LESITE LST800 User Manual Download | Manualshive

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Lesite

Providing best plastic welding tools

Fuzhou Lesite Plastics Welding Technology Co.,Ltd

Website

：

www.lesiteweld.com

Email: sales2@lesite.com.cn

Mob: 86-18650793446

Add:16th building, Juyuanzhou Park,

Jinshan Industry Area, No.618 Jinshan Road

Cangshan Area,

Fuzhou, Fujian, China

Tel:

：

86-591- 83818890

Fax

：

86-591-88211499

Hot Wedge Welder

User’s Guide for LST800/800D

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Summary of Contents for LST800

Page 1: ...ology Co Ltd Website www lesiteweld com Email sales2 lesite com cn Mob 86 18650793446 Add 16th building Juyuanzhou Park Jinshan Industry Area No 618 Jinshan Road Cangshan Area Fuzhou Fujian China Tel 86 591 83818890 Fax 86 591 88211499 Hot Wedge Welder User s Guide for LST800 800D ...

Page 2: ...voltage and speed regulation circuit driven by DC servo motor with great output torque and the operating is stable It can maintain a constant speed on the condition of creeping vertical creeping and variable road load Also this series of welding machine is stable in performance despite of external temperature and voltage variation This series of welding machine is excellent in performance and easy...

Page 3: ...connected to live wire N to zero line phase to grounded protection line plug will not be modified without prior permission 3 For good welding quality please assign specified personnel for operation 4 Pressure roller will not engage on free running 5 Do not operate when it is exposed to water to prevent inferior quality 6 The machine has been regulated before leaving factory Please do not adjust it...

Page 4: ... Jinshan Industry Area No 618 Jinshan Road Cangshan Area Fuzhou Fujian China Tel 86 591 83818890 Fax 86 591 88211499 4 Operation principle Motor drives upper and lower pressure rollers to rotate through reduction gearbox and chain Slide carriages drive the hot wedge and insert it between the two base materials at the same time lever presses pressure rollers and engages the two fused base materials...

Page 5: ...iometer and speed control potentiometer to 0 position press lever handle down to disengage pressure roller then insert the plug 2 Turn on the power and select certain temperature and speed take several narrow materials for try welding Temperature selection may be different for the same material at different ambient temperature and material thickness To determine the best welding effect adjust the ...

Page 6: ...timely press lever handle to disengage upper and lower pressure roller to prevent rubber wheel damage for long duration 7 Excessive temperature high and low may occur because of thermal inertia On this condition temperature deviation may be compensated by speed regulation on a small degree 8 A T shape overlap is formed between welded material and another material Welding method is shown as fig 5 t...

Page 7: ... buckle screws on the two sides remove the control box and replace a new one reassemble the complete machine shown as fig 7 Note conform to color on wiring Refer to fig 10 and text information Fig 7 3 Replacement of motor Remove all screws on housing remove front end covering to remove housing remove the 4 M5 installation screws on the support remove the main chain guard and separate the upper and...

Page 8: ...on the opposite sequence Note keep upper and lower pressure roller is parallel during assembling 4 Replacing of upper and lower pressure roller Remove the chain guard take off the forcing off screws on the two chain wheels and then remove chain wheel and chain For upper rubber wheel it can be removed if the two screws on bearing housing that on both sides of press plate are removed For lower rubbe...

Page 9: ...18 Jinshan Road Cangshan Area Fuzhou Fujian China Tel 86 591 83818890 Fax 86 591 88211499 8 General troubles and eliminations Motor not run Power off Check that the mains is in On condition Fuse damaged Replace fuse Speed control circuit board damaged Replace speed control circuit board or control box assembly Motor burned Replace motor Motor speed can t be regulated Speed control knob is loosened...

Page 10: ...sembly Hot wedge is burned red Thermocouple failure Replace thermocouple Controlled silicon disruption Replace controlled silicon or control box assembly Chain jumping There may be sand or small stones on chain and gear Remove sand or small stones 9 Maintenance The complete machine should be cleaned greased and placed in a dry place if it is not used For PVC welding the adhesions on hot wedge shou...

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