Rotate the lifter lever out until it locks into place as shown (Figure 6). This will raise the presser foot above the throat plate.
Remove the looper cover.
Remove the throat plate.
Remove the feed dog gently off the carrier block.
Turn machine pulley until the looper is at maximum back stroke position to left of needle. The looper stroke is correct when there is 1/32″ (.032″) (8mm) between looper point and edge of needle when looper is at maximum back stroke (Figure 8). Use 1/32″ gauge for checking this clearance. If correct proceed to next adjustment. If incorrect remove housing cover. Loosen socket cap screw and rotate looper unit 1/32″ until clearance is achieved. Reinstall cover.