Reliable MSK-8900M Instruction Manual
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Reliable MSK-8900M Instruction Manual

Industrial sewing machine
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MSK-8900M
Industrial Sewing Machine
INSTRUCTION MANUAL

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Summary of Contents for Reliable MSK-8900M

  • Page 1 MSK-8900M Industrial Sewing Machine INSTRUCTION MANUAL...

  • Page 2: Table Of Contents

    CONTENTS Operation instruction 1. Brief introduction 2. Main specifications 3. Main parts name 4. The method of installation 5. Pareparation before sewing 6. Sewing 7. Adjusting the tension of thread 8. Maintenance 9. Correct adjustment Parts manual 1. Machine casting components 2.

  • Page 3: Operation Instruction

    OPERATION INSTRUCTION...

  • Page 4: Brief Introduction

    2. Main specifications 1. Brief introduct on MSK-8900M/H high speed straight lockstitch MSK-8900M MSK-8900M MSK-8900H MSK-8900H Model Model sewing machine adopts single needle, needle bearing Medium - and Heavy - weight link to take up thread, small hook to catch loop...
  • Page 5 (2) Put the oil pan into the cutouts of table 2b 2b fix it by nails (3) put the machine casting hinge cushion into the cutouts of table and fix it by nails 2. Installing the machine head (Fig. 3) (1) Insert the knee lifting rod (2) Insert the casting hinge to the hole in the...
  • Page 6 3. Installing the knee lifter (Fig. 4) Install the knee lifter on the knee lifter hinge shaft and fix it by screw 4. Adjusting the knee lifter mechanism (Fig. 5) (1) Lay down the presser foot lifting bar lower the presser foot (2) Loosen the nut (3) Press the knee lifter plate cover to make...
  • Page 7 6. Connecting pedal with lever of clutch motor (Fig.7) (1) The optimum tilt angle of pedal A against floor is approx.20 ~30 . (2) Adjust the clutch of motor E to make the rod B and the clutch lever C run in one line. 10~12 10~12 (3) When runing, the machine balance wheel G...

  • Page 8: Pareparation Before Sewing

    (2) Lay down the machine head and install the belt 9b 9b guard in the screw bar and screw , tighen the scr w (3) Raise the machine head and tighten the screw (4) Aim the gib of upper belt guard to the screw -b, and cover the hand wheel by upper belt guard (5) Fix the upper belt guard...
  • Page 9 2. Uninstalling the bobbin case (Fig. 12) 12 12 (1) Turn the hand wheel to lift the needle above the needl plate; (2) Open the opener and uninstall the bobbin case; (3) Release the opener and uninstall the bobbin 3. Winding the bobbin thread (Fig. 13) 13 13 (1) Turn the power on;...

  • Page 10: Sewing 7

    5. Threading the needle thread (Fig. 15) Turn the hand wheel to lift the thread take-up lever to its highest position. 15 15 About 50mm 6. Adjusting the stitch length (Fig. 16) 16 16 (1) Turn the stitch dial to make the pin at the number on the stitch dial.

  • Page 11: Adjusting The Tension Of Thread

    2. Reverse sewing (Fig.17) 17 17 When sewing, press down the feed lever perform reverse sewing, release the lever, the forward sewing is resumed. 18 18 7. Adjusting the tension of thread 1. Adjust the tension of thread (Fig. 18) Bobbin thread (1) Adjust the tension of needle thread Lower the presser foot and adjust the nut...

  • Page 12: Maintenance

    20 20 8. Maintenance (Fig. 20~25) For protect the sewing machine and keep its good performance, the machine must be maintained every day, if the machine is left unused for a long time, please maintain it as following sequence 1. Lift the presser foot; 2.

  • Page 13: Correct Adjustment

    (1) Adjust the tension of spring (Fig. 26) The tension standard of thread take-up spring: model MSK-8900M is 0.245~0.343 N ( 25~35gf ) and model MSK-8900H is 0.29~0.49 N ( 30~50gf ) a. Press the needle thread and tighten the nut slightly;...
  • Page 14 , the clearance between thread take-up spring and the top of thread guide is 6~8 (for MSK-8900M) and 4~6mm (for MSK-8900H) a. Lower the presser foot b. Loosen the screw c. Turn the thread tension base to adjust it;...
  • Page 15 4. Adjust the height of feed dog (Fig. 30) 30 30 The highest height of feed dog against needle plate is 0.8mm. ( For MSK-8900M ) or 1.2 mm ( for MSK-8900H) <-3>0.8mm <-3>0.8mm (1) Turn the hand wheel to lift the feed dog to its <-5>1.2mm...
  • Page 16 0.05mm 0.05mm bar bushing When the needle is lifted 1.8mm (for MSK-8900M) or 2.2mm (for MSK-8900H), the clearance between the hole of needle and the tip of hook should be 0~0.5mm (2) Loosen the screw...

  • Page 17: Parts Manual

    PARTS MANUAL...

  • Page 18: Machine Casting Components

    1.Machine casting components...
  • Page 19 1.Machine casting components Name of parts Qty. No . Parts No . Remarks 17WF1-001 Machine casting 17WF1-002 Machine bed 17WF1-003 Supporting rod (long) 17WF1-004 Supporting rod (short) 17WF1-026E Thread tension disc 17WF1-026F Thread tension releasing disc 17WF1-007 Back cover 22T1-006 Screw SM9/32"...

  • Page 20: Needle Bar, Thread Take-Up Components 16

    2.Needle, thread take-up components...
  • Page 21 2.Needle, thread take-up components Name of parts Qty. No . Parts No . Remarks 17WF2-001 Upper shaft 17WF2-005 Upper shaft bushing(left) 17WF2-008 Collar 17WF2-006 Upper shaft bushing (middle) 1WF4-016 Screw SM15/64" 28 6 17WF2-017 Upper shaft bushing(rear) 21WF1-008 Screw SM1/4" 40 6.5 17WF2-026A Needle bar crank 17WF2-026A-5...

  • Page 22: Presser Foot Components

    3.Presser foot components...
  • Page 23 3.Presser foot components Name of parts Qty. No . Parts No . Remarks 17WF5-001 Presser bar 17WF5-002 Presser bar bushing 21WF5-009 Screw 17WF5-003 Presser spring rod 17WF5-004 Presser spring 21WF5-010 17WF5-005 Presser foot 17WF5-005-5 Presser foot For MSK-8900H 17WF5-006 Screw SM9/64"...

  • Page 24: Feed Components

    4.Feed components...
  • Page 25 4.Feed components Name of parts Qty. No . Parts No . Remarks Feed cam 17WF2-013 Feed cam 17WF2-013-5 For MSK-8900H Feed link 17WF2-014 Feed link retainer 17WF2-015 Screw 21WF1-037 SM9/64" 40 Stitch length regulating crank 17WF4-001A 17WF4-001B Screw 21WF1-060 SM11/64" 40 5.5 Crank link(short) 17WF4-002 Crank link(long)
  • Page 26 4.Feed components...
  • Page 27 4.Feed components Name of parts Qty. No . Parts No . Remarks Reset bushing 17WF4-031 Washer 17WF4-032 Screw SM1/4" 28 25 21WF1-041 Collar 22T3-002B1 Screw SM1/4" 40 6 21WF1-009 17WF4-035 Spring 17WF4-036 Feed shaft 17WF3-010 Feed shaft bushing 17WF3-011 Washer 17WF3-012 Stop ring 17WF3-013...

  • Page 28: Rotary Hook Components

    5. Rotary hook components...
  • Page 29 5. Rotary hook components Name of parts Qty. No . Parts No . Remarks Upper shaft bevel gear 17WF2-016 Vertical shaft bevel gear(upper) 17WF2-020 SM1/4" 40 6.5 Screw 21WF1-008 Vertical shaft bushing(upper) 17WF2-023 SM15/64" 28 6 Screw 1WF4-016 Vertical shaft bushing(lower) 17WF2-024 SM15/64"...

  • Page 30: Lubrication Components

    6. Lubrication components...
  • Page 31 6. Lubrication components Name of parts Qty. No . Parts No . Remarks 17WF1-016 Washer 17WF1-009 Rubber plug 15.5 17WF1-008 Washer 14WF4-005 Oil window 14WF4-006 O-seal 17WF6-010 Oil stopper For MSK-8900H 17WF6-010-5 Oil stopper 21WF7-011 Screw SM9/64" 40 6 22T1-017 Rubber plug Oil wick 17WF2-018...
  • Page 32 7. Accessories components...

  • Page 33: Accessories

    7. Accessories Name of parts Qty. No . Parts No . Remarks 33TF-010 Parts bag 33TF-014 Screwdriver(small) 33TF-013 Screwdriver(middle) 33TF-012 Screwdriver(big) 22WF6-008 Wrench 8 10 17WF2-036 Needle DB 1(M)14#(H)22# 17WF3-007 Bobbin 17WF3-007-5 Bobbin For MSK-8900H 22T9-012 Magnet 17WF7-006 Knee lifting rod 1KT5-007 Machine head supporter 17WF8-006...
  • Page 34 www.reliablecorporation.com...

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Msk-8900h

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