700 Series Lawn Tractor
50
Belt control: Upper drive belt idler arm
1. Remove the upper drive belt from the make-up ten-
sioner pulley as described in the drive belts section
of this chapter.
See Figure 5.31.
2. Unbolt the arm from the torque bracket using a 9/
16” wrench on the top and a 9/16th deep socket on
the bottom.
See Figure 5.32.
3. The arm pivots on a shouldered bushing.
See Figure 5.33.
• A shoulder bolt threads into the bottom of the
arm, for the tension spring to hook onto.
• The tension idler pulley bolts to the top of the
arm.
4. Install the arm by reversing the procedure used to
remove it.
• Lubricate the pivot point with grease or anti-
seize compound.
• One end of the tensioner spring is off-set. The
off-set end connects to the arm.
Figure 5.31
Upper drive belt pulley
The battery will be removed in this
procedure. Review the Operator’s
Manual and Chapter 7: Electrical
Systems for important safety information about han-
dling batteries before proceeding.
! CAUTION! CAUTION
Figure 5.32
Unbolt pivot bracket here
Figure 5.33
Idler arm
Idler pulley
pulley bolt
Shoulder bolt for spring
Shoulder bushing with bolt and nut
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