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GREASE DUCT & CHIMNEY SPECIFICATIONS: <br />PROVIDE GREASE DUCT EQUAL TO CAPTIVEAIRE SYSTEMS MODEL "DW" <br />ROUND 20 GAUGE 430 STAINLESS STEEL DUCTWORK. MODEL "DW" <br />IS LISTED TO UL-1978 AND IS INSTALLED USING "V" CLAMP LOCKING <br />CONNECTIONS SEALED WITH 3M FIRE BARRIER 2000 PLUS. MODEL "DW" <br />DOES NOT REQUIRE WELDING PROVIDING IT HAS BEEN INSTALLED PER <br />THE MANUFACTURES INSTALLATION GUIDE. <br />PROVIDE RATED ACCESS DOORS AT EVERY CHANGE IN DIRECTION AND EVERY 12' ON CENTER. PER <br />MANUFACTURES LISTING MODEL "DW" HORIZONTAL RUNS LESS THAN 75 FT. CAN BE SLOPED 1/16" PER 12", <br />HORIZONTAL RUNS MORE THAN 75 FT. CAN BE SLOPED 3/16" PER 12". <br />DUCT SHOULD BE SLOPED AS MUCH AS POSSIBLE TO REDUCE THE CHANCE OF GREASE ACCUMULATION IN <br />HORIZONTAL RUNS. <br />IF THE DUCT OR CHIMNEY IS WITHIN 18 INCHES OF COMBUSTIBLE MATERIAL, PROVIDE UL-2221 OR UL-103 HT <br />LISTED DOUBLE WALL GREASE DUCT OR DOUBLE WALL CHIMNEY EQUAL TO CAPTIVEAIRE SYSTEMS MODEL <br />"DW- 2R, 2R TYPE HT, 3R, OR 3Z" ROUND 20 GAUGE 430 STAINLESS INNER DUCT INSULATED WITH A 24 GAUGE <br />430 STAINLESS OUTER SHELL. <br />§ <br />CAPTIVEAIRE SYSTEMS RECOMMENDS THE USE OF <br />LISTED, PRE-FABRICATED ROUND GREASE EXHAUST <br />DUCT TO REDUCE STATIC PRESSURE IN THE SYSTEM, <br />MINIMIZE INSTALLATION AND INSPECTION TIMES, AND <br />ENSURE DUCT IS LIQUID TIGHT <br />CUSTOMER APPROVAL TO MANUFACTURE: <br />___' - ___" <br />VERIFY CEILING HEIGHT <br />HVAC DISTRIBUTION NOTE <br />HIGH VELOCITY DIFFUSERS OR HVAC RETURNS SHOULD <br />NOT BE PLACED WITHIN TEN (10) FEET OF THE EXHAUST <br />HOOD. PERFORATED DIFFUSERS ARE RECOMMENDED. <br />CONTROL PANEL. <br />LCD <br />INTERFACE. <br />DUCT TEMPERATURE SENSOR. <br />ROOM TEMPERATURE <br />SENSOR. <br />DEMAND CONTROL VENTILATION HOOD CONTROL PANEL SPECIFICATIONS: <br />-CONTROLS SHALL BE LISTED BY ETL (UL 508A) AND SHALL COMPLY WITH DEMAND VENTILATION SYSTEM <br />TURNDOWN REQUIREMENTS OUTLINED IN IECC 403.7.5 (2021). <br />-THE CONTROL ENCLOSURE SHALL BE NEMA 1 RATED AND LISTED FOR INSTALLATION INSIDE OF THE <br />EXHAUST HOOD UTILITY CABINET. THE CONTROL ENCLOSURE MAY BE CONSTRUCTED OF STAINLESS STEEL <br />OR PAINTED STEEL. <br />-TEMPERATURE PROBE(S) LOCATED IN THE EXHAUST DUCT RISER(S) SHALL BE CONSTRUCTED OF <br />STAINLESS STEEL. <br />-A DIGITAL CONTROLLER SHALL BE PROVIDED TO ACTIVATE THE HOOD EXHAUST FANS DYNAMICALLY BASED <br />ON A FIXED DIFFERENTIAL BETWEEN THE AMBIENT AND DUCT TEMPERATURES SENSORS. THIS FUNCTION <br />SHALL MEET THE REQUIREMENTS OF IMC 507.1.1. <br />-A DIGITAL CONTROLLER SHALL PROVIDE ADJUSTABLE HYSTERESIS SETTINGS TO PREVENT CYCLING OF THE <br />FANS AFTER THE COOKING APPLIANCES HAVE BEEN TURNED OFF AND/OR THE HEAT IN THE EXHAUST <br />SYSTEM IS REDUCED. <br />-A DIGITAL CONTROLLER SHALL PROVIDE AN ADJUSTABLE MINIMUM FAN RUN-TIME SETTING TO PREVENT FAN <br />CYCLING. <br />-VARIABLE FREQUENCY DRIVES (VFDS) SHALL BE PROVIDED FOR FANS AS REQUIRED. THE DIGITAL <br />CONTROLLER SHALL MODULATE THE VFDS BETWEEN A MINIMUM SETPOINT AND A MAXIMUM SETPOINT ON <br />DEMAND. THE DUCT TEMPERATURE SENSOR INPUT(S) TO THE DIGITAL CONTROLLER SHALL BE USED TO <br />CALCULATE THE SPEED REFERENCE SIGNAL. <br />-THE VFD SPEED RANGE OF OPERATION SHALL BE FROM 0% TO 100% FOR THE SYSTEM, WITH THE ACTUAL <br />MINIMUM SPEED SET AS REQUIRED TO MEET MINIMUM VENTILATION REQUIREMENTS. <br />-AN INTERNAL ALGORITHM TO THE DIGITAL CONTROLLER SHALL MODULATE SUPPLY FAN VFD SPEED <br />PROPORTIONAL TO ALL EXHAUST FANS THAT ARE LOCATED IN THE SAME FAN GROUP AS THE SUPPLY FAN. <br />-THE SYSTEM SHALL OPERATE IN PREP MODE DURING LIGHT COOKING LOAD OR COOL DOWN MODE WHEN <br />SUFFICIENT HEAT REMAINS UNDERNEATH THE HOOD SYSTEM AFTER COOKING OPERATIONS HAVE <br />COMPLETED. OPERATION DURING EITHER OF THESE PERIODS WILL DISABLE THE SUPPLY FANS AND PROVIDE <br />AN EXHAUST FAN SPEED THAT IS EQUAL TO THE MINIMUM VENTILATION REQUIREMENT. <br />-A DIGITAL CONTROLLER SHALL DISABLE THE SUPPLY FAN(S), ACTIVATE THE EXHAUST FAN(S), ACTIVATE <br />THE APPLIANCE SHUNT TRIP, AND DISABLE AN ELECTRIC GAS VALVE AUTOMATICALLY WHEN FIRE CONDITION <br />IS DETECTED ON A COVERED HOOD. <br />-A DIGITAL CONTROLLER SHALL ALLOW FOR EXTERNAL BMS FAN CONTROL VIA DRY CONTACT (EXTERNAL <br />CONTROL SHALL NOT OVERRIDE FAN OPERATION LOGIC AS REQUIRED BY CODE). <br />-AN LCD INTERFACE SHALL BE PROVIDED WITH THE FOLLOWING FEATURES: <br />A. ON/OFF PUSH BUTTON FAN & LIGHT SWITCH ACTIVATION. <br />B. INTEGRATED GAS VALVE RESET FOR ELECTRONIC GAS VALVES (NO RESET RELAY REQUIRED). <br />C. VFD FAULT DISPLAY WITH AUDIBLE & VISUAL ALARM NOTIFICATION. <br />D. DUCT TEMPERATURE SENSOR FAILURE DETECTION WITH AUDIBLE & VISUAL ALARM NOTIFICATION. <br />E. MIS-WIRED DUCT TEMPERATURE SENSOR DETECTION WITH AUDIBLE & VISUAL ALARM NOTIFICATION. <br />F. A SINGLE LOW VOLTAGE CAT-5 RJ45 WIRING CONNECTION. <br />G. AN ENERGY SAVINGS INDICATOR THAT UTILIZES MEASURED KWH FROM THE VFDS. <br />SEQUENCE OF OPERATIONS: <br />THE HOOD CONTROL PANEL IS CAPABLE OF OPERATING IN ONE OR MORE OF THE FOLLOWING STATES AT ANY <br />GIVEN TIME: <br />-AUTOMATIC: THE SYSTEM OPERATES BASED ON THE DIFFERENTIAL BETWEEN ROOM TEMPERATURE AND <br />THE TEMPERATURE AT THE HOOD CAVITY OR EXHAUST DUCT COLLAR. FANS ACTIVATE AT A <br />CONFIGURABLE TEMPERATURE DIFFERENTIAL THRESHOLD. DEPENDING ON THE JOB CONFIGURATION EACH FAN <br />ZONE CAN BE CONFIGURED AS STATIC OR DYNAMIC. THESE TERMS REFER TO WHETHER A VARIABLE <br />MOTOR (SUCH AS EC MOTORS OR VFD DRIVEN MOTORS) MODULATE WITH TEMPERATURE. IF THE PANEL IS <br />EQUIPPED WITH VARIABLE SPEED FANS AND THE ZONE IS DEFINED AS "DYNAMIC", THESE WILL MODULATE <br />WITHIN A USER-DEFINED RANGE BASED ON THE TEMPERATURE DIFFERENTIAL. PANELS EQUIPPED WITH <br />VARIABLE SPEED FANS AND A FAN ZONE DEFINED AS "STATIC", FANS WILL RUN AT A SET SPEED <br />CALCULATED FOR THE DRIVE. DEMAND CONTROL VENTILATION SYSTEMS ARE CAPABLE OF MODULATING <br />EXHAUST AND MAKE UP AIR FAN SPEEDS PER THE REQUIREMENTS OUTLINED IN IECC 403.7.5 (2021). <br />-MANUAL: THE SYSTEM OPERATES BASED ON HUMAN INPUT FROM AN HMI. <br />-SCHEDULE: A WEEKLY SCHEDULE CAN BE SET TO RUN FANS FOR A SPECIFIED PERIOD THROUGHOUT THE <br />DAY. THERE ARE THREE OCCUPIED TIMES PER DAY TO ALLOW FOR THE USER TO SET UP A TIME THAT IS <br />SUITABLE TO THEIR NEEDS. ANY TIME THAT IS WITHIN THE DEFINED OCCUPIED TIME, THE SYSTEM WILL RUN <br />AT MODULATION MODE AND FOLLOW THE FAN PROCEDURE ALGORITHM BASED ON TEMPERATURE DURING THIS <br />TIME. DURING UNOCCUPIED TIME, THE SYSTEM WILL HAVE AN EXTRA OFFSET TO PREVENT UNINTENDED <br />ACTIVATION OF THE SYSTEM DURING A TIME WHERE THE SYSTEM IS NOT BEING OCCUPIED. <br />-OTHER: THE SYSTEM OPERATES BASED ON THE INPUT FROM AN EXTERNAL SOURCE (DDC, BMS OR <br />HARD-WIRED INTERLOCK). <br />FIRE:UPON ACTIVATION OF THE HOOD FIRE SUPPRESSION SYSTEM, THE EXHAUST FAN WILL COME ON OR <br />CONTINUE TO TO RUN, THE HOOD MAKEUP AIR WILL SHUTDOWN, AND A SIGNAL WILL BE SENT FOR <br />ACTIVATING THE SHUNT TRIP BREAKER PROVIDED BY THE ELECTRICIAN. FUEL GAS WILL SHUT OFF VIA A <br />MECHANICAL/ELECTRICAL GAS VALVE ACTUATED BY THE HOOD FIRE SUPPRESSION SYSTEM. <br />- <br />SYSTEM DESIGN VERIFICATION (SDV) <br />IF ORDERED, CAS SERVICE WILL PERFORM A SYSTEM DESIGN VERIFICATION (SDV) ONCE ALL EQUIPMENT HAS HAD A <br />COMPLETE START UP PER THE OPERATION AND INSTALLATION MANUAL. TYPICALLY, THE SDV WILL BE PERFORMED AFTER <br />ALL INSPECTIONS ARE COMPLETE. <br />ANY FIELD RELATED DISCREPANCIES THAT ARE DISCOVERED DURING THE SDV WILL BE BROUGHT TO THE <br />ATTENTION OF THE GENERAL CONTRACTOR AND CORRESPONDING TRADES ON SITE. THESE ISSUES <br />WILL BE DOCUMENTED AND FORWARDED TO THE APPROPRIATE SALES OFFICE. IF CAS SERVICE HAS TO <br />RESOLVE A DISCREPANCY THAT IS A FIELD ISSUE, THE GENERAL CONTRACTOR WILL BE NOTIFIED AND <br />BILLED FOR THE WORK. SHOULD A RETURN TRIP BE REQUIRED DUE TO ANY FIELD RELATED DISCREPANCY THAT CANNOT <br />BE RESOLVED DURING THE SDV, THERE WILL BE ADDITIONAL TRIP CHARGES. <br />DURING THE SDV, CAS SERVICE WILL ADDRESS ANY DISCREPANCY THAT IS THE FAULT OF THE MANUFACTURER. SHOULD A <br />RETURN TRIP BE REQUIRED, THE GENERAL CONTRACTOR AND APPROPRIATE SALES OFFICE WILL BE NOTIFIED. THERE <br />WILL BE NO ADDITIONAL CHARGES FOR MANUFACTURER DISCREPANCIES. <br />SHEET NO. <br />SCALE: <br />DWG.#: <br />DRAWN <br />DATE: <br /> BY: <br />REVISIONS <br />ww <br />w <br />. <br />c <br />a <br />p <br />t <br />i <br />v <br />e <br />a <br />i <br />r <br />e <br />. <br />c <br />o <br />m <br /> <br /> <br /> <br />AC <br />C <br />O <br />R <br />D <br />A <br />N <br />C <br />E <br />No <br />. <br /> <br />9 <br />6 <br />BU <br />I <br />L <br />T <br />NF <br />P <br />A <br />WI <br />T <br />H <br />IN <br />S <br />LI <br />D <br />TE <br />R <br />7382032 <br />MASTER DRAWING <br />AR <br />Ar <br />t <br />e <br /> <br />R <br />e <br />s <br />t <br />a <br />u <br />r <br />a <br />n <br />t <br /> <br />- <br /> <br />S <br />a <br />n <br />t <br />a <br /> <br />A <br />n <br />a <br />, <br /> <br />C <br />A <br />10 <br />9 <br /> <br />E <br />a <br />s <br />t <br /> <br />4 <br />t <br />h <br /> <br />S <br />t <br />r <br />e <br />e <br />t <br />, <br />So <br />u <br />t <br />h <br />e <br />r <br />n <br /> <br />C <br />a <br />l <br />i <br />f <br />o <br />r <br />n <br />i <br />a <br /> <br />O <br />f <br />f <br />i <br />c <br />e <br />30 <br />0 <br />2 <br /> <br />D <br />o <br />w <br /> <br />A <br />v <br />e <br />. <br />, <br /> <br />S <br />u <br />i <br />t <br />e <br /> <br />2 <br />0 <br />2 <br />, <br /> <br />T <br />u <br />s <br />t <br />i <br />n <br />, <br /> <br />C <br />A <br />, <br /> <br />9 <br />2 <br />7 <br />8 <br />0 <br /> <br />P <br />H <br />O <br />N <br />E <br />: <br /> <br />( <br />7 <br />1 <br />4 <br />) <br /> <br />9 <br />5 <br />7 <br /> <br />- <br /> <br />1 <br />5 <br />0 <br />0 <br /> <br />F <br />A <br />X <br />: <br /> <br />9 <br />1 <br />9 <br />2 <br />2 <br />7 <br />5 <br />9 <br />7 <br />5 <br /> <br />E <br />M <br />A <br />I <br />L <br />: <br /> <br />r <br />e <br />g <br />8 <br />6 <br />@ <br />c <br />a <br />p <br />t <br />i <br />v <br />e <br />a <br />i <br />r <br />e <br />. <br />c <br />o <br />m <br />Sa <br />n <br />t <br />a <br /> <br />A <br />n <br />a <br />, <br /> <br />C <br />A <br />, <br /> <br />9 <br />2 <br />7 <br />0 <br />1 <br />RE <br />V <br />I <br />S <br />I <br />O <br />N <br />SHEET TITLE: <br />DATE: SCALE: <br />AR <br />T <br />E <br /> <br />R <br />E <br />S <br />T <br />A <br />U <br />R <br />A <br />N <br />T <br /> <br />03/03/2025 <br />PLOT DATE: 7/18/2025 2:14:14 PM <br />CD <br />I <br /> <br />Ci <br />r <br />c <br />a <br /> <br />D <br />o <br />m <br />i <br />n <br />i <br /> <br />I <br />n <br />t <br />e <br />r <br />n <br />a <br />t <br />i <br />o <br />n <br />a <br />l <br />, <br /> <br />I <br />n <br />c <br />. <br />En <br />g <br />i <br />n <br />e <br />e <br />r <br />i <br />n <br />g <br /> <br />- <br /> <br />C <br />o <br />n <br />s <br />u <br />l <br />t <br />i <br />n <br />g <br />98 <br />9 <br />0 <br /> <br />R <br />e <br />s <br />e <br />a <br />r <br />c <br />h <br /> <br />D <br />r <br />. <br /> <br />S <br />u <br />i <br />t <br />e <br /> <br />1 <br />0 <br />0 <br />, <br /> <br />I <br />r <br />v <br />i <br />n <br />e <br />, <br /> <br />C <br />A <br /> <br />9 <br />2 <br />6 <br />1 <br />8 <br />Ph <br />o <br />n <br />e <br /> <br />( <br />9 <br />4 <br />9 <br />) <br /> <br />3 <br />3 <br />6 <br />- <br />6 <br />6 <br />3 <br />6 <br /> <br />| <br /> <br />d <br />k <br />a <br />n <br />g <br />@ <br />c <br />d <br />i <br />e <br />n <br />g <br />. <br />c <br />o <br />m <br />10 <br />9 <br /> <br />E <br /> <br />4 <br />T <br />H <br /> <br />S <br />T <br />. <br />, <br />SA <br />N <br />T <br />A <br /> <br />A <br />N <br />A <br />, <br /> <br />C <br />A <br /> <br />9 <br />2 <br />7 <br />0 <br />1 <br />DRAWN: CHECKED: <br />PL <br />A <br />N <br /> <br />C <br />H <br />E <br />C <br />K <br /> <br />R <br />E <br />V <br />. <br /> <br />0 <br />5 <br />/ <br />1 <br />2 <br />/ <br />2 <br />0 <br />2 <br />5 <br />M207 <br />HOOD <br />INFORMATION <br />K.T.R.C.