LAMBORGHINI CHAMPION 120, Руководство по ремонту, Страница: 27 / 41

10-7
A. LUBRICATION CIRCUIT
FUNCTION
The lubrication circuit delivers oil under pressure to the rotating parts of the secondary transmission shaft.
OPERATION
The gear pump (2) draws in oil from the rear gearbox and sends it under pressure to the secondary transmission shaft.
The circuit includes:
•
a pressure relief valve (3) set to 6 bar (87 psi) that prevents an excessive increase in oil pressure on cold starting and
in very cold weather conditions.
•
an intake filter (1) of 160
µ
m.
B. OIL LEVEL MAINTENANCE CIRCUIT
FUNCTION
The oil level maintenance circuit ensures that the correct oil level is maintained in the rear gearbox.
OPERATION
The gear pump (1) draws in oil from the front gearbox and sends to the rear gearbox. This circuit includes a mesh filter (2)
which removes larger particles from the oil.
2
3
1
D0001220
FRONT GEARBOX
1
2
D0001230
REAR GEARBOX FRONT GEARBOX
HYDRAULIC SYSTEM OPEN CENTRE