PROCEDURE
1 Remove all of the protection from the sealing faces (007, 013 and 018, Figure 13-3) of
the servo oil pipes and the servo oil pump.
2 Apply oil to the threads of all the Allen screws (005, 008, 010, 015) and the bolts (009).
3 Carefully put the servo oil pipe (011) in position in the valve housing (017) and the
intermediate piece (013).
4 Torque symmetrically the four Allen screws (015) to the correct value, refer to section
16.1 Tightening instructions.
5 Torque symmetrically the four Allen screws (010) to the correct value, refer to section
16.1 Tightening instructions.
6 Attach the intermediate piece (013) to the plate with the two bolts (009) and nuts. Do not
tighten the bolts and nuts during this step.
7 Carefully put the servo oil pipe (006) in position in the intermediate piece (013) and the
valve housing (004).
8 Torque symmetrically the four Allen screws (008) to the correct value, refer to section
16.1 Tightening instructions.
9 Torque symmetrically the four Allen screws (005) to the correct value, refer to section
16.1 Tightening instructions.
10 Tighten the bolts (009) on the intermediate piece (013).
11 Tighten the screw plug (016).
12 Attach the applicable servo oil pipes to the platform with the stirrup bolts (001, 003).
X72DF
AA00-8447-00AAA-720A-A
Maintenance Manual HP servo oil pipe - install
Winterthur Gas & Diesel Ltd.
- 729 - Issue 002 2020-10
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