Possible Faults And Repairs; Functioning Anomalies - Sigma PE 7.5 Instruction Book

13.1) POSSIBLE FAULTS AND REPAIRS

FUNCTIONING
ANOMALIES
When turning switch into position
1 the warning lamp does not light
When pressing start button the
machine does not start.
The machine stops and does not
start again
Continuous noise.
The tool does not do its normal
revolution on the tool shaft.
A
POSSIBLE CAUSES
1) The plug or the wires are not
correctly connected.
2) The warning lamp is burnt
3)
1) The protection grid is open
2) The bowl is not in the correct
position .
3) The safety microswitches are
damaged.
1) The termic probe has intervened
2) The inverter protection has
intervened
1) Check roller bearings.
1) Belt released.
2) Belt worn out.
3) Etrainment pin broken
13.2) Extraordinary maintenance:
In case of operations not mentioned in this instruction manual
please call SIGMA SrL. To replace motor, electronic panel,
important mechanical parts such as planetary or gears or if the
machine falls down, please get in touch with our assistance
service.
REPAIRS
1) Check right connection.
2) Replace the light.
1) Turn it completely close again
and block it.
2) Check the position.
3) Replace the microswitches.
1) Wait some minutes for the
cooling of the machine
1) Replace the bearings.
1) Tighten the belt
2) Replace the belt.
3) Replace the pin.
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