Reliable MSK-8420BL-18 User Manual

MSK-8400BL-18 MSK-8420BL-18 Industrial Sewing Machine INSTRUCTION MANUAL

718211920A. If the stitch seam shows as Fig. 17B, indicatesthat the needle thread tension is too tight or thebobbin thread tension is too loose. Pleas

82422233.2 How to reset the safety clutch device (Fig.22)A. While press down the button on the bed surface withleft hand, turn the hand wheel slowly w

92526Oil amountadjusting screwOil amountadjusting screwOil amountadjusting screw3.5 Adjust the vertical stroke of presser foot (Fig. 25)When stitch o

Parts manual

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1234567891011681213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061626364656667144512131.MSK-8420BL-18

444546474849505152535455565758596061626364656667681222213224122111111111111Thread tension fixing bracket assemblyThread guide bracketThread guide plat

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CONTENTS1. Brief introduction 12. Main specifications 13. Machine installation and operation preparation 1 1. Machine installation 1-3 2. Operatio

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424344454647484950515253545556575859606162636465111111111212111111111111Thread tension fixing bracket assemblyThread guide bracketThread guide plateSp

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1 2345 678 9 1011121314151617181920212223242526272829303132333435363738394041424344464748 4950515253545556575859604243 451455961626364 656667686970717

1234567891011121314151617181920212223242526272829303132333435363738394021111111111111162111111111121111111121211111Oil wickShaft for needle bar rockin

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41424344454647484950515253545556575859606162636465666768697071727374757677787980222131111111122241211121211111111211111111ScrewBushingScrewNeedle bar

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123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354Right hook saddleScrewUpper bushingLower bushingRot

Operation instruction

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123456789101112131415161718192021222324252627282930151111111121111111111113111124Stitch length adjusting rocking leverScrewSet screwStitch length link

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123456789101112131415161718 19202122122224111 bag11111111111111Parts bagCasting hingeCasting hinge cushionCasting cushion (big)Casting cushionBobbinOi

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MSK-8420BL-1812MSK-8420BL-18 machine adopts straight double needleand two vertical auto-lubricating hooks for threadlooping, sliding lever for thread

354CBAABCEDA1.4 Install the presser foot lifting controller (Fig. 3)First connect the chain B with presser foot lift leverC by hooks A, then install t

620 ~30ABCDEFG10~12mm378BA1.7 Connecting the clutch lever to the pedal (Fig. 6)A. The optimum tilt angle of pedal against floor isapprox. 20 30 .

910411AB. When the machine starts for initial time or reuseafter a long time, the proper oil amount should be filledin the sections of machine shown b

1314ABABABA125CBAEDF3. Winding the bobbin thread3.1 The method of windingInsert the bobbin B into winder shaft, threading thethread A to upper and low

61715CBA163.4 Placing bobbin (Fig. 15)Note: when bobbin is placed into the bobbin case, thethread should be wound properly in the correct directionsh