Contents - Pfaff 3827-2 Instruction Manual

Contents

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Contents ..................................................................................... Chapter - Page
Programming and sewing ..................................................................... 12 - 1
Semi-automatic operation ........................................................................ 12 - 1
Automatic operation ................................................................................. 12 - 3
Care and maintenance ........................................................................... 13 - 1
Cleaning ................................................................................................... 13 - 1
Lubricating ............................................................................................... 13 - 1
Checking the air pressure ........................................................................ 13 - 2
Adjustment ............................................................................................. 14 - 1
Tools, gauges and other accessories ....................................................... 14 - 1
Abbreviations ........................................................................................... 14 - 1
Check and adjustment aid ........................................................................ 14 - 2
Pre-adjusting the needle height................................................................ 14 - 3
Centering the needle in the needle hole .................................................. 14 - 4
Zeroing the bottom feed dog ................................................................... 14 - 5
Adjustment with gearbox housing closed ................................................ 14 - 5
Adjustment with gearbox housing open .................................................. 14 - 6
Driving motion of the bottom feed dog .................................................... 14 - 7
Lifting motion of the bottom feed dog ..................................................... 14 - 8
Height of the bottom feed dog ................................................................ 14 - 9
Clearance between presser foot and needle plate ................................... 14 - 10
Adjusting the floating foot ........................................................................ 14 - 12
Top feed driving and connecting levers .................................................... 14 - 13
Zeroing the top feed motion .................................................................... 14 - 14
Feeding motion of the vibrating presser .................................................. 14 - 16
Vibrating presser lift ................................................................................. 14 - 17
Vibrating presser lifting motion ................................................................ 14 - 18
Position of the vibrating presser .............................................................. 14 - 19
Synchronizing the vibrating presser ......................................................... 14 - 20
Matching forward and reverse stitch lengths ........................................... 14 - 21
Eccentric hook shaft bearing .................................................................... 14 - 22
Needle rise, final adjustment of needle height and
bobbin case positioning finger.................................................................. 14 - 23
Height of bobbin case opener .................................................................. 14 - 24
Position of bobbin case opener ................................................................ 14 - 25
Motion of bobbin case opener ................................................................. 14 - 26
Needle thread tension release ................................................................. 14 - 27
Thread check spring and thread regulator ................................................ 14 - 28
Bobbin winder .......................................................................................... 14 - 29
Position of vibrating presser in relation to presser foot ............................ 14 - 30
Pressure on vibrating presser and presser foot ....................................... 14 - 31
Limiting the stitch length ......................................................................... 14 - 32
Lateral position of thread catcher ............................................................. 14 - 33
Point of reversal of needle catcher........................................................... 14 - 34
Knife ......................................................................................................... 14 - 35
Needle thread tension release ................................................................. 14 - 36
Synchronizer ............................................................................................ 14 - 37