994 Wheel Loader Steering System Caterpillar


Steering Metering Pump

Usage:

994 9YF



Illustration 1g00286350

Front view




Illustration 2g00286801

Schematic view

Supply pressure for the steering metering pump. ... 2410 ± 105 kPa (350 ± 15 psi)




Illustration 3g00286345

View A-A




Illustration 4g00286351

View B-B

Bolt tightening sequence

(1) Tighten the seven bolts in the sequence that is shown in Illustration 4 .

Tighten the bolts to the following initial torque. ... 14 ± 3 N·m (125 ± 27 lb in)
Tighten the bolts to the following final torque. ... 28 ± 3 N·m (250 ± 27 lb in)

Note: The bolts should not be lubricated.




Illustration 5g00286352

View C-C

Steering check valve

(2) Tighten the plug to the following torque. ... 11 ± 1 N·m (100 ± 9 lb in)

Note: The plug must be flush with the mounting surface or below the mounting surface.




Illustration 6g00286353

View D-D

Align pin (4) in drive (5) with gerotor star (3) that is shown in illustration 6.

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