Craftsman 917.254611 - Manual (Page 23)

REPAIR AND ADJUSTMENT
NOTE: ONE ROTATION OF ADJUSTMENT NUTS IS
EQUIVALENT TO APPROXIMATELY 3/16* (4.75
mm) HEIGHT CHANGE.
L Be sure all rwls are securely tightened.
g. Replace cover.
FRONT-TO-REAR MOWER ADJUSTMENT
a. To obtainihe best cutting results, your mower hous­
ing should be adjusted so the front and rear flange
distance "D" (Fig. 36) is 1/2’ (1.27 cm) lower in front
when the mower is positioned in the highest cutting
position.
NOTE: MEASURE DISTANCE “D” FROM GROUND LINE
TO BOTTOM OF CURL ON RIGHT REAR
FLANGE AND COMPARE TO DISTANCE’D’ AT
BOTTOM OF CURL ON RIGHT FRONT FLANGE.
b. To raise rear of mower, loosen nut “E" on both rear
suspension arms. Screw both nuts “P up EQUAL
NUMBER OF TURNS (Fig 37).
c. When distance "D* is 1/2" (1.27 cm) lower at front
than rear lighten nuts “E"
d. To lower rear of mower, loosen nut "P on both rear
suspension arms an EQUAL NUMBER OF TURNS
(Fig. 37).
e. When distance “D" is 1/2" (1.27 cm) tower at front
than rear, retighten nuts “E”.
NOTE: WHEN ADJUSTING REAR SUSPENSION TRUN­
NIONS. ALWAYS ADJUST BOTH EQUALLY SO
MOWER WILL STAY LEVEL.
27. Storage
Remove mowerfromlractorfor winter storage. When mow­
er Is to be stored for a period of time, clean it thoroughly, re­
move all dirt, grease, leaves, etc. Give blades and uriderside
of fwusing a good coat of grease or rust preventative. Store
in a clean dry area.
A. Fuel System
R is important to prevent gum deposits from forming in es­
sential fuel system parts such as the carburetor, fuel filter,
fuel hose, ortank during storage. Also, experience indicates
that alcohol blendedfuels (called gasohoior using ethanol or
methanol) can attract moisture which leads to separation
and formation of acids during storage Acidic gas can dam­
age the fuel system of an engine while in storage. To avoid
engine problems, the fuel system should be emptied before
storage of 30 days or longer.
B. Engine OH
Drain (with engine warm) and replace with clean engine oil,
(See chart page 16).
C. Cylinder
1 .
2 .
3.
REAR
SUSPENSION
TRUNNION
FIGURE 36
NUT"E"
REAR
SUSPENSION
TRUNNION
NUT "F"
OCT AO
ItCArf
SUSPENSION
ARM
LIFT
Kl O A C I ' T
O’riiM I
HGURE37
D. Battery
A.
LEAD-ACID BATTERIES GENERATE
EXPLOSIVE GASES. KEEP SPARKS.
FLAME AND SMOKING MATERIALS
AWAY FROM BATTERIES. ALWAYS
WEAR EYE PROTECTION WHEN
AROUND BATTERIES.
Remove spark plug.
Pour one ounce (29.5 ml) of oil through spark plug
hole in to cylinder.
Turn Ignition key to "START" position for a few sec­
onds to distritxjte oil.
Replace with new spark plug.
1. Prior to storage, clean terminals and top of
battery
2. Disconnect BLACK battery cable from
negative side of battery.
3 Disconnect RED battery cable from positive
side of battery.
4. Position cables down and away from battery,
E. General Cleaning
Clean engine, battery, seat, finish, etc of ail foreign matter.
23