VESPA GTV 250 i.e. 2008 Service Station Manual page 276

Time
Fuel tank
1 004005
2 005010
3 004109
4 004073
5 004137
TIME - 276
F
Code
Fuel tank - Replacement
Tank float - Replacement
Fuel tank breather - change
Fuel pump - Replacement
Injector pump pipe - Replacement
UEL TANK
Action
Vespa GTV 250 i.e.
Duration