Kiwami 4D-970, Service Manual

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２．１
Tapping does not work.
Yes
Is tapping motor connector of main circuit board (CN14) firmly
connected?
No
Connect the connector firmly.
Is the voltage out on the connector of main circuit board(CN14)
when tapping mode is set with the remote?
(The voltage is changed by operation mode)
Yes
No
Replace the main circuit board.
No
Is there any backlash on knead balls?
(Is there any break on driving part of knead ball unit?)
Yes
Is 9 pin connector of tapping motor firmly connected?
No
Connect the connector firmly.
Yes
Is 2 pin connector of tapping motor firmly connected?
No
Connect the connector firmly.
Is there any cut on 9 pin cord of mechanic or 9 pin cord of control
unit?
Exchange the cord.
No
リモコンのコントロール基板、ま
たはゴムボタン交換
Yes
No
Is there any disconnection, cut or wear of tapping belt?
Reattach or replace the tapping belt.
Yes
Exchange the tapping motor.
No
Exchange the knead ball unit.
Yes