Assembly; Lower Shaft And Idle Pulley Mechanism - Brother LH4-B800E Service Manual

3. ASSEMBLY

3-1. Lower shaft and idle pulley mechanism

w
r
i
o
!1
!0
0.5 mm
After attaching the timing belt to the idle pulley assembly q, insert the collar w. Insert the shaft e, and then install the
assembly to the bed with the two set screws r.
Install the timing pulley assembly t to the lower shaft y with the set screw u, and then place the set screw collar
assembly i onto the lower shaft y and then install the lower shaft y to the bed. After checking the thrust direction,
securely tighten the set screw o. The screw stop position is the start of the rotation direction.
Install the cover ! 0 with the two screws ! 1 .
e
q
Insert e
y
t
u
Align edges of pulley
and lower shaft
LH4-B800E
3. ASSEMBLY
3 - 1