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GB - 26
2. Reposition the idler on the attachment belt idler
arm to adjust the spring extension, if necessary.
a. Remove belt cover and loosen idler
adjustment nut.
b. To increase spring extension, move idler
closer to the engine sheave.
c. To decrease spring extension, move idler
farther from the engine sheave.
d. Tighten the idler adjustment nut.
NOTE: Moving the idler approximately 1/8 in. (3 mm)
will change the spring extension approximately 1/8 in.
(3 mm).
3. Check brake.
When the clutch lever is disengaged, the brake
must contact attachment belt.
When the clutch lever is engaged, the brake must
be more than 1/16 in. (1.6 mm) away from the
belt (Figure 33).
4. Repeat steps 1 – 3 until spring extension and
brake clearance are within specified range.
5. Check belt finger clearance (Figure 36).
With clutch lever engaged, belt finger on the side
opposite the belt idler should be less than 1/8 in.
(3 mm) from belt, but not touching the belt. Adjust
belt finger as necessary.
6. Replace bottom cover.
7. Replace belt cover.
Figure 31
1/2 -11/16 in.
(12.7-17.5 mm)
OS7185
OS7190
Figure 32
1.Engine Sheave
2.Attachment Drive Belt
3.Belt Finger
4.Attachment Belt Idler
5.Attachment Pulley
6.Attachment Idler
Adjustment Nut
OS7195
1
2
3
3
4
5
6
Figure 33
1.Drive Belt
2.Brake Shoe and Pad
OS7200
Minimum of 1/16 in.
(1.6 mm)
1
2