Section 8: Troubleshooting
Table of Contents
RCF3096, RCF3010, & RCFM3010 Rotary Cutters 326-566M11/8/18
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Section 8: Troubleshooting
Troubleshooting Chart
Problem Cause Solution
Oil seal leaking
Gearbox overfilled Drain to side plug hole
Seals damaged Replace seals
Grass or wire wrapped on
shaft in seal area
check seal areas daily
Driveline yoke or cross failing
Shock load Avoid hitting solid objects
Needs lubrication Lubricate every 8 hours
Driveline clutch is slipping
Scalping the ground Raise cutting height
Cutting too fast Reduce travel speed
Power take-off being engaged
too fast at high engine
rpm
Slowly engage power take-off at low engine rpm
Cutting over solid objects Avoid solid objects
Bent driveline (NOTE: driveline
should be repaired or replaced if
bent)
Contacting frame Reduce lift height in transport position
Contacting drawbar Reposition drawbar
Bottoming out Shorten driveline
Driveline
telescoping tube failing
Shock load Avoid hitting solid objects
Driveline
telescoping tube wearing
Needs lubrication Lubricate every 20 hours
Blades wearing excessively
Cutting on
sandy ground
Raise cutting height
Contacting
ground frequently
Raise cutting height
Blades breaking
Hitting solid objects Avoid hitting solid objects
Blades hitting each other Blade carriers need to be timed
Blades coming loose
Blades not
tightened properly
Tighten blade hardware.
Refer to “Service Cutting Blades” on page 54.
Improper deck attitude Lower front of deck, see page 54 & page 42
Blade carrier becomes loose
Running loose in the past Replace gearbox output shaft and blade carrier
Blade carrier hardware not
tight enough
Tighten to specified torque
Blade bolt holes worn
Blade hardware running loose Replace blades and blade bolts if worn
Blade carrier bent
Hitting solid objects
Avoid hitting solid objects and replace blade
carrier
Excessive side skid wear
Cutting height not level Adjust cutter height
Soil abrasive Adjust cutter height
Cutting too low Adjust cutter height
Tailwheel support failing
Lowering too fast Adjust rate of drop
Hitting objects when turning Reduce speed on turns
Excessive vibration
Driveline bent Replace driveline
Blades loose Tighten blade bolts
Blade carrier bent Replace blade carrier
Blade broken Replace blade
Blade will not swing Remove and inspect blade
Blades have unequal weight Replace both blades
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