Verachtert Vrg User manual

demolition and sorting grab

VRG

operating manual

Edition 07.02

your supplier:

GEBJ1143

All rights strictly reserved. Reproduction

to third parties in any form whatever is not permitted

without written authority from the proprietor.

VRG VERACHTERT

DEAR USER,

The VERACHTERT demolition and sorting grab VRG is a high quality product which

will help you to efficiently perform several demolition and sorting operations.

You are urgently requested to read the operating manual and to carefully execute the

instructions when working with the equipment.

VERACHTERT products bear the CE mark and comply with all the relevant EC safety

requirements. However, it remains necessary to make sure that the safety

requirements are met for all operations, maintenance or repair works. This refers to the

safety regulations mentioned in this book, in the operating manual of the machine and

in the local safety regulations valid for the area in which the VERACHTERT product is

being used, maintained or repaired.

Modifying the VERACHTERT product is only allowed with the permission of your

supplier!

Only then the warranty conditions and CE liability apply.

Warnings

Only qualified persons are permitted to operate the excavator.

Maintenance or repair jobs can only be carried out by well qualified technical

personnel.

Prevent unsafe work situations. Keep your limbs from moving parts.

Be aware that there are no persons within the reach of the excavator.

When leaving the excavator, position the grab VRG with opened shells on a flat

surface.

Stop the engine before starting maintenance or repair operations. Make sure the

safety precautions are met!

Defective parts must be replaced by original VERACHTERT parts.

In this product mineral oil is used. When applying other types of hydraulic oil

problems may arise. In case of questions, first contact your supplier.

VERACHTERT VRG

Warranty and service

The warranty obligation of the supplier depends on the correct installation of the

product. Check the working pressure of your machine first. Should there be any

questions, contact your supplier.

Unless otherwise agreed upon, the terms of warranty drawn up by ORGALIME in the

publication of October 1992 apply to this product. Some of the clauses from these

terms can be found at the back of this book.

VERACHTERT is continually improving its products. It reserves the right to change its

products without prior notice.

Apart from supplying a complete range of wrecking tools and other equipment

VERACHTERT can also supply the following services:

- installation service;

- supplying (spare) parts for the equipment;

- repair works and complete revisions.

VRG VERACHTERT

C O N T E N T S

page

1. PRODUCT IDENTIFICATION..................................................................................................................4

2. HOISTING THE VRG GRAB ...................................................................................................................6

3. PRODUCT OVERVIEW AND TECHNICAL SPECIFICATIONS.............................................................7

3.1 VRG-GRAB MODELS.............................................................................................................................8

3.2 OPTIONS AND CODES ...........................................................................................................................9

3.3 TECHNICAL DATA................................................................................................................................10

3.4 CALCULATING THE EXCAVATOR/EQUIPMENT COMBINATION ...................................................................11

4. INSTALLING THE VRG GRAB .............................................................................................................13

4.1 HYDRAULIC COUPLERS .......................................................................................................................14

4.2 MOUNTING THE VRG GRAB TO THE EXCAVATOR ..................................................................................17

4.3 VENTING THE HYDRAULIC SYSTEM.......................................................................................................18

4.4 MEASURING WORKING PRESSURES AND OPENING AND CLOSING TIMES..................................................19

5. OPERATION ..........................................................................................................................................21

6. THE APPLICATION OF LOADING AND BREAKING PLATES ..........................................................23

7. MAINTENANCE AND REPAIR .............................................................................................................25

7.1 SAFETY PRECAUTIONS .......................................................................................................................26

7.2 DAILY MAINTENANCE ..........................................................................................................................28

7.3 WELDING THE VRG GRAB ..................................................................................................................29

7.4 REPLACING REMOVABLE EDGES ..........................................................................................................29

7.5 TORQUE VALUES FOR METRIC THREAD JOINTS .....................................................................................29

8. HYDRAULIC DIAGRAM........................................................................................................................30

9. SPARE PARTS......................................................................................................................................32

WARRANTY CONDITIONS........................................................................................................................33

INFORMATION SHEET ..............................................................................................................................35