22. COMMUNICATION SCREEN OF MAINTENANCE
PERSONNEL LEVEL .........................................................................164
22-1 Data which are possible to be handledIn case of the maintenance .......... 164
22-2 Displaying maintenance personnel level ..................................................... 165
23. Information screen of the maintenance personnel level ...............166
23-1 Display of error record ................................................................................... 166
23-2 Display of the cumulative working information ........................................... 167
24. MAINTENANCE..................................................................................168
24-1 Replacing procedure of feed belt.................................................................. 168
(1) Replacing the top feed belt ......................................................................................................... 168
(2) Replacing the bottom feed belt................................................................................................... 169
(3) Replacing the bottom feed roller................................................................................................. 169
24-2 Changing the amount of alternate vertical movement of walking
foot and presser foot ..................................................................................... 170
(1) When making equal the amount of alternate vertical movement of walking foot and presser foot.. 171
(2) When making 2.5 mm the amount of alternate vertical movement ............................................ 171
24-3 Adjusting the height of the walking foot and the presser foot................... 172
(1) Adjusting the height of walking foot ............................................................................................ 172
(2) Adjusting the height of presser foot ............................................................................................ 172
24-4 Adjusting the needle and the hook............................................................... 173
(1) Adjusting the height of needle bar .............................................................................................. 173
(2) Adjusting the hook ...................................................................................................................... 173
24-5 Adjusting the thread trimmer ........................................................................ 174
(1) Adjusting the thread trimmer cam timing .................................................................................... 174
(2) Adjusting the initial position of the moving knife ......................................................................... 174
(3) Adjusting the initial position of the thread trimmer solenoid........................................................ 174
(4) Adjusting the position of the moving knife and the counter knife................................................ 176
24-6 Greasing parts ................................................................................................ 176
25. OTHERS..............................................................................................177
25-1 Troubles in sewing and the corrective measures ........................................ 177
26. DRAWING OF THE TABLE.................................................................178
26-1 Slant table ....................................................................................................... 178
26-2 Work top table ................................................................................................. 179
26-3 Edge stopper A ............................................................................................... 180
26-4 Edge stopper B ............................................................................................... 181
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