Adjustment Procedure
Results of Improper Adjustment
For your long usage, the following routines (checks and mainte-
nance) are recommended:
(
1
)
Oil quantity check
1. Confirmation of the amount of oil in the hook oil tank
Confirm that the top of oil amount indicating rod
❶
is between
the upper engraved marker line
A
and the lower engraved
marker line
B
of the oil amount indicating window.
(
2
)
Cleaning
1. Remove needle
❶
, presser foot
❷
and throat plate
❸
.
2. Remove dust adhered to feed dog
❹
and thread trimmer unit
❺
with a soft brush or cloth.
3. Tilt the machine head and wipe out the dirt of bobbin case and
the like with soft cloth, and confirm that there is no scratch. Wipe
out with the cloth dust and hook oil drained in the under cover
near the hook.
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