PROCEDURE
1 Make sure that the pilot fuel supply unit (002, Figure 13-17) is set to OFF.
2 Make sure that the pressure in the pilot fuel supply unit is zero.
3 Remove the pilot fuel pipe (005 or 008).
3.1 Put the oil tray under the pilot fuel pipe (005 or 008).
3.2 On the pilot fuel pipe (005 or 008), loosen the coupling nut (011 or 012).
3.3 On the distributor block (007), loosen the coupling nut (004 or 009).
3.4 Carefully remove the pilot fuel pipe (005 or 008).
3.5 Put protection on all openings.
3.6 Attach protection to the sealing faces of the pilot fuel pipe (005 or 008).
3.7 Put the pilot fuel pipe (005 or 008) in a clean, dry area.
4 Remove the pilot fuel pipe (001).
4.1 Put an oil tray under the pilot fuel pipe (001).
4.2 Remove the Allen screws (010) and the pipe clamp (013).
4.3 On the distributor block (007), loosen the coupling nuts (003, 006). Make sure
that the fuel drains into the oil tray.
4.4 Carefully remove the pilot fuel pipe (001).
4.5 Put protection on all openings.
4.6 Attach protection to the sealing faces of the pilot fuel pipe (001).
X72DF
AA00-8790-00AAA-520A-A
Maintenance Manual HP pilot fuel pipe - remove
Winterthur Gas & Diesel Ltd.
- 769 - Issue 002 2020-10
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