Brother BAS-761 Removal of the fixed knife and the movable knife, Removal of the movable knife

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10. Adjustments

10-4. Removal of the fixed knife and the movable knife

Note:

Turn off the power switch.

Removal of the fixed knife

Notch

qw

Belows rail

r

e r

u

t

i

y

1.Remove flat-head screws q and then needle plate RR w and needle plate RL e.

2.Remove clamping screws r and then tilt the machine head.

NOTE:

At this time, adjust the position of the machine head so that it is aligned with the notch in the bellows rail.

3.Remove clamping bolt t and then bobbin case holder position bracket y.

4.Remove flat-head screw u and then fixed knife i.

¡When the fixed knife i becomes blunt, sharpen it as illustrated at right.

Removal of the movable knife

 

 

q

 

r

 

 

 

e

t

w

y

t

y

u

1.Remove flat-head screws q and then needle plate RR w.

2.Remove clamping screw e and then presser foot assembly r.

3.Turn the pulley and stop the needle bar at its highest position.

4.Remove screw t and then needle y.

5.Push thread trimming rod t in the arrowed direction and stop where flat-head screws y can be seen.

6.Remove flat-head screws y and then movable knife u.

Note:

To reassemble, reverse the above procedures.

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BAS-761

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Contents BAS-761 Safety Instructions Environmental requirements Installation Cleaning Thread take-up cover Belt cover Guard bar Contents Names of Machine Components Names of Machine ComponentsSpecifications Installation Installation of the machine tableInstallation of the spool stand Removal of the fixing bolts from the machineConnection of the air hose Connection of the foot-switch connectorPositioning of the front supporter Installation positions for operation box and switch box Installation of the folding group assembly Before installationLubrication Installing the needle Correct operationUpper threading X2.4 rotary hookBobbin case threading Removal of the bobbin caseRemoval of the bobbin X2.4 rotary hook X1.7 rotary hookBobbin thread winding Thread tension Thread take-up spring X2.4 rotary hook X1.7 rotary hookButton functions Operation box panel buttonesThread Monitor button Thread Monitor indicator Test button Test indicatorButton functions Sewing Speed button Counter buttonCancel button Button functions Bobbin Change buttonEnter button Arrow keysSwitch box panel buttones @1 Reset button@0 Start button @2 Emergency Stop buttonFoot switch Restart buttonesSettings before sewing Setting the folder modeSetting the sewing speed and the bar tacking speed Settings before sewingTack Speed 3000 rpm Setting the lower thread counter Replacing the lower threadSetting the piece counter Setting the stacker roller feed amountSetting the date and time Change date DATE1998/10/1 Screen Change time TimePreparation for sewing Preparation for sewingRead sewing data Sewing with the folder in automatic mode SewingSewing with the folder in pattern matching mode Sewing with the folder in label attachment mode Sewing with the folder in step mode Test feeding Emergency stop To stop the machine during sewingTo continue sewing To interrupt sewing and return to the standby positionAdjustments Needle-bar height adjustmentPresser foot height adjustment Needle and rotary hook timingRemoval of the fixed knife Removal of the fixed knife and the movable knifeRemoval of the movable knife Stacker position adjustment Sewing clamp assembly number selection Sewing clamp assembly numberUsing the DIP switches Using the DIP switchesDIP switch positions Functions of operation panel DIP switchesUsing the DIP switches Table of error code Error code Contents Reset Emergency Stop button pressed 15-1, Naeshiro-cho, Mizuho-ku, Nagoya 467-8561, Japan. Phone