Troubleshooting - Cub Cadet FM48 Operator's Manual

FM48/FM60/FM72
WARNING: Be sure tractor engine is off, parking brake is locked, and key is
removed before making any adjustments.
PROBLEM
Uneven cutting.
Blades turning but
not cutting.
Belt slippage.
Mower vibrates.
Belt squeal.
Grass build up at
exit.
Belts are tight when
installing.
Streaking conditions
in swath.
Cut grass windrows.
T
ROUBLESHOOTING

6 - TROUBLESHOOTING

POSSIBLE CAUSE
Cup washer not between blade
and bolt.
Ground speed too fast.
Blades need sharpening.
Caster wheels uneven
Direction of blades is wrong.
Lack of tension.
Object clogging mower.
Debris in pulleys.
Object wrapped around blade.
Belt damaged.
Belt slipping.
Wet grass.
Grass too high.
Tractor rpm too slow.
Wrong belt size.
Installed belts incorrectly.
Too wet to mow.
Blades cannot cut grass
pressed down by wheels.
Dull blades.
Blades worn down, preventing
overlap.
Ground speed too low.
Tractor rpm too slow.
Check washer location at all 3
spindles.
Shift to lower gear.
Sharpen blades.
Adjust wheel position.
Blade should turn counter
clockwise rotation when you face
deck bottom. See Installing
Blade section.
Tighten belt.
Remove object.
Clean pulleys.
Remove object.
Replace belt.
Tighten belt.
Allow grass to dry.
Raise mower, shift to lower gear,
make two passes over grass.
Mow grass high 1st pass, 2nd
pass cut to desired height.
Increase tractor rpm, check
engine and PTO speeds.
Check belt size.
See Replacing Belts section.
Allow grass to dry.
Maintain engine speed and shift
to lower gear.
Sharpen blade. See Sharpening
Blades section.
Change blades.
Increase ground speed.
Increase tractor rpm, check
engine and PTO speeds.
31
O ' M
PERATOR S ANUAL
SOLUTION
C C Y
UB ADET ANMAR