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HomeMy WebLinkAboutM502 CONTROLS.pdfSCALE:2FAN COIL UNIT CONTROL SCHEMATICNONEAIAIAOBOBOBIAIBI BOTESADMOSARARLYFRZROOM MOUNTEDT-STATDMAOVFDAOBISCALE:3DOMESTIC WATER HEATER CONTROLS SCHEMATICNONECONTROL TANK TEMPERATURE AT SET POINT BY CYCLING ON AND OFF ASSOCIATED DOMESTIC HOTWATER INJECTION PUMPS P-X. DOMESTIC HOT WATER TEMPERATURE SET POINT TO BE INITIALLY SET AT120°F (ADJ).AQUASTATS IN THE HOT WATER PIPING SHALL CYCLE THE ASSOCIATED DHW RECIRCULATION PUMP TOMAINTAIN A DOMESTIC HOT WATER RECIRCULATION TEMPERATURE OF 110°F (ADJ.).AIAOTCTCBOAIAIBIBODAHWRHWSSDAHWRHWSSAIAOCH-2FSCH-1FSCHS/CHR TO FAN COILUNITS.12" MAX.P-8P-8ACHRCHSCHSAHOSE END VALVE TOGLYCOL FEEDERFILLED WITH 50%PROPYLENE GLYCOL/WATER SOLUTION.SPIROVENT SPIROTHERMVSR400 AIR SEPARATOR.TACO EXPANSIONTANK, CA-90.CHS SETPOINT SHALL BE MAINTAINED BY MODULATING AND STAGING ONCHILLERS IN SEQUENCE. CHILLER CONTROL VALVE SHALL BE OPEN ANDCLOSED WHEN ASSOCIATED CHILLER IS DISABLED. CHILLERS SHALL OPERATEVIA ANY FACTORY MOUNTED CONTROLS TO PROVIDE CHS SETPOINT.UPON A CALL FOR COOLING FROM A TANK MOUNTED AQUASTAT SET AT44°F(ADJ.) ON THE CHILLED WATER BUFFER TANK, THE CHILLER CIRCULATIONPUMPS SHALL ENABLE. LEAD CIRC PUMP SHALL ENABLE WHEN NO MORE THANTWO CHILLERS ARE ENABLED AND LAG CIRC PUMP SHALL ENABLE WHEN THREEOR MORE CHILLERS ARE ENABLED. PUMPS AND CHILLERS SHALL STOP WHEN ACALL FOR COOLING IS NO LONGER PRESENT.UPON A CALL FOR COOLING FROM ANY SPACE LOAD, THE CHILLED WATERCIRCULATION PUMPS SHALL RUN. LEAD CHILLED WATER PUMP SHALL ENABLEWHEN NO MORE THAN HALF OF THE CONNECTED CONTROL VALVES ARE OPENAND LAG PUMP SHALL ENABLE WHEN MORE THAN HALF OF THE CONNECTEDCONTROL VALVES ARE OPEN. THE PUMPS SHALL STOP WHEN A CALL FORCOOLING IS NO LONGER PRESENT.BOBIAOCPBOBIAOCPBOBIBOBIAIAITETEBOBIBOBIAITEAITESCALE:1CHILLER SYSTEM PIPING DIAGRAM AND CONTROLS SCHEMATICNO SCALETHERMOSTATS:SPACE TEMPERATURE CONTROL TO BE LOCALLYCONTROLLED FROM ASSOCIATED SPACE ANDSHALL INTERFACE WITH THE RESIDENCE'S LOWVOLTAGE A/V SYSTEM. THE PRIMARY SPACETHERMOSTAT INTEGRATION IN EACH FORCEDAIR ZONE SHALL BE AUTO-CHANGE OVER.ALL SPACE TEMPERATURE SENSORS SHALL BEPROVIDED WITH THE FOLLOWING CAPABILITIES:WARMER/COOLER ADJUSTMENTA TEMPERATURE DEADBAND OF AT LEAST 5°FWITHIN WHICH THE SUPPLY OF HEATING ORCOOLING ENERGY TO THE ZONE/SPACE ISCAPABLE OF BEING SHUT OFF OR REDUCEDTO A MINIMUMTHERMOSTATIC SETBACK CONTROLS THATARE CONTROLLED BY EITHER AN AUTOMATICTIME CLOCK OR PROGRAMMABLE CONTROLSYSTEMSETBACK CONTROLS CAPABLE TO SET BACKOR TEMPORARILY OPERATE THE SYSTEM TOMAINTAIN ZONE TEMPERATURES DOWN TO55°F OR UP TO 85°FPROGRAMMABLE CONTROLS SHALL BECAPABLE OF STARTING AND STOPPING THESYSTEM FOR SEVEN DIFFERENT DAILYSCHEDULES PER WEEK AND RETAINPROGRAMMING AND TIME SETTING DURING ALOSS OF POWER FOR 10 HOURSCONTROLS SHALL HAVE A MANUAL OVERRIDETHAT ALLOWS TEMPORARY OPERATION OFTHE SYSTEM FOR UP TO 2 HOURSAUTOMATIC START CONTROLS SHALL BEPROVIDED FOR EACH HVAC SYSTEM;CONTROLS SHALL BE CAPABLE OFAUTOMATICALLY ADJUSTING THE DAILY STARTTIME OF THE HVAC SYSTEM IN ORDER TOBRING EACH SPACE TO THE DESIREDOCCUPIED TEMPERATURE IMMEDIATELYPRIOR TO SCHEDULED OCCUPANCY.FAN COIL UNITS; ASSOCIATED HUMIDIFIERS:VENTILATION:WHEN THE KITCHEN RANGE HOOD EXHAUST FANIS OPERATING, THE NORMALLY CLOSED O.S.A.DAMPER ON THE FAN COIL UNIT SHALL OPEN TOPROVIDE O.S.A.; THE R.A. DAMPER SHALL CLOSETO MINIMUM POSITION, AND THE FAN SHALLACTIVATE. A DUCT MOUNTED THERMOSTATSHALL MODULATE THE HEATING COIL CONTROLVALVE TO MAINTAIN A SUPPLY AIRTEMPERATURE BETWEEN 60°F AND 80°F (ADJ.) TOSATISFY THE PRIMARY SPACE TEMERATURESENSOR. PROVIDE FREEZESTAT DOWNSTREAMOF HEATING COIL TO SHUT OFF FAN, FULLY OPENHEATING WATER CONTROL VALVE AND CLOSEOUTSIDE AIR DAMPER UPON DETECTION OF AFREEZING CONDITION. FREEZESTAT SHALL BEAUTOMATIC RESETTING TYPE.SPACE HEATING:UPON A CALL FOR HEAT FROM THE SPACETEMPERATURE SENSOR, THE NORMALLY CLOSEDO.S.A. DAMPER SHALL REMAIN CLOSED (IFAPPLICABLE), THE NORMALLY OPEN R.A. DAMPERSHALL REMAIN OPEN (IF APPLICABLE), ANORMALLY CLOSED CONTROL VALVE ON THEHEATING WATER COIL SUPPLY SHALL OPEN ANDFAN COIL UNIT FAN SHALL ACTIVATE TO MAINTAINSPACE TEMPERATURE SETPOINT IN THE SPACE.THE CONTROL VALVE SHALL BE CLOSED, ANDFAN COIL UNIT FAN SHALL BE OFF WHEN A CALLFOR HEATING IS NO LONGER PRESENT.SPACE COOLING:UPON A CALL FOR COOLING FROM THE SPACETEMPERATURE SENSOR, THE NORMALLY CLOSEDO.S.A. DAMPER SHALL REMAIN CLOSED (IFAPPLICABLE), THE NORMALLY OPEN R.A. DAMPERSHALL REMAIN OPEN IF APPLICABLE), ANORMALLY CLOSED CONTROL VALVE ON THECHILLED WATER COIL SUPPLY SHALL OPEN, ANDFAN COIL UNIT FAN SHALL ACTIVATE TO MAINTAINSPACE TEMPERATURE SETPOINT IN THE SPACE.THE CONTROL VALVE SHALL BE CLOSED, ANDFAN COIL UNIT FAN SHALL BE OFF WHEN A CALLFOR COOLING IS NO LONGER PRESENT.HUMIDIFICATION:UPON A CALL FOR HUMIDIFICATION FROM THESPACE HUMIDITY SENSOR, THE FAN COIL UNITFAN SHALL ACTIVATE AT HEAT/LOW SPEED ANDTHE UNIT SHALL OPERATE IN EITHER HEATINGOR COOLING MODE AS INDICATED ABOVE. THEHUMIDIFIER SHALL BE ACTIVATED TO MAINTAINSPACE HUMIDITY OF 20%RH (ADJ. TO 30% MAX). IFA CALL FOR HUMIDITY IS PRESENT WITH NO CALLFOR HEAT OR COOLING, THE FAN COIL UNIT FANSHALL BE ACTIVATED TO CIRCULATE AIR ANDTHE HUMIDIFIER SHALL OPERATE TO MAINTAINSPACE HUMIDITY OF 20%RH (ADJ.). PROVIDEWATER SENSOR IN HUMIDIFIER DRAIN PAN TODISABLE HUMIDIFIER IF WATER IS PRESENT INPAN.FAN COIL UNIT FEATURING A ZONING SYSTEM:MOTORIZED ZONE DAMPERS AND BYPASSDAMPERS, TRANE VARATRAC OR SIMILAR, SHALLOPERATE VIA MANUFACTURER'S CONTROLS.GUEST MASTER BEDROOM THERMOSTAT TO BEMASTER THERMOSTAT FOR ZONING SYSTEM.1. COALESCING TYPE AIR SEPARATOR WITH WITHAUTOMATIC RELIEF FLOAT. 1 PIPE AND SMALLER:SPIROTHERM SPIROVENT JR, B&G EASB JR, ORTACO VORTEC. 2" PIPE AND LARGER: SPIROTHERMSPIROVENT SR, B&G CRS, OR TACO 4900 OREQUIVALENT.2. EXTEND DRAIN TO NEAREST FLOOR SINK FOR INDIRECT CONNECTION. DO NOT COMBINE DRAINWITH OTHERS.3. EXTEND ALL SAFETY RELIEF VALVES TO DRAIN PERVALVE MFG's RECOMMENDATIONS WITHOUT PIPEBELLIES OR UPWARD SLOPE. DO NOT COMBINE WITHOTHERS.4. INDICATES UNION OR FLANGE CONNECTION FORSERVICE PURPOSES. DIELECTRIC UNIONS NOTPERMITTED EXCEPT AT DOMESTIC WATERCONNECTIONS TO WATER HEATERS. PROVIDEDIELECTRIC NIPPLES OR FLANGES AT FERROUS TONON-FERROUS PIPING MATERIAL TRANSITIONS. 5. THREE-WAY VALVE WITH PORTS IDENTIFIED:C = COMMONNC = NORMALLY CLOSEDNO = NORMALLY OPEN6. DIAGRAM IS SCHEMATIC IN NATURE. NOT ALLAPPURTENANCES REQ'D ARE NECESSARILY SHOWN.PROVIDE SYSTEM ACCESS, VALVING, AND DRAINAGEAS REQ'D FOR PROPER SYSTEM MAINTENANCE ANDPURGE/FILL PROCEDURES.7. PROVIDE MANUAL AIR VENT AT ALL HIGH POINTS ANDMANUAL DRAIN VALVES AT ALL LOW POINTS. PIPEDRAIN VALVES TO A SUITABLE LOCATION WHENDRAINS ARE IN A LOCATION IN WHICH THEIRDRAINAGE WILL BE A NUISANCE OR CAUSE DAMAGE.8. PROVIDE 4" HIGH CONCRETE SHOP KEEPING PAD INADDITION TO MFG's BASE FOR ALL FLOOR MOUNTEDEQUIPMENT. COORDINATE EXACT PAD SIZES ANDLOCATIONS WITH PIPING SHOP DRAWINGS ANDCONCRETE CONTRACTOR.9. ALL ISOLATION VALVES SHALL BE FULL PORT VALVESEQUIVALENT TO PIPE SIZE SHOWN.10. ROUTE COMBUSTION EQUIPMENT CONDENSATEDRAIN LINES AND INDIRECT CONNECT TOCONDENSATE NEUTRALIZATION BASIN SIZED PERCOMBUSTION EQUIPMENT MFG's RECOMMENDATIONS.INDIRECT CONNECT BASIN OUTLET TO NEARESTWASTE RECEPTOR.11. REFER TO CONTROLS DRAWINGS FOR ADDITIONALDEVICE REQUIREMENTS SUCH AS PRESSURE ANDTEMPERATURE PICKUP LOCATIONS.12. PROVIDE DOWNWARD GAS FLOW INTOSEDIMENT/DRIP LEG TEES.PLANT PIPING NOTES:DSBT-1182 WEST MEADOW DRIVEVAIL, CO 81657PIETRINI RESIDENCEProject Number - 142807/30/14DESIGN REVIEWCOPYRIGHT 2014BANZEGEAUDIN(970) 949-6108(303) 278-3820(970) 221-5691(505) 323-9070(307) 739-3944Vail:Denver:Fort Collins:Albuquerque:Jackson:www.bgce.com09/05/14PERMIT SETM5.02MECHANICALCONTROLS