Wartsila RT-flex50-D User Manual

Maintenance
0352−1/A1
RT-flex50-D
Wärtsilä Switzerland Ltd
3/ 16
Group Description Thread Tightening values Lubricant
1
[bar]
2
[Nm]
3
[_(; mm]
4103−3
Gear wheel on crankshaft, nut for
waisted bolt to flanged connection
(secured with LOCTITE No. 262)
27
M24x2 (800)
70_
see details in
4103−3
Gear wheel (2-part) on crankshaft
(spare wheel), waisted stud
28
M30x2
Elongation 1.20± 0.06mm
see details in
4103−3
5
5552−2
Bearing cover − supply unit, waisted
screw
29
M30 1450
Oil
5552−3
Camshaft − gear wheel, head screw
30
M16 200
Oil
5556−1
Fuel pump cover − upper housing,
screw
31
M16 115
Never-Seez
NSBT-8
Fuel pump − supply unit, screw
32
M24 600
Oil
Fuel pump, bush to lower housing
33
M80x2 200
see details in
5556−1
5562 *
Non-return valve, transition nipple −
fuel rail
34
M36x2 450
Never-Seez
NSBT-8
*
Non-return valve, nipple − transition
nipple
35
M36x2 400
Never-Seez
NSBT-8
*
Non-return valve, screw plug −
nipple
36
M27x2 300
Never-Seez
NSBT-8
*
Transition nipple
37
M27x2 300
Never-Seez
NSBT-8
*
Pressure transmitter
38
M14x1.5 25
Never-Seez
NSBT-8
*
Screwed connection to end cover −
fuel rail
39
M16 180
Never-Seez
NSBT-8
*
Screwed connection to intermediate
piece − fuel rail
40
M16 190
Never-Seez
NSBT-8
5562−1
Fuel pressure control valve − inter-
mediate piece, screwed connection
41
M16 190
Never-Seez
NSBT-8
1 When using other hydraulic jacks, required pressure in bar must be calculated in relation to effective jack piston surface!
Conversion factor: 1 Nm = 0.102 mkp 1 bar = 1.02 kp/cm
2
2 Tightening torque
3 Tightening angle or elongation
− Numbers in
f refer to illustrations on pages 7 to 16.
− Values in parentheses (...) are for information only, to be used for comparison.
− Screwed connections must be tightened in accordance with values not in parentheses.
Respective lubricant has to be applied to threads and seating surfaces, if no other instructions are mentioned.
− Bostik Findley Inc. (USA) is manufacturer of Never-Seez NSBT-8.
* Tightening procedure not mentioned in this Manual.
2010
T
ightening Values of Important Screwed Connections

Wartsila RT-flex50-D Specifications

General

Brand	Wartsila
Model	RT-flex50-D
Category	Engine
Language	English