SHIELD AS-HEAT 2668173 - Caterpillar

Installation Procedure
Be sure that the mating surfaces on the front support for the recoil spring are clean and free of dirt and debris prior to assembly. Be sure that the mating surfaces on the two bearings for the front idler are clean and free of dirt and debris prior to assembly.
Illustration 1 g00708896
Attach a suitable lifting device to front idler (1). The weight of front idler (1) is approximately 109 kg (240 lb). Install front idler (1) in the track roller frame.
Illustration 2 g01206689
Attach a suitable lifting device to recoil spring (2). The weight of recoil spring (2) is approximately 100 kg (220 lb). Position recoil spring (2) and install bolts (3).
Illustration 3 g00708894
Fasten a suitable lifting device to front idler (1) and recoil spring (2). The combined weight of front idler (1) and recoil spring (2) is approximately 213 kg (470 lb).
Turn the front idler and the recoil spring around 180 degrees.
Slide front idler (1) and recoil spring (2) partially into the track roller frame.
Illustration 4 g00708958
Remove the suitable lifting device from the recoil spring. Keep the suitable lifting device around front idler (1).
Use a pry bar in order to slide front idler (1) into the final position inside the track roller frame. End By:
Connect the track assemblies.