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Chapter 9
Visco
Twin_002 EN
Page 9-3
9.3.2 Gear housing
Disassembly:
1.
Remove key 1183.
2.
Open the upper locking screw 2233 and then the lower locking screw 2233 in gear housing
2172 and drain the gear oil into a sump tray.
3.
Loosen the screws 2258 and remove them together with the washers 2187. Carefully pull off
the gear housing. This may require slight hammer blows (plastic hammer) since the gear
housing has been fitted with cylindrical pins 2258. Carefully remove gasket 2198.
Installation:
4.
Clean the sealing surfaces between bearing housing 1001 and gear housing 2172.
5.
Insert new gasket 2198.
6.
Insert gear housing 2172 into the cylindrical pins 2256, insert and tighten the cylinder head
screws 2258 including washers 2187. (Torque 20 Nm)
7.
Screw in and tighten the lower locking screw 2233, fill in clean gear oil (see chapter
‘Maintenance’) and check the oil level on sight glass 1541.
8.
Screw in and tighten upper locking screw 2233.
Fig. 9.2
Manual ViscoTwin 104-xx 3A