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Home My WebLink AboutM5.30HVAC - DETAILSSCALE: SCALE:SCALE: MV SCALE: SCALE: SCALE:SCALE: SCALE:SCALE:MVPT PT MAV MAV TAV VB MAV MAV MAV NOTE 7SEE NOTE 8 DOV PT PT FZ CO PT DOV MAV FZ (TYP) DRAIN NEAREST TO EXTEND DRAIN LINES INDEPENDENT SEE NOTE 6 (TYP) (TYP) SEE NOTE 5 NOTES: DRAIN VALVES AT LOW POINTS OF ALL COIL HEADERS SAME SIZE AS COIL-OUTLET SIZES BUT NOT LESS THAN 3/8". AIR FLOW REDUCE AS NEEDED (TYP) WATER COIL SUPPLY 6" DIRT POCKET FULL SIZE OF HEADER DRAIN PAN(S) PIPING (COOLING ONLY) 1&1/4 0-14 1&1/2 14-21 2 21-40 2&1/2 40-65 3 65-115 4 115-240 RUNOUT SIZING SIZE (IN) FLOW (GPM) RETURN SEE NOTE 4 CO CO TRAP SEAL REFER TO DRAINPAN WATER SEAL DETAIL (TYP) TO ADD'L COILS W/HB DOV RETURN SUPPLY NOTE 1FZ NOTES: 1. FOR WATER COILS ONLY (NOT GLYCOL) THAT ARE SUBJECT TO FREEZING, PROVIDE IMMERSION AQUASTAT WELL. FREEZESTAT, FZ (AN AQUASTAT) SHALL INITIATE AN ALARM WHEN IT SENSES BELOW 38°F. (CIRCUITING IN SOME COILS CAN ALLOW WATER TO FREEZE IN COIL EVEN THOUGH THE LEAVING AIR TEMPERATURE IS ABOVE FREEZING.) 2. THIS DETAIL APPLIES TO HOT WATER REHEAT COILS AND FAN COIL UNITS. PT PT DOV W/HB RELIEF F & T DRAIN TO INDIRECT LINE-SIZE 6" DIRT POCKET 18" MIN HWR HWS STEAM SUPPLY MAIN COND RETURN MAIN TO INDIRECT DRAIN DOV DOV 1. PROVIDE SIMILAR PIPING FOR 3 OR MORE COILS HIGH. 2. LOCATE PIPE UNIONS (OR FLANGED BODY) AND ARRANGE PIPING TO FACILITATE COIL REMOVAL. PROVIDE REDUCERS AS REQUIRED. 3. PROVIDE SIMILAR PIPING ARRANGEMENTS ON EACH SIDE FOR TWO-SECTION-WIDE COIL ASSEMBLY. 4. FOR SUPPLY AND RETURN PIPES 2" AND SMALLER, USE BALL VALVES WITH UNIONS FOR ISOLATION. 5. FOR SUPPLY AND RETURN PIPES LARGER THAN 2" USE BUTTERFLY VALVES WITH FLANGES FOR ISOLATION. 6. REFER TO SPECIFICATIONS FOR DRAIN PAN REQUIREMENTS. 7. PROVIDE PROPER RANGE PRESSURE GAUGE OF FULL SCALE = 150% OF MAX PRESSURE OF PUMP. MANIFOLD PIPING SHALL BE 1/2". 8. FOR WATER COILS ONLY (NOT GLYCOL) THAT ARE SUBJECT TO FREEZING. PROVIDE IMMERSION AQUASTAT WELL. FREEZESTAT, FZ (AN AQUASTAT) SHALL INITIATE AN ALARM WHEN IT SENSES BELOW 38°F. (CIRCUITING IN SOME COILS CAN ALLOW WATER TO FREEZE IN COIL EVEN THOUGH THE LEAVING AIR TEMPERATURE IS ABOVE FREEZING. STRAINER BLOWDOWN WITH BRASS HOSE CONNECTION, CAP WITH CHAIN. THERMOWELL PTPT PT PT PT MAV MAV MAV NOTE 6 DOV PT PT PT DOV MAV (TYP) SEE NOTE 5 NOTES: DRAIN VALVES AT LOW POINTS OF ALL COIL HEADERS SAME SIZE AS COIL-OUTLET SIZES BUT NOT LESS THAN 3/8". AIR FLOW REDUCE AS NEEDED (TYP) WATER COIL SUPPLY 6" DIRT POCKET FULL SIZE OF HEADER 1&1/4 0-14 1&1/2 14-21 2 21-40 2&1/2 40-65 3 65-115 4 115-240 RUNOUT SIZING SIZE (IN) FLOW (GPM) RETURN SEE NOTE 4 TO ADD'L COILS DOV DOV 1. PROVIDE SIMILAR PIPING FOR 3 OR MORE COILS HIGH. 2. LOCATE PIPE UNIONS (OR FLANGED BODY) AND ARRANGE PIPING TO FACILITATE COIL REMOVAL. PROVIDE REDUCERS AS REQUIRED. 3. PROVIDE SIMILAR PIPING ARRANGEMENTS ON EACH SIDE FOR TWO-SECTION-WIDE COIL ASSEMBLY. 4. FOR SUPPLY AND RETURN PIPES 2" AND SMALLER, USE BALL VALVES WITH UNIONS FOR ISOLATION. 5. FOR SUPPLY AND RETURN PIPES LARGER THEN 2" USE BUTTERFLY VALVES WITH FLANGES FOR ISOLATION. 6. PROVIDE PROPER RANGE PRESSURE GAUGE OF FULL SCALE = 150% OF MAX PRESSURE OF PUMP. MANIFOLD PIPING SHALL BE 1/2". MAV MAV MAV NOTE 6 DOV PT PT PT DOV MAV (TYP) SEE NOTE 5 NOTES: DRAIN VALVES AT LOW POINTS OF ALL COIL HEADERS SAME SIZE AS COIL-OUTLET SIZES BUT NOT LESS THAN 3/8". AIR FLOW REDUCE AS NEEDED (TYP) WATER COIL SUPPLY 6" DIRT POCKET FULL SIZE OF HEADER 1&1/4 0-14 1&1/2 14-21 2 21-40 2&1/2 40-65 3 65-115 4 115-240 RUNOUT SIZING SIZE (IN) FLOW (GPM) RETURN SEE NOTE 4 TO ADD'L COILS DOV DOV 1. PROVIDE SIMILAR PIPING FOR 3 OR MORE COILS HIGH. 2. LOCATE PIPE UNIONS (OR FLANGED BODY) AND ARRANGE PIPING TO FACILITATE COIL REMOVAL. PROVIDE REDUCERS AS REQUIRED. 3. PROVIDE SIMILAR PIPING ARRANGEMENTS ON EACH SIDE FOR TWO-SECTION-WIDE COIL ASSEMBLY. 4. FOR SUPPLY AND RETURN PIPES 2" AND SMALLER, USE BALL VALVES WITH UNIONS FOR ISOLATION. 5. FOR SUPPLY AND RETURN PIPES LARGER THEN 2" USE BUTTERFLY VALVES WITH FLANGES FOR ISOLATION. 6. PROVIDE PROPER RANGE PRESSURE GAUGE OF FULL SCALE = 150% OF MAX PRESSURE OF PUMP. MANIFOLD PIPING SHALL BE 1/2". CO (TYP) DRAIN NEAREST TO EXTEND DRAIN LINES INDEPENDENT CO CO TRAP SEAL REFER TO DRAINPAN WATER SEAL DETAIL (TYP) AHU-A CHILLED WATER COIL5 NTS STEAM TO LIQUID HEAT EXCHANGER; STEAM FLOW; 15 PSIG OR LESS9 NONE GLYCOL CHARGING7 NTS STEAM PIPING DRIP TRAP ASSEMBLY13 NTS MAKE-UP WATER, DIAPHRAGM EXPANSION TANK & AIR SEPARATOR FOR CLOSED LOOP CHILLED WATER SYSTEM (EQUAL TO OR LESS THAN 4" SUPPLY)8 NTS AHU-A GLYCOL PREHEAT COIL4 NTS EXHAUST GLYCOL ENERGY RECOVERY COIL3 NTS MANUAL AIR VENT ASSEMBLY12 NTS CHEMICAL FEED (SHOT FEEDER)11 NTS WATER COIL W/ 2-WAY CONTROL VALVE1 NTS RADIANT PANEL PIPING DETAIL2 NTS CHILLED BEAM PIPING DETAIL6 NTS INLINE PUMP PIPING (EACH PUMP)10 NTS SCALE: SCALE: SCALE: SCALE: PT PT PT CHWR CHWS PT AAV COMPRESSION TANK DIAPHRAGM EXPANSION/ FLOOR MOUNTED PUMP SUCTION TO CHILLED WATER 12" VALVES FOR 2" PIPES AND SMALLER (SEE SPECS). AND LARGER; FULL PORT LOCKING HANDLE BALL 3. PROVIDE BUTTERFLY VALVES FOR 2-1/2" PIPES PREVENT GRAVITY HEATING OF TANK. 2. PROVIDE ANTI-THERMOSYPHON LOOP TO BOTTOM CONNECTION NOT PERMITTED. DEBRIS FROM ENTERING PIPE TO TANK. TOP OR 1. CONNECT TO SIDE OF MAIN TO PREVENT AIR OR NOTES: SEE NOTE 1 SEE NOTE 2 FLOOR MAKE-UP SIZE (d) TOTAL SYSTEM PUMP FLOW (GPM) UP TO 200 201-500 501-1,200 1,201-3,000 3,001-5,000 5,001-12,000 d (INCHES) 1/2 3/4 1 1 1/4 1 1/2 2 3 5 10 20 30 60 PRV MIN. FLOW (GPM) RETURN WITH HOSE BIBB DRAIN OUT VALVE (TYP) SEE NOTE 3 WATER SYSTEM FROM CHILLED AAV (LARGE CAPACITY) AIR SEPARATOR 3/8" RELIEF VALVE (TYP.) TO 6" AFF TO 6" AFF OPERATING PRESSURE. 1. ALL PIPING & EQUIPMENT SHALL BE RATED FOR INSTALLED (55 GALLON MINIMUM) FLOW METER. DISPLACEMENT OUT. POSITIVE OR DIGITAL READ- RESETTABLE DIAL FM HB MAKE-UP COLD WATER PUMP SUCTION TO MAIN SYSTEM RETURN MAIN SYSTEM PREVENTER BACK-FLOW PREMIX DRUM GLYCOL & WATER FLOOR NOTES: 3/4" 3. SUBSTITUTE BUTTERFLY VALVES FOR BALL VALVES FOR PIPING GREATER THAN 2". INLINE PUMP HAVE SPRING-ISOLATOR SUPPORTS PUMP & PIPE WITHIN 20' SHALL 2. FOR PUMPS OVER 1 HP: 1. VALVES SHALL BE SAME SIZE AS PIPE, REDUCE AS REQUIRED TO PUMP CONNECTIONS. NOTES:6" MINPIPE RISE STEAM TRAP APPLICATIONS APPLICATION TRAP TYPE STEAM LESS THAN OR EQUAL TO 15 PSIG F&T 1" DRAIN W/ HOSE CONNECT WELDED CAP W/ DRAIN CONNECTION INSTALL STRAINER WITH BLOW DOWN ON SIDE STEAM PIPNG DIRT LEG-FULL LINE SIZE NOT LARGER THAN 6" CONDENSATE RETURN 1" DRAIN W/ HOSE CONNECT 4 PIPE DIAMETERS (WITH 18"MAX) USE TFE TAPE ON ALL THREADED JOINTS. NOTE: HIGHEST POINT IN SYSTEM REDUCER 1/4" BRASS NIPPLE 1/4" GAGE COCK 1/4" TYPE "L" COPPER TUBE SHUNT WITH MEMORY STOP BALANCING VALVE SHUT OFF/ RETURN SUPPLY NC 5 GALLON SHOT FEEDER TANK OR OTHER SIZE AS SPECIFIED ASME RATED TO CHILLED OR HOT WATER RETURN 3/4" FROM CHILLED OR HOT WATER SUPPLY 3/4"HBNOTES: 1. BYPASS PIPING AROUND F&T TRAP LEG SHALL BE SAME SIZE AS TRAP. 2. PROVIDE PIPE UNIONS, FLANGES, AND ARRANGE WATER PIPING TO FACILITATE TUBE BUNDLE REMOVAL WITH MINIMUM DISTURBANCE TO PIPING. 3. VACUUM BREAKERS ARE REQUIRED ON ALL SYSTEMS. 4. FOR LIQUID PIPE SIZE 2" AND UNDER, REPLACE BUTTERFLY VALVES WITH BALL VALVES, 5. COORDINATE FINAL LOCATION OF CONNECTIONS WITH APPROVED EQUIPMENT SUBMITTALS (E.G. EXTENDED SHELL HEAT EXCHANGER STEAM AND CONDENSATE CONNECTIONS ON OPPOSITE ENDS FROM THOSE SHOWN) NOTES: TYPICAL COMPONENTS REQUIRED FOR EACH CHILLED BEAM IN ZONE PROVIDE ONE CONTROL VALVE PER CHILLED BEAM ZONE 1. FOR TWO-PIPE CHILLED BEAMS PROVIDE ONLY CHILLED WATER PIPING SHOWN. REFER TO PLANS FOR REQUIRED CONNECTIONS IN EACH ZONE. 2. RELOCATE MANUAL AIR VENT TO COIL IF CONNECTION IS PROVIDED BY THE MANUFACTURER. 3. REMOVE STRAINER BASKETS AFTER INITIAL STARTUP AND SYSTEM FLUSH IS COMPLETE. 4. WHERE COIL CONNECTIONS ARE NOT IN SAME VERTICAL PLANE, SUPPLY SHALL BE THROUGH THE BOTTOM CONNECTION. CHILLED BEAM 12" INSULATED SS BRAIDED HOSE CONNECTION PT PHWR PHWS TYPICAL COMPONENTS REQUIRED FOR EACH RADIANT PANEL IN ZONE PROVIDE ONE CONTROL VALVE PER ZONE RADIANT PANEL PT TO ADDITIONAL RADIANT PANELS IN ZONE TO ADDITIONAL BEAMS IN ZONE PROVIDE ISOLATION VALVE AND CAP FOR MANUAL FILL AND 55 GALLON DRUM TO RECEIVE RELIEF VALVE DISCHARGE. 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 M5.30 29313.00 11/30/18 HVAC - DETAILS # DATE DESCRIPTION 1 11/30/18 ISSUED FOR CONSTRUCTION DocuSign Envelope ID: D6CBE973-BBA9-4BE0-861E-C2F6DD72B539 12/10/2018