CARTRIDGE GP-TURBOCHARGER 4W1131 - Caterpillar

Note: Do not start welds or stop welds in the corners.
Finish weld equalizer bar saddle (1) to the case and frame assembly with weld (W13) from point "AEA" to point "AFA" at the bottom of the equalizer bar saddle.
Finish weld equalizer bar saddle (1) to the case and frame assembly with weld (W11) from point "AFA" to point "ADA" over the top of the equalizer bar saddle.
Repeat Step 12 thru Step 13 for the other side of the equalizer bar saddle and the case and frame assembly.
Remove pin (DD), bolt (EE), washer (FF) two bolts (GG), and two washers (HH). See Step 2 "Installation Procedure of the Equalizer Bar Saddle".
Finish weld equalizer bar saddle (1) to the case and frame assembly with weld (W12) from point "ADA" to point "AEA" at the bottom of the equalizer bar saddle.
Repeat Step 16 for the other side of the equalizer bar saddle and the case and frame assembly.
Illustration 18 g01428607
Remove the welds on the ends of Tooling (AA) on the side plates of the case and frame assembly by air arc gouging. Remove the welds on the ends of Tooling (CC) on the side plates of the case and frame assembly by air arc gouging.
Grind the side plates of the case and frame assembly smooth and flat.
Illustration 19 g01428614
(W14) 6 mm (0.24 inch) Fillet weld with 1.5 mm (0.06 inch) weld penetration, 2 places
Position the supports for the belly guard to the original locations for the supports as marked in Step 3 of the "Removal Procedure". Weld the supports for the belly guards with weld (W14).
Repeat step 20 for the other side of the case and frame assembly.
Grind all welds and blend all welds.
Paint all the areas where welding and grinding has occurred.Fabricated Tooling
Tooling "AA"
Note: Three Tools (AA) are required.
Illustration 20 g01428244
Tooling (AA)
( A) 50 mm (2 inch)
(B) 1050 mm (41.3 inch)
(C) 25 mm (1 inch)Tool Assembly "BB"
Note: One Tool (BB) is required.
Illustration 21 g01428118
Plate (1)
( A) 152.4 mm (6 inch)
(B) 920 mm (36 inch)
(C) 25 mm (1 inch)
Illustration 22 g01428119
Plate (2)
( A) 152.4 mm (6 inch)
(B) 240 mm (9.5 inch)
(C) 50 mm (2 inch) Cold Finished Steel
Illustration 23 g01428121
Tooling (BB)
( A) 70.50 .25 mm (2.776 0.010 inch) Diameter
(B) 26.00 .25 mm (1.024 0.010 inch) diameter
(C) 54.42 mm (2.142 inch)
(D) 11.0 +.3 / −.1 mm (0.433 + 0.012 / −0.040 inch) diameter, 2 holes
(E) 95.25 mm (3.750 inch)
(F) 120 mm (4.7 inch)
(G) 460 mm (18.1 inch)
(H) 95.25 mm (3.750 inch)
(W1) 6 mm (0.24 inch) Fillet weldTool Assembly "CC"
Note: Two Tool Assemblies (CC) are required.
Illustration 24 g01428123
Plate (3)
( A) 130 mm (5 inch)
(B) 235 mm (9.3 inch)
(C) 25 mm (1 inch)
Illustration 25 g01428125
Plate (4)
( A) 130 mm (5 inch)
(B) 50 mm (2 inch)
(C) 25 mm (1 inch)
Illustration 26 g01428126
Tool (CC)
( A) 10 mm (0.3 inch)
(W1) 10 mm (0.3 inch) Fillet weld