Craftsman 486.243292 Lawn Mower User Manual


 
16
SERVICE AND ADJUSTMENTS
REPAIR PARTS
Your rotary mower has been produced with components
designed for your unit. Although standard V-belts,
bearings, blades pulleys etc. may look like the parts
used on your rotary mower, many are of a different
construction and could in some cases cause the mower
to malfunction.
For continued satisfactory performance, use only repair
parts supplied by the manufacturer. See you Sears
Service Center for replacement parts.
CHECKING DRIVE TENSION
Remove V-belt cover from right side of unit.
Place Blade Control Lever in the "ENGAGED"
position.
Check tension spring length. It should be 5-3/8" to
5-5/8" over the coils of the Spring Body. See Fig. 9.
ADJUSTING DRIVE TENSION
To Increase Drive Spring Tension
Place blade clutch lever in the "DISENGAGED"
position.
Loosen the inner nut of the clutch cable.
Tighten the outer nut to increase spring tension.
NOTE: For every 1/8" adjustment made to the cable
you will get approximately 1/8" movement on the
tension spring.
To Decrease Drive Spring Tension
Place blade clutch lever in the "DISENGAGED"
position.
Loosen the outer nut of the clutch cable.
Tighten the inner nut to decrease spring tension.
CAUTION: Disconnect spark plug wire
from spark plug before replacing V-belt.