9.
Use torque wrench to tighten thrust screw (4) to specified tightening torque.
Name
Size
Type
Lubricant
Value/Standard
Screw
Tightening torque
40 Nm ±5 Nm
10.
Coat mating face between union nut and HP fuel line, ball seal and thread on both ends of the new HP fuel
line (2) with engine oil.
11.
Install new HP fuel line (2).
12.
Observe marking on union nut (1).
13.
Use torque wrench to tighten union nut (1) with marking (see arrow) to specified tightening torque.
Name
Size
Type
Lubricant
Value/Standard
Nut with marking
Tightening torque
35 Nm +3 Nm
14.
Use torque wrench to tighten union nut (1) without marking to specified tightening torque.
Name
Size
Type
Lubricant
Value/Standard
Nut without mark-
ing
Tightening torque
30 Nm +5 Nm
15.
Observe marking on union nut (3).
16.
Use torque wrench to tighten union nut (3) with marking (see arrow) to specified tightening torque.
Name
Size
Type
Lubricant
Value/Standard
Nut with marking
Tightening torque
35 Nm +3 Nm
17.
Use torque wrench to tighten union nut (3) without marking to specified tightening torque.
Name
Size
Type
Lubricant
Value/Standard
Nut without mark-
ing
Tightening torque
25 Nm +5 Nm
18.
Install leak fuel line on cylinder head.
Final steps
1.
Open fuel supply line.
2.
Vent fuel system (→ Page 89).
88 | Task Description | MS150094/02E 2015-05
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