25–02 Eaton Fuller Clutch
Release Cross-Shaft
Lubricating
IMPORTANT: This maintenance operation per-
tains only to vehicles equipped with mechanical
(not hydraulic) linkages.
The clutch release cross-shaft is equipped with two
grease fittings in the transmission clutch housing.
See
and
. Wipe the dirt from the grease
fittings and lubricate with multipurpose chassis
grease.
25–03 Clutch Hydraulic Fluid
Level Checking
WARNING
Use only approved clutch hydraulic fluid (DOT 4
brake fluid) in the clutch hydraulic system. Do not
mix different types of brake fluid. The wrong fluid
will damage the rubber parts of the system, caus-
ing loss of clutch function and the risk of serious
personal injury.
CAUTION
Do not allow the fluid level in the reservoir to go
below the MIN line. If too much air enters, the hy-
draulic system will not operate correctly, and the
clutch could be damaged.
If the fluid level is below the MIN line, fill the reser-
voir with DOT 4 brake fluid until the level reaches the
MAX line. See
25–04 Clutch Hydraulic Fluid
Changing
Replace the clutch hydraulic fluid every two years to
ensure clutch function is reliable and correct. Use the
f250048a
1
2
10/19/93
1.
Clutch Release Cross-Shaft
2.
Grease Fitting
Fig. 3, Cross-Shaft Grease Fitting, Left Side
f260146a
05/27/93
Fig. 4, Cross-Shaft Grease Fitting, Right Side
12/10/2001
1
2
3
4
5
6
f250580
1.
Reservoir Cap
2.
Reservoir
3.
Pedal Unit
4.
Master Cylinder
5.
Hydraulic Hose
6.
Slave Cylinder
Fig. 5, Clutch Components
Clutch
25
Business Class M2 Maintenance Manual, August 2015
25/2
Property of American Airlines
