SANKI MAGDRIVE CLAM, Operating And Service Manual

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24
PROBLEM CAUSE REMEDY
1.Conveyor
does not run
when switched
on.
① Power plug is not properly connected
to mains.
② Power switch is not turned on.
③ Inappropriate power source
① Inspection, correction
② Inspection, correction
③ Check power source. → See p.1 0.
2. Conveyor is
turned on,
but motor will
not run
① Disconnection or breakage in wiring
② Too slow conveyor speed (variable-
speed type)
③ Motor protective circuit or emergency
stop switch has been activated.
④ Failure inside motor or control device
① Check and repair wiring.
② Reset to appropriate speed.
→ See p.1 1.
③ Restore protective circuit or emergency
stop switch.
④ Inspection and repair or replacement
3. Motor runs,
but line shaft
does not rotate.
① Line shaft coupling has come off.
② Foreign substance in driving device
③ Overload
④ Wear of gear of geared motor
⑤ Wear of gear (gear driving type
machine)
⑥ Timing belt has been loose, broken or
come off. (Timing belt driving type)
① Inspection and correction, repair or
replacement
② Inspect, remove foreign substance and
clean.
③ Inspect and reduce load.
④ Inspection and repair or replacement
⑤ Inspection and repair or replacement
⑥ Take up belt. Inspection and adjustment,
repair or replacement → See p.2 2 and 23.
4. Line shaft
runs, but
carrying rollers
do not rotate
① Trouble or breakage of magnet of
carrying roller or line shaft
② Foreign substance of magnet of
carrying roller or line shaft
③ Trouble or breakage of bearing of
carrying roller or line shaft
① Inspection and adjustment, repair or
replacement → See p.20 and 21.
② Inspect and remove foreign substance.
③ Inspection and adjustment, repair or
replacement
5.Conveyor
runs, but speed
cannot be
changed
① Breakage in wiring of motor and
control device
② Failure of speed changing device
inside motor or control device
① Inspection and repair or replacement
② Inspection and repair or replacement
6. Electric
shock is
received from
conveyor
① Static electricity has been charged in
frame.
② Electric leakage
① Grounding → See p.1 0.
② Inspection, investigation
9-1. PROBLEMS AND REMEDIES
9
INSPECTION AND MAINTENANCE