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From the library of: Superior Sewing Machine & Supply LLC

Summary of Contents for LS2-1180

Page 1: ...SUBISHI Industrial Sewing Machine TECHNICAL INFCRMATION Automatic Undertrimmer Single Needle Lookstitch Model LS2 1180 ET 035 A MITSUBISHI ELECTRIC From the library of Superior Sewing Machine Supply L...

Page 2: ...lation of knife base and fixed blade bracket unit 8 4 2 4 Connection of knife base and knife driving crank 9 4 2 5 Knife driving shaft and related parts 9 4 2 6 Installation of thread trimmer solenoid...

Page 3: ...eedle DA X 1 11 DB X 1 2 14 DB X 1 22 Hook Standard for thread trimmer Heavy forthread 1 trimmer Heavy Large for thread trimmer J Bobbin case Standard Heavy Large Bobbin Made of aluminum for thread tr...

Page 4: ...7 Wiper solenoid Machine cord plug Detector cord plug iB Operation box 2 Touch switch 5 Synchronizer Motor Control box Pedal 3 Back solenoid e Thread trimmer solenoid 9 Drive pulley Operation box cor...

Page 5: ...bar connecting link guide 4 Pedestal Movable knife left Fixed blade 7 Knife driving crank Cam follower crank 1 Cam follower crank 2 Stopper Fixed blade bracket Link Knife base left Knife driving shaf...

Page 6: ...ing Reverse sewing crank Spring bracket DSwitch 5 Link Wiper n Pushbutton Plunger g Feed regulator cam Reverse sewing lever Solenoid mounting bracket Wiper solenoid e Wiperbracket 9 Switch bracket g B...

Page 7: ...option Wiring between sewing machine and control box Rubber cup Detector Machine Operation box Connectors location on the control box ddOIIdD External knob 1 2 position select switch A ote Before plug...

Page 8: ...and stop at DOWN posi tion 3 While holding the pully insert the adjusting tool in the hole then remove the tool 3 2 3 Comfirm the stop operation then the plug 12 pins coming from the machine head into...

Page 9: ...he operating state the roller of cam follower crank 2 is engaged with the threadtrimmer cam the movable knife makes contact with the needle resulting in damage Be sure to bring thesolenoid into theope...

Page 10: ...me use care for the position of link depends on the sewing machine model 4 2 5 Knife driving shaft and related parts Knife edge j r Fixed blade LS2 1180 LIT LS2 1180 MiT LS2 1180 HIT Link Knife drivin...

Page 11: ...is is the standard installation status Make adjustment by moving the solenoid mounting bracket in the arrow direction in Fig 8 Cam follower crank 2 Cam follower crank 1 4 2 7 Installation of thread tr...

Page 12: ...machine Then the movable knife left is rotated by the thread trimmer cam When the movable knife left has moved to the maximum the standard engagement amount is 1 5 to 2 0 mm See Fig 13 Make adjustment...

Page 13: ...lock wise turn increases the length 4 4 Cautions on Installation of Touch Back Solenoid Adjust the position of solenoid in the longitudinal direction so that the plunger of solenoid and the link for c...

Page 14: ...of solenoid unit 4 7 Adjustment of Forward and Reverse Stitch Lengths 1 Loosen the screw and make adjustment by turning the eccentric shaft Clockwise turn reduces the forward stitch length and increa...

Page 15: ...a upper shaft by set screw as shown in Fig 23 4 10 Hook Bobbin Case and Bobbin 1 Use the undertrimmer hook which has the bobbin thread guide slit as shown in Fig 24 2 Use the bobbin case which has ide...

Page 16: ...en Adjust the needle thread tension releasing 4 1 9 Thread trimmer timing is too early Adjust the installation of thread trimmer cam 4 1 7 Thread is trimmed by the fixed blade before the cutting edge...

Page 17: ...IBLOG MARUNOUCHI TOKYO 100 TELEX J24532 CABLE MELCO TOKYO NAGOYA WORKS 1 14 YAOA MINAMI 5 KIGASKI KU NAGOYA JAPAN New publication effective Jul 1990 9008 MEE Specifications subiject to change without...

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