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CAUTION!
Do not allow a petroleum-base fluid to contaminate
the brake fluid. Seal damage and loss of brake
performance may result.
Clutch Hydraulic System
The clutch hydraulic system is a sealed maintenance-free
system. In the event of leakage or other malfunction, the
system must be replaced.
Clutch Linkage
If the clutch pedal linkage begins to squeak or grunt, the
clutch pedal pivot bushings should be lubricated. Refer
to Fluids, Lubricants and Genuine Parts for the correct
lubricant type. Multipurpose Grease, NLGI Grade 2 E.P.
Rear Axle And 4x4 Front Driving Axle Fluid Level
For Models with 9.25 Front Axles and 11.5” Rear Axles
refer to Fluids, Lubricants and Genuine Parts for the
correct lubricant type. For normal service, periodic fluid
level checks are not required. When the vehicle is ser-
viced for other reasons, the exterior surfaces of the axle
assembly should be inspected.
When checking the fluid level (3500 only), the vehicle
should be in a level position. The fluid level should be
1/4” ± 1/4” (6.4 mm ± 6.4 mm) below the fill hole on the
front axle. The fluid level should be 1/4” ± 1/4” (6.4 mm
± 6.4 mm) below the fill hole on the rear axle.
When checking the fluid level (4500/5500 only), the
vehicle should be in a level position. The fluid level
should be 1/4” ± 1/4” (6.4 mm ± 6.4 mm) below the fill
hole on the front axle. The fluid level should be level with
the bottom of the fill hole on the rear axle.
MAINTAINING YOUR VEHICLE 443
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