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5 Field cutting and Observe the following procedures when operating the Taper Maker.Refer to Fig <br /> 1 tapering primary pipe . Check blade angle by using a factory taper as a guide.When properly adju <br /> 1 (cont. the blade should be in contact with the taper over the entire taper length. 11 <br /> adjustment is required,loosen the blade retaining screws and adjust the bl <br /> angle with the set screw. <br /> r • Note that the cutting blade has four cutting edges. <br /> IMark the required taper length on the pipe.Refer to the taper length table I_ <br /> • Insert the threaded collet shaft through the base casting and the mandrel. <br /> ' • Select the appropriate size collet and slide it onto the mandrel,making sure <br /> ' key inside the collet engages the slot of the mandrel. <br /> • Hold the collet and tum the collet control knob clockwise until the collet be. <br /> I expand.Note that it may be necessary to adjust the cutting head to <br /> accommodate different size collets. <br /> ' Insert the collet into the pipe until the back end is flush with the end of the p <br /> • Expand the collet to grip the inside of the pipe by turning the collet control F <br /> ' clockwise. <br /> ' • Lower the cutting blade until it contacts the pipe by turning the cutting hea( <br /> adjustment handle clockwise. <br /> ' • Using the ratchet handle,turn the tool clockwise,gradually lowering the cu <br /> I blade by turning the cutting I <br /> adjustment handle clockwis <br /> Continue until a smooth tap( <br /> L <br /> Fig.5-3.Dualoy 30001L can be tapered in the proper length isobtainec <br /> all sizes using the Ameron Taper Maker. thin edge of the completed t: <br /> The ratchet handle makes Taper Maker <br /> convenient to use in continedspaces should be no less than 152 int <br /> when npainng existing lines. (0.75 mm)thick. <br /> �l For complete operating <br /> information,refer to the <br /> appropriate Taper Maker Pr( <br /> Data/Operating Instructions. <br /> Tapering with'Pencil Sharpeners' <br /> Pipe in 2,3 and 4-inch sizes is most often tapered using one of several'pencil <br /> sharpener'tapering tools.Manufacturers'names and addresses may be obtainer <br /> Ameron distributors.Pipe tapered with these tools should be periodically checks( <br /> against a factory taper for taper length and taper angle. <br /> Taper lengths _. <br /> Nominal Taper r " <br /> Pipe Size Length t ` <br /> (in) (mm) (in) (mm) <br /> 2 50 1 tk 38 <br /> 3 80 13/4 44 <br /> 4 100 1 E/e 48 aC= <br /> 8 150 23/4 70r� ' <br /> Fig.5-4.Pipe in 2 and 3-inch sizes is <br /> typically tapered using one of several _ <br /> pencil sharpener'tapering tools <br /> available from outside sources. <br /> 6 <br />