Operator’s manual
Rear disc mowers
with central suspension
KDTC 260 S/W; KDTC 300 S/W; KDTC 340
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8.
DEFECTS AND THEIR REPAIRS.
Defect
Reason
Repair
1
Lack of knives
Put on knives
2
Worn knives
Replace knives
3
Improperly mounted knives
(left – right)
Put on knives strictly acc. to
instructions.
4
Improper front inclination
Adjust inclination strictly acc. to
instructions (See 5.7.1 page 22)
5
Too high PTO rpm
(The most frequent mistake)
Reduce PTO rpm (recommended
1600-1800 rpm)
6
Too low work speed
Speed up to V
≥
10 km/h
7
Damaged tractor’s PTO
Repair
Mower stops working
(partly)– leaves stripes of
uncut grass between the
discs
Mower with either tine or roller conditioner may mow improperly in case of
very small grass or after the rain.
The grass is wound on the
forming drums
Mowing lying grass without inclination
towards the front.
Always mow low and fast –
inclination towards the front –
4 cm.
Grass blocks the mower –
lack of grass flow or the
flow is uneven.
Too low work speed
Speed up to
10 km/h or more.
Safety device is working
often without clear reason
Worn elements of safety device or
improper regulation
This repair must be done by
SaMASZ service.
Mower does not work,
even though the drive is
transmitted from the
tractor
Damaged intersecting axis gear
Replace intersecting axis gear
Mower is blocked
Damaged gears in the cutterbar.
Damaged bearings in the disc hub.
This repair must be done by
SaMASZ service.
Damaged or dirty hydraulic cylinder and
check valve
Replace or clean hydraulic
connector and check valve.
Mower’s hydraulics does
not work
Tractor’s hydraulic system is damaged.
Check tractor’s hydraulic system.
Tab.5. Mo
Ŝ
liwe usterki i sposoby ich usuwania.
