Fuel Filter - Yard-Man 131784G Owner's Manual

On Modet 784G on_y, the engine is provided with a
drain hose for your convenience in draining oil from the
crankcase. A clamp secures the drain hose to the side
of the engine_ See figure 22 To drain the oi_, remove
the hose flgm the c_amp and remove the drain plug
from the end of the hose° Be ceAain to replace the drain
p_ug and to use the clamp to secure hose to the engine
before operating,
Brain
Drain
............... Hose
FIGURE 22o--Mode[ 784G Only
0LEAN#4G EHG[NE AN# #EOK
Any fue_ or oi_ spilled on the machine should be wiped
off promptly Grass, leaves, and other dirt must not be
te_ to accumulate around the cooling fins of _he engine
or on any part of the machine.
Clean the underside of the deck after each mowing.
When sharpening the blades, follow the original angle
of grind as a guide. It is extremely impo_ant that each
cutting edge receives an equa_ amount of grinding to
prevent an unbalanced btade. An unbalanced blade win
cause excessive vibration when rotating at high speeds,
may cause damage to the mower and could break_
causing persona_ 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.
NOTEs It is recommended that the blade always be
removed fkom the adapter for the best test of balance_
C. Reassembly
Before reassembling the blade and the blade adapter
to the unit, lubricate the spindle and the inner surface
of the blade adapter with Hght oil_ Lubricating the bo_t
holes, botts and inner surface of the nuts with _ight oil
is also recommended A 4 oz, plastic bottle of Hght oii
_ubdcant is avai_aMe Order part number 737_0170,
Engine oil may also be used.
When replacing blades, be sure to instail the b_ade wth
the side of the blade marked 'Bottom" (or with part
number) facing the ground when the mower is in the
operating position,
Blade Mounting Torque
3/8" Da. Boit 375 in Ib. min, 450 in. lb. max.
5/t6" Dia. Bo_t 150 in. _b. rain. 250 in_ lb. max.
To insure safe operation of your unit, ALL nuts and bolts
must be checked periodically for correct tightness.
Refer to separate engine manua_ for sit
maintenance procedures.
CUTTINGBLA#ES
Ao Remova! for Sharpening or Replacement
WARNING: Be sure to disconnect and
ground the spark phi 9 wire and remove
ignition key before working on the cutting
blade to prevent accidental engine staAo
ingo Protect hands by using heavy g_oves
or a rag to grasp the cutting Madeso
1_ Remove the large bo_t and lock washer which holds
the blade and adapter to the blade spindte_
2_ Remove the Made and adapter from the spindle.
3,, if the blade or blade adapter needs replacing,
remove the two small bo_ts, lock washers and nuts
which hold the biade to the adapter_
B° Sharpening
Remove the cutting blades by following the directions
of the preceding section.
FUELFILTER
Your unit is equipped with a replaceable [nqine fue_
filter filter whenever contamination or
discoloration is noticed_ Order replacement filter
through your engine authorized service dea_er,
14
BELT REMOVAL AN# REPLACEMENT
WARNING: Disconnect the spark piu9 wire
a_d ground it against the e_gine_ B_ock the
whee_s of the unit°
NOT_: Figures 23 through 25 and 27 through 29 are
shown with the unit tipped up _or clarity,, /t is not
necessary to dp the unit to remove the brits.
However, if tipping the unit is desired, remove the bat,°
tery from the uniL To prevent gasoline leakage, drain
the gasoline, or remove the fue_ tank cap, place a thin
piece of p_astic over the neck of the fuei tank and sc_ew
on the cap. Be certain to remove the p_astic when
finished changing the belts° Block unit securely.