Adjusting The Presser Foot - JUKI MF-7900 Series Engineer's Manual

(15) Adjusting the presser foot

WARNING :
Turn OFF the power before starting the work so as to prevent accidents caused by abrupt start of the
sewing machine.
1. Height of the presser foot
Height of the presser foot has to be the position the presser foot does not come in contact with other
components at the position where lifter lever ❶ is lowered and comes in contact with height adjust-
ment screw ❸ .
Dimension A → 8 mm in case of needle gauge 5.6 mm without top covering
5 mm in case of needle gauge 5.6 mm with top covering
❶
2. Position of the lifter connecting plate
(1) Adjust the clearance provided between lifter connecting plate ❹ and hinge screw ❺ to 0.5 mm when
the presser foot is lowered in the state that the feed dog comes down below the throat plate.
(2) Adjust so that the needle enters in the center of needle entry of the presser foot and fix the presser
foot with setscrew ❻ in the presser bracket.
0.5 mm
Standard adjustment
❸
❷
– 42 –
❻
A
Center of needle entry
❼