8. ELECTRIC MECHANISM

８-４-２. Contact failure

The connectors functions are divided into five categories. Some connectors may belong to more than one group. Be sure to investigate another category if a problem is not found in one category.

For the details of connections, refer to the control circuit block diagram at the end of this manual.

1. Feed mechanism

Problem

Connector No. and position

 

 

• The feed mechanism operates but the home position is not

3654Q

 

detected correctly.

 

• Error E-A0 is displayed. ([E.A1] KE-436B, 436C)

 

• The work clamp does not operate.

 

• Error E-61 is displayed. (solenoid specification only)

 

 

* Not used with pneumatic specifications.

• Forward feed does not operate correctly.

 

• Error E-A0 is displayed. ([E.A1] KE-436B, 436C)

 

 

3655Q

• Sideways feed does not operate correctly.

 

• Error E-A0 is displayed. ([E.A1] KE-436B, 436C)

 

 

3656Q

 

 

2. Work clamp lifter and thread trimmer mechanisms

 

Problem

Connector No. and position

 

 

• The work clamp does not operate.

 

• The machine does not operate.

 

 

3657Q

 

 

• The work clamp does not operate.

3658Q

 

• Error E-61 is displayed. (solenoid specification only)

 

• Thread trimming is not performed.

 

 

* Not used with pneumatic specifications.

• Thread take-up lever does not operate.

 

 

3659Q

 

 

143

KE-430B, 430C series