How 1'O Level The Mower Housing - Craftsman 502.251220 Owner's Manual

SERVnCE AND ADJUSTMENT
HOW TO LEVEL THE MOWER HOUSING
1 Disconnect one or both adjuster plates from the hangers
If the mower housing is level, the blade will cut easier' and the lawn
will look better.
WARNING: Before you make an inspection, adjust-
_ ment, or repair to the unit, disconnect the wire to the
spark plug. Remove the spark plug wife to prevent
the engine from starting by accident.
t. Make sure the unit is on a hard level surface.
2 Check the air pressure in the tires• If the air pressure is incor-
rect, the mower housing will not cut level, Make sure the rear
tires are inflated to t4 psi, (t kg/cm2) and the front tires to 22
psi.. (t.5 kg!cm2)
3. Move the lever for the attachment clutch to the ENGAGE posi-
tion. Move the lift lever to the middle position
4. There are two adjustment procedures below that will level the
mower housing
THE SIDE TO SIDE ADJUSTMENT
There are measuring points on the mower housing indicated by
sma!l round dimples A, B, C, and D shown in Figure 3t. To
determine if an adjustment is needed, use a ruler and measure the
distance from the level surface to the bottom of the mower housing
at points C and D tn correct adjustment, the mower housing at
points C and D must be within 1/4" (6 ram) of the same height. If the
difference in the measurement is more than t/4" (6 mm), adjust as
follows.
SIDE VIEW
LEVEL SURFACE
C
D
B
Figure 3t
(Figure 32).
2 The higher number holes in the adjuster plates wilt raise the
height of the mower housing. The lower number holes wilt lower
the mower housing
3. Connect the adjuster plates to the hangers in the holes that
will level the mower housing Fasten the adjuster plates with
the hair pins.
4.. Check the housing foi the correct adjustment.. If necessary, re-
peat the adjustment.,
k Hanger
• •: • •
Hair Pin
Adjuster Plate Figure 32
THE FRONT TO BACK ADJUSTMENT
To determine if an adjustment is needed, use a ruler and measure
the distance from the level surface to the bottom of the mower
housing at points A and B. In correct adjustment, the front of the
mower housing at point A will be 1/8" to 3/8" (3mm to 9ram) lower
than the back of the mower housing at point B.. Adjust as follows.
1. Loosen the jam nut (Figure 33},
2. Turn the Iocknut clockwise to raise the front of the mower
h0using. Turn the Iocknut counterclockwise to lower the front
of the mower housing
3. Check the housing for the correct adjustment.. If necessary, re-
peat the adjustment,.
4_ Tighten the jam nut,
5. Connect the wire to the spark plug.
Suspension Bracket
Suspension Rod
Adjusting Clevis Counterclockwise
Jam Nut
Locknut
Figure 33
F-95637 28