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Sears Craftsman 917.28903 Instrucciones De Operación página 19

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BATTERY
Your tractor
has a battery
charging
system
which is sufficient
for normal use. However,
periodic
charging
of the battery with an au-
tomotive
charger
will extend its life.
,
Keep battery and terminals
clean,,
, Keep battery bolts tight.
• Keep small vent holes open,
, Recharge
at 6-10 amperes
for 1 hour.
NOTE:
The original
equipment
battery
on
your
tractor
is maintenance
free,, Do not
attempt
to open or remove caps or covers.
Adding
or checking
level
of electrolyte
is
not necessary
TO CLEAN
BATTERY
AND TERMINALS
Corrosion
and dirt on the battery and termi-
nals can cause the battery to "leak" power,
I.
Disconnect
BLACK
battery
cable
first
then
RED
battery
cable
and remove
battery
from tractor:,
2,
Rinse the battery
with plain water
and
dry,,
3., Clean terminals
and battery cable ends
with wire brush until bright,,
4.
Coat terminals
with grease or petroleum
jelly,,
5.
Reinstall
battery
(See
"REPLACING
BATTERY"
in the SERVICE
AND AD-
JUSTMENTS
section
of this manual).
TRANSAXLE
COOLING
Keep transaxle
free from build-up of dirt and
chaff which can restrict cooling,
Check V-belts for deterioration
and wear after
100 hours of operation
and replace if neces-
sary. The belts are not adjustable,
Replace
belts if they begin to slip from wear_
ENGINE
LUBRICATION
Only use high quality detergent
oil rated with
API service classification
SG-SL.
Select the
oil's SAE viscosity
grade according
to your
expected
operating
temperature.
[
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3o ._-_
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.
_,_
NOTE:
Although
multi-viscosity
oils (5W30,
10W30 etco) improve starting in cold weather,
the oils wi!l result in increased oil consumption
when used above 32°F. Check yourengine
oil level more frequently
to avoid
possible
engine
damage
from running low on oil..
Change the oil after every 50 hours of opera-
tion or at least once a year if the tractor
is
not used for 50 hours in one year.
1 9
Check the crankcase
oil level before starting
the engine and after each eight (8) hours of
operation,
Tighten
oil fill captdipstick
se-
curely each time you check the oil level,
TO CHANGE
ENGINE
OIL
Determine
temperature
range
expected
before
oil change°
All oil must
meet API
service
classification
SG-SL.
o
e
1,
2_
Be sure tractor
is on level surface,,
Oil will drain more freely when warm,_
Catch oil in a suitable
container,,
Remove
oil fill capldipstick
Be careful
not to allow dirt to enter the engine when
changing
oil.,
Remove
yellow
cap from end of drain
valve and install the drain tube onto the
fitting.
Oil Drain "Valve
Closed and
Locked
Posil
Yellow
Cap
_Drain
Tube
3.
Unlock
drain
valve
by pushing
inward
slightly
and turning
counterclockwise.
4. To open, pull out on the drain valve.
5. After oil has drained completely,
close and
lock the drain valve by pushing
inward
and turning
clockwise
until the pin is in
the locked position
as shown.
6,
Remove
the drain tube and replace
the
cap onto the end of the drain valve.
7.
Refill engine with oil through oil fill dipstick
tube,
Pour slowly
Do not overfill_
For
approximate
capacity
see "PRODUCT
S PEClFtCATIONS"section
ofthismanual
8
Use gauge
on oil fill capfclipstick
for
checking
level,
For accurate
reading,
tighten
dipstick
cap securely
onto the
tube before
removing
dipstick
Keep oil
at "FULE' line on dipstick,
Tighten
cap
onto the tube securely
when finished,
ENGINE
OIL. FILTER
Replace
the engine oil filter every season
or' every other' oil change
if the tractor
is
used more than
100 hours in one year_

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