Leister TWINMAT Operating Instructions Manual Download Page 1

LEISTER TWINMAT

Automatic wedge welding machine 

Please read operating instructions carefully before use
and keep for further reference.

GB

OPERATING INSTRUCTIONS

The LEISTER TWINMAT is an automatic wedge welding machine for overlap
welding of geomembrane liners for earthwork and civil engineering.

Thermoplastic lining membranes

Type of seam

Polyvinyl chloride plasticised

PVC-P

Welding seams are

Polyethylene high density

PE-HD

produced in accordance

Polyethylene low density

PE-LD

with DVS 2225 part 1 and 

Chlorinated polyethylene

PE-C

BAM.

Polypropylene

PP

Other dimensions are

Ethylene copolymer bitumen

ECB

possible on request.

Ethylene vinyl acetate

E/VA

DVS:

German Welding Association

BAM:

Federal Institute for Materials Research and Testing, Berlin

APPLICATION

TWINMAT with printer

®

LEISTER Process Technologies, Riedstrasse, CH-6060 Sarnen / Switzerland

Tel. + 41- 41 662 74 74   Fax + 41- 41 662 74 16    

www.leister.com     [email protected]

2

Summary of Contents for TWINMAT

Page 1: ...icised PVC P Welding seams are Polyethylene high density PE HD produced in accordance Polyethylene low density PE LD with DVS 2225 part 1 and Chlorinated polyethylene PE C BAM Polypropylene PP Other d...

Page 2: ...e line mains voltage EN 61000 3 11 Zmax 0 059 j 0 037 If necessary consultate supply authority Do not touch the element housing and nozzle when they are hot as they can cause burns Let the tool cool d...

Page 3: ...hot air blower 7 On off hand wheel for upper or lower drive pressure roller 8 Locking mechanism for control handle 9 Hand wheel for stepless adjustment of the welding pressure 10 Locking lever for wel...

Page 4: ...8 29 27 23 22 20 24 28 29 20 24 30 31 32 22 Hot air wedge guide 23 Guide rod arm 24 Pinch rollers 25 Swivel head 26 Sensor beam 27 Back roller 28 Lower drive pressure roller 29 Upper drive pressure ro...

Page 5: ...reduction mm ACTUAL value Drive motor on off Heating on off Skip to beginning function Welding programm check Thickness of material Seam thickness reduction offset Speed control Recording mode Welding...

Page 6: ...L Welding pressure V SET t SET Seam thickness reduction Thickness of material Seam thickness reduction offset Speed Control Recording mode Welding speed Welding temperature P Memory Card Alarm audible...

Page 7: ...es this value to calculate the relevant seam thickness reduction Depending on the material thickness the range of seam thickness reduction is automatically adjusted on the print out The mate rial thic...

Page 8: ...an audible signal is activated This signal can be set to ON OFF on the alarm menu The welding operator has a choice of different langua ges German English French Italian Spanish Depending on the choic...

Page 9: ...SET and ACTUAL value The power transmission works through a three stage planetary gear Should rippling occur in the laid out geomem brane liners the upper or lower drive pressure roller can be switche...

Page 10: ...tomatically if the upper seam thickness reduc tion tolerance is exceeded the welding speed is increased DESCRIPTION OF FUNCTIONS LEISTER TWINMAT 10 WELDING PREPARATION Check laying out of material Wid...

Page 11: ...be corrected using the and keys if the seam thickness reduction deviates from the tolerance At the end of the welding operation approx 10 cm before removal of the hot air wedge the recording should be...

Page 12: ...he circuit diagrams and spare parts lists For this tool we generally provide a warranty of one 1 year from the date of purchase verified by invoice or delivery document Damage that has occurred will b...

Reviews: