Brother International BES-1240BC Instruction Manual - English - Page 230

Chapter 9 Maintenance t w q y t r i u e BES-1240BC 1. Remove two connectors from the rear of the needle bar case. 2. Loosen four screws q, and remove the head cover w, and loosen two screws e and remove the head cover Rr. (Note) Because the heads No.1 and No.2 have the head covers R and L respectively, remove both the the covers when greasing. 3. Loosen four bolts t, and remove needle bar case y. 4. Loosen three bolts u, and remove presser foot guide plate i. 5. Grease all the grooves of the thread takeup cam o and the work clamp cam !0. !0 o y !2 i 6. After greasing, assemble in the reverse order. !1 (Note) • When assembling the needle bar case y, place it on the machine and turn the change pulley !2 behind the cover !1 at right. Check that it is engaged, and then tighten the bolts. • When attaching the presser foot guide plate i, move the presser foot up and down by the retracting lever to check that is it not distorted. 228 BES-940BC • BES-1240BC