Making Adjustments - Cub Cadet SC 621 Operator's Manual

21-inch, 6-speed lawn mower
Hide thumbs Also See for SC 621:
Table of Contents

Advertisement

Using Your Rotary Mower
Make sure that lawn is clear of stones, sticks, wire,
or other objects which could damage the lawn
mower or its engine. .
For best results, do not cut wet grass. New grass,
thick grass or wet grass may require a narrower cut.
For a healthier lawn, never cut off more than one-
third of the total length of the grass.
SECTION 6: MAKING ADJUSTMENTS
WARNING:
adjustment to lawn mower without first
stopping engine and disconnecting spark
plug wire.
Cutting Height
The rear wheel cutting height adjustment lever is
located above the left rear wheel.
To adjust, pull the lever out and away from the
mower and move it forward or backward to the
desired cutting height. See Figure 15A.
The front wheel cutting height is determined by the
selection of one of six slots in each caster assembly.
A
Higher
B
Spring
Washer
Axle Bolt
Figure 15
To adjust, remove the wing nut from the axle bolt.
Slide the axle bolt and spring washer from the
assembly and select a cutting height. With the
spring washer on the axle bolt, reinsert hardware in
the square hole desired through the wheel
Do not at any time make any
Lower
Rear Height
Adjustment
Lever
Wing
Nut
WARNING:
foreign object, stop the engine. Remove wire
from spark plug, thoroughly inspect for any
damage, and do necessary repairs before
operating the mower again. Extensive
vibration of the mower during operation is an
indication of damage.
assembly and secure with the wing nut previously
removed. See Figure 15B.
All wheels must be placed in the same
IMPORTANT:
relative position. For rough or uneven lawns, raise the
cutting height of your lawn mower.
Handle Height
Your mower is shipped with the handle in the higher
height position.To lower the handle height for your
convenience, proceed as follows.
Lower
Handle
Remove the starter rope from the rope guide.
Remove the upper handle by removing the hand
knobs and carriage bolts. Lay the upper handle out
of the way, being careful not to bend or kink cables.
Remove the hairpin clips from the weld pins on the
handle brackets.
Remove carriage bolts and wing nuts from the two
handle brackets on both sides. Press outward on
the legs of the lower handle, and remove it from the
mower.
Turn the lower handle around so the notches on the
bottom of the lower handle are facing forward as
shown in Figure 16.
Reassemble, placing the bottom holes in the
handle over the weld pins in the handle mounting
bracket.
Reassemble the upper handle.
Place the hairpin clips in the inner holes in the weld
pins. Secure carriage bolts and wing nuts on the
handle brackets. Reattach the starter rope.
12
If your mower strikes a
Notch
Figure 16

Hide quick links:

Advertisement

Table of Contents
loading

This manual is also suitable for:

Src 621

Table of Contents