Brother Z-8550B Instruction Manual page 109

Clearing the cumulative time between grease applications
1
While pressing
2
Select [Grease up].
3
Press .
4
Press .
The display will switch to the home screen.
5
Depress the treadle to run the sewing machine for 1 second or more.
6
Turn the power switch to "OFF".
This completes the reset operation.
, turn on the power switch.
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