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7/01/05
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Section 6 Maintenance
4400EX Heavy Duty Off Road Utility Vehicle 720-132M
Table of Contents
Paper Element
Refer to Figure 6-8, Figure 6-9 and Figure 6-10
1. Prepare vehicle for maintenance as outlined in steps
1-6 on page 24.
2. Safely secure the seat console in the raised position.
3. Loosen air cleaner cover knob and remove cover.
4. Remove element cover nut, element cover and paper
element with precleaner element.
5. Remove precleaner element from paper element.
Service precleaner as described in Precleaner
Service Procedure.
6. Do not wash paper element or blow pressurized
air over and through it. This will damage the
element. Always handle the element, new or used,
carefully to prevent damaging it. Inspect and replace
the element if it is dirty, bent or damaged with a
genuine Land Pride element. Do not use an element
if its sealing surfaces are bent or damaged.
7. Check air cleaner base. Make sure it is not bent or
damaged and is secured.
8. Check element cover. Make sure it is not bent or
damage and that it fits properly. Replace all damaged
air cleaner components.
9. Inspect the air cleaner base for loose dirt or debris that
may have fallen on it when the element was removed.
Be careful that none of the dirt drops into the intake
throat, remove base and wipe it clean.
10. Check the condition of the rubber seal on the air
cleaner stud, replace it if its condition is questionable
in any way. A new rubber seal is provided with the
replacement paper element in a sealed packaged.
11. Reinstall paper element, precleaner, element cover,
element cover nut, and air cleaner cover. Secure
cover with cover retaining knob.
Spark Arrester
!
DANGER
The spark arrester does not stop all fire emitting sparks from
escaping the muffler. Use extreme caution when driving through
dry grass, brush and other fire hazard materials. Never stop or
park the vehicle over combustible materials.
!
WARNING
The muffler is very hot and will burn upon contact. Allow time
to cool before servicing the spark arrester.
!
CAUTION
To maintain efficiency, the spark arrester must be serviced every
100 hours. Be careful not to damage the spark arrester screen
when cleaning.
Refer to Figure 6-11
The spark arrester is mounted inside the muffler behind
the muffler exhaust deflector. It is designed to suppress
sparks from escaping the muffler while they are still
glowing.
Spark Arrester Maintenance Schedule
• Inspect every 100 hours for carbon build-up and screen
damage.
• Clean whenever carbon build-up is visible or whenever
lost of engine power is detected.
• Replace when damaged.
Spark Arrester Maintenance Procedure
Refer to Figure 6-11
1. Remove spark arrester mounting screws, exhaust
deflector and spark arrester from the muffler.
2. Remove carbon deposits from spark arrester screen
with a wire bristle brush. Be careful not to damage the
spark arrester screen.
3. Inspect the spark arrester for holes or breaks in the
screen and replace if damaged.
4. Reattach spark arrester and exhaust deflector to
muffler with mounting screws.
Figure 6-11
Spark Arrester Replacement Parts
Description Part No.
Spark Arrester . . . . . . . . . . . . . . . . . . . . . . 840-174C
21349
Muffler
Spark
Arrester
Exhaust
Deflector
Mounting
Screws