Service manual

MAINTENANCE 4
19
4.6 AIR FILTER _______________________________________________________________________________
Do not remove the element for inspection or cleaning.
Unnecessary removal of the filter increases the risk of injecting dust
and other impurities into the engine.
Air cleaner servicing is required when air cleaner service light (F)
comes on during normal operation. Empty dust cup daily.
When service is required, first clean the outside of the filter housing,
then remove the old element as gently as possible and discard.
1. Carefully clean the inside of the filter housing without allowing
dust into the air intake.
2. Inspect the new element. Do not use a damaged element and
never use an incorrect element.
3. Assemble the new element and make sure it seats properly.
4. Reassemble cap making sure it seals completely around the
filter housing. Dust evacuator must be facing down.
5. Check all hoses and air ducts. Tighten hose clamps.
Figure 4D
4.7 FUEL ____________________________________________________________________________________
Handle fuel with care - it is highly flammable. Use an approved
container, the spout must fit inside the fuel filler neck. Avoid using
cans and funnels to transfer fuel.
• Fill the fuel tank to within 1 in. (25 mm) of the bottom of the filler
neck.
• Store fuel according to local, state, or federal ordinances and
recommendations from your fuel supplier.
• Never overfill or allow the tank to become empty.
• Check fuel lines and clamps every 50 hours. Replace fuel lines and
clamps at the first sign of damage.
• Use clean, fresh, #2 low or ultra-low sulfur Diesel fuel. Minimum
Cetane rating 45. Refer to Engine Manual for additional information.
4.8 FUEL SYSTEM ____________________________________________________________________________
Refer to Section 6.3 for specific maintenance intervals.
Before replacing any filter, thoroughly clean the filter housing, and the
area around the filter. Dirt must not be allowed to enter into fuel
system.
For diesel engines, turn the key switch to the ON position to start the
fuel pump, and bleed the fuel system if the fuel filter and lines have
been removed or the fuel tank has become empty. See Engine
Manual.
F
WARNING
Never remove the fuel cap from the fuel tank or add fuel when the
engine is running or while the engine is hot.
Do not smoke when handling fuel. Never fill or drain the fuel tank
indoors.
Do not spill fuel. Clean spilled fuel immediately.
Never handle or store fuel containers near an open flame or any
device that may create sparks and ignite the fuel or fuel vapors.
Be sure to reinstall and tighten fuel cap securely.
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