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Engine Maintenance
WARNING
Contact with hot surfaces may cause personal
injury.
Keep your hands, feet, face, clothing and
other body parts away the muffler and other
hot surfaces.
Servicing the Air Cleaner
Service Interval: Every 250 hours—Replace the
primary air filter.
Every 250 hours—Check the secondary air
filter.
Every 500 hours—Replace the secondary air
filter.
Note:
Service the air cleaner more frequently if
operating conditions are extremely dusty or sandy.
Removing the Filters
1.
Disengage the PTO, move the motion-control
levers to the
NEUTRAL
engage the parking brake.
2.
Shut off the engine, remove the key, and wait
for all moving parts to stop before leaving the
operating position.
3.
Push down to release the retaining clamps on
the air cleaner and pull the air-cleaner cover off
of the air-cleaner body
4.
Clean the inside of the air cleaner cover with
compressed air.
5.
Gently slide the primary filter out of the air
cleaner body
(Figure
filter into the side of the body.
6.
Remove the secondary filter only if you intend
to replace it.
Important:
Never attempt to clean the
secondary filter. If the secondary filter is
dirty, then the primary filter is damaged and
you should replace both filters.
7.
Inspect the primary filter for damage by looking
into the filter while shining a bright light on the
outside of the filter. Holes in the filter will appear
as bright spots. If the filter is damaged discard it.
-
position, and
LOCKED
(Figure
48).
48). Avoid knocking the
1. Air-cleaner clamps
2. Air-cleaner cover
Servicing the Primary Filter
1.
Do not clean the paper filter, replace it
48).
2.
Inspect the element for tears, an oily film, or
damage to the rubber seal.
3.
Replace the paper element if it is damaged.
Servicing the Secondary Filter
Do not clean the secondary filter, replace it.
Important:
Never attempt to clean the secondary
filter. If the secondary filter is dirty, then the
primary filter is damaged and you should replace
both filters.
Installing the Filters
Important:
To prevent engine damage, always
operate the engine with both air filters and cover
installed.
1.
If installing new filters, check each filter for
shipping damage. Do not use a damaged filter.
2.
If the secondary filter is being replaced, carefully
slide it into the filter body
3.
Carefully slide the primary filter over the
secondary filter
fully seated by pushing on the outer rim of the
filter while installing it.
Important:
Do not press on the soft inside
area of the filter.
4.
Install the air-cleaner cover with the breather
cap down and rotate so the retaining clamps
lock the cover in place
39
Figure 48
3. Primary air filter
4. Secondary air filter
(Figure
48).
(Figure
48). Ensure that it is
(Figure
48).
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(Figure
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