Happy HCS2-1201-30, Руководство по обслуживанию

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17 8
6-2-9 Trouble shooting (Malfunction of needle bar change)
Trouble Factor Cause of trouble and measure
Page
Head does not
Mechanical
1. Check lint or cloth is seized between Lower Moving rail and Bearing.
move 1-1 Remove seized lint or cloth.
(E-021)
2. Check lint or waste is seized in gap of Moving Cam.
(E-022) 2-1 Remove seized lint or waste.
3. Effect by breakage of parts.
3-1 Repair broken place.
Operator 1. Check Stopper of Moving Head is removed.
1-1 Remove Stopper.
Uncontrollable
Mechanical
1. No problem in sensor circuit board ?
Move 1-1 Clean dust attached to sensor.
(E-024) 1-2 Replace sensor circuit board. 4-2-3
(E-025) 2. Trouble in potentiometer.
2-1 Replace
4-2-4
3. Needle number is not exactly recognized.
3-1 Recognize needle number with maintenance mode.
3-4-2
4. Breakage of Pulse Motor .
4-1 Replace Pulse Motor.
( ) ---Reference instruction book