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Leister Varimat V User Manual

Leister Varimat V
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LEISTER Varimat V
Hot Air Automatic Welding Machine
GB
OPERATING INSTRUCTIONS
®
LEISTER Varimat V
Automatic Overlap Welding
Machine
For overlap welding of roofing
membranes made of PVC, PE,
ECB, EPDM, CSPE, and Modified
Bitumen for areas close to
edges and uneven surfaces.
Overlap welding of foils and
coated materials. Width of wel-
ding seam 20, 40 mm.
LEISTER Varimat V
Automatic Bitumen Welding
Machine
For overlap welding of Modified
Bitumen sheet. Width of welding
seam 80, 100 or 120 mm.
APPLICATION
LEISTER Process Technologies, Riedstrasse, CH-6060 Sarnen/Switzerland
Tel. +41 41 662 74 74 Fax +41 41 662 74 16
www.leister.com sales@leister.com
Please read operating instructions carefully before
use and keep for further reference.
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Leister Varimat V Specifications

General IconGeneral
Weight35 kg
Voltage230 V
Air volume300 l/min
Welding width40 mm
Frequency50/60 Hz
Power Supply230 V

Summary

Application Overview

Automatic Overlap Welding Machine

For overlap welding of roofing membranes, foils, and coated materials. Width of welding seam 20, 40 mm.

Automatic Bitumen Welding Machine

For overlap welding of Modified Bitumen sheet. Width of welding seam 80, 100 or 120 mm.

Safety Precautions

General Warnings

Critical safety instructions covering electrical, fire, burn hazards, and proper tool usage.

Operational Cautions

Important notes on voltage matching, grounding, supervision, and protecting from moisture.

Technical Data and Approval Marks

Approval Marks

Displays approval symbols indicating compliance with standards.

Protection Class I Specifications

Details technical specifications and protection class for the machine models.

Description of Tools

Machine Components Identification

Lists and identifies all parts of the LEISTER Varimat V welding machine.

Pendulum Action Roller Components

Details the assembly and parts of the pendulum action roller.

Display Options and Faults

Main-Level Display Information

Explains the data displayed during normal operation, including speed and temperature.

Control-Level Display Information

Details display data during control operations, showing speed and power consumption.

Fault Reasons and Actions

Guides on identifying fault reasons for displays and the recommended actions.

Fault Finding Actions

Automatic Starter Fault Troubleshooting

Steps to resolve issues where the drive motor does not start automatically, focusing on sensor adjustment.

Error Code Management

Procedures for handling errors 100, 101, 102, primarily related to the blower.

Welding Parameters

Setting Welding Temperature and Airflow

Instructions on adjusting temperature, monitoring heating time, and setting airflow.

Welding Speed and Drive Control

Guidance on setting welding speed and controlling the drive mechanism.

Welding Parameters for Overlap 20/40 mm

Welding Pressure Application

Explains welding pressure transmission and the use of additional weights.

Operation for Overlap 20/40 mm

Steps for preparing and operating the machine for 20/40 mm overlap welding.

Usage for Overlap 20/40 mm

Tool Positioning for Welding

Instructions on positioning the machine and adjusting tracking for 20/40 mm overlaps.

Welding Procedure Steps

Detailed sequence for performing welds, including parameter checks and cooling.

Welding Parameters for Overlap 80/100/120 mm

Welding Pressure for Wider Overlaps

Details welding pressure and the application of weights for wider seams.

Operation for Overlap 80/100/120 mm

Setup and operation guidelines for 80/100/120 mm overlap welding.

Usage for Overlap 80/100/120 mm

Tool Positioning for Wider Overlaps

Steps for positioning the machine and adjusting tracking for wider overlaps.

Welding Procedure for Wider Overlaps

Sequence for welding, temperature verification, and cooling the nozzle.

Accessories and Training

Recommended Accessories

Advise to use only LEISTER brand accessories for optimal performance.

Welding Training Courses

Information on worldwide welding courses offered free of charge by LEISTER.

Maintenance, Service, and Repair

Routine Maintenance Tasks

Guidance on cleaning the welding nozzle, air inlet, and checking the mains cable.

Authorized Service and Repair

Procedures for servicing, repairs, and the importance of using authorized centres.

Guarantee and Liability

Warranty Terms and Conditions

Outlines guarantee conditions, liability, and rejection of claims for modified tools.

Service Record

Technical Data Recording

Fields provided for recording essential technical details of the machine.

Service and Repair Log Entries

Sections to document service dates, centre details, signatures, and repair history.

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