Replacing The Movable Knife And Fixed Knife; Adjusting The Belt Loop And Presser Foot Height - Brother BAS-705 Instruction Manual

6-8. Replacing the movable knife and fixed knife

i
q
e
u
y
r
t

6-9. Adjusting the belt loop and presser foot height

Make this adjustment at the point where the belt loop is under the presser foot during step operation.
q
r
1-2mm
t
1. Remove the stud screw q and bolt w, and remove
the knife unit.
2. If the movable knife e is slid downwards, it can be
removed.
NOTE: Remove all dust from the cutter unit.
3. If the two screws r are removed, the fixed knife t
w
can be removed.
4. Install by carrying out the above procedure in re-
!0
verse.
NOTE
o
1. Loosen the nut e of the shock absorber w under-
neath the driving cylinder arm q, and then turn the
shock absorber w to adjust so that the space be-
tween the presser foot r and the belt loop t is 1 -
w
2 mm.
e
2. After adjusting, tighten the nut e to secure the shock
absorber w.
NOTE: If the amount of looseness in the belt loops is
65
6. STANDARD ADJUSTMENT (MECHANISMS)
When replacing the movable knife, connect the
loop support y to the new knife.
After replacing the movable knife, if the mov-
able knife does not move smoothly, or if it has
a large amount of looseness, loosen the four
screws u and adjust the position of the mov-
able knife guide i so that there is no loose-
ness and the movable knife moves up and
down smoothly.
Loosen the two bolts o and move the fixed
knife shaft backwards and forwards to adjust
the meshing so that #80 cotton or spun rayon
thread can be cut.
too great, the loose section may touch the
presser foot r. In such a case, lower the fork
enough so that the belt loops do not touch the
presser foot r.
BAS-705