MTU Detroit Diesel 183 Series Technical Publication page 247

Task Description
05-4532 Valve Seat Insert Machining
Preparatory operations:
Valves removed (05-4102).
Note
Under no circumstances should the bottom edge of the valve seat on the valve contact the inside of the cylinder
head as otherwise the edge wears into the seat, the valve sealing is impaired and the valve tends to burn away.
Adjust the valve seat so that the bottom edge of the valve is free.
Special tools
Equipment
Valve seat testing equipment
20080/1 E 98-12
Order No.
217 93 601
Group
Subgroup
Page
Supplier
Ludwing Hunger
81309 München
05
4532
1