Huvema HU 440 DGH, Руководство по эксплуатации

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Problem Possible causes
Vertical square fails. Excessive approach speed.
Inappropriate blade pitch.
Guide adjustment.
Red error indicator light on. Check the FA2 and FA3 motor-guards
Status of the speed variator.
Motors.
Turn off the machine, then turn back on.
Orange tension adjuster indicator light does
not go off. Tighten the blade more.
End-of-travel status.
End-of-travel stop adjustment (deformation of 4.5-mm
washers)
The frame does not go up. Frame up end-of-travel (signal 18).
It does not work in semi-automatic mode. Frame down end-of-travel (signal 19).
Blade tension.
Red error indicator light turned off.
In the semi-automatic mode, the clamp
closes but the machine does not start. Check the I10 input signal at the automata.
Adjust down the P1 pressure switch of the hydraulic power
pack.
7.3 Qualified personnel for maintenance and repair work
•
Repairs shall be made exclusively by qualified personnel, always using original replacement parts. If not,
the machine may be damaged and the user may be injured.
•
Maintenance and cleaning of the machine must not be neglected. The life of the same and its optimal
operation depend on it.
7.4 Manufacturer recommendations
⇒
If the machine is broken down or the saw blade must be replaced, a lock must be placed on the protection
switch and the keys must be placed under the care of qualified personnel.
⇒
Before taking any action on electrical devices, disconnect the plug from the power supply.
⇒
In the event that extension cords are used, ensure that the cable used has the appropriate cross-section
for the machine’s power.
⇒
Whenever any part has to be replaced, use an original replacement part and endeavour to use the oil
recommended by the manufacturer.
Note
In case of any doubt or problem, do not hesitate to consult your dealer.
8. Drawings and schematics
Figure F – Circuit diagram
F1 – power supply, F2 – green
M1 – main motor, M2 – cooling unit, M3 – hydraulics
Figure G – power switching circuit
G1 power supply
G2 automatic
G3 auto
start
G4 auto stop
G5 rotation start
G6 rotation stop
G7 raise frame
G8 close clamp
G9 frame up
G10 frame down
G11 20B pressure switch
G12 blade tension
G13 orange
G14 HID
on
G15 red
G16 green auto on
G17 cooling
G19 auto
down
G20 open clamp
G21 manual down
G22 lower frame