PROCEDURE
1 Put an oil tray under the applicable servo oil pump (002, Figure 13-1).
2 Remove the stirrup bolts (001, 003) from the applicable HP servo oil pipe.
3 Loosen the screw plug (022) to drain the applicable HP servo oil pipes (007, 018, 019).
4 On the flange (004), loosen the four screws (006).
5 Push down the flange (005) to get air into the HP servo oil pipe (007).
NOTE: After approximately one minute, the oil will drain from the servo oil pipes.
CAUTION
Damage Hazard. Make sure that you do not damage the sealing faces or the HP servo oil
pipes.
6 Remove the four screws (018) from the flange (019).
7 Move the flange (019) up.
8 Remove the four screws (013) from the flange (012).
9 Remove the two screws and nuts (011) from the intermediate piece (016).
10 Carefully remove the HP servo oil pipe (014).
11 Apply protection to the sealing faces (015, 017) to prevent damage.
12 Remove the four screws (009) from the flange (010).
13 Move the flange (010) away from the intermediate piece (016).
14 Remove the intermediate piece (016).
15 Remove the four screws (006) from the flange (005).
16 Move the flange (005) down.
17 Carefully remove the HP servo oil pipe (007).
18 Apply protection to the sealing faces (008) to prevent damage.
X72DF
AA00-8447-00AAA-520A-A
Maintenance Manual HP servo oil pipe - remove
Winterthur Gas & Diesel Ltd.
- 721 - Issue 002 2020-10
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