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SERVICE MANUAL FOR SGR19 & SGR17
4. TROUBLESHOOTING
Problems Causes Countermeasures
Blades do not turn. • Broken belt • Replace.
Blade speed does not • Slippery belt • Adjust tension spring.
rise. • Replace belt when it is
worn out where it contacts
the pulley.
• Deck is clogged with grass around • Remove clogged grass.
blade ends.
• Loose blade nuts • Tighten them as specified.
[1300 kgf·cm (94 ft·lbs)]
Grass is not cut • Worn or broken blade • Sharpen or replace it.
perfectly.
• Blade end positions differ too much • Correct by shimming.
from each other [within 1 mm (0.04 in.)
difference]
Mower deck does not • Defective hydraulic system • Check system.
rise. (Refer to chapter for
hydraulic system.)
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