TRACK AS-LINK 7T4637 - Caterpillar

Illustration 1. Location of serviceable parts in 111-1531 Pilot Valve Group (lift section). (B) Tighten to 100 N m (73.5 lb ft). (C) Tighten to 15 N m (11 lb ft).
Illustration 2. Location of serviceable parts in 111-1532 Pilot Valve Group (tilt section). (B) Tighten to 100 N m (73.5 lb ft). (C) Tighten to 15 N m (11 lb ft). In the 988F Wheel Loader pilot valve groups, four 113-4232 Orifice Plates are used to restrict fluid flow.The pilot system for the lift and tilt for the 990 Wheel Loader (6E-3796 Pilot Valve Group) is comprised of the 108-0222 Pilot Valve Group (lift section) and 108-0221 Pilot Valve Group (tilt section).
Refer to Chart C and Illustration 3 for information on the serviceable parts in the 108-0221 Pilot Valve Group (tilt section) and their locations.
Refer to Chart D and Illustration 4 for information on the serviceable parts in the 108-0222 Pilot Valve Group (lift section) and their locations.
Illustration 3. Location of serviceable parts in 108-0221 Pilot Valve Group (tilt section). (B) Tighten to 100 N m (73.5 lb ft). (C) Tighten to 15 N m (11 lb ft).
Illustration 4. Location of serviceable parts in 108-0222 Pilot Valve Group (lift section). (B) Tighten to 100 N m (73.5 lb ft). (C) Tighten to 15 N m (11 lb ft).The 6E-3182 Pilot Valve Group (steering) is used in the 988F, 990 and 992D Wheel Loaders.
Refer to Chart E and Illustration 5 for information on the serviceable parts in this steering valve group and their locations.
Illustration 5. Location of serviceable parts in 6E-3182 Pilot Valve Group (steering). (D) Tighten to 34 N m (25 lb ft).