Maintenance And Inspections - Panasonic MINAS A Series Operating Manual

Maintenance and Inspections
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Routine maintenance and inspections are essential for proper and satisfactory op-
eration of the driver and motor.
Notes to Maintenance/Inspections Personnel
(1)Power-on/off operations should be done by the operators themselves.
(2)For a while after power off, the internal circuits is kept charged at higher voltage.
Inspections should be done a while (about 10 minutes), after the power is turned
off and the LED lamp on the panel is extinguished.
(3)Do not take insulation resistance measures because the driver gets damaged.
Inspection Items and cycles
Normal (correct) operating conditions:
Ambient temperature: 30°C (annual average) Load factor: max. 80%
Operating hours: max. 20 hours per day
Daily and periodical inspections should be done per the following instructions.
Type
Daily
inspection
Periodical
inspection
<Notes>
If the actual operating conditions differ from things mentioned above, the inspection
cycles may change accordingly.
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Cycles
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Ambient temperature, humidity, dust, particles, foreign matters, etc.
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Abnormal sound and vibration
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Main circuit voltage
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Odor
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Daily Lint or other foreign matters in the ventilation openings
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Cleanliness of the operation board
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Damaged circuits
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Loosened connections and improper pin positions
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Foreign matters caught in the machine (motor load)
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Loosened screws
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Every year Signs of overheat
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Burned terminals
nspection items
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