Land Pride RC3620, Operator'S Manual

Page: 61 / 64

Section 8: Troubleshooting
RC3620 & RCM3620 Rotary Cuters 330-841M 9/25/18
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Table of Contents
Section 8: Troubleshooting
Troubleshooting Chart
Problem Cause Solution
Oil seal leaking
Gearbox overfilled Drain oil level with fill hole or to full mark on dipstick.
Seals damaged Replace seals.
Grass or wire wrapped on shaft
in seal area
Clean off wrapped material and check seal areas daily.
Driveline yoke or cross failing
Clutch is froze
Slip clutches per “Run-In” instructions under
“Drivelines With Slip Clutches” on page 43.
Shock load Avoid hitting solid objects.
Needs lubrication Lubricate every 8 hours.
Slip Clutches slip even with a
light load
Scalping the ground Raise cutting height.
Clutch is not properly adjusted
Adjust clutch per instructions under “Drivelines With
Slip Clutches” on page 43.
Clutch plates are worn out Replace clutch plates.
Foreign object caught between
clutch plates
Remove foreign object.
Bent driveline shaft
(Note: Shaft should be repaired or
replaced if bent)
Contacting frame Reduce lift height in transport position.
Contacting drawbar Reposition drawbar.
Contacting 3-point arms Raise or remove 3-point arms.
Bottoming out Shorten driveline shaft.
Binding up Not lubricating enough.
Driveline shaft
telescoping tube failing
Shock load Avoid hitting solid objects.
Driveline shaft telescoping tube
wearing
Needs lubrication Lubricate every 8 hours of operation.
Blades Lock Up
Blades locked together
(overlapped) when wings were
raised to transport position
Use pry bar or other tool to separate cutting blades
before lowering wings.
Tractor has instant on power
take-off
Engage power take-off at low rpms and then slowly
increase engine speed to full power take-off speed.
See Engage Blades on page 35.
Tractor has Instant off power
take-off
Decrease engine speed slowly to an idle and then
disengage power take-off.
See Disengage Blades on page 35.
Blades wearing excessively
Cutting on sandy ground Raise cutting height.
Contacting ground frequently Raise cutting height.
Power take-off speed too high Maintain power take-off speed by slowing down.
Blades coming loose
Blades not
tightened properly
Tighten blade hardware, refer to Cutter Blades in the
“Maintenance and Lubrication” section starting on
page 41.
Over speeding power take-off Operate cutter at proper power take-off speed.
Blades breaking Hitting solid objects Avoid hitting solid objects.
Loose blade carrier
Blade carrier hardware not
tight
Tighten shaft nut to specified torque.
Running loose in the past Replace gearbox bearings and / or shaft.
Blade carrier bent Hitting solid objects Avoid hitting solid objects.
Excessive side skid wear
Soil abrasive Adjust cutter height.
Cutting too low Raise cutting height.
Excessive vibration
Hitting solid objects Inspect area before cutting. Do not hit solid objects.
Driveline bent Replace driveline or distribution shaft.
Blade carrier bent Replace blade carrier.
Blade broken Replace blade.
Blade will not swing Inspect and unlock blades.
High torque start-up or hitting
solid objects. Disassemble and inspect driveline for incorrectly
located needles or damaged bearing cap.
Blades have unequal weight Replace each pair of blades on affected carrier.
Wing cylinder movement too slow Orifice is plugged Remove elbow fitting and unplug orifice.