−91 −
(4) Adaptation to the PK pedal
PK pedals below can be connected to the machine.
When using PK pedal, the relay cord below is necessary.
1. Connecting procedure
(1) Remove connector CN41 (white • 6P) of MAIN p.c.b. in the control box. The connector which has been
removed is the connector of the pedal provided as standard. Use it in case of need.
(2) Connect connector (CN41) of the relay cord to CN41.
(3) Connect connector (CN41) of the relay cord with the connector of PK pedal. In case of PK-57, the
connection is completed with the work above. Besides, in case of PK-57, the earth line protrudes at the
connector section. However, it is not necessary to connect it.
(4) In case of PK-57, remove the cover and perform the change of connection of the micro switch located
inside the pedal. Change the connection of micro switch (upper side) in which the switch button is
pressed when the pedal is set to free from NC (normal close) to NO (normal open).
2. Setting procedure
(1) In case of PK-51
1 Set L07 (effective/ineffective) of level 3 of the memory switch to “Effective”.
2 Select “PK-51” with K01 (pedal selection) of level 2 of the memory switch.
(2) In case of PK-57
Select “Without 1-pedal intermediate position” with K01 (pedal selection) of level 2 of the memory
switch.
Name of part
PK-51
PK-57
JUKI Part No.
GPK510010B0
GPK570010B0
Remarks
2-pedal type for standing work
1-pedal 2-step type for standing work
Name of part
PK pedal relay cord (asm.)
JUKI Part No.
40003493
Remarks
Common to PK-51 and PK-57