RETURN/EXHAUST REGISTER/GRILLE SIDEWALL DUCT MTD BULLHEAD CONVERGE 90° TAKE-OFF DUCT RING SINGLE LINE RISE/DROP DUCTWORK SINGLE LINE STANDARD RADIUS ELBOW SUPPLY/RETURN EXHAUST ( R = W ) w R SUPPLY DUCT DOWN SUPPLY DUCT UP DOUBLE LINE EXHAUST SUPPLY/RETURN/ RISE OR DROP /EXHAUST SUPPLY/RETURN OFFSET HORIZONTAL RISE/DROP DUCT DOWN RETURN/EXHAUST DUCT UP RETURN/EXHAUST DOUBLE LINE STANDARD 4-WAY BLOW SUPPLY DIFFUSER OR OR VD ROUND RETURN OR EXHAUST DUCT UPROUND SUPPLY DUCT UP SHOWN ON ROOF SHOWN ON FLOOR PLAN ROUND SUPPLY DUCT DN EXHAUST DUCT DN ROUND RETURN OR W/BRANCH TAKE-OFF VOLUME DAMPER VOLUME DAMPER W/BRANCH TAKE-OFF W/BRANCH TAKE-OFF VOLUME DAMPER VOLUME DAMPER (VD W/BRANCH TAKE-OFF VOLUME DAMPER W/BRANCH TAKE-OFF FOR EVERY 4' OF BRANCH CONN W/VD LINED SM PLENUM) (W/ 1" INTERNALLY LINEAR IN LOW PRESSURE SYSTEMS ONLY) EXISTING DUCT TO BE REMOVED NEW DUCT LINETYPE EXISTING DUCT LINETYPE REFER TO CONTROLS LEGEND SHEET FOR SYMBOLS USED ON FLOOR PLANTS TO INDICATE LOCATION OF TEMPERATURE SENSORS/THERMOSTATS, HUMIDITY SENSORS, PRESSURE SENSORS AND GAS SENSORS (E.G. CARBON DIOXIDE) SEE SCHEDULE FOR PERFORMANCE REQUIREMENTS EQUIPMENT REQUIRING ELECTRIC SERVICE SUPPLY OR RETURN AIR RISER DESIGNATION PIPING SYSTEM RISER DESIGNATION POINT OF DISCONNECT SOUND ATTENUATOR EXHAUST FAN FAN COIL UNIT DIFFUSER, GRILLE, REGISTER LETTER DESIGNATOR (SEE SCHEDULE FOR ATD TYPE) (XM)CD(100) DENOTES AN EXISTING DIFFUSER TO BE REBALANCED TO 100 CFM. EXISTING TO BE REBALANCED VARIABLE VOLUME SUPPLY AIR TERMINAL BOX OCCUPIED MAXIMUM/OCCUPIED MINIMUM CFM UNOCCUPIED MINIMUM CFM REHEAT COIL FLOW (GPM) HEAT EXCHANGER EXPANSION TANK RADIANT CEILING PANEL Architect Payette Associates Architects, P.C. 290 Congress Street, Fifth Floor Boston, MA 02210-1005 Tel: 617-895-1000 Fax: 617-895-1002 MEP/FP Engineer Vanderweil 274 Summer Street Boston, MA 02210 Tel: 617-423-7423 Structural Engineer SGH 41 Seyong Street Building 1, Suite 500 Waltham, MA 02453 Tel: 781-907-9000 Fax: 781-907-9009 Drawing Scale Project Number Date Issued Renovation of Olin Hall for Chemical and Biomolecular Engineering - Phase 1 Code Consultant Hastings Consulting Inc 142 Hanlon Road Hollister, MA 01746 Tel: 508-397-8417 Lighting Designer Available Light 10 Derby Square #3 Salem, MA 01970 Tel: 978-744-6800 N Cost Consultant Dharam Consulting 745 Atlantic Ave Fl 8 Boston, MA 02111 Tel: 617-913-4345 Abatement Specialist Delta 860 Hooper Rd Endwell, NY 13760 Tel: 607-231-6600 Civil Engineer T.G. Miller, P.C. 203 N. Aurora Street Ithaca, NY 14850 Tel: 607-272-6477 NTS M0.20 29313.00 11/30/18 HVAC - LEGEND # DATE DESCRIPTION 1 11/30/18 ISSUED FOR CONSTRUCTION DocuSign Envelope ID: D6CBE973-BBA9-4BE0-861E-C2F6DD72B539 12/10/2018