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Section 8: Troubleshooting
12/15/15
RCD1884 Rotary Cutters 326-355M
Table of Contents
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
PTO being engaged too
fast at high engine rpm
Slowly engage PTO 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
Binding up Not lubricating enough
Driveline
telescoping tube failing
Shock load Avoid hitting solid objects
Driveline
telescoping tube wearing
Needs lubrication Lubricate every 20 hours
Blades Lock-up
Tractor has instant on PTO
Engage PTO at low RPMs and then slowly
increase engine speed to full PTO speed.
See Blade Engagement on page 22.
Tractor has Instant off PTO
Decrease engine speed slowly to an idle and then
disengage PTO.
See Blade Disengagement on page 22.
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 coming loose
Blades not
tightened properly
Tighten blade hardware (refer to “Cutter Blade
Maintenance” on page 24
Improper deck attitude Lower front of deck, see page 19
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