Strobel 441-1, Mechanic'S Instructions

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MA_441-1-2_A1_180830_en
Mechanic’s instructions
STROBEL Class 441-1 and 441-2
Contents
1 General notes on safety ............................................................................................ 4
2 General notes ............................................................................................................ 6
2.1 Operating instructions ..................................................................................... 6
2.2 Class designations, machine number and initial basis for descriptions .......... 6
2.3 Applications of the machine use as intended ................................................. 6
2.4 Technical data ................................................................................................ 7
2.5 Abridged version of adjustment manual ......................................................... 8
3 Disassembly of the machine ................................................................................... 10
3.1 Disassembly of the front main shaft (Fig. 1 to Fig. 5) ................................... 10
4 Assembly of the machine ........................................................................................ 14
4.1 Assembly of the shaft (Fig. 4, Fig. 6 and Fig. 7) ........................................... 14
4.2 Assembly of the stitch variable eccentric (Fig. 4, Fig. 5, Fig. 6, Fig. 7) ......... 14
4.3 Setting the ecc. pin for stitch adjustment (Fig. 4 and Fig. 8) ........................ 15
4.4 Setting of the needle and transport movement ............................................. 16
4.5 The looper movement ................................................................................... 17
4.5.1 Setting the looper movement ........................................................... 17
4.5.2 Setting the looper eccentric .............................................................. 18
4.5.3 Setting the front crank ...................................................................... 19
4.5.4 Setting the front looper position to the feed cup .............................. 19
4.5.5 Setting the loop stroke ..................................................................... 19
4.5.6 Setting the rear bearing bracket ....................................................... 20
4.6 Height adjustment of the feed cup ................................................................ 20
4.7 Assembly of the front cup ............................................................................. 20
4.8 Tread lifting in the needle bar head .............................................................. 22
4.9 Spring tension at the plate bearing arm ........................................................ 22
4.9.1 Plate arm lifting ................................................................................ 22
4.10 Needle setting ............................................................................................... 23
4.10.1 Height adjustment of the needle (Fig. 13) ........................................ 23
4.11 Replacing the looper ..................................................................................... 24
4.12 Thread trimmer (optional) ............................................................................. 25
4.12.1 Calibration ........................................................................................ 25
218.05.10