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FLEX <br />CONDUIT <br />FOR FIELD <br />WIRING. <br />CURB. <br />BLOWER DISCHARGE. <br />16" <br />18 3/4" <br />5 1/2" <br />6 1/8" <br />LIFTING LUG. <br />3 3/4" <br />AIRFLOW. <br />BLOWER/MOTOR <br />ACCESS DOOR <br />24" SERVICE <br />CLEARANCE REQ. <br />SERVICE DISCONNECT <br />SWITCH. <br />AIRFLOW. <br />18" <br />16" <br />Ø1 1/2" <br />WATER <br />DRAIN. <br />AIRFLOW. <br />Ø1/2" NPT <br />WATER INLET <br />WATER FILTER <br />REQUIRED PROVIDED <br />BY PLUMBER. <br />FILTER/CONTROL <br />ACCESS DOOR. <br />CELDEK <br />AIRFLOW. <br />V-BANK <br />FILTER <br />MODULE. <br />AIRFLOW. <br />FILTER <br />ACCESS <br />DOOR. <br />AIRFLOW. <br />37 3/8" <br />10 1/4" <br />31" <br />14" EQUIPMENT CURB. <br />40 1/8" <br />36 3/4" <br />31" <br />32 1/8" <br />ADJUSTABLE <br />LEG. <br />32 1/8" <br />ADJUSTABLE <br />LEG. <br />104 3/8" <br />134 11/16" <br />MIN. 20" <br />MINIMUM <br />STRAIGHT <br />DUCT <br />PER AMCA* <br />FAN #2 A2-20D - SUPPLY FAN <br />1. UNTEMPERED SUPPLY UNIT WITH 20" MIXED FLOW DIRECT DRIVE FAN IN SIZE #2 HOUSING. <br />2. EVAP COOLER (CELDEK) & V-BANK WITH 2" TA-13 FILTERS - OUTDOOR. <br />3. DOWN DISCHARGE - AIR FLOW RIGHT -> LEFT. <br />4. DOWN DISCHARGE CONSTRUCTION FOR SIZE 2 UNTEMPERED DIRECT DRIVE AHUS. <br />5. 120V WIRING CONNECTION TO ENERGIZE EVAPORATIVE COOLERS FROM UNTEMPERED SUPPLY FANS. <br />6. SEPARATE 120VAC WIRING PACKAGE FOR MAKE-UP AIR UNITS. OPTION MUST BE SELECTED WHEN MOUNTING VFD IN PREWIRE PANEL OR WITH DCV PACKAGE. <br />PROVIDES SEPARATE 120VAC INPUT TO SUPPLY FAN. THIS 120V SIGNAL MUST BE RUN BY ELECTRICIAN FROM DCV TO MUA SWITCH. <br />7. HINGED DOUBLE WALL INSULATED DOOR ASSEMBLY (BURNER/BLOWER/EVAP SECTION). <br />8. 2 YEAR PARTS WARRANTY. <br />*NOTE: SUPPLY DUCT MUST BE INSTALLED TO MEET SMACNA STANDARDS. A MINIMUM STRAIGHT DUCT LENGTH MUST BE MAINTAINED DOWNSTREAM OF UNIT <br />DISCHARGE AS OUTLINED IN AMCA PUBLICATION 201. WHEN USING RECTANGULAR DUCTWORK, ELBOWS MUST BE RADIUS THROAT, RADIUS BACK WITH TURNING <br />VANES. FLEXIBLE DUCTWORK AND SQUARE THROAT/SQUARE BACK ELBOWS SHOULD NOT BE USED. ANY TRANSITION AND/OR TURNS IN THE DUCTWORK WILL CAUSE <br />SYSTEM EFFECT. SYSTEM EFFECT WILL DRASTICALLY INCREASE STATIC PRESSURE AND REDUCE AIRFLOW. DO NOT RELY ON UNIT TO SUPPORT DUCT IN ANY WAY. FAILURE <br />TO PROPERLY SIZE DUCTWORK MAY CAUSE SYSTEM EFFECTS AND REDUCE PERFORMANCE OF THE EQUIPMENT. <br />SUGGESTED STRAIGHT DUCT SIZE IS 20" x 20". <br />L ETSDI <br />R <br />ROOF OPENING 2" SMALLER THAN CURB DIMENSION. <br />3" FLANGE. <br />20 GAUGE <br />CONSTRUCTION. <br />STEEL <br />14" <br />31" <br />31" <br />CURB. <br />M2.4 <br />SPECIFICATION <br />MAKEUP AIR UNIT <br />SHEET <br />TITLE <br />PROJECT <br />TITLE <br />NO <br />. <br />DA <br />T <br />E <br />DE <br />S <br />C <br />R <br />I <br />P <br />T <br />I <br />O <br />N <br />THESE DRAWINGS & SPECIFICATIONS ARE THE <br />EXCLUSIVE PROPERTY OF TND STUDIO. THE USE <br />OF THESE PLANS AND SPECIFICATIONS SHALL BE <br />RESTRICTED TO THE ORIGINAL SITE FOR WHICH <br />T H E Y W E R E P R E P A R E D . R E P R O D U C T I O N , <br />PUBLICATION OR RE-USE, IN WHOLE OR IN PART <br />IS PROHIBITED W ITH OUT THE EXPR ESS PRIOR <br />W RITTEN C ONSE NT OF TN D STUD IO. T ITLE TO <br />T H E D R A W I N G S R E M A I N S W I T H T N D S T U D I O <br />W ITH OUT P REJU DI CE. VISU AL C ONTAC T W ITH <br />T H E S E P L A N S A N D S P E C I F I C A T I O N S S H A L L <br />C ON S T I T U T E PR I M A -F A CI E EVI D E NC E OF TH E <br />ACCEPTANCE OF THESE RESTRICTIONS AND THE <br />T E R M S F O U N D H E R E I N . <br />CLIENT <br />STAMP <br />SHEET