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STEL 8 0 INSTALL LOUlER T»SE <br />Install the pre- <br />drilled and dimpled <br />end of the lower <br />tube onto the <br />bottom of the valve <br />body aligning the <br />three (3) dimpled <br />Wes with the <br />tapped holes in the <br />body. I Install the <br />three (3) flathead <br />screws into the <br />dimpled holes and <br />tighten securely. <br />Use only the <br />stainless steel <br />locking screws <br />supplied. The Figure 8 <br />screw heads must <br />be flush with or below the outside surface of the <br />lower drop tube, <br />Note: 61 SOM Methanol Models are supplied with <br />a Drop Tube Connector Kit which !s used to <br />attach a fiberglass (FRP) drop tube (supplied by <br />)thers). <br />STEP 9 O CUT LOWER TUBE AT 450 <br />ANGLE <br />Measuring from the underside of the inlet lube <br />flange, mark the overall length of the drop tube a <br />distance of (B) minus 6" or as per local codes or <br />requirements. Determine dimension (B) from the <br />measurements taken in Step 1, Figure 1 (Tip of <br />the riser pipe to the bottom of the tank). Saw off <br />the excess tube at a 45 degree angle and file off <br />any sharp burrs. (Refer to Figure 1 &14) <br />STEP 10 ❑PREPARE FILL RISER FOR VALVE <br />INSERTION <br />Remove the fight fill adaptor and existing drop <br />tube from the tank riser pipe. <br />IMPORTANT: Inspect the riser pipe for any <br />foreign material. Over. spray from tank relining or <br />any internal burrs inside of pipe must be <br />removed prior to installation. Failure to have an <br />unobstructed riser pipe may prevent proper <br />installation or operation of the valve. <br />STEP 110 <br />REMOVE ELASTIC BAND <br />Remove the elastic band securing the float to the <br />valve body. The float will move into an outward <br />position. <br />C <br />STEP 72 O 9NSERT <br />DROP TUBE <br />Make sure the gasket is <br />under the flange of the <br />inlet tube. Hold the float <br />down against the valve <br />body and slowly insert <br />the drop tube overfill <br />valve into the riser pipe. <br />Do not force valve into <br />the riser pipe. If any <br />obstruction or foreign <br />matter interferes with <br />smooth insertion of the <br />valve, the riser pipe <br />must be cleared. <br />WARNING <br />Failure to follow the <br />assembly and <br />installation <br />instructions or use of <br />excessive force to <br />insert the OPW 61 -SO <br />will VOID THE <br />WARRANTYI <br />Figure 12 <br />Difficulty in removing the existing fill tube. (if there <br />is one) means there may be an obstruction in the <br />riser pipe. Look for burrs, deformations, excess <br />tank lining material or other projections that may <br />interfere with easy insertion of the OPW 61 -SO. <br />The 61 SO is designed for insertion into schedule <br />40 pipe. If schedule 80 pipe has been used for <br />the riser, the 61 SO can not be installed. if <br />seamed pipe has been used, the internal weld <br />bead may interfere with the OPW 61 -SO and <br />prevent installation. If the OPW 61-S0 won't slip <br />in easily DON'T FORCE IT! Damage to the valve <br />may result if excess force is used. Examine the <br />riser pipe carefully; determine the nature of the <br />obstruction; take appropriate steps to remove it. <br />STEP 13 O CHECK INSTALLATION <br />Insert the drop tube all the way into the tank until <br />the flange and gasket seat onto the riser pipe. <br />The float will swing out into the operating position <br />as it passes into the tank. <br />Make sure that the float is aligned along the <br />length of the lank. The length of the tank can <br />easily be determined by locating other manholes <br />or pump boxes that are installed around other <br />tank fittings. Look into the drop tube and align <br />the deflector with the length of the tank. <br />