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Adjustment Procedure
4） Face plate mechanism
1. Apply appropriate grease to the roller (armʼs vertical sliding
section) of the needle bar connecting section.
2. Apply appropriate grease to the intermediate presser bar
connection ❶ and armʼs sliding groove section.
[DDL-8000A*-SH, SJ]
3. Confirm that the needle bar ❺ keeps an exact contact with
the oil wick ❻ in the position 5mm below the needle bar upper
bushing ❹ .
If there is no contact, correct it by means of the oil wick support
plate ❼ .
(Caution) Apply a piece of paper to the oil wick ❻ and confirm
whether it is wet with oil.
Results of Improper Adjustment
○
This can be a cause of seizure
○
– 114 –
Grease is not required for the
presser bar ❷ .
If grease is applied, contamination
like black ink is caused by the
presser bar bushing ❸ and the
material cloth may be stained.
between the needle bar ❺ and
the needle bar upper bushing ❹ .
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