YG200_YG200L_Mainte_E - 第37页

2-5 2 Daily maintenance items 3 . C h e c k i n g t h e n o z z l e s p r i n g a c t i o n C h e c k t h e s p r i n g a c t i o n o f t h e n o z z l e s . P r e s s o n a n o z z l e o r n o z z l e h o l d e r a n d …

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Daily maintenance items
2. Checking the nozzle leaf springs
If nozzle leaf springs cannot hold a nozzle securely, this adversely affects pickup, recognition and mounting
operations. Periodically check the leaf springs for nozzle holding status.
n
Leaf spring inspection points
Check the following points by removing the nozzle and reattaching it to the nozzle holder.
• The leaf spring has enough gripping force.
• There is no gap between the leaf springs and the nozzle.
• The leaf spring is not warped or deformed.
• The gripping part of the leaf spring is not frayed.
Checking the leaf spring condition
There should be
no gap.
Leaf spring should
not be frayed.
Screw should
be tightened.
Leaf spring should not be
warped or deformed.
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CAUTION
If any of the above points is found to be a problem, remove the nozzle and replace the leaf springs as a pair, by
referring to "1. Nozzle leaf springs" in Chapter 4.
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Daily maintenance items
3. Checking the nozzle spring action
Check the spring action of the nozzles. Press on a nozzle or nozzle holder and if it returns normally there
is no problem. However, if the return action is poor (sluggish) then pickup errors and recognition errors will
occur.
Press on the nozzle tip with your hand.
Returns to original
position
Returns sluggishly
or does not return.
Checking the nozzle spring action
OK NG
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Daily maintenance items
4. Cleaning the feeder plate
Clean the feeder plate by using the brush supplied with the machine. Chips or foreign matter falling on
the feeder plate might bite into the surface during feeder setting and cause the pickup position to deviate.
Periodic inspection and cleaning are recommended to prevent this problem.
Chips
Chips adhering to the bottom
of a tape feeder
Cleaning brush
Cleaning the feeder plate
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