8.11.4 Exhaust flaps – Coupling rod replacement
Preconditions
☑
Engine is stopped and starting disabled.
☑
No operating voltage applied.
Special tools, Material, Spare parts
Designation / Use
Part No.
Qty.
Torque wrench, 6–50 Nm
F30027336
1
Ratchet adapter
F30027340
1
Assembly paste (Ultra-Therm MTU)
50547
Coupling rod
(→ Spare Parts Catalog)
1
Coupling rod
(→ Spare Parts Catalog)
2
Locknut
(→ Spare Parts Catalog)
Locking screw
(→ Spare Parts Catalog)
Washer
(→ Spare Parts Catalog)
WARNING
Actuation mechanism in the exhaust and intake area closes automatically.
Risk of crushing hands!
• To carry out the teach-in routine, keep clear of the safety zone of the actuation mechanism in the
intake and exhaust area.
• Switch off the operating voltage of the engine governor before starting the mechanical test.
• Wear protective goggles.
WARNING
Hot components/surfaces.
Risk of burns!
• Allow the engine to cool down to below 50 °C before beginning work.
• Wear suitable protective equipment/thermal gloves.
• Avoid unprotected contact with hot surfaces.
Removing coupling rods (bypass
and EGR shutoff flaps)
Note:
For installation position of exhaust flaps, re-
fer to overview (→ Page 112).
1.
Unscrew screws (1, 3) and remove guard
plate (2) for exhaust flaps.
2.
Remove spacer sleeves (4).
MS15043/00E 2016-04
| Exhaust Gas Recirculation | 115
TIM-ID: 0000060174 - 001
Содержание 20V4000C55
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