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MECHANICAL SYMBOL LEGEND <br />SYMBOL <br />DESCRIPTION <br />S/S <br />STAINLESS STEEL <br />DWG <br />DRAWING <br />AFF <br />ABOVE FINISHED FLOOR <br />AFG <br />ABOVE FINISHED GRADE <br />W/ <br />WITH <br />W/o <br />WITHOUT <br />AUTO <br />AUTOMATIC <br />-APPROX. <br />APPROXIMATE <br />N.O. <br />NORMALLY OPEN <br />N.C. <br />NORMALLY CLOSED <br />C. <br />COMMON (ALWAYS OPEN) <br />F.O. <br />FAIL OPEN <br />F.C. <br />FAIL CLOSED <br />N.T.S. <br />NOT TO SCALE <br />_ SIGNAL TYPE (AI,AO,DI,DO) <br />— FUNCTIONAL DESCRIPTION <br />CONTROLS SYMBOL LEGEND <br />SYMBOL <br />DESCRIPTION <br />(E) <br />EXISTING <br />Al <br />ANALOG INPUT <br />AO <br />ANALOG OUTPUT <br />DI <br />DIGITAL INPUT <br />DO <br />DIGITAL OUTPUT <br />ss <br />START/STOP SIGNAL <br />IFF <br />FLOW FEEDBACK/STATUS SIGNAL <br />WR <br />CHILLED WATER RESET 4-20 mA SIGNAL <br />VM <br />PID VALVE MODULATION <br />T <br />TEMPERATURE SENSOR/TRANSMTTTER <br />p <br />PRESSURE SENSOR/TRANSMITTER <br />DP <br />PRESSURE DIFFERENTIAL SWITCH <br />SID <br />SETPOINT <br />M <br />MOTORIZED DAMPER ACTUATOR <br />H <br />HUMIDITY SENSOR/TRANSMITTER <br />CO2 <br />CARBON DIOXIDE SENSOR/TRANSMITTER <br />TS <br />THERMOSTAT <br />HS <br />HUMIDISTAT <br />PF <br />PROPORTIONAL, UNEARIZED FEEDBACK 4-20MA SIGNAL <br />TID <br />TIME DELAY (RELAY OR SOFTWARE LATCH) <br />CT <br />CURRENT TRANSDUCER WITH GO/NO GO MONITOR CAPABILITY <br />O.A. <br />OUTSIDE AIR <br />Ls <br />LIMIT SWITCH <br />"AND " LOGIC GATE <br />THREE INPUT "AND " LOGIC GATE <br />"OR w LOGIC GATE <br />TWO INPUT mOR m LOGIC GATE <br />DO <br />SIGNAL OUT OF DIGITAL (EMCS) SOFTWARE INTO HARDWARE <br />DI <br />SIGNAL OUT OF HARDWARE INTO DIGITAL (EMCS) SOFTWARE <br />X <br />CONTROL RELAY HOLDING COIL <br />NORMALLY OPEN CONTROL RELAY CONTACT <br />NORMALLY CLOSED CONTROL RELAY CONTACT <br />THERMOSTAT - CLOSE ON TEMPERATURE RISE <br />SINGLE POLE SWITCH <br />'NOT"INPUT LOGIC <br />MECHANICAL SYMBOL LEGEND <br />SYMBOL <br />DESCRIPTION <br />9 9 <br />45 DEGREE OFFSET <br />SUCTION DIFFUSER <br />PIPE ANCHOR <br />PIPE EXPANSION GUIDES <br />MANUAL AIR VENT <br />AUTOMATIC AIR VENT <br />VIBRATION ISOLATOR <br />THERMOMETER WITH NEEDLE VALVE <br />PRESSURE OR VACUUM GAGE WITH NEEDLE VALVE <br />c <br />COMPOUND PRESSURE OR VACUUM GAGE WITH NEEDLE VALVE <br />0 <br />T - THERMOSTAT H HUMIDISTAT <br />LUGGED BUTTERFLY VALVE <br />ANGLE GATE VALVE W/ HOSE BIB <br />PRESSURE REDUCING VALVE <br />3-WAY CONTROL VALVE <br />FLOW MONITOR <br />>G<1 <br />2-WAY CONTROL VALVE <br />GATE VALVE IN RISE <br />FLANGED CONNECTION <br />LUGGED BUTTERFLY VALVE IN RISE <br />NEEDLE VALVE <br />SHUT-OFF VALVE <br />--CA*- <br />GLOBE VALVE <br />PIPE UNION <br />COMBINATION CALIBRATED BALANCING VALVE WITH MEMORY <br />STOP AND SHUT-OFF VALVE <br />P/T <br />PRESSURE /TEMPERATURE PWG <br />SWING CHECK VALVE <br />GAS PLUG VALVE <br />_lsctk <br />Y-TYPE STRAINER WITH BLOW DOWN AND VALVE <br />--&- <br />SHUT-OFF VALVE IN VALVE BOX <br />AA <br />ASME TEMPERATURE AND PRESSURE RELIEF VALVE <br />SPRING CHECK VALVE <br />COMBINATION MAGNETIC MOTOR STARTER <br />FUSIBLE DISCONNECT SWITCH <br />VFD <br />VARIABLE FREQUENCY DRIVE <br />MECHANICAL SYMBOL LEGEND <br />SYMBOL <br />DESCRIPTION <br />TRIPLE DUTY VALVE (CALIBRATED BALANCING, <br />SHUT-OFF AND CHECK) <br />EXISTING TO REMAIN <br />EXISTING TO BE REMOVED <br />NEW <br />DU HEATER <br />FLOW SWITCH <br />SPLIT SYSTEM AIR HANDLER <br />CONDENSING UNIT <br />GRAVITY VENT <br />EXHAUST FAN <br />CONNECTION POINT OF NEW TO EXISTING <br />KEYED NOTE <br />DIAMETER <br />—CHWS— <br />CHILLED WATER SUPPLY <br />—CHWR— <br />CHILLED WATER RETURN <br />_CD— <br />CONDENSATE DRAIN <br />PIPE DOWN <br />PIPE UP <br />BRANCH CONNECTION OFF TOP <br />e <br />BRANCH CONNECTION OFF BOTTOM <br />I <br />BRANCH CONNEC11ON OFF SIDE <br />- 3 <br />CAP ON END OF PIPE <br />MECHANICAL SYMBOL LEGEND <br />SYMBOL <br />DESCRIPTION <br />NESTED RADIUS BRANCH TAKE -OFF <br />NESTED RADIUS TEE <br />NESTED SQUARE/RECTANGULAR BRANCH TAKE -OFF <br />SUPPLY DUCT (SECTION) <br />SUPPLY AIR DEVICE W/ 9(Y SECTORIZED BAFFLES PROVIDED IN SHADED QUADRANTS <br />z <br />RETURN/EXHAUST DUCT (SECTION) <br />------ <br />SUPPLY AIR <br />RETURN/EXHAUST AIR <br />LOUVERED DOOR, DOOR LOUVERS SHALL BE MINIMUM 12" X 12". <br />UNLESS OTHERMSE NOTED ON THE DRAWNGS. THIS CONTRACTOR <br />SHALL COORDINATE ALL DOOR LOUVERS MTH DOOR INSTALLAT10N <br />CONTRACTOR PRIOR TO BID. <br />UNDERCUT DOOR, DOORS SHALL HAVE A 3/4 INCH UNDERCUT. THIS <br />CONTRACTOR SHALL COORDINATE ALL DOOR UNDERCUTS WITH DOOR <br />INSTALLATION CONTRACTOR PRIOR TO BID. <br />R <br />RISE IN DUCT ELEVATION <br />D <br />DROP IN DUCT ELEVATION <br />90 DEGREE SQUARE ELBOW WITH TURNING VANES <br />DUCT TEE WITH TURNING VANES AND SPUTTER <br />RADIUSED ELBOW WITH TURNING VANES <br />VD <br />VOWME DAMPER <br />ACCESS DOOR IN BOTTOM OF DUCT <br />ACCESS DOOR IN SIDE OF DUCT <br />FLEXIBLE CONNECTION IN DUCT <br />BRANCH TAKE OFF WITH SHOE FITTING <br />SPIN -IN FITTING WITH VOWME DAMPER <br />DUCT TRANSITION OR PIPE TRANSITION <br />DIRECTION OF FLOW <br />RECTANGULAR TO ROUND TRANSITION (SINGLE LINE) <br />MOTORIZED DAMPER <br />SMOKE DETECTORS, WITH 6X6 ACCESS DOOR <br />RIGID TO FLEXIBLE DUCT TRANSITION <br />41 <br />4\ <br />FD/AD <br />FIRE DAMPER WITH ACCESS DOOR <br />41 <br />SD/A+D <br />SMOKE DAMPER WITH ACCESS DOOR <br />RECTANGULAR TO ROUND TRANSITION (DOUBLE LINE) <br />TV <br />DUCT TEE WITH TURNING VANES AND SPUTTER DAMPER <br />[TV <br />90 DEGREE SQUARE ELBOW WITH TURNING VANES <br />L%l <br />vD <br />VOLUME DAMPER <br />—AD <br />ACCESS DOOR IN DUCT <br />BRANCH TAKE OFF WITH SHOE FITTING <br />PIPE DOWN <br />0 <br />PIPE UP <br />_6— <br />BRANCH CONNEC11ON OFF TOP <br />(D <br />BRANCH CONNECTION OFF BOTTOM <br />I <br />BRANCH CONNECTION OFF SIDE <br />---3 <br />1 CAP ON END OF PIPE <br />z <br />04 Lu <br />cm <br />rm- <br />0 <br />co E;' <br />z u <br />US Z <br />0 X <br />cli <br />LU <br />04 <br />E6, � <br />C <br />04 <br />LEANDRO A. ARROYO <br />FL. REG. NO. 12326 <br />CITY OF ZEPHYRHILLS <br />RENOVATION <br />OF <br />FIRE RESCUE <br />STATION NO. 2 <br />CONSTRUCTION <br />DOCUMENTS <br />12-07-2012 <br />CB+A #1202 <br />CANERDAY <br />BELFSKY <br />NOTE: ARROYO <br />NOT ALL SYMBOLS SHOWN IN THIS LEGEND MAY NECESSARILY APPEAR IN ARCHITECTS <br />THESE DOCUMENTS. ADDITIONAL SYMBOLS MAY BE DERNED ELSEWHERE IN 800 SECOND AVENUE SOUTH <br />SPECIFIC DRAWINGS. ST. PETERSBURG, FL 33701 <br />(727) 823-0675 <br />Xlk26000587 <br />MECHANICAL. S*TOM50L. L-EISEN=� M0.0 <br />1/81, - I,-oll N 0 <br />