Maintenance
-70-
5
Less than 5mm
Lining
Lining
Lining Groove
Back Plate
5347M-0508-030E
Cutting Rotary Clutch Lever: [ON]
Inspecting
1. Start engine.
2. Turn throttle lever to [ (fast)] to raise engine speed.
3. Move cutting height adjust lever to [150].
4. Move cutting rotary clutch lever to [ON] to rotate cutting blade.
5. Move cutting rotary clutch lever to [OFF] to observe if cutting blade stops. If it does not
stop (if it keeps turning by inertia), adjust cutting rotary brake. To see if cutting rotary is
running or not, observe the rotating sound of cutting blade, or remove upper rear cover
to observe the rotation of cutting blade V-belt. Avoid observing cutting blade directly. If
upper rear cover is removed to observe V-belt, reinstall it when checking is done.
4. If lining is in contact with lining groove, or the
gap between back plate and pulley is greater
than 5mm, adjust turnbuckle.
Lock Nut
Turnbuckle
5355M-0508-030E
1. Remove upper and lower rear cover.
2. Move cutting rotary clutch lever to [ON].
3. Visually inspect if brake lining is not in
contact with lining groove on pulley. Also
inspect if the gap between back plate and
pulley is 5mm or less.
Adjusting
• Inspect cutting rotary brake whenever the performance of it seems inadequate.
• Stop engine when adjusting cutting rotary brake.