Table Of Contents - Husqvarna VIKING Designer Jade 20 Service Manual

Contents
IMPORTANT SAFETY INSTRUCTIONS ............................................................................................... 5
Directions for use ............................................................................................................................ 6
ESD 6
Service tools ................................................................................................................................... 7
Settings - Quick reference ................................................................................................................. 8
1.Belt tension - drive belt ................................................................................................................ 10
2.Motor Belt tension ...................................................................................................................... 11
3.Timing of the Feeding in relation to the needle .............................................................................. 12
4.Setting the needle in centre position ............................................................................................. 13
5.Position of needle point to limiting plate ........................................................................................ 14
6.Play between Hook gear and lower shaft gear .............................................................................. 15
7.The timing of the hook in relation to the needle .............................................................................. 16
8.The gap between the needle and the hook .................................................................................... 17
9.Setting the feed dog in relation to the needle plate ......................................................................... 18
10.Feed dog height....................................................................................................................... 19
11.Presser foot height and parallelism to the needle plate .................................................................. 20
12.The needle bar height ............................................................................................................... 21
13.Height of needle threader ......................................................................................................... 22
14.Lower thread tension (thread tension of the bobbin case) .............................................................. 23
15.Upper thread tension ................................................................................................................ 24
16. Stitch length balance basic setting ............................................................................................. 25
17.Darning stitch position adjustment .............................................................................................. 26
18.BH photo sensor position adjustment .......................................................................................... 27
19.Adjustment of bobbin winding ................................................................................................... 28
20.Adjustment of bobbin winder stop .............................................................................................. 29
Service Program ........................................................................................................................... 30
Service Menu 1 - Stepper Motors .................................................................................................... 30
Service Menu 2 - Running-in mode .................................................................................................. 31
Service Menu 3 - Adjusting forward reverse stitch ............................................................................. 31
Service Menu 4 - Foot controller ...................................................................................................... 31
Service Menu 5 - Test Pattern .......................................................................................................... 32
Service Menu 6 - Sensor test ........................................................................................................... 33
Service Menu 7 - Keyboard test ...................................................................................................... 34
Service Menu 8 - Software version .................................................................................................. 35
Service Menu 9 - IC number ........................................................................................................... 35
Service Menu 10, 11, 12 , 13 , 14 ................................................................................................ 35
Service Menu 15 - LED check ......................................................................................................... 35
Removing the covers ...................................................................................................................... 36
A. Light Cover .............................................................................................................................. 36
B. Thread Tension Cover ................................................................................................................ 37
C. Needle Plate ............................................................................................................................ 37
D. Base ........................................................................................................................................ 37
E. Front Enclosure .......................................................................................................................... 38
F. Unit Cover ................................................................................................................................ 40
G. Top Cover ................................................................................................................................ 41
H. Rear Enclosure.......................................................................................................................... 41
Electrical Parts Connection ............................................................................................................. 42
2 1047356-26