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4. MAINTENANCE
2. Remove primary (outer) element only.
3. Thoroughly clean all dirt from inside filter housing.
4. Air cleaner has a rubber dust unloader valve on the
air cleaner. Squeeze valve tip to release any
trapped dirt particle.
IMPORTANT: Remove secondary safety (inner)
element ONLY for replacement. DO NOT attempt
to clean, wash, or reuse secondary element.
Replacement of secondary element is usually
necessary ONLY when primary element has a hole
in it.
5. To replace secondary element, remove retaining
nut and secondary element. Immediately replace
secondary element with new element to prevent
dust from entering air intake system.
6. Install new primary element and tighten wing nut
securely. Install cover assembly and tighten
retaining wing nut securely.
4.9.3 Element Storage
Seal element in a plastic bag and store in shipping
container to protect against dust and damage.
NOTE: Air cleaner element MUST BE DRY before
storing in plastic bag.
4.10 FUEL FILTER
4.10.1 Water Separator
Fuel filter is equipped with a water drain plug, check/
drain every 50 hours or 2 weeks.
NOTE: Drain water into a suitable container and
dispose of properly.
1. Loosen drain plug at bottom of fuel filter two or
three turns.
2. Loosen air bleed plug two full turns on fuel filter
base and drain water from bottom until fuel starts
to drain out.
3. When fuel starts to drain out, tighten drain plug
securely by hand or using a coin.
After draining water from the fuel filter, the filter must
be primed by bleeding all air from the fuel system.
4. Operate primer lever of the fuel supply pump until
fuel flow is free from air bubbles.
5. Tighten bleed plug securely by hand or using a
coin, continue operating hand primer until pumping
action is not felt. Push hand primer inward (toward
engine) as far as it will go.
If the fuel system needs further bleeding of air, see
Bleeding Fuel System in Maintenance section of this
manual.
4.10.2 Fuel Filter Replacement
ESCAPING FLUID UNDER PRESSURE CAN
PENETRATE THE SKIN CAUSING SERIOUS
INJURY. RELIEVE PRESSURE BEFORE
DISCONNECTING FUEL OR OTHER LINES.
TIGHTEN ALL CONNECTIONS BEFORE
APPLYING PRESSURE. KEEP HANDS AND BODY
AWAY FROM PINHOLES AND NOZZLES THAT
EJECT FLUIDS UNDER HIGH PRESSURE. USE
A PIECE OF CARDBOARD OR PAPER TO
SEARCH FOR LEAKS. DO NOT USE YOUR
HAND.
IF ANY FLUID IS INJECTED INTO THE SKIN, A
DOCTOR FAMILIAR WITH THIS TYPE INJURY
MUST SURGICALLY REMOVE IT WITHIN A
FEW HOURS OR GANGRENE MAY RESULT.
DOCTORS UNFAMILIAR WITH THIS TYPE OF
INJURY MAY CALL THE DEERE & COMPANY
MEDICAL DEPARTMENT IN MOLINE, ILLINOIS,
OR OTHER KNOWLEDGEABLE MEDICAL
SOURCE.
Replace fuel filter every 600 hours or 12 months.
1. Thoroughly clean fuel filter assembly and
surrounding area.
2. Loosen drain plug and drain fuel into a suitable
container.
WARNING