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k, OPW Installation , Operation , and Maintenance Manual , Page 73 Executive Order VR- 1 02-Q signal that the tank is full . Close transport delivery valve HOW TO LOCATE THE POSITION OF THE 61 SO AT and drain hose into tank before disconnecting any hose 95% TANK CAPACITY fitting . ( Shut- off points can be adjusted to any capacity to comply with AHJ Requirements ) Overfilled Tank : Failure of the hose to drain after clos- ) ing the delivery valve signals an overfilled tank . Do Not The length of the upper tube and the placement of the " disconnect any delivery hose fitting until the liquid level 61 SO valve body determine the shut-off point . Follow- ' in the tank has been lowered to allow the hose to drain into the tank . ing the standard instructions for the OPW 61 SO will pro- vide for initial shutoff at 95 % . In all cases , the upper WARNING tube length must be a minimum of 6 - 1 /2" plus the In the event you are splashed with fuel remove wet length of the riser pipe , All length measurements are in clothing immediately . Skin contact with gasoline inches . can cause chemical burns and may result in inhalation of vapors that maybe fatal . Nevergo INSTRUCTIONS inside confined areas after being splashed and 1 ) Find tank capacity (in gallons ) from tank calibration never go near ignition sources . chart provided by tank manufacturer . IMPORTANT 2 ) Calculate 95 % of capacity Determine if the underground storage tank is equipped with a ball float vent valve , as illustrated in Figure 16 , In 3 ) Locate the 95 % volume number on the tank calibra- z all systems , the shut-off pointofthe6lSOmustbe tion chart , reached before the ball float reduces flow to ensure 4 ) Find the dipstick number ( X ) which corresponds to proper overfill valve operation . the 95 % tank volume , And , find the dipstick num - TOOLS NEEDED FOR INSTALLATION AND ASSEM- I ber ( Y ) which corresponds to the 100 % volume . BLY : 5 ) Subtract the dipstick number ( X ) from the tank di- [ 1 . Drill ameter (Y) to find the upper tube reference number %1 2 . A sharp 1 /8" pilot drill bit (Z ) . i' 3 . A sharp 5/ 16 " drill bit (Y) - ( X ) _ (Z) r kI 4 . Tape measure 6 ) Subtract 2 " from (Z) to find the upper tube depth i 5 . Hacksaw orcut-off saw , finetooth ; 24teeth /inch ( C ) . i 6 . Fine half round file (Z) 2 " = C r; 7 . Screwdriver - Phillips blade7 ) Is C less than 6 112"? j 8 . 1 /2 " Wrench or socket ` k? 9 . Two- part sealant ( Supplied ) NO Upper tube length is C plus the distance from 10 . Torque Wrench the top of the Face Seal Adaptor installed on the WARNING riser pipe to the inside , top lip of the storage tank ( A) . Using electrically operated equipment near gasoline or gasoline vapors may result in fire or explosion , Upper Tube Length = C + (A) Y causing personal injury and property damage . j Check to assure the working area is free from such YES Upper tube length is 6- 1 /2 " p lus the riser pipe er recautions .hazards and always use prop measurement (A ) . IMPORTANT : The figures in this installation and maintenance instruction may contain vapor recovery Upper Tube Length = 6 - 112 " + (A) equipment ( including model numbers ) that is not certk fied bythe CaliforniaAir Resources Board ( CARB ) fora NOTE : You must find the actual tank capacity num - ' specific Phase I Vapor Recovery System , Pleasereferto ber that correlates to the 6- 112 " + (A) depth for the i Exhibit 1 of the appropriate CARB Phase I Executive Or- station records . This number may also be used for E derfora list of certified Phase I Vapor Recovery System the purposes of calibrating an electronic tank level s Equipment . system . I E ' I f i k i