Baby Lock BL J18-QM Installation Manual - page 27

Pg. 26

2-1. Attach one (1)  Belt Clamp Front and one (1) 

Belt Clamp Back to one (1) Belt Bracket A using 

two (2) M6 x 24mm Hex Bolts and two (2) M6 Hex 

Nuts, as shown in Fig. 2-A. Thread the bolts into 

the nuts only until they grab the first thread, so 

that the front and back clamps remain loose, as 

shown in Fig. 2-B. 

Step 2: Belt Bracket Assembly

Parts Needed:

1- Belt Bracket A

1- Belt Bracket B

1- Belt Clamp Front

1- Belt Clamp Back

1- Belt Tensioner Housing

2- M6 x 12mm Hex Bolt

2- M6 x 24mm Hex Bolt

4- M6 Hex Nut

Fig. 2-A

Fig. 2-B

2-2 . Now you will assemble one (1) Belt 

Tensioner Housing to Belt Bracket B. Do this 

by threading two (2) M6 x 12 Hex Head Bolts 

through the two holes in the plastic housing piece 

and into the Belt Bracket B. Secure these in place 

using two (2) M6 hex nuts and tighten completely, 

as shown in Fig. 2-C and 2-D.

Fig. 2-C

Fig. 2-D

Bel

t B

rack

et A

M6 Hex Nut

M6 x 24mm 

Hex Bolts

Belt Clamp Back

Belt 

Clamp 

Front

Belt Brack

et B

Belt Tensioner 

Housing

M6 x 12mm 

Hex Bolt

M6 Hex Nut