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Summary of Contents for Clinton AS-895E
- Page 1 ML895E-14 CLINTON MODEL AS-895E VARIABLE SPEED DC SERVO MOTOR OVEREDGE AND CHAINSTITCH MACHINES WITH INTERMITTENT LCD AIR SAVER, NEEDLE COOLER & STACKER OUTPUTS SERVICE MANUAL 40-0255-01...
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Page 2: Table Of Contents
® ML895E-15 TABLE OF CONTENTS SECTION INTRODUCTION ........SECTION INSTALLATION . -
Page 3: Introduction
The model 895E has outputs for air saver, foot lift, needle cooler and stacker. It can be used to operate all Clinton chain cutters, as well as various make and model chain cutters. The programmable LCD display is used to select the desired mode. In addition, the display box is... -
Page 4: Installation
® ML895E-17 SECTION II INSTALLATION A. CONTROL BOX TO MOTOR Refer to the control box assembly parts drawing in page 6-4. Attach the mounting brackets to the control box then, mount the control box to the motor with the hardwareprovided. B. -
Page 5: Synchronizer
® ML895E-18 C. SYNCHRONIZER Two methods are used to attach the synchronizer to the handwheel. They are (1) handwheel turned down to accept synchronizer and (2) an adapter that is mounted to a machined handwheel. Refer to figure 2-2 and install the synchronizer as follows: SYNCHRONIZER INSTALLATION UNIVERSAL MOUNT FIG. -
Page 6: Power And Cable Connections
® ML895E-19 F. POWER AND CABLE CONNECTIONS Refer to figure below and connect all cables as shown. The system can be operated from 230V, 3 phase or 230V, single phase power. Caution: It is important that the ground wire be connected between the motor and sewing machine to prevent a static charge buildup at the sewhead. -
Page 7: Synchronizer Timing
® ML895E-20 SECTION III SYNCHRONIZER TIMING Turn the power off before making synchronizer adjustments. Refer to figure below for all adjust- ments and perform the steps below to time the synchronizer. 1. Remove cover from synchronizer, then loosen the disc locking screw. 2. -
Page 8: Programmable Lcd Display
® SECTION IV ML895E-21 PROGRAMMABLE LCD DISPLAY A. MAXIMUM SEWING SPEED Maximum sewing speed can be adjusted by changing the "MAXIMUM SPEED" parameter in the "LCD" display. The LCD display, shown below is used to program and set the various parameters of the 895 series, such as;... - Page 9 ® ML895E-22 TABLE 4-1 PARAMETER DESCRIPTION DEFAULT RANGE SPEED GROUP MINIMUM First speed when pedal is moved forward. 80-250 SLOW STRT Initial speed at start of cycle (after trim). This speed is maintained for No. of stitches set 150-1000 by soft start count parameter. VENT.SPD Speed motor runs while venturi is active 2000...
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Page 10: Hidden Parameters
® ML895E-23 C. HIDDEN PARAMETERS The parameters in this section are separated from the Direct Access parameters because they are infrequently changed and should not be changed by the operator. The parameters are listed in TABLE 4-2 PARAMETER DESCRIPTION DEFAULT RANGE ****SPEEDS MAXIMUM... -
Page 11: Pulley Ratio
E. PULLEY RATIO (RATIO BETWEEN MOTOR AND MACHINE PULLEYS) During the initial setup and after power is first turned on. The pulley ratio must be calculated. The pedal must be moved forward to do this. While the ratio is being taken, the machine speed is limited for several stitches. -
Page 12: Encoder Test
® ML895E-25 3. Encoder Test CAUTION: Remove the sewing machine belt. The belt has to be removed because the motor may not develop suffient torque to turn the machine. Press the button. The display will read "TEST ENCODER". Press the button. -
Page 13: Connector Diagrams
® SECTION V ML895E-26 CONNECTOR DIAGRAMS Listed below are the pinouts for the Model 895E control box connectors. TOTAL PINS CONNECTOR PIN NO. FUNCTION SYNCHRONIZER DOWN SENSOR UP SENSOR TRIM SENSOR AUX INPUTS CHASSIS GND I 1 SAFETY SWITCH I 2 INCHING/CHANGE POSITION AUX OUTPUTS +48 V +48 V... - Page 14 ® ML895E-27 TOTAL PINS CONNECTOR PIN NO. FUNCTION COMMUTATOR ENCODER (S1) ENCODER (S2) SIG. GND PHASE C PHASE B PHASE A LCD DISPLAY EXT1 CHASSIS GND AC POWER 220V 3 PHASE A PHASE B PHASE C CHASSIS GND MOTOR VOLTAGE PHASE A PHASE B PHASE C...
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Page 15: Drawings And Parts List
® ML895E-28 SECTION VI DRAWINGS AND PARTS LIST MODEL 895E 81-0863-02 A. MAJOR ASSEMBLIES... - Page 17 ® ML895E-29-2 MOTOR ASSEMBLY PARTS LIST, DC SERVO 81-0731-01 ITEM DESCRIPTION PART NO. QUANTITY COVER 30-4433-01 SCREW 30-4434-01 SCREW, S.S.S. 30-4435-01 30-4436-01 PC BOARD, ENCODER 30-4437-01 SCREW 30-4438-01 SPACER 30-4439-01 ENCODER DISC 30-4440-02 SCREW 30-4441-01 ENCODER SENSOR 30-4442-01 MOTOR, DC 30-4443-01 SCREW, S.S.S.
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Page 20: Synchronizer
® ML895E-31 E. SYNCHRONIZER ITEM DESCRIPTION PART NO. QUANTITY SYNCHRONIZER 81-0733-01 COVER, SYNCHRONIZER 30-4262-02 SCREW M5 X 12 F.H.M.S. 30-4263-01 SPACER DISC RETAINING 30-4264-01 30-4428-01 DISC POSITIONER 30-4266-01 SPACER, DISC 30-4267-01 DISC, TRIM 30-4268-01 SCREW M3.5 X SELF TAP 30-4270-01 SPACER 30-4271-01 HOUSING... -
Page 21: Programmable Display
® ML895E-32 F. PROGRAMMABLE DISPLAY ITEM DESCRIPTION PART NO. QUANTITY PROGRAMMABLE DISPLAY 30-4321-01 (890 Series) PROGRAMMABLE DISPLAY 30-4317-01 (870LCD) BRACKET, MOUNTING 30-4286-01 SCREW M4 X 12 30-4287-01 SCREW 30-4288-01 G. MISCELLANEOUS PARTS... -
Page 22: E-Prom
® ML895E-33 H. E-PROM Most of the E-proms used are Cmos devices, thus subject to being damaged by electrostatic discharges. Proper grounding practices should be followed when handling and replacing them. Refer to figure below when replacing the E-prom. 1. The notch on the E-prom chip and the other chips on the board all face towards the back of the board (towards back of chassis). -
Page 23: Air Control Assembly
® ML895E-34 J. AIR CONTROL ASSEMBLY 81-0806-07 ITEM PART NO. DESCRIPTION ITEM PART NO. DESCRIPTION 30-0280-01 Tube Fitting 30-1783-01 Elbow 30-1048-01 Quick Disconnect-Female 30-1729-01 Fitting 30-0277-01 Quick Disconnect-Male 30-2102-01 Tubing, Clear 12" 30-0453-01 Street Tee 33-1808-01 Lock Washer 30-1107-01 Elbow 33-1810-01 Lock Washer 30-1106-01...
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