Cap Screws
Figure 8 | OS1881 |
ATTACHMENT CLUTCH / BRAKE ADJUSTMENT
WARNING: IMPROPER ADJUSTMENT could result in unexpected movement of auger and impeller causing death or serious injury. Auger/impeller must stop within 3 seconds when attachment clutch bail is released.
1.Remove belt cover.
2.Check belt alignment (Figure 9).
Engine sheave and attachment pulley must align vertically. Also, belt must be centered in the idler pulley.
To move pulley or sheave:
a.Loosen set screw.
b.Slide pulley/sheave and key to desired position.
c.Tighten set screw.
3.Adjust cable slack.
IMPORTANT: The clutch cable must be slack when the bail is disengaged.
a.With clutch bail disengaged, loosen jam nut on cable adjuster.
b. Lift spring arm, but do not move idler arm.
c.Turn adjuster body to remove all slack from the cable. Do not stretch spring or move idler arm.
d.Release spring arm and turn back the adjuster body 5 turns (approximately 1/4 in or 6 mm). Finger tighten jam nut.
e. Hold adjuster body with pliers and tighten jam nut with wrench.
4.Check spring length.
a.Measure the length of the clutch cable spring.
b.Engage and hold the attachment clutch bail.
c.Measure the length of the spring again. The spring should be
5.Adjust spring length.
a.Loosen the idler adjustment nut.
b.To increase spring extension, move idler towards belt (Figure 7).
c.To decrease spring extension, move idler away from belt.
d.Tighten idler adjustment nut.
6.Check brake.
When the clutch bail is disengaged, the brake must contact attachment belt.
When the clutch bail is engaged, the brake must be more than 1/16 in (1.6 mm) away from the belt.
7.Repeat steps 4 – 6 until:
Spring stretch and brake contact are correct.
IMPORTANT: If attachment clutch/brake cannot be adjusted within tolerances, see your Dealer for repairs.
8.Check belt finger clearance.
With clutch bail engaged, belt fingers should be 1/16 – 1/8 in
9.Replace belt cover.
10.Check that auger/impeller stops within 3 seconds after attachment clutch/ impeller brake bail is released.
GB - 19
