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Disassembly and Reassembly of Major Components
- 67 -
●
There are 4 kinds as above, and the
crankshaft also can be used by
regrinding as above.
<"R part" standard value >
(a)
Crank pin "R part" : 4.0
(b)
Crank journal "R part" : 4.0
Note:
In case of crankshaft regrinding, the "R
part" at the end of bearing must
accurately be ground with out fall and
should avoid any processed jaw or
coarse surface.
3) Run out of crankshaft
●
Place the crankshaft on the V-block.
●
Place the dial gauge on the surface
plate and measure the run out of
crankshaft rotating the crankshaft.
4) Inspection on crankshaft bearing and
connecting rod bearing
●
Inspect the crankshaft bearing and
connecting rod bearing for any dam-
ages such as lopsided wear, scratch
etc. and if abnormal, replace it.
●
Inspect the oil clearance between the
crankshaft and bearing.
" R "
" R "
" R "
" R "
" R "
EFM2048I
Normal
Poor
Poor
0
-0.5
0
-0.5
Standard
Limit
0.06 mm
0.4 mm
Содержание GV158TIC
Страница 1: ...950106 058010EN GV158TIC GV180TIC GV222TIC GAS GENERATOR ENGINE Operation Maintenance Manual...
Страница 2: ......
Страница 6: ...6 Engine Installation 143 6 1 Installing 143 6 2 Inspection Prior to Installation 144 Appendix...
Страница 130: ...Electrical equipment 124...
Страница 148: ...Maintenance of major parts 142...
Страница 152: ...Engine installation 146...
Страница 162: ...Appendix 156...