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7.2.1 Lubricating the machine head
Proper setting
The oil level is between the minimum level marking and the maximum
level marking.
Fig. 61: Lubricating the machine head
(1) - Refill opening
(2) - Maximum level marking
To lubricate the machine head:
1. Check the oil level indicator every day.
2. If the oil level is below the minimum level marking (3):
7.2.2 Lubricating the hook
The approved oil quantity for hook lubrication is a factory specification.
Proper setting
1. Hold a piece of blotting paper next to the hook (1) while sewing.
After sewing a stretch of approx. 1 m, the blotting paper will have
Fig. 62: Lubricating the hook
(1) - Hook
94
①
②
③
Pour oil through the refill opening (1) but no higher than the maximum
level marking (2).
been sprayed with a thin and even film of oil.
①
(3) - Minimum level marking
(2) - Screw
Operating Instructions 911-210 - 04.0 - 11/2016
Maintenance
②
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