PLATE & FILM GP 1770559 - Caterpillar

Procedure to Assemble Fire Extinguisher Mounting Brackets
1. Use the bracket (2) as a weld fixture.2. Bolt the bracket (2) to the blocks (1).3. Position the bracket and blocks on the tractor to the dimensions as shown in the drawing.
Illustration 1. (1) 8R-1386 Block. The weld location for the blocks should be referenced from front mounting hole for radiator. Dimension (A) is 130.0 3.0 mm (5.12 .12 in). Dimension (B) is 200.0 3.0 mm (7.87 .12 in).4. Tack weld the blocks (1) in place, two per side.5. Remove the bracket (2) from the two blocks (1) and finish welding the blocks to the frame assembly.6. Secure the bracket (2) to blocks (1) with bolt (3) and washer (4).
Illustration 2. Right Front Side of Tractor Shown. Follow same procedure for the Left Hand side of tractor.Block 8R-1386 can be fabricated for installation on the machine. When fabricating the block use available standard grades of carbon steel, (e.g. mild steel, manufacturer's standard steel). See the following illustration for the fabrication dimensions and instructions.
Illustration 3. Fabrications Dimensions. Dimension (A) is 15.0 mm (.59 in). Dimension (B) is 28.5 mm (1.12 in). Dimension (C) is 30.0 mm (1.18 in). Dimension (D) is 20.0 mm (.79 in). Dimension (E) is 58.5 mm (2.30 in). Drill and tap two holes for 3/8 - 16 - 2B thread.