Codes, Cent’d) in current – Yaskawa i80M Maintenance Manual User Manual

Page 110

Advertising
background image

4.2

TROUBLESHOOTING BY ALARM

4.2.27 ALARMS 3361 TO 3365 (WIRE BREAK

INSTRUCTION CABLE)

CODES

(Cent’d)

IN CURRENT

Table 4,29

A l a r m s 3 3 6 1 t o 3 3 6 5

B r e a k

C u r r e n t I n s t r u c t i o n

Cause of Trouble

Control board fault

Wire break or
connection error

between NC and
SERVOPACK

Other alarm (not

really wire break
in current instruc-
tion cable)

Check Method

I

Solution

Alarm occurs immediately after control power

Replace

is turned ON.

SERVOPACK.

Alarm occurs immediately after control power

Connect properly.

is turned ON.

I

I

I

There is another alarm.

Correct causal

alarm.

4.2.28 ALARMS 3371 TO 3375 (OPEN PHASE)

Table 4.30

Alarms 3371 to 3375 (Open Phase)

Causeof Trouble

Check Method

Solution

Control board fault

Alarm occurs ‘immediately after control power

Replace

is turned ON.

SERVOPACK.

Imperfect connection

Alarm occurs after main power is turned ON.

Connect properly.

of 3-phase power

MCCB is not tripped.

supply

102

Advertising