ENGINE AR 2829669 - Caterpillar

Illustration 19 g03853097
Eliminate the crack by gouging completely.
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Fabricate the appropriate backing plate for the gouging line. Add the backing plate along with gouging line on the back side of the plate.
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Weld the gouged groove with enough penetration to each plate. Grind the weld toe to a 5 mm (0.20 inch) radius.
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TRF crack from weld root between the TRF body plate and set plate
Illustration 23 g03853350
Eliminate the crack by gouging completely.
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Weld the gouged groove with enough penetration to each plate. Grind the weld toe to a 5 mm (0.20 inch) radius.
Illustration 25 g03853405
TRF crack on the weld toe between the TRF body plate and set plate
Illustration 26 g03853427
Eliminate the crack by gouging completely.
Illustration 27 g03853430
Fabricate an appropriate backing plate for the gouging line. Add the backing plate along with the gouging line on the back side of the plate.
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weld the gouged groove with enough penetration to each plate. Grind the weld toe to a 5 mm (0.20 inch) radius.Reinforcement Procedure
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Remove the rib plates by gouging and make the TRF surface flat by grinding.
Clean the surfaces before welding the reinforcement plates by removing all contaminations such as grease, water, paint
Cover all the finished bores and threads before welding and painting
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Weld the reinforcement plates (Plate A/B or C/D) onto the TRF in accordance with the images below. The clearance should be less than 1 mm (0.04 inch) between the TRF and the reinforcement plates.
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After welding, grind the ends of the welds to make them smooth.
Do the same on the other side from Step 1 to Step 5.
After primer painting, paint the TRF with the approved Caterpillar paint.
Uncover all the bores and threads after the paint is dry.