Brother BAS-340 User Manual

~ Adjusting tension of timing belt
NOTE: After adjusting the tension of tim ing bel t, check the home position.
[Adjustment of X- tim ing be lt]
1) Remove the screws, X-feed bracket cover (R) 0 and XY -feed base cover (R)@.
2) Lci@sen the screw on X-pu lley base (R) ~,then adjust X-pulley base (R) ~w i t h the bo lt 0.
3) Apply a vertical load of appro x imately 1000 gat the center of the X- tim ing belt 0 so that the belt
deflection is approx i mately 6.5 mm to 7 mm.
~ Adjusting tension release
0.8 mm or more
1) Remove the screw and the top cover 0.
2) Turn the pulley @to set the roller of the thread trimmer driving lever ~ into the groove of the thread
trimmer cam 0. Loosen the nut 0 and move the tension release w ire shaft @ backwards and forwards
to provide 0.8 mm or more clearance of the tension disc fJ.
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From the library of: Superior Sewing Machine & Supply LLC

Brother BAS-340 Specifications

General

Brand	Brother
Model	BAS-340
Category	Sewing Machine
Language	English