Baby Lock BLDY Service Manual page 282

Application of
Assembly
4. Align the two bosses of bushing supporter A with the two positioning holes of base plate assy, and set
the bushing supporter A to the base plate assy. Set the two lower shaft bushings of lower shaft B assy
to the mounting position of bushing supporter A and the mounting position of base plate assy. Attach
the bushing presser A to the bushing supporter A with the two screws (screw, bind M4x16). Attach the
bushing presser to the base plate assy with the screw (screw, bind M4x8).
*Key point
• Check that the feed cam is set between the feed arm B assy and feed supporting plate assy.
5. Align the two bosses of drop assy with the two positioning hole of base plate assy, and attach the drop
assy to the base plate assy with the two screws (screw, bind M4x5).
*Key point
• Check that the feed dog correction lever is on the upper side of feed cam.
6. Attach the spring (XC9277) to the feed arm B assy and feed supporting plate assy.
Screw, bind M4x8
Bushing presser
Feed dog correction lever
Lower shaft B assy
Lower shaft bushing
Feed supporting plate assy
Mounting position
Feed dog correction lever
Drop assy
Spring
(XC9277)
Feed arm B assy
Feed supporting plate assy
Feed module
Feed cam
Spring (XC9277)
Feed arm B assy
Lower shaft B assy
Feed cam
Screw, bind M4x5
3 - 184
Screw, bind M4x16
Bushing presser A
Drop assy
Lower shaft bushing
Bushing supporter A
Mounting position
Base plate assy
SPRING (XC9277)
Screw, Bind M4X16
Screw, Bind M4X8
Screw, Bind M4X5