
LH4-B800E
3 - 6
3. ASSEMBLY
Provisionally install the length feed plate
q
to the feed arm support
r
with the two eye bolts
w
and the two spring
washers
e
. Provisionally install the two feed presser plates
t
to the bed with the four screws
y
. Then tighten the
screws
y
to secure the feed presser plates
t
so that the window in the length feed plate
q
is in the center of the
needle plate when the feed arm is moved forward and back. Securely install the length feed plate
q
with the eye bolts
w
so that the feed arm moves smoothly. Install the feed cover
u
to the feed arm support
r
with the eye bolt
i
and
the plain washer
o
.
Install the cam
!0
to the support plate
!3
with the two eye bolts 4.37x5
!1
and the two plain washers
!2
. Install the
support plate
!3
to the feed arm
!5
with the two eye bolts
!4
and the two plain washers
!2
. (Feed arm assembly
!6
)
Install the feed arm assembly
!6
to the feed arm support
r
with the feed arm support shaft
!7
. Secure the feed arm
support shaft
!7
by tightening the set screw
!8
.
Insert the spring
@0
into the work clamp
!9
, and then install the work clamp
!9
to the feed arm assembly
!6
with the
shoulder screw
@1
. Install the feed arm support
@2
and the opening cam assembly
@3
to the feed arm assembly
!6
with
the two screws
@4
.
t
t
r
r
e
w
q
!0
o
i
u
y
!5
!4
!3
!2
!2
!1
!8
!7
!6
@0
!9
!6
@2
@3
@1
@4
!6
Summary of Contents for LH4-B800E
Page 55: ...LH4 B800E 2 30 2 DISASSEMBLY ...
Page 87: ...LH4 B800E 3 32 3 ASSEMBLY ...