KIT-SEAL 2250379 - Caterpillar

1. Using a pry bar, move front idler and recoil spring assembly (1) partially out of the track roller frame as shown.2. Fasten a hoist to front idler and recoil spring assembly (1) as shown. Slide the front idler and recoil spring assembly out of the track roller frame as a unit. The weight of the unit is 352 kg (775 lb). 3. Put the front idler and recoil spring on its side on wood blocks as shown. Support the recoil spring with a hoist as shown. Remove four bolts (3) that hold the front idler to the recoil spring. Separate front idler (2) from recoil spring (4). The weight of the front idler is 181 kg (400 lb). The weight of the recoil spring is 170 kg (375 lb). The following steps are for the installation of the front idler and recoil spring.4. Be sure the mating surface on the yoke for the front idler and the support for the recoil spring are clean and free of dirt and debris prior to reassembly. 5. Be sure the welds on the sleeve of the spring support are positioned in a horizontal line through the center of the sleeve as shown. Fasten a hoist to the recoil spring. Put the recoil spring in position against the yoke. Temporarily install four bolts (3) that hold the unit together.6. Fasten a hoist to the front idler and recoil spring, and put the unit partially into the track roller frame leaving bolts (3) exposed. Remove the hoist from the unit. Tighten bolts (3) to a torque of 305 30 N m (220 22 lb ft).7. Using a pry bar, slide the front idler and recoil spring the remainder of the way into the track roller frame.End By:a. connect track assemblies