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Unicorn LS2-H5300-D, Operation Manual, Page: 25 / 49

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Unicorn LS2-H5300-D Operation Manual Download Page 25

-  4  -

1.  Machine  Frame  &  Miscellaneous  Cover  Mechanism  (2)

Ref  No.

Part  No.

Description

Q'ty

42

01-042

Screw

1

43

01-043

Tension  Releasing

1

44

01-044

Throat  Plate

1

45

01-045

Spring  Nut

2

46

01-046

Needle  Plate  Screw

1

47

01-047

Arm  Thread  Guide  Left

1

48

01-048

Screw

1

49

01-049

Rubber  Plug

2

50

01-050

Screw

3

51

01-051

Slide  Plate  Asm

1

52

01-052

Slide  Plate

1

53

01-053

Bed  Slide  Spring

1

54

01-054

Screw

2

55

01-055

Bed  Screw  Stud

4

56

01-056

Down  Plate

1

57

01-057

Machine  Head  Asm

1

58

01-058

Thread  Take-up  Lever  Cover

1

59

01-059

Washer

1

60

01-060

Line

1

61

01-061

Screw

1

62

01-062

Screw

1

63

01-063

Pole

2

64

01-064

Model  Plate

1

65

01-065

Rubber  Plug

1

66

01-066

Screw

2

67

01-067

Screw

2

68

01-068

Washer

4

69

01-069

Throat  Plate

1

70

01-070

Screw

3

Summary of Contents for LS2-H5300-D

Page 1: ......

Page 2: ... addition keep this Instruction Manual so that you may read it at anytime when necessary 3 Use the machine after is has been ascertained that it conforms with safety rules standards valid in your country 4 All safety devices must be in position when the machine is ready for work or in operation The operation without the specified safety devices is not allowed 5 This machine shall be operated by ap...

Page 3: ... In addition be sure to turn OFF the power to the machine when replacing the bobbin 6 To avoid possible personal injuries be careful not to allow your fingers in the machine when tilting raising the machine head 7 To avoid possible accidents because of abrupt start of the machine turn OFF the power to the machine when tilting the machine head 8 If your machine is equipped with a servo motor the mo...

Page 4: ...ESSER FOOT PRESSURE 9 13 ADJUSTING THE FEED TIMING 9 14 HEIGHT OF THE FEED DOG 10 15 NEEDLE TO HOOK RELATIONSHIP 10 16 ADJUSTING THE HEIGHT OF THE PRESSER FOOT 11 17 ADJUSTING THE THREAD TAKE UP STROKE 11 18 IPERATION OF THE CLOTH CUTTING KNIFE 11 19 INSTALLING THE CLOTH CUTTING KNIFE 12 20 CHANGING THE CUTTING WIDTH 12 21 ADJUSTING THE KNIFE COMPONENTS 13 22 ADJUSTING THE HEIGHT OF THE KNEE LIFTE...

Page 5: ...Then place oil pan on the fixed seats 3 Fit hinge into the opening in the machine bed and fit the machine head to table rubber hinge before placing the machine head on cushions on the four corners Model H5600 D Application Light weight materials and medium heavy weight materials Sewing speed Max 4 500 rpm Stitch length 4 mm Presser foot lift by knee lifter 4 5mm standard 13mm max Needle DB x 1 9 1...

Page 6: ...isuse run your machine at 3 000 spm for about 10 minutes for the purpose of break in 2 Adjusting the amount of oil supplied to the face plate parts 1 Adjust the amount of oil supplied to the thread take up and needle bar crank by turning adjust pin 2 The minimum amount of oil is reached when marker dotⒶ is brought close to needle bar crank by turning the adjust pin in direction Ⓑ 3 The maximum amo...

Page 7: ...ve seconds Check the period of time with a watch 4 ADJUSTING THE AMOUNT OF OIL OIL SPOTS IN THE HOOK WARNING Be extremely careful about the operation of the machine since the amount of oil has to be checked by turning the hook at a high speed 1 Amount of oil oil spots confirmation paper 2 Position to confirm the amount of oil spots of oil Ap pro x 25 m Approx 70mm Hook Bed Hook driving shaft front...

Page 8: ...he appropriate amount of oil Adjusting the amount of oil oil spots in the hook 1 Turning the oil amount adjustment screw attached on the hook driving shaft front bushing in the direction in direction Ⓐ will increase the amount of oil oil spots in the hook or in the direction in direction Ⓑ will decrease it 2 After the amount of oil in the hook has been properly adjusted with the oil amount adjustm...

Page 9: ... hole is reached 4 Securely tighten screw 5 Check that long grooveⒸ of the needle is facing exactly to the left in direction Ⓓ 1 Hold the bobbin in a way that the thread open end is directed to the left as observed from you and set the bobbin into the bobbin case 2 Pass the thread through thread slit Ⓐ and pull the thread in directionⒷ By so doing the thread will pass under the tension spring and ...

Page 10: ...6 7 THREADING THE MACHINE HEAD WARNING Turn OFF the power before starting the work so as to prevent a accidents caused by abrupt start of the sewing machine ...

Page 11: ...sewing specifi cations 2 As you turn nut clockwise in directionⒶ the needle thread tension will increase 3 As you turn nut counterclockwise in direction Ⓑ the needle thread tension will derease 2 Adjusting the bobbin thread tension 1 As you turn tension adjust screw clockwise in direction Ⓒ the bobbin thread tension will be increased 2 As you turn screw counterclockwise in direction Ⓓ the bobbin t...

Page 12: ...setscrew 3 As you turn tension post clockwise in direction Ⓐ the pressure will be increased 4 As you turn the post counterclockwise in direction Ⓑ the pressure will be decreased 1 To stop the machine with its presser foot up turn hand lifter lever in direction Ⓐ 2 The presser foot will go up about 5 5 mm and stop The presser foot will go back to its original position when hand lifter lever is turn...

Page 13: ... the top end of needle eyelet are flush with the top surface of throat plate when the feed dog descends below the throat plate 3 To advance the feed timing in order to prevent uneven material feed move the feed eccentric cam in the direction of the arrow 4 To delay the feed timing in order to increase stitch tightness move the feed eccentric cam in the opposite direction from the arrow CAUTION Be ...

Page 14: ...osen screw of crank Move the feed bar up or down to make adjustment Securely tighten screw Caution If the clamping pressure is insufficient the forked portion will wear out WARNING Turn OFF the power before starting the work so as to prevent a accidents caused by abrupt start of the sewing machine 14 HEIGHT OF THE FEED DOG WARNING Turn OFF the power before starting the work so as to prevent accide...

Page 15: ...11 17 ADJUST THE THREAD TAKE UP STROKE 16 ADJUST THE HEIGHT OF THE PRESSER FOOT 17 ADJUST THE THREAD TAKE UP STROKE 18 OPERATION OF THE CLOTH CUTTING KNIFE ...

Page 16: ...12 19 ATTACHING THE CLOTH CUTTING KNIFE 20 CHANGING THE CUTTING WIDTH ...

Page 17: ...13 21 ADJUSTING THE KNIFE COMPONENTS 22 ADJUSTING THE HEIGHT OF THE KNEE LIFTER ...

Page 18: ...14 23 OTHER REPLACEMENT PARTS ...

Page 19: ...15 24 WINDING THE LOWER THREAD 25 INSTALLING THE THREAD STAND ...

Page 20: ...16 26 ATTACHING THE WASTE CLOTH GUIDE ...

Page 21: ......

Page 22: ... 1 1 Machine Frame Miscellaneous Cover Mechanism 1 ...

Page 23: ...bber Plug 1 17 01 017 Screw 1 18 01 018 Reverse Feed Lever Stopper 1 19 01 019 Rubber Plug 1 20 01 020 Rubber Plug 1 21 01 021 Thread Tension Asm 1 22 01 022 Thread Tension Post 1 23 01 023 Thread Tension Guide 1 24 01 024 Thread Tension Disk 2 25 01 025 Thread Tension Spring 1 26 01 026 Thread Tension Nut 1 27 01 027 Screw 1 28 01 028 Screw 1 29 01 029 Spring Screw 1 30 01 030 Arm Thread Guide Ri...

Page 24: ... 3 1 Machine Frame Miscellaneous Cover Mechanism 2 ...

Page 25: ...r Plug 2 50 01 050 Screw 3 51 01 051 Slide Plate Asm 1 52 01 052 Slide Plate 1 53 01 053 Bed Slide Spring 1 54 01 054 Screw 2 55 01 055 Bed Screw Stud 4 56 01 056 Down Plate 1 57 01 057 Machine Head Asm 1 58 01 058 Thread Take up Lever Cover 1 59 01 059 Washer 1 60 01 060 Line 1 61 01 061 Screw 1 62 01 062 Screw 1 63 01 063 Pole 2 64 01 064 Model Plate 1 65 01 065 Rubber Plug 1 66 01 066 Screw 2 6...

Page 26: ... 5 2 Main Shaft Thread Take up Lever Mechanism 1 ...

Page 27: ...7 Screw 2 18 02 018 Feed Drive Eccentric Cam 1 19 02 019 Screw 2 20 02 020 Bearing 1 21 02 021 Oil Seal 1 22 02 022 Snap Ring 1 23 02 023 Collar 1 24 02 024 1 25 02 025 Main Shaft Front Bushing 1 26 02 026 Oil Adjusting Pin 1 27 02 027 Bushing Intermediate 1 28 02 028 Cable Band 1 29 02 029 Bubber 1 30 02 030 Roller Felt 1 31 02 031 1 32 02 032 Knife Cam 1 33 02 033 Screw 2 34 02 034 Hand Wheel 1 ...

Page 28: ... 7 2 Main Shaft Thread Take up Lever Mechanism 2 ...

Page 29: ...Screw 3 47 02 047 Friction Gear 1 48 02 048 Linker 2 1 49 02 049 Screw M6X0 75 3 50 02 050 Crank Slide Block 1 51 02 051 Knife Driving Stud Connection Asm 1 52 02 052 Screw 1 53 02 053 Knife Cam Screw 1 54 02 054 Balancer 1 55 02 055 Snap Ring 1 2 Main Shaft Thread Take up Lever Mechanism 2 ...

Page 30: ... 9 3 Needle Bar Vertical Shaft Hook Driving Shaft Mechanism ...

Page 31: ...03 014 Conical Gear 1 15 03 015 Screw 8 16 03 016 Conical Gear 1 17 03 017 Screw 1 18 03 018 Bushing Intermediate 1 19 03 019 Gear 1 20 03 020 Screw 1 21 03 021 Conical Gear 1 22 03 022 Oil Wick 1 23 03 023 Upright Shaft 1 24 03 024 Hook 1 25 03 025 Upright Shaft Bushing Upper 1 26 03 026 Upright Shaft Bushing Lower 1 27 03 027 Bushing Rear 1 28 03 028 Oil Seal Screw 1 29 03 029 Thrust Collar 1 30...

Page 32: ... 11 4 Hand Lifter Mechanism ...

Page 33: ...r 1 18 04 018 Wire Holder 2 19 04 019 Screw 1 20 04 020 Wire Holder Bracket Upper 1 21 04 021 Nut 2 22 04 022 Screw 1 23 04 023 Tension Release Return Spring 1 24 04 024 Thread Release Pin Spring 1 25 04 025 Lifting Lever 1 26 04 026 Tension Release Supporting Pin 1 27 04 027 Rubber 1 28 04 028 Thread Tension Release Asm 1 29 04 029 Tension Release Pin 1 30 04 030 Presser Spring Regulator 1 31 04 ...

Page 34: ... 13 5 Feed Mechanism 1 ...

Page 35: ... 20 05 020 Screw 1 21 05 021 Knife Holder 1 22 05 022 Spring 1 23 05 023 Screw 1 24 05 024 Walking Foot Short Pin 2 25 05 025 Connecting Link Long Pin 2 26 05 026 Connecting Link Short Pin 2 27 05 027 Feed Adjust Link Asm 1 28 05 028 Adjusting Link Fulcrum Shaft Pin 1 28 1 05 028 1 Adjusting Link Fulcrum Shaft Pin 1 29 05 029 Screw 2 30 05 030 Upper Knife 1 31 05 031 Feed Bar shaft Pin 1 32 05 032...

Page 36: ... 15 5 Feed Mechanism 2 ...

Page 37: ...5 05 065 Feed Lever Bushing 1 66 05 066 Screw 1 67 05 067 Screw 1 68 05 068 Reverse Feed Control Lever 1 69 05 069 Holder 1 70 05 070 Screw 2 71 05 071 Throat Plate 1 72 05 072 Screw 2 73 05 073 Waste Material Guard 1 74 05 074 Throat Plate 1 75 05 075 Screw 4 76 05 076 Nut 2 77 05 077 Knife Driving Stud 1 78 05 078 Bushing 1 79 05 079 Knife Driving Rod Clutch Retainer 1 80 05 080 Knife Driving Ro...

Page 38: ... 17 6 Thread Trimmer Mechanism ...

Page 39: ... 1 24 06 024 Thread Shear Cam Bushing 1 25 06 025 Screw 1 26 1 06 026 01 Thread Shear Rock ARM Shaft 1 26 2 06 026 02 Slippery Piece Shaft Asm 1 26 3 06 026 03 Slide Block Shaft 1 26 4 06 026 04 Slide Block 1 26 5 06 026 05 Limit Potential Shaft 1 27 06 027 Roll Shaft Asm 1 28 06 028 Thread Loose Seat 1 29 06 029 Screw 1 30 06 030 Thread Shear Shaft 1 31 06 031 Spring Cover 1 32 06 032 Spring 1 33...

Page 40: ... 19 7 Automatic Reverse Feed Mechanism ...

Page 41: ... 07 009 Plunger Arm Pin 1 10 07 010 Reverse Feed Magnet Asm 1 11 07 011 Plunger Spring 1 12 07 012 Pin Contact 2 13 07 013 Screw 15 64X28 L 12 2 14 07 014 Washer 2 15 07 015 Spring Washer 2 16 07 016 E Ring 5 2 17 07 017 Reverse Feed Connecting Shaft 1 18 07 018 E Ring 9 1 19 07 019 Connecting Arm Asm 1 20 07 020 E Ring 4 1 21 07 021 Reverse Feed Asm 1 22 07 022 Reverse Feed Connecting Link 1 23 0...

Page 42: ... 21 8 Oil Lubrication Mechanism Bobbin Mechanism ...

Page 43: ...icating Oil Pump Cover 1 18 08 018 Oil Pump Impeller Cover 1 19 08 019 Plunger 1 20 08 020 Plunger Spring 1 21 08 021 Plunger Screw 1 22 08 022 Hook Driving Shaft Oil Tube 1 23 08 023 Screw 3 24 08 024 Screw 1 25 08 025 Screw 1 26 08 026 Oil Pump Support Large 1 28 08 028 Rubber Joint 1 32 08 032 Bobbin Winder Unit 1 33 08 033 Screw 3 34 08 034 Knife 1 35 08 035 Screw 2 36 08 036 Thread Tension As...

Page 44: ... 23 9 Oil Pan Mechanism ...

Page 45: ...1 11 09 011 Screw 2 12 09 012 Nut 2 13 09 013 Screw 2 14 09 014 Screw 1 15 09 015 Knee Press Cross Shaft 1 17 09 017 Knee Pan Plate Cover 1 18 09 018 Knee Pan Upright Shaft 1 19 09 019 Knee Pan Plate Rubber 1 20 09 020 Knee Pan Plate 1 21 09 021 Knee Pan Plate Support 1 22 09 022 Screw 1 23 09 023 Knee Lifter Push Pin 1 24 09 024 Wood Screw 3 25 09 025 Screw 8 26 09 026 Nut 8 27 09 027 Waste Mater...

Page 46: ... 10 007 Thread Guide Arm Joint 2 8 10 008 Spool Rest Rod Rubber Cap 1 9 10 009 Spool Rest Arm 2 10 10 010 Spool Rest Rod Upper 1 11 10 011 Spool Rest Rod Joint 1 12 10 012 Screw 2 13 10 013 Nut 2 14 10 014 Spool Rest Rod Lower 1 15 10 015 Thread Guide 2 16 10 016 Spring Washer 2 17 10 017 Nut 2 18 10 018 Nut 1 19 10 019 Washer 2 20 10 020 Spring Washer 1 10 Thread Stand Mechanism ...

Page 47: ... 8 11 008 Head Cover 1 9 11 009 Rest 1 10 11 010 Oil Reservoir Asm 1 11 11 011 Needle 5 12 11 012 1 13 11 013 Wrench 1 14 11 014 1 15 11 015 Instruction Manual Parts Book 1 16 11 016 Cover Component 1 17 11 017 Quality Certification 1 18 11 018 Air Drier 1 19 11 019 Needle Plate Component 1 20 11 020 Upper Knife 1 21 11 021 1 22 11 022 Presser Foot Asm 1 23 11 023 Feed Dog 1 24 11 024 Needle Plate...

Page 48: ...tion Q ty 1 12 001 Motor Cover 1 2 12 002 Screw 4 3 12 003 Motor Ass 1 4 12 004 Screw 4 5 12 005 Spring Washer 4 6 12 006 Panel Setting Plate 1 7 12 007 Control Box 1 8 12 008 Shaft Plate 4 9 12 009 Washer 4 12 Driver Mechanism ...

Page 49: ......

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