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4. Tighten jam nut on cable adjustment barrel.
Check Attachment Idler Arm Roller Clearance
1. Place the unit into the service position. Remove
the bottom cover.
2. With the clutch lever engaged, check the
clearance between the frame and plastic roller on
the lower end of the attachment idler arm. See
Figure 26.
• If roller is 1/2 – 7/8 in. (12.7 – 22.2 mm) from
frame, go to Adjust the Attachment Clutch Cable
Spring Extension on page 20.
• If roller is less than 1/2 in. (12.7 mm) from frame,
loosen idler adjustment nut and move idler closer
to the belt. Tighten adjustment nut and recheck
the roller clearance.
• If roller is more than 7/8 in. (22.2 mm) from frame,
loosen idler adjustment nut and move idler away
from the belt. Tighten adjustment nut and recheck
roller clearance.
Adjust the Attachment Clutch Cable Spring
Extension
1. Check the attachment clutch cable spring
extension.
Measure the length of the attachment clutch
cable spring with the clutch lever disengaged.
Then measure the attachment clutch spring with
the clutch lever engaged. See Figure 27. The
spring should be 1/2 – 9/16 in. (12.7 – 14.3 mm)
longer when the clutch lever is engaged.
• If spring extension is within the specified range,
go to Check Attachment Brake (Figure 29) on
page 21.
• If spring extension is outside of specified range,
go to step 2.
2. Adjust cable length (See Figure 27).
a. Loosen jam nut on cable.
b. To increase spring extension, adjust barrel
down the cable and tighten jam nut.
c. To decrease spring extension, adjust barrel
up the cable and tighten jam nut.
Figure 25
OS7188
With the attachment clutch disengaged,
check the attachment idler arm position
here. The attachment idler arm should
lightly touch the frame.
Figure 26
OS8080
Roller should be 1/2 – 7/8 in. (12.7 – 22.2 mm)
from the frame when the attachment clutch is
engaged.
Figure 27
OS8085
1/2 – 9/16 in.
(12.7 – 14.3 mm)