BASE GP-FUEL TANK 2647125 - Caterpillar

Machine the corners of the lower jaw. Refer to Table 2 and Illustration 5.
Table 2
Model     H (°)     K (mm)     L(mm)     M(°)     P(mm)     S(°)    
MP15/VT-30     40    
25 1 mm (1.0 0.04inch)    
18 1 mm (1.0 0.04inch)     60    
25 1 mm (1.0 0.04inch)     50    
MP20/VT-40     40    
25 1 mm (1.0 0.04 inch)    
30 1 mm (1.0 0.04 inch)     60    
30 1 mm (1.0 0.04 inch)     50    
MP30/VT-50     40    
30 1 mm (1.0 0.04 inch)    
18 1 mm (1.0 0.04inch)     60    
25 1 mm (1.0 0.04inch)     50    
MP40/VT-60     40    
30 1 mm (1.0 0.04 inch)    
18 1 mm (1.0 0.04inch)     60    
38 1 mm (1.0 0.04 inch)     50    
Grind surfaces. The surface should be clean and free of rust.Installation of Plate Lower Jaw (S/VTS)
Remove the paint from the new plate.
Use a suitable lifting device in order to position the new plate. Center the new plate on the lower jaw. Refer to Table 3 for the weight of the service repair parts.
Table 3
Service Repair Parts    
Model     Pt. No.     Weight    
MP15/VT-30     347-2501    
19.5 kg (43 lb)    
MP20/VT-40     347-2493    
24.9 kg (55 lb)    
MP30/VT-50     347-2509    
44.6 kg (98 lb)    
MP40/VT-60     347-2514    
65.2 kg (144lb)    
Before and during the welding the plate into position, preheat the welding surfaces to 150° C (302° F) to 200° C (392° F).
Illustration 6 g02188974
Lower Jaw (typical example)
Position the plate in line with the lower jaw. Refer to Illustration 6 for dimensions.Note: The holes (ZZ) must be in line. These holes will be used to lock the cutter when installed into the lower jaw.
Tack weld the plate onto the lower jaw.Note: Use the following welding materials in order to weld the plate onto the lower jaw AWS A5.28 ER100S-I.
Illustration 7 g02189033
Lower jaw detail (typical example)
Weld the plate onto the lower jaw. Refer to Illustration 7 and Table 4 for welding dimensions.Note: Weld in a pass sequence that builds up the deposit equally on each side of the joint. This process will keep the original shape of the lower jaw.
Table 4
Welding Dimensions    
Model     T (mm).     X (mm)     Z (mm)    
MP15/VT-30    
20 mm (0.78 inch)    
20 mm (0.78 inch)    
25 mm (1.0inch)    
MP20/VT-40    
20 mm (0.78 inch)    
20 mm (0.78 inch)    
25 mm (1.0inch)    
MP30/VT-50    
25 mm (1.0inch)    
30 mm (1.2 inch)    
30 mm (1.2 inch)    
MP40/VT-60    
25 mm (1.0inch)    
25 mm (1.0inch)    
35 mm (1.4inch)    
Apply hard surfacing to the lower jaw. Refer to Operation and