Control handle doesn’t return on its own from position “lift” to position “transport
neutral”
Jamming in coupling of handle Remove jamming, scrape bright surfaces of
control with power governor joint connections from corrosion traces, put
grease, if required
Bolt of fixing spring on the control Adjust spring tension of the fixing element on
handle is too tight the control handle
Tie-rod of governor control is not Adjust length of tie-rod (see section
correctly adjusted “Adjustments”)
Hinge without load doesn’t lift, when shifting any distributor handle to position “lift”
or “lowering” characteristic sound made by pump under load is not audible
Staining of tractor distributor Disassembly and wash safety valve.
safety valve Adjust pressure maintained by safety valve
Hinge without load doesn’t lift, when shifting one of the distributor handles to
position “load”, characteristic sound made by pump under load, is audible. After
diesel shut down, transfer of position handle to front and then rear position and
diesel start, the hinge is lifting (power handle should be in the front position}.
Clogging of jet opening in the unloading Dismount governor-distributor from tractor,
valve. pull out by-pass valve, rinse valve, clean
valve jet opening.
Foreign particles under control valve Shift position handle to front position.
edge. Sink pusher of governor-distributor.
Shift position handle to rear position;
Pusher should move upwards by at least
7 mm. If distance is less, dismount
governor-distributor, wash control valve
and body.
Hinge with load doesn’t lift, or its lift is slow.
The fault develops as oil heats up Check pump capacity, if pump efficiency is
in the hydraulic system – faulty pump less than 0.7., replace the pump
The defect develops at any oil temperature Dismount governor-distributor, pull out by-
clogging of unloading valve. pass valve, wash it and the body in diesel fuel.
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