Maintenance
5552−2/A1
RT-flex50-D
Wärtsilä Switzerland Ltd
1/ 11
Tools: Key to Illustrations:
Devices (roller lifting tools) 94430 1 Fuel pump 15 Screw
(depending on number of cylinders) 2 Servo oil pump 16 Screw
1 Support 94566 3 Cover 17 Dowel pin
1 Support 94566a 4 Cover 18 Lower bearing shell
1 Centring device 94566b 5 Cover 19 Upper bearing shell
1 Limiter 94566c 6 Spray nozzle 20 Torque amplifier
1 Assembly template 94567 7 Waisted screw 21 Screw driver bit
8 Thrust bearing cover 22
Torque wrench ¾”
9 Bearing cover 23 Short backing rod
10 Housing 24 Long backing rod
11 Thrust bearing ring half
12 Camshaft
13 Screw HK Wooden wedge
14 Cover HU Wooden underlay
Overview
1. Preparation 1/11............................................
2. Numbering of bearings 2/11.................................
3. Removal of bearing shells 3/11..............................
4. Removal of camshaft 4/11...................................
5. Fitting of bearings and camshaft 6/11........................
6. Application of torque amplifier 8/11..........................
1. Preparation
A
012.979/05
94430
3
16
⇒ Stop the engine and main lubricating pump.
⇒ Loosen screws 16 and remove cover 3.
D Cut out of fuel pumps 1 by means of devices 9443
(see 5556−2 in the Operating Manual).
2
1
upply Unit
emoval and Fitting of Camshaft and Bearing Shells
2010
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