Adjustment
13 - 32
13.09 Function control of the bobbin thread monitor
Requirement
When the thread is pulled, the value under "Rx" must change from "ON" to "OFF" (perfect
transmission of the incoming signal of the bobbin thread sensor).
● Place the bobbin in the bobbin case and the bobbin case in the hook.
● Switch on the machine.
● Call up the input mode.
● Call up the service menu.
● Call up the sensor menu.
● Pull the thread by hand and check the requirement.
● If necessary, increase or reduce the transmitting power (Tx).
● Switch off the machine.
Fig. 13 - 29
97%
97%
12
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