Lubrication; Maintenance - Yard-Man 950 series Owner's Manual

Hex Nut
Adjustable
Cable Bracket
Fig ure 16

LUBRICATION

CAUTION: DISCONNECT
PLUG WIRE BEFORE SERVICING.
WHEELS - If your mower is equipped with
ball bearing wheels, lu bricate at least once a
season with a light oil, all other types re quire
no lu brication. However, if the wheels are re-
moved for any rea son, lu bricate the sur face
of the axle bolt and the in ner sur face of the
wheel with light au tomotive oil.
ENGINE - Follow en gine man ual for lu brication
in struc tions.
BLADE CON TROL - Lu bricate the pivot points
on the blade control han dle and the brake ca ble
at least once a sea son with light oil. The blade
control must op erate freely in both di rections.
TRANS MIS SION -
pre-lubricated and sealed at the fac tory. It
does not re quire checking. If dis assembled
for any reason, fill with 2 ounces of Alvania
grease, part num ber 737-0168.

MAINTENANCE

For best re sults your blade should be sharp.
The blade may be resharpened by re moving
it and ei ther grinding or filing the cutting
edge keep ing as close to the orig inal bevel
as pos si ble.
Improper blade balance will re sult in ex ces-
sive vi bra tion caus ing even tual dam age to
the en gine and mower. Be sure to carefully
bal ance blade af ter sharp en ing.
After pro longed use, es pecially in sandy soil
conditions, the blade will be come worn and
lose some of the orig inal shape. Cut ting ef fi-
ciency will be re duced and the blade should
be re placed. Re place with an ap proved fac tory
Six Speed
Cable
SPARK
The trans mission is
re place ment blade only. Pos si ble dam age re-
sulting from blade un balance con dition is not
the re spon si bil ity of the man u fac turer.
ENGINE
Refer to the sep arate en gine man ual for en -
gine main te nance in struc tions.
Main tain en gine oil as in structed in the sep a-
rate en gine man ual packed with your unit.
Read and follow in structions carefully.
Un der nor mal con di tions ser vice air cleaner
as in structed in the separate en gine man ual
packed with your unit.
hours un der ex tremely dusty conditions.
Poor en gine performance and flooding usu-
ally in dicates that the air cleaner should be
ser viced.
The spark plug should be cleaned and the
gap re set once a sea son. Spark plug re place-
ment is recommended at the start of each
mowing sea son; check en gine man ual for cor-
rect plug type and gap spec ifications.
NOTE: This spark ignition sys tem meets
all re quire ments of the Ca na dian In ter fer -
ence-Causing Equip ment Reg u la tions.
Clean the en gine reg ularly with a cloth or
brush. Keep the cooling system (blower hous-
ing area) clean to per mit proper air circulation
which is es sential to en gine per formance and
life. Be certain to re move all grass, dirt and
com bus ti ble de bris from muf fler area.
DECK
The un derside of the mower deck should be
cleaned after each use to prevent a buildup of
grass clippings, leaves, dirt or other mat ter. If
this de bris is al lowed to ac cumulate, it will in -
vite rust and cor rosion, and may pre vent
proper mulching.
The deck may be cleaned by tilt ing the mower
and scraping clean with a suit able tool (make
certain the spark plug wire is dis connected).
CUTTING BLADE
WARNING: Be sure to dis connect
and ground the spark plug wire and
re move ig ni tion key be fore work ing
on the cut ting blade to prevent ac ci-
den tal en gine start ing. Pro tect hands
by using heavy gloves or a rag to
grasp the cut ting blade.
Tip mower as spec ified in separate en gine
manual. If it is not spec ified tip with car buretor
up.
13
Clean ev ery few