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HomeMy WebLinkAboutM502 CONTROLS.pdfSCALE: 2 FAN COIL UNIT CONTROL SCHEMATIC NONE AI AI AO BO BO BI AI BI BO TE SA DM OSA RA RLY FRZ ROOM MOUNTED T-STAT DM AO VFD AO BI SCALE: 3 DOMESTIC WATER HEATER CONTROLS SCHEMATIC NONE CONTROL TANK TEMPERATURE AT SET POINT BY CYCLING ON AND OFF ASSOCIATED DOMESTIC HOT WATER INJECTION PUMPS P-X. DOMESTIC HOT WATER TEMPERATURE SET POINT TO BE INITIALLY SET AT 120°F (ADJ). AQUASTATS IN THE HOT WATER PIPING SHALL CYCLE THE ASSOCIATED DHW RECIRCULATION PUMP TO MAINTAIN A DOMESTIC HOT WATER RECIRCULATION TEMPERATURE OF 110°F (ADJ.). AI AO TC TC BO AI AI BI BO D A HWR HWS S D A HWR HWS S AI AO CH-2 FS CH-1 FS CHS/CHR TO FAN COIL UNITS. 12" MAX. P-8 P-8 A CHR CHS CHS A HOSE END VALVE TO GLYCOL FEEDER FILLED WITH 50% PROPYLENE GLYCOL/ WATER SOLUTION. SPIROVENT SPIROTHERM VSR400 AIR SEPARATOR. TACO EXPANSION TANK, CA-90. CHS SETPOINT SHALL BE MAINTAINED BY MODULATING AND STAGING ON CHILLERS IN SEQUENCE. CHILLER CONTROL VALVE SHALL BE OPEN AND CLOSED WHEN ASSOCIATED CHILLER IS DISABLED. CHILLERS SHALL OPERATE VIA ANY FACTORY MOUNTED CONTROLS TO PROVIDE CHS SETPOINT. UPON A CALL FOR COOLING FROM A TANK MOUNTED AQUASTAT SET AT 44°F(ADJ.) ON THE CHILLED WATER BUFFER TANK, THE CHILLER CIRCULATION PUMPS SHALL ENABLE. LEAD CIRC PUMP SHALL ENABLE WHEN NO MORE THAN TWO CHILLERS ARE ENABLED AND LAG CIRC PUMP SHALL ENABLE WHEN THREE OR MORE CHILLERS ARE ENABLED. PUMPS AND CHILLERS SHALL STOP WHEN A CALL FOR COOLING IS NO LONGER PRESENT. UPON A CALL FOR COOLING FROM ANY SPACE LOAD, THE CHILLED WATER CIRCULATION PUMPS SHALL RUN. LEAD CHILLED WATER PUMP SHALL ENABLE WHEN NO MORE THAN HALF OF THE CONNECTED CONTROL VALVES ARE OPEN AND LAG PUMP SHALL ENABLE WHEN MORE THAN HALF OF THE CONNECTED CONTROL VALVES ARE OPEN. THE PUMPS SHALL STOP WHEN A CALL FOR COOLING IS NO LONGER PRESENT. BO BI AO CP BO BI AO CP BO BI BO BI AI AI TE TE BO BI BO BI AI TE AI TE SCALE: 1 CHILLER SYSTEM PIPING DIAGRAM AND CONTROLS SCHEMATIC NO SCALE THERMOSTATS: SPACE TEMPERATURE CONTROL TO BE LOCALLY CONTROLLED FROM ASSOCIATED SPACE AND SHALL INTERFACE WITH THE RESIDENCE'S LOW VOLTAGE A/V SYSTEM. THE PRIMARY SPACE THERMOSTAT INTEGRATION IN EACH FORCED AIR ZONE SHALL BE AUTO-CHANGE OVER. ALL SPACE TEMPERATURE SENSORS SHALL BE PROVIDED WITH THE FOLLOWING CAPABILITIES:  WARMER/COOLER ADJUSTMENT  A TEMPERATURE DEADBAND OF AT LEAST 5°F WITHIN WHICH THE SUPPLY OF HEATING OR COOLING ENERGY TO THE ZONE/SPACE IS CAPABLE OF BEING SHUT OFF OR REDUCED TO A MINIMUM  THERMOSTATIC SETBACK CONTROLS THAT ARE CONTROLLED BY EITHER AN AUTOMATIC TIME CLOCK OR PROGRAMMABLE CONTROL SYSTEM  SETBACK CONTROLS CAPABLE TO SET BACK OR TEMPORARILY OPERATE THE SYSTEM TO MAINTAIN ZONE TEMPERATURES DOWN TO 55°F OR UP TO 85°F  PROGRAMMABLE CONTROLS SHALL BE CAPABLE OF STARTING AND STOPPING THE SYSTEM FOR SEVEN DIFFERENT DAILY SCHEDULES PER WEEK AND RETAIN PROGRAMMING AND TIME SETTING DURING A LOSS OF POWER FOR 10 HOURS  CONTROLS SHALL HAVE A MANUAL OVERRIDE THAT ALLOWS TEMPORARY OPERATION OF THE SYSTEM FOR UP TO 2 HOURS  AUTOMATIC START CONTROLS SHALL BE PROVIDED FOR EACH HVAC SYSTEM; CONTROLS SHALL BE CAPABLE OF AUTOMATICALLY ADJUSTING THE DAILY START TIME OF THE HVAC SYSTEM IN ORDER TO BRING EACH SPACE TO THE DESIRED OCCUPIED TEMPERATURE IMMEDIATELY PRIOR TO SCHEDULED OCCUPANCY. FAN COIL UNITS; ASSOCIATED HUMIDIFIERS: VENTILATION: WHEN THE KITCHEN RANGE HOOD EXHAUST FAN IS OPERATING, THE NORMALLY CLOSED O.S.A. DAMPER ON THE FAN COIL UNIT SHALL OPEN TO PROVIDE O.S.A.; THE R.A. DAMPER SHALL CLOSE TO MINIMUM POSITION, AND THE FAN SHALL ACTIVATE. A DUCT MOUNTED THERMOSTAT SHALL MODULATE THE HEATING COIL CONTROL VALVE TO MAINTAIN A SUPPLY AIR TEMPERATURE BETWEEN 60°F AND 80°F (ADJ.) TO SATISFY THE PRIMARY SPACE TEMERATURE SENSOR. PROVIDE FREEZESTAT DOWNSTREAM OF HEATING COIL TO SHUT OFF FAN, FULLY OPEN HEATING WATER CONTROL VALVE AND CLOSE OUTSIDE AIR DAMPER UPON DETECTION OF A FREEZING CONDITION. FREEZESTAT SHALL BE AUTOMATIC RESETTING TYPE. SPACE HEATING: UPON A CALL FOR HEAT FROM THE SPACE TEMPERATURE SENSOR, THE NORMALLY CLOSED O.S.A. DAMPER SHALL REMAIN CLOSED (IF APPLICABLE), THE NORMALLY OPEN R.A. DAMPER SHALL REMAIN OPEN (IF APPLICABLE), A NORMALLY CLOSED CONTROL VALVE ON THE HEATING WATER COIL SUPPLY SHALL OPEN AND FAN COIL UNIT FAN SHALL ACTIVATE TO MAINTAIN SPACE TEMPERATURE SETPOINT IN THE SPACE. THE CONTROL VALVE SHALL BE CLOSED, AND FAN COIL UNIT FAN SHALL BE OFF WHEN A CALL FOR HEATING IS NO LONGER PRESENT. SPACE COOLING: UPON A CALL FOR COOLING FROM THE SPACE TEMPERATURE SENSOR, THE NORMALLY CLOSED O.S.A. DAMPER SHALL REMAIN CLOSED (IF APPLICABLE), THE NORMALLY OPEN R.A. DAMPER SHALL REMAIN OPEN IF APPLICABLE), A NORMALLY CLOSED CONTROL VALVE ON THE CHILLED WATER COIL SUPPLY SHALL OPEN, AND FAN COIL UNIT FAN SHALL ACTIVATE TO MAINTAIN SPACE TEMPERATURE SETPOINT IN THE SPACE. THE CONTROL VALVE SHALL BE CLOSED, AND FAN COIL UNIT FAN SHALL BE OFF WHEN A CALL FOR COOLING IS NO LONGER PRESENT. HUMIDIFICATION: UPON A CALL FOR HUMIDIFICATION FROM THE SPACE HUMIDITY SENSOR, THE FAN COIL UNIT FAN SHALL ACTIVATE AT HEAT/LOW SPEED AND THE UNIT SHALL OPERATE IN EITHER HEATING OR COOLING MODE AS INDICATED ABOVE. THE HUMIDIFIER SHALL BE ACTIVATED TO MAINTAIN SPACE HUMIDITY OF 20%RH (ADJ. TO 30% MAX). IF A CALL FOR HUMIDITY IS PRESENT WITH NO CALL FOR HEAT OR COOLING, THE FAN COIL UNIT FAN SHALL BE ACTIVATED TO CIRCULATE AIR AND THE HUMIDIFIER SHALL OPERATE TO MAINTAIN SPACE HUMIDITY OF 20%RH (ADJ.). PROVIDE WATER SENSOR IN HUMIDIFIER DRAIN PAN TO DISABLE HUMIDIFIER IF WATER IS PRESENT IN PAN. FAN COIL UNIT FEATURING A ZONING SYSTEM: MOTORIZED ZONE DAMPERS AND BYPASS DAMPERS, TRANE VARATRAC OR SIMILAR, SHALL OPERATE VIA MANUFACTURER'S CONTROLS. GUEST MASTER BEDROOM THERMOSTAT TO BE MASTER THERMOSTAT FOR ZONING SYSTEM. 1. COALESCING TYPE AIR SEPARATOR WITH WITH AUTOMATIC RELIEF FLOAT. 1 PIPE AND SMALLER: SPIROTHERM SPIROVENT JR, B&G EASB JR, OR TACO VORTEC. 2" PIPE AND LARGER: SPIROTHERM SPIROVENT SR, B&G CRS, OR TACO 4900 OR EQUIVALENT. 2. EXTEND DRAIN TO NEAREST FLOOR SINK FOR INDIRECT CONNECTION. DO NOT COMBINE DRAIN WITH OTHERS. 3. EXTEND ALL SAFETY RELIEF VALVES TO DRAIN PER VALVE MFG's RECOMMENDATIONS WITHOUT PIPE BELLIES OR UPWARD SLOPE. DO NOT COMBINE WITH OTHERS. 4. INDICATES UNION OR FLANGE CONNECTION FOR SERVICE PURPOSES. DIELECTRIC UNIONS NOT PERMITTED EXCEPT AT DOMESTIC WATER CONNECTIONS TO WATER HEATERS. PROVIDE DIELECTRIC NIPPLES OR FLANGES AT FERROUS TO NON-FERROUS PIPING MATERIAL TRANSITIONS. 5. THREE-WAY VALVE WITH PORTS IDENTIFIED: C = COMMON NC = NORMALLY CLOSED NO = NORMALLY OPEN 6. DIAGRAM IS SCHEMATIC IN NATURE. NOT ALL APPURTENANCES REQ'D ARE NECESSARILY SHOWN. PROVIDE SYSTEM ACCESS, VALVING, AND DRAINAGE AS REQ'D FOR PROPER SYSTEM MAINTENANCE AND PURGE/FILL PROCEDURES. 7. PROVIDE MANUAL AIR VENT AT ALL HIGH POINTS AND MANUAL DRAIN VALVES AT ALL LOW POINTS. PIPE DRAIN VALVES TO A SUITABLE LOCATION WHEN DRAINS ARE IN A LOCATION IN WHICH THEIR DRAINAGE WILL BE A NUISANCE OR CAUSE DAMAGE. 8. PROVIDE 4" HIGH CONCRETE SHOP KEEPING PAD IN ADDITION TO MFG's BASE FOR ALL FLOOR MOUNTED EQUIPMENT. COORDINATE EXACT PAD SIZES AND LOCATIONS WITH PIPING SHOP DRAWINGS AND CONCRETE CONTRACTOR. 9. ALL ISOLATION VALVES SHALL BE FULL PORT VALVES EQUIVALENT TO PIPE SIZE SHOWN. 10. ROUTE COMBUSTION EQUIPMENT CONDENSATE DRAIN LINES AND INDIRECT CONNECT TO CONDENSATE NEUTRALIZATION BASIN SIZED PER COMBUSTION EQUIPMENT MFG's RECOMMENDATIONS. INDIRECT CONNECT BASIN OUTLET TO NEAREST WASTE RECEPTOR. 11. REFER TO CONTROLS DRAWINGS FOR ADDITIONAL DEVICE REQUIREMENTS SUCH AS PRESSURE AND TEMPERATURE PICKUP LOCATIONS. 12. PROVIDE DOWNWARD GAS FLOW INTO SEDIMENT/DRIP LEG TEES. PLANT PIPING NOTES: D S BT-1 182 WEST MEADOW DRIVE VAIL, CO 81657 PIETRINI RESIDENCE Project Number - 1428 07/30/14 DESIGN REVIEW COPYRIGHT 2014 B ANZE G EAUDIN (970) 949-6108 (303) 278-3820 (970) 221-5691 (505) 323-9070 (307) 739-3944 Vail: Denver: Fort Collins: Albuquerque: Jackson: www.bgce.com 09/05/14 PERMIT SET M5.02 MECHANICAL CONTROLS 03/04/15