Table of Contents
Advertisement
(21) = Check the fuel tank, fuel cap, and fuel lines for
damage which could cause leakage. Inspect fuel cap for
correct sealing ability and any indications of damage.
Check fuel cap gasket for even filler neck imprint.
Replace parts as needed.
(22) = Inspect Electronic Vacuum Regulator Valve
(EVRV) filter for excessive contamination or plugging.
If needed, clean filter with solution of soap and water, let
dry and install.
(23) = Drain, flush, and refill cooling system. This
service can be complex; you should have your dealer/
retailer perform this service. See Part C: Recommended
Fluids and Lubricants on page 6-27 for what to use.
Inspect hoses. Clean radiator, condenser, pressure
cap, and neck. Pressure test cooling system and
pressure cap.
(24) = Rear axle service: Change the lubricant.
See Part C: Recommended Fluids and Lubricants on
page 6-27.
(25) = Front axle service: Re-pack upper kingpin roller
bearing.
6-20
(26) = Air brake service:
•
Inspect brake lines and hoses for proper hook-up,
binding, leaks, cracks, chafing, etc. Inspect drum
brake linings for wear or cracks. Inspect other brake
parts at each wheel, including drums, wheel
cylinders and piston heat shields, boots and wheel
speed sensor wiring. Check brake pedal for
excessive free play or travel (or every 6 months,
whichever occurs first) and have serviced if needed.
Check brakes more often if driving habits and
conditions result in frequent braking. Replace air
dryer cartridge only if excessive oil or moisture is
present. A small amount of oil in the system is normal
and should not be considered as a reason to replace
the cartridge.
•
Test air lines for leaks; tighten as needed. Replace
compressor filter.
•
Inspect air parking brake chamber for leaks and
damage. Inspect lines and hoses for leaks, cracks,
chafing, etc. Also check all attachments for tightness,
wear, or damage. Note: The spring brake section of
the rear brake diaphragms are non-serviceable.
Advertisement
Table of Contents
