Service and Repair Manual Repair
Exhaust gas system
Reference
Key Screw specifications
Lubricant *
Reuse**
Torque Angle (°)
Step
± 5%
Step
± 5°
2 221AB EN 1665 M8x1.25x25-8.8-FLZN - Yes 1 25 Nm
18 ft-lb
- -
Tab. 37: Tightening specifications table
*Lubricants:
MG = Molykote G-n-plus
MW = Castrol Optimol paste white T
MH = Molykote HSC
O = Engine oil
XX = Loctite 243
YY = Loctite 577
**Refer to screws reuse rules. (For more information see: 5.3.2 Screws pre-tightening, reuse and
marking, page 274.)
3.8.2 Exhaust pipes to turbocharger removal and installation
Previous tasks
q Disconnect application set exhaust system.
Specific safety instructions
WARNING
Risk of injuries by contact with hot surfaces!
Engine is hot near operating temperature.
u Avoid any contact with the engine, parts carrying hot coolant or oil, the exhaust system, the
turbocharger, the heat protection, the battery and the covers.
u After the temperature has cooled down to a level it can be touched, proceed with the tasks on
the engine.
NOTICE
Risk of property damage by reuse of sealing.
Leakage by faulty seal.
u Replace all sealings.
Special tools
Not applicable.
Consumables and equipment
– Hot temperature grease
– Rags
– Cleaner
KD83V16 33525088901_2_1 EN_US
2021-07
© 2021 by Kohler Co. All rights reserved.
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