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Section 8: Troubleshooting
AFM4214 and AFM4216 All-Flex Grooming Mowers 315-587M
11/19/21
53
Belt slipping
Plugged grooming mower
Unplug and clean mower deck
Debris in sheave
Remove belt guard shields and clean sheaves
Low belt spring tension
Retighten spring take-up bolt
Worn belt
Replace belt
Patches of uncut grass
rpm of tractor too low
Mow at full throttle (540 power take-off rpm). Check
power take-off speed and tractor engine.
Ground speed too fast
Shift transmission to a lower gear
Blade damaged or dull
Sharpen and balance or replace blade
Blade rotation wrong
Install correct rotation blade
Gearbox noisy
Low lubricant level
Check lubricant level
Blades scalping grass
Cutting too low
Raise cutting height by adjusting wheels
Ridges in terrain
Change mowing pattern
Fast turning speed
Reduce speed on turns
Uneven cut
Ground speed too fast
Shift to a lower gear
Mower not level
Level mower
Dull blades
Sharpen blades and balance or replace
Tractor loaded down
by the mower
Tractor
rpm too low
Mow at tractor’s rated power take-off rpm (540 power
take-off rpm)
Ground speed too fast
Shift to a lower gear
Grass too wet
Wait until grass dries.
Grass too tall
Raise cutting height of mower and cut grass twice.
Debris wrapped around mower
spindles or blades
Clean mower
Tractor power take-off
horsepower rating too low
Raise cutting height of the mower and cut the grass
twice. Shift to a lower gear. Use a tractor with more
horsepower
Blades lift too high
Change to lower lift blades if they will cut the grass
satisfactorily
Optional hydraulic
transport locks won’t
release properly
Wire ropes are too long.
Optional hydraulic
transport locks won’t
seat in locking lugs
Wire ropes are too short
Lengthen wire ropes. see
Troubleshooting Chart
Problem
Cause
Solution