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Global 303 D Operation Manual
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Global 303 D Operation Manual

High-speed lock titch sewing machine
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GLGBAL
303 D
OPERATION MANUAL
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Summary of Contents for Global 303 D

  • Page 1 GLGBAL 303 D OPERATION MANUAL t�?(< :; . : : • � ' "' " � � ��:,:fil,...
  • Page 2 IMPORTANT SAFETY INSTRUCTIONS To get the most out of the many functions of this machine and . o perate it in safety, it is necessary to use this machine correctly. Please read this lnstructi_ � n_ Manual carefully �efore use. Whe hope you will enjoy ttie use of .
  • Page 4 FOR SAFE OPERATION 1.To avoid el e_c !ical shock hazards, neither open the cover of the electrical box for the motor nor touch the components mounted inside the electrical box. � 1. To avoid personal injury, never operate the machine with any of the belt cover, finger guard of safety davices removed.

  • Page 5: Table Of Contents

    CONTENTS • BE F O RE OP E RAT I O N .:.�.~ : ��:·::. ······················" ••••••••••••••• •••••• ••••••••••••••••••••• 5 1. INS T ALL AT ION • • • • • • • • • •• • • • • • • • • • • • • • • • • • • • • • • • • • • • • • •• •• • • • • • • • •• • •• • •• • •• • • • • • • • • ..• .. • •• • •• • · 5 2 .LUB R ICAT I O N ...

  • Page 6: Before Operation

    BEFORE OPERATION CAUTI ON: &,. To avoid malfunction and damage of the machine, confirm the following. • Before you put the mac�ir,�J�to operation for the first time after the set-up, clean it thoroughly. Remove all dust gathering during transportation and oil it well. •...

  • Page 7: Lub R Icat I O N

    . [ 2.LUBRICATION {Fig,5,6 ) WARNING: before Turn OFF the power starting the � work so as to prevent accidents caused by abrupt start to the sewing machine. 1. Information on lubrication 1) FiD oil pan CD with sewing-machine oil (No.1 O white oil} up to_ HIGH mark A.
  • Page 9 [ 4.ATTACHING THE N�EDLE (Fig.10). I WARNING: · A Tum OFF the power before starting /.:!:l work so as to prevent accidents caused. b abru t start to the sewin machine. • -»1\ ·. - Follow the procedure described below to attach the needle, after confirming that the motor has come to a com_ p lete stop.
  • Page 10 I 6. THREADING THE MACHINE HEAD (Fig.12). The needle bar should be the highest, Then draw a thread end from the thread holder and threac. it as follows: Fig.12 1) Tum stitch length dial © in the direction of the arrovv, and align the desired runber to marker dot arm.
  • Page 12 J10. HAND LIFTER (Fig.16) 1) To stop the machine with its presser foot up, turn hand lifter lever CD in direction A. 2) The presser foot will go up about 5.5mm and stop. The presser foot will go back to its original position when hand lifter lever is turned down in direction B.

  • Page 13: 4 .Nee Dle-To-Hook Relat I O Nshi

    g: = � f 1a. HEIGHT OF THE FEED DOG{Fig.19) £ll to move t11e feed eccentri far, or el8e needle breakage may 1) The feed dog is factory-adjusted that it just out from the throat plate surface 1.15mm to 1.15-t.2511111 1.25 mm.

  • Page 15: Adjusting T He Heig Ht Of The K Nee Lift

    of 30 kgf/an and screw G) wl1h a tightening torque of 25 kgf/cm. If you tighten further these screws, the securing state of the belt cover wffl not change. 6) F'rt cat (7) to the belt cove A. 7) Move belt cover B ® backward E until the rubber section of belt cover B comes in contact with blet cover A...

  • Page 16: 9 .S P Ecif Ica Ti O N S

    1 19, SPECIACATIONS 3030 Mode Light material Material Medium and heavy 5500RPM The max. of speed The max. of needle distance Hand lift 13mm height Knee lift lift DPX5 Needle Lubrication oil White oil no. l O 380V/370W The power of motor 1.
  • Page 18 GQ195-8 GX19�-8 0S299-8 Back window plate screw 12/64X 281.=9 ·2 GR584-8 GR586-8 GQ196-8 GR611-8 GW186-8 GR603-8 GM167/4-8 COMPON:NTS MACHll\E HEAD I . Components of Housing Seri No. Code No. Description Model plate Model plate pole Baseboard pole GRS78-8 Back window plate GR579-8 Back window bed GS300-8...
  • Page 19 � � 2 • 1 3 0 � i I 3 2 ------i--- 2 0 1 L ______ . __ "-v �"g � W � 24 • 26 ")t . <tj ------, � --- .._ - -- 2 9 -f=== L __ _ __ _ _ _ _ - 2 -:-...
  • Page 20 sma-t II . COMPONENTS FOR UPPER SHAFT AND THREAD Seri No . Code No. Description GP147-8 Upper wheel GS304-8 Upper wheel screw 02229-8 Upper shaft GR588-8 Upper shaft oil seal GO256-8 Back sleeve of upper wheel GR589-8 Shield ring of upper sleeve GS305-8 Shield ring screw of upper sleeve 1/4 X 40L=6 00258-8...
  • Page 21 --- -- 21 fi-- 1 6 1 4 - • , - 4 -...
  • Page 22 Seri No. Code No. Description GH21 3-8 ____ Needle buJink G0265-8 Needle.. bearing of needle bar link GP.598-8 Needle bar connecting-rod GS311-8 Connecting-rod screw of needle bar 9/64X 40L=6 GU152-8 Slipper of needle bar connecting-rod 00266-8 Upper sleeve of needle bar GR599-8 Upper sleeve of stopple of needle bar G0267-8...
  • Page 24 Seri No. Code No. Description Pressure - adjusting screw GL168-8 Pressure-adjusting nut Pressure-adjusting bar GW187-8 Pressure-adjusting spring GZ231-8 Pressing staff Plate of pressing staff GS319-8 Plate screw of pressing staff 40L=8 GR615-8 Slow thread-adjusting hook OS320-8 Screw of slow thread-adjusting hook 9/64X 40L=8.5 00268-8 Pressing staff sleeve GM164/5-8...
  • Page 26 V . COMPONENTS FOR HOOKING THREAD Qty Seri No . Code No. Description GN137-8- Spinning shutt1� GN138--8 Shutt]e GN139-8 Shuttle heart GS327-8 Fastening screw of spinning shuttle GR631-8 Setting hook of spinning shutt1e GS328-8 Setting hook screw of spinning shuttle 11/64 X 401=9.5 GZ233-8 Bottom shaft...
  • Page 27 � -1 0- 19� 18� 19� � �...
  • Page 28 VI . COMPONENTS FOR FEEDING Seri No . Code No. Description . . Qty Components of . . feeding eccentric wheel GT156-8 Feeding eccentric wheel Screw of feeding eccentric wheel 1 /4X 40L=ll 0S332-8 GR638-8 Cover plate of feeding eccentric wheel GS311-8 Cover plate screw of feeding eccentric wheel 9/64X 401=6 GH214-8...
  • Page 29 -12- Code No. Dcsciiption Seri No. Dog-lifting fork crank GH216-8 Screw of dog-lifting fork crank 11/64X lOL=l0.5 0S340-8 GZ236-8 Dog-lifting shaft GR634;.8 Shaft shield ring of dog-lifting shaft 00273-8 Front sleeve of dog-lifting shaft GH217-8 Back crank of dog-lifting 0S334-8 Screw of dog-lifting back crank 3/16 X 28L=12 GH218-8 Dog-lifting bar...
  • Page 30 • -13- �8 � 30� 3 �...
  • Page 31 -14- VII. COMPorENTS FOR FEEDING ADJUSTMENT Description Code No. Seri No. Feeding distance knob GR652-8 Feeding distance knob screw GS342-8 Feeding-adjusting screw pole GS343-8 GR653-8 "O" ring of feed-adjusting pole GX211-8. • Locking pin of feeding distance GW191-8 Locking spring of feeding distance GR654-8 Feed-adjusting device 00274-8...
  • Page 32 -15- � 1 ✓...
  • Page 33 19 . VDI. COMPOrENTS FOR LLBE Description Code No. Seri No. Components of oil pump GR659/19-8 Oil pump fixing plate GR660-8 ( 3 ) Oil pump fixing screw 0S343-8 ( 3 ) Stop-retreating washer for oi- 1 pump fixing GR661-8 Oil pumlp body GR662-8 ( 1 )
  • Page 35 •o• MAGIN: tEAD AUXUARES IX. PRESSOR FOOT COMlOrENTS OF OL PLATE Kte: LFT Description Code No. Q t y Seri No. Oil plate components GR680/2S-8 Oil plate GR681-8 ( 1) GR682-8 Oil plate bed Machine head bed GR683-8 ( 4 ) GS3SS-8 Oil extraction hole screw ( 2)
  • Page 36 �---17 � - 1 9 -...
  • Page 37 cot.f>OtENTS OF BOBBN WWER AND �EAD-RUNNGJNG ST AND Description Code No. Seri No. Bobbin winder seat GR704-8 Bobbin stand GR705-8 Bobbin wheel GP148-8 Bobbin wheel screw OS363-8 Bobbin shaft GZ239-8 Bobbin seat bar GR706- 8 Pin of bobbin seat bar GX213·8 Bobbin stand bar GR707-8...
  • Page 38 -21- Code No. Description Seri No. Q ty 36 . GR718-8 Spring washer of thread plate nail GR719-8 Washer of thread plate '1ail 38 . GL172-8 Nut of thread plate nail GR720-8 Thread plate GR721-8 Thread reel lock bed GR722-8 Fastening nut washer of thread bar 42 .
  • Page 39 • • .· 13� ✓• • ,,,,, .,,. � -22-...
  • Page 40 AUXUARES Seri No. Code No. Description GR696/2-8 Components of machine head connecting hook GR697·8 Machine head connecting hook seat GBX142-8 Seat nail of machine head connecting hoot. GK154·8 Front cover of upper wheel GR698-8 Fixing bracket of front cover GK155/3·8 Back cover components of upper wheel GK156-8 Back cover of upper wheel...
  • Page 41 . - - - __ j -- , • ./'l---- ,,,.- - - c__;), - - - -24-...