Uniforest 65H Instructions For Use Manual page 25

Forestry winches
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3. After it is turned on, the
reeling machine unreels
only ~ 5 m of the wire rope
and then it stops working.
4. After it is turned on, the
reeling machine unreels
only ~ 5 m of the wire rope
and then it stops working.
After some time it starts
working again, then stops
again and so on.
5. After it is turned on, the
reeling machine is working,
but it does not unreel the
wire rope and the pulley is
spinning freely.
6. After some time (until the
oil heats up) the reeling
machine stops working.
7. The reeling machine
randomly works or does
not work.
When the unreeling stops, check
the pressure in the system. Then
follow the instruction under point
1 or 2.
1. The number of revolutions
per minute on the cardan
shaft is too low
2. Incorrect setting of the
safety valve or thrust
rollers
3. Damaged or improperly
installed wire rope.
1. The thrust rollers do not
execute enough pressure
on the wire rope.
2. Improper diameter of the
wire rope
a) The electrohydraulic valve
jams at a certain
temperature.
b) Worn hydraulic engine –
too much leakage
Loosened electrical connections
25
Increase the rpm of the cardam shaft.
See point 1.
Properly install the wire rope on the
drum and reeling machine – it should
be possible to uncoil the rope without
turning the machine on. If the wire
rope is damaged, replace or remove
the damaged part.
Tighten the thrust rollers, until the pulley
starts unreeling the rope.
Replace the wire rope.
Replace the valve.
Replace the hydraulic engine.
Check the electrical connections and
tighten them accordingly.

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