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Summary of Contents for LESITE LST900
- Page 1 LESITE Lesite Technology LST900/900D Hot Wedge Welder Manual...
- Page 2 LESITE LST900/900D Please read this manual carefully before using this machine, and keep it for future reference. This machine adopts an advanced hot wedge structure,which has better heating efficiency and faster welding speed.It specially for welding 1.0mm-3.0mm HDPE、 LDPE、 PP、 TPO、 PVC...
- Page 3 LESITE LST900/900D Parameter Model LST900 Rated Voltage 230 V / 120 V 50 / 60 Hz Frequency Power 1800 W / 1650 W Welding Speed 1 - 5 m/min Heating Temperature 50 - 450 ℃ Welding Pressure 100-1000N Thickness Welded 1.0 mm - 3.0 mm （Single Layer）...
- Page 4 LESITE LST900/900D LST900 Main Parts 1、Pressure Handle 2、Operation Handle 3、Control Box 4、 Hot Wedge 5、Pressure Roller 6、Creeping Wheel 7、Swing Head 8、Pressure Adjustment...
- Page 5 LESITE LST900/900D LST900 Control Panel 9、 Temperature Controller 10、 Power Fuse 11、 Power Switch 12、 Motor Fuse 13、 Motor Switch 14、 Voltmeter 15、 Speed Control Knob Steps for Machine On/Off 1、 Connect the power supply, lift up the pressure handle (1) and the pressure roller (5) to separate automatically, and press the power on/off switch(11) 2、...
- Page 6 LESITE LST900/900D LST900D Control Panel 016°C ST - OFF SV: 5.0M 16、 Power Switch 17、 Temperature Rise Knob 18、 Temperature Drop Knob 19、 Speed Increase Knob 20、 Speed Down Knob 21、 Motor Switch 22、 Power Fuse 23、 Welding Temperature Display 24、...
- Page 7 LESITE LST900/900D LST900D Switching Steps Current Temperature Current Speed Preset Speed Drawing 1 1、Connect the power supply, lift up the pressure handle (1) and the pressure roller (5) to separate automatically 2、Turn on the power switch (16), the LCD screen displays as shown in drawing 1 While...
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Page 8: Fault & Solutions
LESITE LST900/900D Fault & Solutions Fault Causes Solutions Power failure or low voltage Check the voltage and power wire Screen shows Power fuse has blown Replace fuse 15A nothing Power switch doesn't work Replace the power switch Motor fuse has blown... - Page 9 LESITE LST900/900D Fault & Solutions Fault Causes Solutions Thermocouple failure Replace the thermocouple Drive board doesn't work Replace the drive board Hot wedge Wires "+" and "-" of burned thermocouple were Connect correctly connected wrongly Check whether the thermocouple No thermocouple...
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Page 10: Maintenance
LESITE LST900/900D LST900/900D Nameplate Maintenance Do clean the hot wedge and pressure rollers after welding... -
Page 11: Warranty
Irregular use and unauthorized modification should not be covered by the warranty. Maintenance · It is strongly recommended to send the product to Lesite company or authorized repair center for professional inspection and repair. · Only original Lesite spare parts are allowed. - Page 12 FUZHOU LESITE PLASTICS WELDING TECHNOLOGY CO.,LTD Tel： +86(591)83818890 E-mail： info@lesite.com.cn Web： www.lesiteweld.com Add: 5# Jingpu Road, Pushang Industry Park, Cangshan, Fuzhou, 350007, Fujian, China...
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