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Section 8: Troubleshooting
Section 8: Troubleshooting
Problem
Oil seal leaking
Slip clutches slip even with a
light load
Driveline yoke or cross
failing
Bent driveline
(NOTE: driveline should be
repaired or replaced if
bent)
Driveline telescoping
profile failing
Driveline telescoping
profile wearing
Unable to turn sharply with
mower engaged
Blades wearing
excessively
Blades breaking
Excessive vibration
Continue on next page.
50
AFM4522 All-Flex Grooming Mower 315-360M
Table of Contents
Troubleshooting Chart
Cause
Gearbox overfilled
Seals damaged
Grass or wire wrapped on shaft in
seal area
Scalping the ground
Clutch is not properly adjusted
Clutch plates are worn out
Foreign object caught between
clutch plates
Shock load
Bottoming out
Front constant velocity driveline
mounted wrong
Folding mower with drive engaged
Needs lubrication
Contacting drawbar
Bottoming out
Shock load
Needs lubrication
Front constant velocity driveline
mounted wrong
Cutting on sandy ground
Contacting ground frequently
Hitting solid objects
Driveline bent
Blade broken or bent
Cross not centered with yoke
Debris in sheaves or on mower deck
Sheaves damaged or out of
alignment
Drive belt damaged
Inadequate clearance between belt
guard shields and belt
Solution
Drain to level fill hole
Replace seals
Clean off wrapped material and check seals areas
daily
Raise cutting height.
Adjust clutch. See "Driveline Protection" on page 40.
Replace clutch plates.
See "Driveline Protection" on page 40.
Remove foreign object.
Avoid hitting solid objects
Shorten driveline profiles
Be sure constant velocity joint is to tractor power take-
off output shaft
Never fold mower decks with power take-off engaged
Lubricate every 25 hours
Reposition drawbar
Shorten driveline profiles
Avoid hitting solid objects
Lubricate every 50 hours
Be sure constant velocity joint is attached to tractor
power take-off output shaft
Raise cutting height. Change to low lift blades
Raise cutting height
Avoid solid objects
Replace bent drivelines
Replace blade
Disassemble and inspect for incorrectly located
needles or damaged bearing cap
Remove belt guard shield and clean debris from belt
area and sheaves
Replace sheaves or align
Replace drive belt - check for belt contracting deck
component.
Remove belt guard shields and clean debris from belt
area and sheaves
11/18/21
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