Name: Brother LX27NT
Brand: Brother
Rating: 5 (1 reviews)

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Failure Investigation

for Electronic Parts

Failure Investigation for Electronic Parts

Failure Investigation

for Electronic Parts

5 - 3

Main motor does not turn or Rotation speed is slow

Replace the foot controller.

When unplug the foot controller plug from the

socket of the machine and turn on the power

switch, is the resistance between pins A of the

socket 60 to 80 Ω? (for 120V AC countries)

* Refer to Fig. 1.

Main motor does not turn when

pressing foot controller.

Rotation speed is slow.

Is the sewing lamp turned on?

Does the pulley turn smoothly?

Refer to "5-2 Sewing lamp

does not light".

Reassemble the upper shaft

assy.

Replace the motor 3P supply

assy.

Fig. 1

*1 For 220 to 240V AC countries : 250 to 400Ω

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Brother LX27NT Specifications

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