VALVE GP-CONTROL 1528183 - Caterpillar

Image1.1.1
2) If the weld seam of the rear sweeps tube is located in ?Area A? (See Image 1.2.1), grind the weld seam flush with the inside face of the tube. This will help provide a proper bolted joint between the 259-1284 Block Assembly and 278-4182 Sweeps Assembly. (See Image 1.1.1)
Image1.2.1
3) Remove and replace 6T-1698 Mounts, 7X-2565 Bolt, 8T-4123 Washer, 235-0544 Plate. (See Image 1.3.1)
Image1.3.1
4) Install new 7X-2563 Bolts and existing 8T-5439 Washers to a Finger Tight Condition. Tighten the 7X-2565 Bolt to a torque of 530 +/- 70 N-m (290 +/- 50 ft-lbs) (See Image 1.4.1)
Image1.4.1
5) Repeat Steps 1, 2 and 3 on Left Rear Sweeps Joint
6) On left side, install new 7X-2563 Bolts and existing 8T-5439 Washers. Tighten to a torque of 460 +/- 60 N-m (340 +/- 45 ft-lbs). Tighten the 7X-2565 Bolt to a torque of 530 +/- 70 N-m (290 +/- 50 ft-lbs) (See Image 1.5.1)
Image1.5.1
7) Loosen 7X-2563 Bolts on right side and measure Gap "A" between 258-1284 Block Assembly and inside edge of tube on 278-4182 Sweeps Assembly. (See Image 1.6.1)
Image1.6.1
8) Insert 319-6669 Shims to eliminate Gap ?A?.
9) Tighten the 7X-2563 Bolts to a torque of 460 +/- 60 N-m (340 +/- 45 ft-lbs).
Image1.7.1
10) On right vertical support, replace existing 8T-4122 Washers with 7X-0515 Washers. (See Image 1.8.1) Repeat on left vertical support.
Image1.8.1
11) On right vertical support, check the nut at Location A. (See Image 1.9.1). It should be 6V-7676 Locknut, if it is not a locknut, install a 6V-7676 Locknut. Repeat on left vertical support.
Image1.9.1
REWORK PROCEDURE 2 (AFTER FAILURE ? MACHINES WITH BROKEN REAR SWEEPS BOLT AND/OR BROKEN REAR SWEEPS TUBE.)
1) Install reinforcement Plate 1 at Location A. (See Image 1.10.1 for location. See Image 1.10.2 for Plate 1 Geometry.)
Image1.10.1
Image1.10.2
2) Install reinforcement Plate 2 at Location B. (See Image 1.11.1. See Image 1.11.2 for Plate 2 Geometry.)
3) Repeat Steps 1 and 2 for opposite side.
Image1.11.1
Image1.11.2
4) Perform Rework Procedure 1 from Group 1.