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Table of Contents
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Summary of Contents for JUKI LU-2810-6
- Page 1 LU-2810-6, 2860-6 INSTRUCTION MANUAL...
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Page 2: Table Of Contents
10. AIR PIPING AND MACHINE-HEAD WIRING .............. 11 11. SEWING SPEED TABLE ..................... 12 CAUTION This Instruction Manual for the LU-2810-6/-2860-6) only describes their differences from the standard models (LU-2810/-2810-7, LU-2860/-2860-7). For safety-related information, carefully read and fully understand "Safety precautions"... -
Page 3: Specifications
ISO 10821- C.6.2 - ISO 3744 GR2 at 3,000 sti/min. GR2 at 2,700 sti/min. The aforementioned noise level is the one in the case of using the control box (SC-922) made by JUKI. 2. INSTALLATION Refer to "2. -
Page 4: Installing The Belt Cover And The Belt
3. INSTALLING THE BELT COVER AND THE BELT WARNING : To protect against possible personal injury due to abrupt start of the machine, be sure to start the following work after turning the power off and ascertaining that the motor is at rest. (Installation procedure) Remove belt cover A ❶... -
Page 5: Adjusting The Belt Tension
4. ADJUSTING THE BELT TENSION WARNING : To protect against possible personal injury due to abrupt start of the machine, be sure to start the following work after turning the power off and ascertaining that the motor is at rest. Adjust the belt tension with the height of the motor so that the belt sags 15 mm when the center of V belt is applied with a 9.8 N load. -
Page 6: Adjusting The Synchronizer
6. ADJUSTING THE SYNCHRONIZER WARNING : To protect against possible personal injury due to abrupt start of the machine, be sure to start the following work after turning the power off and ascertaining that the motor is at rest. Adjust the upper stop position (needle-up stop posi- tion) so that the marker line on belt cover A ❷... - Page 7 (How to remove the handwheel) To remove handwheel ❶ , loosen screws ❷ and ❸ ❸ and remove handwheel ❶ in such a state that it is assembled with handwheel A ❹ . ❶ Do not remove only handwheel ❶ by loos- ening setscrew ❺...
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Page 8: Installing The Oil Shield
To protect against possible personal injury due to abrupt start of the machine, be sure to start the following work after turning the power off and ascertaining that the motor is at rest. Install oil shield ❶ , supplied with the unit, on the LU-2810-6 frame with screws ❷ . ❷... - Page 9 (2) Connecting the air tube and the solenoid valve cable Solenoid valve Connect the air tubes and the solenoid valve cable supplied with the unit to the locations shown ❶ below. ❷ ❸ Solenoid valve Tube number Cable number ❶ - ❹...
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Page 10: Wiring The Machine Head
(5) Exhaust tube Pass ø8 exhaust air tube ❶ through hole ❷ in the table stand and other relevant hole. Then, ❷ route the air tube downward. If the humidity is high, water may come out of the air tube. ❶... - Page 11 (2) Details of connectors This clause explains details of connectors ① to ④ and layout of the pins shown in the wiring diagram. Identify the connector pin number as described below. Connector You may find the numeric characters indicat- The numeric character indicated ed on the connector when viewing from the on the connector, as viewed from the direction of the arrow,...
- Page 12 ② CN36: 14P connector (solenoid, switch) 14 13 11 10 Pin No. Part name Color of cable Remarks Tension release solenoid (lower side) Black Tension release solenoid (upper side) Black － － － Knee switch White Reverse feed switch Black Thread trimming solenoid (left side) Black Thread trimming solenoid (right side)
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Page 13: Air Piping And Machine-Head Wiring
④ CN102: 12P connector (Solenoid valve) Pin No. Part name Color of cable Remarks Solenoid valve (CN151) Black Presser bar lifting cylinder Solenoid valve (CN152) Black Reverse feed cylinder Solenoid valve (CN153) Black Alternate up/down cylinder － － － Solenoid valve (CN155) Black 2-pitch cylinder －... -
Page 14: Sewing Speed Table
Refer to the Instruction Manual for the LU-2810, -2810-7, -2860 and -2860-7 packaged with the sewing machine for the installation and adjustment of other parts. Refer to the clauses which describe the LU-2810-7 for the LU-2810-6. Refer to the clauses which describe the LU-2860-7 for the LU-2860-6.