Fuel Filter; Cutting Blades; Wheel Adjustment - Yard-Man 136X694G401 Owner's Manual

Service aft cleaner every 1O hours under normal con-
ditions. GJean every few hours under extremely dusty
conditio/18. TO service the air cleaner, refer to the sop-
arate engine manual packed with your unit¸
The spark plug(s) should be cleaned and the gap
reset once a season, Spark plug replacement is rec-
ommended at the start of each mowing season; check
engine manual for correct plug type and gap specifi-
cations.
Maintain engine oil as instructed in the separate
engine manual packed with your unit, Read and follow
instructions carefully.
FUEL FILTER
Your unit is equipped with a replaceable in-iSnefuel
fi;ter. Replace filter whenever contamination or discol-
oration is noticed. Order replacement filter through
your authorized engine service dealer,
CLEANING ENGINE AND DECK
Any fuel or oil spi]]ed on the machime should be wiped
off promptly. Grass, leaves, and other dirt must not be
left to accumulate arcund the cooling fins of the
engine or on any pad of the machine.
Clean the underside of the deck after each mowing.
WHEEL ADJUSTMENT
The caster (iorward slant of _he king pin) and the
camber (tilt of the wheels out at the top) require no
adjustment, Automotive sleering principles have been
used _o determine the caster and camber on the trac-
tor. The front wheels should toe-in 1/8 inch.
To adjust the toe-in, follow these steps.
t Remove the he× nut ane lock washer, and drop
the end of the tie rod from the axle bracket. See
figure 1 5.
2. Loosen the hexjam nut on tie rod.
3. Adjust the tie rod assembly for correct toe-in.
He): Jam
_ _Nut _/_' W heel
Hex Nut
End
FIGURE 15.
Dimension "B" should be approximately 1/8" less than
Dimension "A." See figure 16, Te increase Dimension
"B," screw tie rod into tie rod end. To decrease
Dimension "B," unscrew tie rod from tie rod end,
Reassemble tie rod. Check dimensions. Readjust if
necessary.
FIGURE 1 6.
CUTTING BLADES
A. Removal for
Sharpening or Replacement
WARNING: Be sure to disconnect and
ground the spark plug wire and remove
tgnt on key be ere we k ng on the curing
blade to prevent accidental engine start-
ing, Protect hands by using heavy gloves
or a rag to grasp the cutting blades,
1. Remove the large bolt and lock washer which
holds the blade and adapter to the blade spindle.
2. Remove the blade aqd adapter from the spindle.
3 II the blade or blade adapter needs repJacing,
remove the two small bolts, lock washers and
nuts which held the blade to the adapler Idoes
not app!y to all models).
B. Sharpening
Remove the cutting blades by following the directions
of the preceding section.
When sharpening tiqe blades, follow the original angle
of gdnd as a gulde It is extremely impo_ianl that each
cu_ling edge receives an equal amount of gdnd]ng to
prevent an unbalanced blade, An unbaianoed blade
will cause excessive vibration when rotating at high
speeds, may cause damage to the mower and cou]d
break, causmg personal injury.
The blade can be tested for balance by balancing it
on a round shaft screwddver, Remove metal from the
heavy side until it balances evenly,
NOTE; II is recommended that the blade always be
removed from the adapter for the best test at balance.
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