Draining Of Oil From The Oil Tank; Adjusting The Amount Of Oil In The Hook - JUKI LH-3500A Series Instruction Manual

4-3. Draining of oil from the oil tank

WARNING :
1. To prevent accidents caused by abrupt start of the sewing machine, do not connect the power
plug until draining of oil has been completed.
2. To prevent the occurrence of an inflammation or rash, immediately wash the related portions if
oil adheres to your eyes or other parts of your body.
3. If oil is mistakenly swallowed, diarrhea or vomitting may occur. Put oil in a place where children
cannot reach.

4-4. Adjusting the amount of oil in the hook

WARNING :
To protect against possible personal injury due to abrupt start of the machine, be sure to start the
following work after turning the power off and ascertaining that the motor is at rest.
Adjust the amount oil using adjusting screw ❶ . Turn screw ❶ clockwise to increase the amount of oil in the
hook or counterclockwise to decrease it. Measure the amount of oil in five seconds. When the amount of oil
is excessively decreased, break-down will be caused. So, be careful.
❶
❶
Oil amount
– 9 –
When draining oil from the oil tank, loosen and re-
move oil confirming window ❶ .
Oil may burst out from the oil confirming
window at the time of draining.
It is recommended, in this case, only to
loosen the oil confirming window instead
of removing it. Then, drain oil while con-
trolling the oil amount bursting out from
the oil amount confirming window ❶ .
Oil amount
decreases increases
Oil splashes