Fig. 28. Points of oil inspection and replacement in intersecting axis gear
IMPORTANT:
The above instructions should be strictly followed. If the discs in the cutter bar rotate
loosely, do not worry about high intersecting axis gear temperature; after long working
time, it may reach as much as 212ºF.
8. DEFECTS AND THEIR REPAIR
Tab. 8. Possible defects and their repairs
Mower fails to mow or
leaves strip of uncut grass
between discs
Some of knives are missing
Replace knives with new ones
Improperly mounted knives
Mount knives strictly as per manual
Improper front inclination
Adjust inclination strictly acc. to instructions
Improper rpm of tractor engine
Check that the tractor is not operating at
"economy" speed. Set the speed to nominal
depending on the type of machine (540 or
1000 rpm)
Increase driving speed up to min.
V ≥ 8 km/h
Transmission belts sliding
Springs not tightened enough - adjust these
as per manual
Damaged tractor's PTO shaft,
drive not transmitted
Soiled or clogged cutter unit
Wash mower thoroughly. Check that nothing
is wound on the disc modules (e.g. strings)
Low mowing on each occasion
Mowing on leg drive - "wave rpm" occurs
Normal with very short grass or right after long-term rainfall
Very hard working conditions, lots of stones
or a lot of cut material
Use knife holders without quick replacement
There’s no possibility for
replace knife
Soiled or clogged cutter unit
Wash mower thoroughly. Check that nothing
is wound on the disc modules (e.g. strings)
Curved or damaged knife mounting lever
Replace the knife mounting lever with a new
one
Safety device is
disintegrated too often with
no distinct reason
Spring found in the safety device is not
enough tensioned
Adjust spring as per manual
Poor condition of lock’s tensioning surface
Replace elements of safety breakaway
device
Tab. 7. Oil to be filled in gear
Oil
volume
[US
gallon
lqd]
After first 50 h of operation,
then after next 500 h
(or at least once a year)
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