Zetor MAJOR HS, Operator'S Manual

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Before driving a new tractor, first get acquainted with the gear shifting scheme and try out individual
positions of gear shifting lever with engine at standstill.
Before you drive off in normal operation you must make sure that technical condition corresponds with the
conditions of safe operation.
General principles of new tractor run-in in first 100 hours of operation
In first 10 hours of operation
From 100 hours of operation
During first 100 hours of operation:
z
Load tractor in a normal way, avoid operation with low
or maximum engine revolutions
z
Avoid operation under partial loading of the engine
z
Avoid excessive idle run operation
z
Check oil levels in engine often (during this time
increased oil consumption is normal)
z
Check screw joints in particular in supporting parts of
tractor
z
Learned insufficiencies to be removed immediately, you
will thus prevent subsequent damage or endangered
operation
z
Keep the same procedure also after tractor complete
overhaul
nm15d059
z
perform run-in in traffic
z
tighten fastening nuts of front and rear wheels including
connectionbead / rim with prescribed torque
NM13N100
After drive in completion you can work with tractor without
limitations.
Recommended
operation
revolutions 1,400 - 2,300
rpm
Idle run revolutions 900 rpm
Oil pressure with
idle run revolutions min. 0,14 MPa
Max. coolant
temperature 110°C
E256
RUNNING IN THE TRACTOR
61