Maintenance And Inspection; Inspection; Status Display - Savch SDA2 Series User Manual

8.1 Inspection

·Periodic inspection items
The periodic inspection items are shown below.
Device
Servo motor
Servo motor drive
Note:Before checking cables of the servo motor and servo motor drive, turn the power off and wait at least five
minutes and check that the charge LED is unlit.

8.2 Status Display

8.2.1 Alarm Display List
In case of alarm, the servo motor drive will indicate alarm code on the key pad.
Refer to below table for the detail.Be sure to check the alarm code to clarify the cause of the alarm.
Display
oc1 Overcurrent1
oc2 Overcurrent2
oS Overspeed
Hu Overvoltage
Et1 Encoder Trouble 1
Et2 Encoder Trouble 2
ct Circuit Trouble
dE Memory Error
Ec Encoder Communication Error
ctE EI(Control signal) Error
oL1 Overload 1
oL2 Overload 2
LuP Main Power Undervoltage
rH3 Regenerative Transistor Error
Description of inspection
• There is no deviation in the linkage between the servo motor shaft and mechanical
system.
• The servo motor is free from direct splashes of water, vapor or oil.
• The servo motor itself does not vibrate excessively.
• Screws of the terminal block and mounting sections are not loose.
•Connectors are inserted correctly.
• There is no massive dust on the servo amplifier.
• There is no malodor, damage, breakage or faults in appearance.

8 MAINTENANCE AND INSPECTION

Name
166
Type
Major
Minor