WinGD X72DF User Manual

PROCEDURE
1 Clean the seating surface of the bearing shell (004, Figure 8-36).
2 Put bearing oil on the surface of the bearing shell (004) as follows:
2.1 If you start the engine immediately after completion of this procedure, use only
system oil.
2.2 If the engine has stopped for some days, use a mixture of steam engine cylinder
oil (high viscosity oil) and bearing oil.
NOTE: The ratio is two thirds ISO VG 1000/1500 to one third bearing oil. A list
of suppliers for high viscosity oils is given in Table 8-5 - ISO VG
1000/1500 suppliers below.
Tab 8-5 ISO VG 1000/1500 suppliers
Supplier Type Viscosity at
40°C [mm
2
/
s
]
Viscosity at
100°C [mm
2
/
s
]
Weight at 15°C
[g/ml]
BP Energol DC 1000 980 49.0 0.913
BP Energol DC 1000 920 40.0 0.913
Chevron Cylinder oil 1000 1000 43.1 0.937
Exxon/Esso Cylesso 1000 950 44.0
Exxon/Esso Cylesso TK1000 925 46.7
Mobil Extra Hecla super cylin-
der oil
680 39.0 0.905
Shell Fiona oil 1500 1500 37.0 0.958
Shell Valvata oil 1000 1000 45.4 0.924
Texaco 650T mineral oil 985 44.0 0.919
3 Clean the seating surface of the connecting rod and make sure that there is no damage.
4 Make sure that the surface of crosshead pin is in a satisfactory condition.
5 Install the brackets (008) on the bearing shell (004). Make sure that the lugs face in.
6 Attach the chain (010) to the brackets (008).
7 Attach the sling (006) to the gallery.
8 Make sure that the deviation pipe (001) is attached to the column.
9 Attach the spur-geared chain block (005) to the sling (006) and to the chain (010).
10 Operate the chain block (005) to lift the bearing shell (004).
11 Attach the lever chain hoist (007) to the chain (010).
12 Operate the chain block (005) and the lever chain hoist (007) to move th bearing shell
(004) through the column door.
13 Operate the lever chain hoist (007) and the chain block (005) to lower the bearing shell
(004) into position in the connecting rod (003).
14 Attach the bearing shell (004) to the connecting rod with the two screws (009).
15 Remove the lever chain hoist (007) and the chain block (005).
16 Remove the brackets (008).
17 Attach the lever chain hoist (002) to the lifting tool on the connecting rod (003).
X72DF
AA00-3303-02AAA-720A-A
Maintenance Manual Connecting rod - install the top end bearing
Winterthur Gas & Diesel Ltd.
- 421 - Issue 002 2020-10

WinGD X72DF Specifications

General

Brand	WinGD
Model	X72DF
Category	Engine
Language	English