Krone KW 5.50 / 4 x 7 T, Operating Instructions Manual

Page: 21 / 42

III - 3
• Push the PTO shaft onto the PTO shaft end of the
tractor. Make sure that the locking device clicks into
place.
• Fix the protective sleeve (1) with chains (2) to prevent
it from rotating with the shaft.
Check the PTO shaft for correct length
the first time the rotary tedder is used
and every time a different tractor is
used.
If the length of the PTO shaft is not
correct for the tractor, it is essential to
take note of section 3.3.1 "Adjusting
the PTO shaft length".
KW000007
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3.4 Hydraulic
3.4.1 Special safety instructions
For the operation of the rotary tedder, the tractor must
be fitted with a single acting control valve.
•
Couple hydraulic hose (1) to female coupler (2) of the
control valve.
• The control rope (3) which is used to move the
machine to transport position, has to be tied to an
appropriate point on the tractor.
When coupling the hydraulic hose be
sure that the hydraulic control unit is set
to floating or lowering position.
KW000008
1
2
3
After the rotary tedder has been
coupled to the swinging drawbar, turn
off the engine. Remove the ignition
key. Protect the tractor from rolling!
• When connecting the hydraulic hoses
to the tractor, the hydraulic system on
both sides must be free from pressure!
• When tracing leakages, use suitable
aids and wear protective goggles to
prevent injury.
• Fluid escaping under high pressure
(hydraulic oil) can penetrate the skin
and cause serious injury! If such
injuries occur, consult a doctor
immediately. Danger of infection!
• Release the pressure before
disconnecting hoses and before any
work is carried out on the hydraulic
system.
• Check hydraulic hoses regularly, and
replace any damaged or worn hoses.
Replacement hoses must conform to the
mower manufacturer’s technical
specifications.