1/2" [15mm] HANGER ROD SECURED TO STRUCTURE ABOVE (TYP) BOSS FOR HANGER ROD WELDED. [1200mm] CC SPACING (TYP)

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Dorthy Edwards
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1 1/2" [15mm] HANGER ROD ECURED TO TRUCTURE ABOVE (TYP) TURNBUCKLE (TYP) PREFAB. CEILING PANEL A PECIFIED BO FOR HANGER ROD WELDED TO CHANNEL. MAX. 4'-0" [1200mm] CC PACING (TYP) 3" [75mm] 5 U CHANNEL LOCATED TO UIT UNIT COOLER (TYP) PACER 3 1/2" MIN. [90mm] 5/8" [16 MM] DIAMETER NYLON THROUGH BOLT WITH NUT AND WAHER (TYP) 3" [75mm] WAHER UNIT COOLER EXTENDED UNIT COOLER DRAIN TO DICHARGE INTO FLOOR DRAIN-(WRAP DRAIN WITH ELECTRIC HEATER ELEMENT FOR FREEZER ERVICE) UPPORT FOR UNIT COOLER UPPORT FOR UNIT COOLER DATE IUED : CADD DETAIL NO. : D DWG

2 NOTE FOR AIR COOLED REFRIGERATION YTEM 1. UNIT COOLER FAN() HALL RUN CONTINUOULY, EXCEPT WHEN IT I TURNED "OFF" BY A WITCH MOUNTED ON THE UNIT COOLER. THI AME WITCH HALL ALO DE-ENERGIZE THE LIQUID-LINE OLENOID VALVE WHEN THE UNIT I IN THE "OFF" POITION.. 2. ROOM THERMOTAT FOR WALK-IN REFRIGERATOR OR FREEZER HALL AUTOMATICALLY CONTROL THE LIQUID-LINE OLENOID VALVE. 3. COMPREOR OPERATION HALL BE CONTROLLED BY THE LOW PREURE WITCH: HIGH PREURE CUTOUT WITCH HALL PREVENT THE COMPREOR FROM OPERATING UNDER EXCEIVELY HIGH HEAD PREURE. 4. AIR COOLED CONDENER HALL BE INTALLED WITH AN APPROVED METHOD OF MAINTAINING UFFICIENT CONDENING PREURE TO AURE ATIFACTORY OPERATION AT DEGREE. F. [ DEGREE. C] AMBIENT TEMPERATURE. 5. WHEN EQUIPMENT CHEDULE INDICATE ELECTRIC DEFROT, THE FOLLOWING CONTROL HALL ALO BE PROVIDED: A. DEFROT TYPE UNIT COOLER WITH HEATING ELEME FOR EVAPORATOR COIL, DRAIN PAN AND DRAIN PIPING WITHIN THE LOW TEMPERATURE ROOM. DEFROT CYCLE HALL BE AUTOMATICALLY CONTROLLED BY AN ELECTRIC CLOCK AND HALL INCLUDE A AFETY THERMOTAT IN THE CONTROL CIRCUIT TO PREVENT OVERHEATING THE EVAPORATOR COIL. B. THE AUTOMATIC TIMER FOR ELECTRIC DEFROT HALL ALO DE-ENERGIZE THE OLENOID VALVE IN THE LIQUID REFRIGERANT LINE ERVING THE UNIT COOLER AND HALL TOP THE UNIT COOLER FAN() DURING THE DEFROT CYCLE. 6. PROVIDE ADDITIONAL TEMPERATURE TRANMITTER THAT END HIGH TEMPERATURE ALARM INDICATION TO ECC. NOTE FOR AIR COOLED REFRIGERATION YTEM DATE IUED : CADD DETAIL NO. : D DWG

3 NOTE FOR WATER COOLED REFRIGERATION YTEM 1. UNIT COOLER FAN() HALL RUN CONTINUOULY, EXCEPT WHEN IT I TURNED "OFF" BY A WITCH MOUNTED ON THE UNIT COOLER. THI AME WITCH HALL ALO DE-ENERGIZE THE LIQUID-LINE OLENOID VALVE WHEN THE UNIT I IN THE "OFF" POITION. 2. ROOM THERMOTAT FOR WALK-IN REFRIGERATOR OR FREEZER HALL AUTOMATICALLY CONTROL THE LIQUID-LINE OLENOID VALVE. 3. COMPREOR OPERATION HALL BE CONTROLLED BY THE LOW PREURE WITCH: HIGH PREURE CUTOUT WITCH HALL PREVENT THE COMPREOR FROM OPERATING UNDER EXCEIVELY HIGH HEAD PREURE. 4. FLOW OF WATER THROUGH CONDENER HALL BE CONTROLLED BY WATER REGULATING VALVE INTALLED IN THE CONDENER DICHARGE LINE AND HALL MODULATE IN REPONE TO REFRIGERANT CONDENING PREURE. 5. WHEN EQUIPMENT CHEDULE INDICATE ELECTRIC DEFROT, THE FOLLOWING CONTROL HALL ALO BE PROVIDED: A. DEFROT TYPE UNIT COOLER WITH HEATING ELEME FOR EVAPORATOR COIL, DRAIN PAN AND DRAIN PIPING WITHIN THE LOW TEMPERATURE ROOM. DEFROT CYCLE HALL BE AUTOMATICALLY CONTROLLED BY AN ELECTRIC CLOCK AND HALL INCLUDE A AFETY THERMOTAT IN THE CONTROL CIRCUIT TO PREVENT OVERHEATING THE EVAPORATOR COIL. B. THE AUTOMATIC TIMER FOR ELECTRIC DEFROT HALL ALO DE-ENERGIZE THE OLENOID VALVE IN THE LIQUID REFRIGERANT LINE ERVING THE UNIT COOLER AND HALL TOP THE UNIT COOLER FAN() DURING THE DEFROT CYCLE. 6. PROVIDE ADDITIONAL TEMPERATURE TRANMITTER THAT END HIGH TEMPERATURE ALARM INDICATION TO ECC. NOTE FOR WATER COOLED REFRIGERATION YTEM DATE IUED : CADD DETAIL NO. : D DWG

4 NOZZLE TO ACCELERATE AIR VELOCITY TO 3,500 FPM PRAY HEAD HALL 10'-0" [3 M] ADEQUATELY WAH DOWN ALL FAN COMPONE LOCATED WITHIN EXHAUT DUCTWORK INTALL HEAT TRACE TAPE ON ALL WATER PIPING LOCATED ABOVE ROOF LEVEL IF DEIGN CONDITION FALL BELOW FREEZING. HB ACID REITANT/NON -PARKING UPBLAT FAN ROOF PLENUM DRAIN INULATE ALL WATER PIPING. PRAY HEAD-MAX PACING OF 8' BETWEEN HEAD. PLACE AFTER EVERY CHANGE IN DIRECTION GA. TAINLE TEEL DUCTWORK W/ WELDED JOI. DUCTWORK HALL TAKE THE HORTET AND TRAITET PATH TO THE OUTIDE OF THE BUILDING A POIBLE TO ACID WATE AND HALL NOT BE MANIFOLDED WITH OTHER EXHAUT YTEM. HORIZONTAL RUN HALL BE A HORT A POIBLE, WITH NO HARP TURN OR BEND. THE DUCTWORK HALL PROVIDE A DRAINAGE LOPE BACK INTO THE HOOD. NO FLEXIBLE DUCT HALL BE UTILIZED. FUME HOOD NO NOTE: 1. EPARATELY EXHAUT EACH NC PERCHLORIC HOOD. 2. PROVIDE AUTOMATIC AND MANUAL WAHDOWN CAPABILITY WITH A CONTROL PANEL ADJACENT TO EACH HOOD. REDUCED TO PREURE BACKFLOW PREVENTER DRAIN WATER UPPLY PERCHLORIC ACID HOOD EXHAUT YTEM PERCHLORIC ACID HOOD EXHAUT YTEM DATE IUED: D DWG

5 TO EXHAUT FAN HEPA FILTER FOR H3 HOOD ONLY AIR FLOW CONTROL VALVE (AFCV) TATIC TIP H3 HOOD * FILTER TATU G ALARM NORMAL LTCP dp * MOUNT GAGE IN COVER FOR H3 HOOD ONLY LEGEND MAGNEHELIC GAGE dp DIFFERENTIAL PREURE WITCH NOTE: 1.HOOD EQUIPPED WITH INTEGRAL BYPA, IE CONTANT VOLUME 2.EE TACK DETAIL H-3 AND H-7 HOOD EXHAUT YTEM DEIGNER NOTE: 1.EE HVAC DEIGN MANUAL FOR ADDITIONAL REQUIREME. 2.H-3 HOOD CAN BE GROUPED INTO A INGLE EXHAUT FAN 3.H-7 HOOD CAN BE GROUPED INTO A INGLE EXHAUT FAN R H3 & H7 HOOD EXHAUT YTEM VOLUME EXHAUT AIR CONTROL DATE IUED: FEBRUARY 2008 D DWG

6 TO GENERAL EXHAUT VD CEILING DUCT BELOW CEILING HALL BE TAINLE TEEL. 1" [25MM] (ALL IDE) THIMBLE CONNECTION FLOOR BIOLOGICAL AFETY CABINET (BC) A1 OR A2 BIOLOGICAL AFETY CABINET EXHAUT YTEM (CLA II TYPE A1 OR A2) DEIGNER' NOTE: 1. COORDINATE IZE AND TYPE OF BIOLOGICAL AFETY CABINET (BC) WITH THE ARCHITECTURAL EQUIPMENT DRAWING. 2. ETABLIH EXHAUT REQUIREME AND CHARACTERITIC OF THE BC BAED ON PROJECT PROGRAM AND VA HVAC DEIGN MANUAL. BIOLOGICAL AFETY CABINET EXHAUT YTEM DATE IUED: D DWG

7 TO DEDICATED EXHAUT FAN EE EXHAUT TACK DETAIL AIR FLOW CONTROL VALVE CEILING TRANITION CONNECT TAINLE TEEL DUCT TO HOOD HEPA FILTER FURNIH W/HOOD FLOOR BIOLOGICAL AFETY CABINET (BC) B1 OR B2 BIOLOGICAL AFETY CABINET EXHAUT YTEM (CLA II TYPE B1 OR B2) DEIGNER' NOTE: 1. COORDINATE IZE AND TYPE OF BIOLOGICAL AFETY CABINET (BC) WITH THE ARCHITECTURAL EQUIPMENT DRAWING. 2. ETABLIH EXHAUT REQUIREME AND CHARACTERITIC OF THE BC BAED ON PROJECT PROGRAM AND VA HVAC DEIGN MANUAL. BIOLOGICAL AFETY CABINET EXHAUT YTEM DATE IUED: D DWG

RTU 02 S x14. 16x16. 18x20 RTU x20. 10x14 S-1. MAU 01 12x12

RTU 02 S x14. 16x16. 18x20 RTU x20. 10x14 S-1. MAU 01 12x12 YMBOL & ABBREV. T D Ø DL UC M E ME A/UP RA/RET EA/EH CD/R RR/RG ER/EG FC MVD FD (L) FLE T-TAT T-TAT D DIA. DL UC UPPLY AIR (RIE/DROP) RETURN AIR DUCT (RIE/DROP) EHAUT AIR DUCT (RIE/DROP) CEILING DIFFUER/UPPLY