![WinGD WARTSILA RT-flex58T-E Maintenance Manual Download Page 201](http://html1.mh-extra.com/html/wingd/wartsila-rt-flex58t-e/wartsila-rt-flex58t-e_maintenance-manual_986572201.webp)
Maintenance
3103
−
1/A1
RT-flex58T-E
Winterthur Gas & Diesel Ltd.
Tool:
Key to Illustrations:
1 Crankshaft checking equipment
94305
1 Flywheel
(dial gauge)
2 Pinion
1.
General
Regular crankweb deflection measurements according to the intervals defined by
the class rules are sufficient. Detailed alignment measurements might become ne-
cessary only in case of abnormalities, like
−
significant change of crankweb deflection measurement results compared to
the set of previous measurements.
−
bearing temperature alarms or bearing damage.
−
after replacing main bearing shells and again after approx. 100 service hours.
−
in case the ship has touched ground.
In any such cases it is recommended to contact Wärtsilä for support.
The checking equipment 94305 is clamped between the crank webs into the pro-
vided center punch marks. When turning the crankshaft, the change in distance
between the crank webs can be read from the dial gauge as it indicates any open-
ing or closing up. The smaller the variation the better the alignment of the crank-
shaft. Thereby, however, the function of the checking equipment, i.e. the sign on
dial gauge “+” (standard) or “
−
” must be taken into consideration.
2.
Conditions for measuring
D
Indicator valves must be open.
D
The ship must be floating freely and lying in the water as horizontal as
possible.
D
The crankshaft must rest perfectly on all the main bearings.
A
WCH00339
2
1
TURNING GEAR
ON EXHAUST SIDE
2.1
Influences on measuring
D
Engine cold or at service temperature.
D
The difference in temperature between the lubricating oil
sump tank and the seawater.
D
Loaded condition of the ship (draught).
D
Strong sunshine.
It is recommended to include these data in the records.
3.
Measuring procedure
Despite the ordinary rotation direction of the engine, the
crankshaft must
always
be turned in such a manner that
flywheel 1 and pinion 2 of the turning gear are
rotating as
indicated by the arrows.
V2 / 2013-08
Crankshaft
Measuring Crank Deflection
Summary of Contents for WARTSILA RT-flex58T-E
Page 8: ...Intentionally blank...
Page 10: ...Intentionally blank...
Page 12: ...Intentionally blank...
Page 14: ...Intentionally blank...
Page 20: ...Intentionally blank...
Page 32: ...Intentionally blank...
Page 58: ...Intentionally blank...
Page 66: ...Intentionally blank...
Page 72: ...Intentionally blank...
Page 84: ...Intentionally blank...
Page 88: ...Intentionally blank...
Page 92: ...Intentionally blank...
Page 120: ...Intentionally blank...
Page 122: ...Intentionally blank...
Page 124: ...Intentionally blank...
Page 132: ...Intentionally blank...
Page 136: ...Intentionally blank...
Page 148: ...Intentionally blank...
Page 152: ...Intentionally blank...
Page 156: ...Intentionally blank...
Page 172: ...Intentionally blank...
Page 180: ...Intentionally blank...
Page 190: ...Intentionally blank...
Page 196: ...Intentionally blank...
Page 200: ...Intentionally blank...
Page 204: ...Intentionally blank...
Page 218: ...Intentionally blank...
Page 238: ...Intentionally blank...
Page 242: ...Intentionally blank...
Page 246: ...Intentionally blank...
Page 260: ...Intentionally blank...
Page 268: ...Intentionally blank...
Page 276: ...Intentionally blank...
Page 284: ...Intentionally blank...
Page 286: ...Intentionally blank...
Page 294: ...Intentionally blank...
Page 300: ...Intentionally blank...
Page 304: ...Intentionally blank...
Page 316: ...Intentionally blank...
Page 318: ...Intentionally blank...
Page 322: ...Intentionally blank...
Page 338: ...Intentionally blank...
Page 352: ...Intentionally blank...
Page 356: ...Intentionally blank...
Page 360: ...Intentionally blank...
Page 362: ...Intentionally blank...
Page 366: ...Intentionally blank...
Page 370: ...Intentionally blank...
Page 374: ...Intentionally blank...
Page 384: ...Intentionally blank...
Page 388: ...Intentionally blank...
Page 390: ...Intentionally blank...
Page 396: ...Intentionally blank...
Page 406: ...Intentionally blank...
Page 410: ...Intentionally blank...
Page 414: ...Intentionally blank...
Page 420: ...Intentionally blank...
Page 422: ...Intentionally blank...
Page 446: ...Intentionally blank...
Page 450: ...Intentionally blank...
Page 460: ...Intentionally blank...
Page 504: ...Intentionally blank...