ZOJE ZJ9800 User manual

HIGH-SPEED LOCKSTITCH SEWING MACHINE
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OPERATION MANUAL
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ZOJE SEWING MACHINE CO., L TO.
From the library of: Superior Sewing Machine & Supply LLC

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From the library of: Superior Sewing Machine & Supply LLC

CONTENTS
Befo _re opera ti on···· ·································· ······· ······ ·· ······················ ···1
1. Specifications ·········· ····· ··· ············ ·· ·· ················· ·· ··· ····· ·············· ··· 2
2. l_nstallation· ·· ··· ··· ··· ··· ··· ··· ··· ··· ··· ··· ··· ··· ··· ··· ··· ··· ··· ··· ··· ··· ··· ··· ··· ··· ··· ··· 2
3. Adjusting the h eig ht of the knee lifter-········ ······ ·· · ·· · ·· ········· ············· ··· 4
4. Installing the thread s tand· ·· ·· · ·· · ·· ···· ······················· ···· ······ ········ · ······ 4
5. Lubricatio n···· ··········· ··· ·· ······ ··· · ···· · ··· ··· ·············· ······ ······· ··· · ······ ···5
6. Ad ju sting the amount of oil in the hook ················· ···· ··· ·· ··· · ·· ··· ······· ·· ·6
7. Adjusting the amount of oil( oil splas he s) in the hook······ ···· ····················?
8. Attach in g the needle ····· · ······ ·· ············ ··· ··············· ······················ ··· 9
9. Sett ing the bobbin int o the bobbin case """ .............................. ........ .10
10. Adjusting the stitch length
.................. ......... .. . ..... ................ ...... .. .10
11. Pre sser foot pressu re····· ···· ··· ····· ············ ··· ·· ···· ···· ··· ····· ·· ··· ····· ······lO
12. Threading the machine head ........ .... ..................... ... .. . ......... ... ...... 11
13. Winding
the bobbin thread .................. ... ....................................... 12
14.
Th read ten sio n··················································· ····· ······· ······· ····· 14
15. Thr ead take-up spring "· .. . .. . .. .. ............................................... ...... 14
16. Adjusting
the thread take-up stroke ..... .... ........ ... .. ..... ..................... 16
17. Adjusting the needle stop position
................................................... 17
18.
Oil ch eak and ad dition "'"'"' .............................. ..... . ..... . .. . ..... . .. . oo •1 8
19. Adjusting of the pedaJ ........................................................... . ...... 19
20. Pedal operat.ion ······ ··· ·· ······· ··· ············ ·· ·········· ············ ··················19
21. One-touch reverse stitching mechanism ................................ ....... ...... 21
22. W ipe_t-- ··············· ····················· ··· ············ ··· ··· ······ ··· ········· ········· ··· 22
23. Needle-to- h ook rel at ions hip···· ····· ··· ····· ·················· ·· · ··· ·· ······ ·· ··· ···2 3
24 . Change of counter knife ..... ... ... .. ....... . ........ ..... .... ........................ 24
25. Change of counter knife and moving knife ............... ... .. .......... ...... ...25
26. Adjustment
of trimming system .................. ··· ..... .... ........................ 26
27 . H eig ht and tilt of the feed dog... ............... ....................................... 27
28. Adjusting the feed timing· ........ ... ... ... .... .. .................. ... ............. .... .28
29. Thread tension r elease relea sing mechanism ........... ............. .. ...... .... 29
30 . Micro-lifting mechanism of the pr esse r foot """ .............................. 30
31 . Caution when car rying or placing the sewing machine .......... ............ .. 31
From the library of: Superior Sewing Machine & Supply LLC

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BEFORE OPERATION
Caution: To avoid malfunction and damage of the machjne, confirm the following.
};> Remove air-vent cap (red color) attached to the sewing machine bed.
};> Be sure to pourin the oil before using.
};> Before you put the machine into operation for the first time after the set-up , clean it
thoroughly.
};> Remove all dust gathering during transportation and oil it well.
};> Confirm that the voltage has been correctly set.
};> Confirm that the power plug has been properly connected to the power supply.
};> Never use the machine in the state where the voltage type is different from the designated
one.
};> Confirm that the direction of rotation of the motorpulley is correct.
};> Do not tilt the sewing machine head toward this side since oil leakage or parts breakage
occurs.
A safety switch is installed so
that the sewing machine cannot be operated with the head
tilted. When operation the sewing machine, turn On the power switch after properly setting the head
on the table.
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From the library of: Superior Sewing Machine & Supply LLC

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DB X 1 9#-18# DP X5 16# - 18#
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1. Specifications
Application Thin-medium material H eavy material
Sewing speed 5000rpm 4000rpm
Stitch length
Ma x5mm
Needle DB X 1 9#-18#
DPX5 16 #- 18#
Pr esser foot lift By hand lifter
18 mm (standard)
By knee lifter 15mm (max.)
Oil ZJ IH
Rated power
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2. ~~Jmt¥J~~ Installation
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- 2 -
From the library of: Superior Sewing Machine & Supply LLC