Defects And Their Repair - SaMASZ SAMBA 160 Operator's Manual

A
B
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
Defect type
Mower fails to mow or
leaves strip of uncut grass
between discs
Mower loses knives
There's no possibility for
replace knife
Safety device is
disintegrated too often with
no distinct reason
38
Tab. 7. Oil to be filled in gear
Oil
volume
Mower
[US
type
gallon
lqd]
All types 0.185
Cause
Some of knives are missing
Worn knives
Improperly mounted knives
Improper front inclination
Improper rpm of tractor engine
Too low working speed
Transmission belts sliding
Damaged tractor's PTO shaft,
drive not transmitted
Soiled or clogged cutter unit
Laid grass
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
Soiled or clogged cutter unit
Curved or damaged knife mounting lever
Spring found in the safety device is not
enough tensioned
Poor condition of lock's tensioning surface
SAMBA REAR DISC MOWER
Oil type
80W90
Replace knives with new ones
Mount knives strictly as per manual
Adjust inclination strictly acc. to instructions
Check that the tractor is not operating at
"economy" speed. Set the speed to nominal
depending on the type of machine (540 or
Increase driving speed up to min.
Springs not tightened enough - adjust these
Wash mower thoroughly. Check that nothing
is wound on the disc modules (e.g. strings)
Low mowing on each occasion
Use knife holders without quick replacement
Wash mower thoroughly. Check that nothing
is wound on the disc modules (e.g. strings)
Replace the knife mounting lever with a new
Adjust spring as per manual
Replace elements of safety breakaway
OPERATOR'S MANUAL
Replacement frequency
After first 50 h of operation,
then after next 500 h
(or at least once a year)
Recommendations
Mount, complement
1000 rpm)
V ≥ 8 km/h
as per manual
Worn v-belts - replace
Visit service workshop
Mow at constant rpm
one
device