Yanmar 4LHA-HTP - Page 485

Chapter 4 Intake and Exhaust System
4. Turbocharger
14LHA Series
4-3-2 Nut and bolt tightening torque
Tightening parts
N-m
(kgf cm)
Turbine housing set bolt (M8)
28 ±1
285 ±10
Compressor housing set bolt (M8)
23 ± 1
230 + 10
Thrust bearing set bolt (M4)
3.7 ± 0.3
38 ±3
Seal plate set bolt (M8)
23 ±1
230 ±10
Compressor impeller set nut (M7) (left-handed thread)
7.8 ± 0.5
80 ±5
Actuator set bolt (M8)
28 ±1 285 + 10
Valve case cover set bolt (M8)
28 ±1
285 ±10
4-8