Table Of Contents - ELNA 683, 686 Service Manual

FRAME DISMANTLING
BULB COVER
FRONT PANEL
EXTENSION TABLE
BELT COVER
BACK COVER
ADJUSTMENTS
THREAD TENSION
NEEDLE BAR HEIGHT
FEED DOG LIFT
NEEDLE BAR TIMING
FEED DOG HEIGHT
PROJECTION OF THE UPPER LOOPER
RADIUS OF THE LOWER LOOPER
STOPPING POINT OF THE LOWER LOOPER (SYNCHRONIZATION)
LOWER LOOPER TIMING
CLEARANCE BETWEEN LOWER LOOPER AND LEFT AND RIGHT NEEDLE
TIMING BETWEEN UPPER AND LOWER LOOPER
CLEARANCE BETWEEN LOWER LOOPER AND UPPER LOOPER
NEEDLE GUARD
LOWER LOOPER TAKE UP LEVER
UPPER LOOPER TAKE UP LEVER
PRESSER BAR HEIGHT
INDEX
1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20