TURBOCHARGER
6LPA Service Manual
9-9
Turbocharger
12/05
© 2007 Yanmar Marine International
Special Torque Chart
Special Tools
In addition to the general tools, the following special tools are required for disassembling and reassembling
the turbocharger.
Component
Specification
Turbine housing set bolt (M8)
285 ± 10 kgf·cm, 28 ± 1 N·m (20.7 ± 0.7 lb-ft)
Compressor housing set bolt (M8)
230 ± 10 kgf·cm, 23 ± 1 N·m (17 ± 0.7 lb-ft)
Thrust bearing set bolt (M4)
38 ± 3 kgf·cm, 3.7 ± 0.3 N·m (32.7 ± 3 lb-in.)
Seal plate set bolt (M8)
230 ± 10 kgf·cm, 23 ± 1 N·m (17 ± 0.7 lb-ft)
Compressor impeller set nut (M7) (left-handed thread)
80 ± 5 kgf·cm, 7.8 ± 0.5 N·m (69 ± 4 lb-in.)
Actuator set bolt (M8)
285 ± 10 kgf·cm, 28 ± 1 N·m (20.7 ± 0.7 lb-ft)
Valve case cover set bolt (M8)
285 ± 10 kgf·cm, 28 ± 1 N·m (20.7 ± 0.7 lb-ft)
Tool Name
Use
Illustration
Bar
For removing thrust bearing and thrust bushing
(Material: copper or brass)
Pliers
For removing and installing floating bearing retaining ring
Pliers
For removing and installing seal ring
Torque screwdriver for
TORX bolt (TORX
TT20 or equivalent
Universal Type)
5 to 50 kgf·cm, 0.49 to
4.90 N·m (4.3 to 43.3
lb-in.)
For installing thrust bearing, for M4:
13 kgf·cm, 1.27± 0.1 N·m (11.2 ± 0.8 lb-in.)
Available Locally
Torque wrench for
TORX bolt (TORX
TT40 or equivalent
Universal type)
For installing turbine housing for M8:
285 kgf·cm, 28 ± 1 N·m (20.7 ± 0.7 lb-ft)
For installing compressor housing for M8:
230 kgf·cm, 23 ± 1 N·m (17 ± 0.7 lb-ft)
For installing seal plate for M8:
230 kgf·cm, 23 ± 1 N·m (17 ± 0.7 lb-ft)
Available Locally
-
106
10ø
00052
3
9
0005240
0005241
0005242