Adjustment
121
Fig. 13 - 36
1
2
13
.39 Hook lubrication
Requirement
1. After approx. 10 sewing cycles, a fine oil streak should appear on a piece of paper held
below the hook.
2. The felt ring should lightly touch the spring-loaded metal disc.
● Check the oil level, see Chapter 12.06 Check the oil level for the hook.
● Switch on the machine.
● Adjust oil guide ring 1 ( grub screw 2 ) according to the requirements.
● Switch off the machine.