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6.2 QUALIFIED PERSONNEL FOR MAINTENANCE
All repairs shall be made exclusively by qualified personnel, thereby always using original
replacement parts. If not, the machine may be damaged or the user may be injured.
The maintenance and cleaning of the machine must not be neglected. The life of the machine and its
optimal operation depend on it considerably.
6.3 POSSIBLE BREAKDOWNS
BREAKDOWN
CHECK
None of the machine components
work.
Check that there is voltage at the input and output of the main switch.
Check the control circuit fuse.
Check the condition of the transformer and the contactor.
The feeder does not work correctly.
Check the status of all end-of-travel stops and the positioning of the
same. Check the condition of all electrovalbves.Check the condition of
the automata (feeder box) and the voltage on the line itself. (110 VAC)
Check the pressure at the regulator (6 atm) and the condition of the air
tubes.
The shield-raised indicator does not
turn off.
Ensure that the automata is not receiving a signal at input ch103. If it is,
check the detector
located on the shield cylinder.
The blade does not raise correctly.
Check the level of the hydraulic oil in the converter located inside the
feeder, through the rear
access sheet metal panel.
Check the pressure at the filter - regulator.
Check that the advance may be too high.
Check the “raise blade” pushbuttons.
The feeder does not move correctly.
Check the level of the hydraulic oil.
Check the filter - regulator pressure.
Check that the advance may be too high.
Check the “raise blade” pushbuttons.
Summary of Contents for GAA-500-90 NF
Page 1: ...PRINTED OCTOBER 2020 Page 1 MODEL GAA 500 90 NF AUTO UPCUT COLD SAW WWW SCOTCHMAN COM...
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