Brother International BAS-342G Instruction Manual - English - Page 67
Adjusting the rotary hook lubrication amount, STANDARD ADJUSTMENTS
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11. STANDARD ADJUSTMENTS 11-8. Adjusting the rotary hook lubrication amount Less oil More oil The optimum position is when the head of the set screw (1) is aligned with the edge of the bed. The rotary hook lubrication amount can be adjusted within three turns to the right from that position. • If the set screw (1) is turned clockwise, the lubrication amount becomes smaller. • If the set screw (1) is turned counterclockwise, the lubrication amount becomes greater. Oil tube More oil * If you would like the lubrication amount to be increased further from the position the head of the set screw (1) is aligned with the edge of the bed, use the following method to make the adjustment. Aligned Three turns of the set screw (1) 4036M Less oil 4037M 1. Remove the four screws (1), and then remove the X motor cover (2). More oil Less oil 2. Tilt back the machine head. 3. Insert a screwdriver into the holes in the left side of the sewing machine bed and loosen the two bolts (3). 4. Move the sub-tank (4) up or down to adjust its position, and then tighten the two bolts (3). • If the position of the sub-tank (4) is raised, the lubrication amount will increase. • If the position of the sub-tank (4) is lowered, the lubrication amount will decrease. 5. Return the machine head to its original position. 6. Install the X motor cover (2) with the four screws (1). 4038M BAS-342G 58