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SECTION 5 – MAINTENANCE SCHEDULE AND SERVICE PROCEDURES
Push reset button to check air restriction indicator. If the air
filter was not changed, the yellow indicator will return to the
same reading when the vehicle is driven under normal driving
conditions.
If the yellow position indicator has locked in the red zone, a
new air filter should be installed to prevent low engine power
or engine damage.
1. Remove restricted air filter element and discard.
CAUTION
To
prevent
engine
compressed air to clean filter housing.
2. Use a clean water-dampened cloth to clean inside of air filter
housing.
3. Inspect air filter housing for damage or distortion. Install new
housing if necessary.
4. Install a new air filter element.
5. Push reset button on air restriction indicator. The yellow
indicator will return to zero.
damage,
do
not
use
ENGINE OIL AND FILTER
WARNING
To prevent personal injury or death, wear safety
glasses and avoid moving components such as
fans, pulleys, and belts when taking an engine oil
sample.
Engine oil sampling can be utilized for the following:
Engine Oil Sampling - Optional
1. Determine oil change interval based upon fuel
consumption and specific engine application.
2. Catch contaminates which, if left unattended, may result
in engine failure.
Service Interval (based upon fuel consumption and specific
engine application):
See charts for specific engine family and service interval.
CAUTION
To prevent engine damage, do not extend
recommended oil change intervals.
Page 65
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