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Land Pride RC5515 User Manual

Page 51

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49

Section 8: Troubleshooting

5/29/13

RC5515 & RC6515 (540 RPM) RCM5515 & RCM6515 (1000 RPM) Rotary Cutter 318-721M

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 instructions under “Drivelines With
Slip Clutches” on page 33.

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 33.

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.

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 20 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 PTO

Engage PTO at low RPMs and then slowly increase
engine speed to full PTO speed.
See “Engage Blades” on page 26.

Tractor has Instant off PTO

Decrease engine speed slowly to an idle and then
disengage PTO.
See “Disengage Blades” on page 26.

Blades wearing excessively

Cutting on sandy ground

Raise cutting height.

Contacting ground frequently

Raise cutting height.

Blades coming loose

Blades not
tightened properly

Tighten blade hardware, refer to “Cutter Blade
Maintenance” on page 32.

Over speeding PTO

Operate cutter at proper PTO 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.