Wacker Neuson EH 27/115 User manual

www.wackergroup.com
Operator´s Manual
Electric-breaker
EH 27/115
Double insulated
0203032en 002
03.2007

SV00030GB.fm 3
Safety instructions
1. Safety instructions
WARNING!
When using electric tools, basic safety precautions should always be
followed to reduce the risk of fire, electric shock and personal injury,
including the following.
READ ALL THESE INSTRUCTIONS BEFORE ATTEMPTING TO
OPERATE THIS PRODUCT AND SAVE THESE INSTRUCTIONS.

Table of contents
4
1. Safety instructions 3
2. Foreword 7
3. Safety instructions 8
3.1 General Instructions ..............................................................................8
3.2 Operation ...............................................................................................8
3.3 Safety checks ......................................................................................10
3.4 Maintenance ........................................................................................11
3.5 Transport .............................................................................................11
3.6 Maintenance checks ............................................................................11
4. Technical Data 12
5. Description 13
5.1 Field of application ..............................................................................13
5.2 Functional description .........................................................................13
6. Transport to work site 14
7. Operation 15
7.1 Attaching the tool .................................................................................15
7.2 Connection ..........................................................................................15
7.3 Notes on correct handling ...................................................................16
8. Maintenance 17
8.1 Maintenance schedule ........................................................................17
8.2 Carbon brushes ...................................................................................18
8.3 Lubrication of the motor and transmission ..........................................18
8.4 Lubrication of the percussion system ..................................................18
8.5 Lubrication of the tool holder, tolerances ............................................19
8.6 Faults ...................................................................................................19
9. Electriwiring diagram 20
10. Diagram 21
11. Labels 22

Table of contents
5
12. Disposal 23
12.1 Environmentally friendly reuse ............................................................23
EC - Conformity Certificate 25
DIN EN ISO 9001 Certificate 27

Table of contents
6

Vorwort.fm 7
Foreword
2. Foreword
For your own safety and protection from bodily injuries, carefully read,
understand and follow the safety instructions in this manual.
Please operate and maintain your Wacker machine in accordance with
the instructions in this manual. Your Wacker machine will reward your
attention by giving trouble-free operation and a high degree of
availability.
Replace faulty or defective components Immediately.
All rights, especially the right for copying and distribution are reserved
Copyright 2007 by Wacker Construction Equipment AG
No part of this publication may be reproduced in any form or by any
means, electronic or mechanical, including photocopying, without
express permission in writing from Wacker Construction Equipment AG.
Any type or manner of reproduction, distribution or storage on data
carriers or storage mediums not authorized by Wacker represents an
infringement of valid copyrights and will be prosecuted. We expressly
reserve the right to make technical modifications - even without due
notice - which aim at improving our machines or increasing their safety
standards.

Safety instructions
SV00046GB.fm 8
3. Safety instructions
for the use of drilling and breaking hammers with electric drive
3.1 General Instructions
3.1.1 Drilling and breaking hammers may only be operated by persons who
∗are at least 18 years of age,
∗are physically and mentally fit for this job,
∗have been instructed in operating drilling and breaking hammers and
proven their ability for the job to the employer
∗may be expected to carry out the job they are charged with carefully.
The persons must be assigned the job of operating drilling and
breaking hammers by the employer.
3.1.2 Drilling and breaking hammers are to be applied for their proper use.
Both the manufacturer’s operating instructions and these safety
instructions have to be observed.
3.1.3 The persons charged with the operation of these hammers have to be
made familiar with the necessary safety measures relating to the
machine. In case of extraordinary uses, the employer shall give the
necessary additional instructions.
3.1.4 This machine generates noise that exceeds the country-specific
permissible noise levels (individual rating level). It may therefore be
necessary to wear ear protection
3.2 Operation
3.2.1 The function of operation levers or elements is not to be influenced or
rendered ineffective.
3.2.2 Make sure that the machine is connected only to voltage and
frequency as indicated on its name plate. Choose correct cross section
for extension cord.

SV00046GB.fm 9
Safety instructions
3.2.3 The operator has to switch off drilling and breaking hammers, to
disconnect them from the electric mains and to store them in such a
manner that they do not turn over be fore leaving the machines or
going on breaks.
3.2.4 Wear safety goggles in order to avoid injuries to the eyes.
3.2.5 We recommend wearing suitable working gloves.
3.2.6 Wear safety shoes while working with drilling and breaking hammers.
3.2.7 Drilling and breaking hammers are always to be operated with both
hands on the handles provided for this purpose.
3.2.8 When working with drilling and breaking hammers, especially when
carrying out drilling jobs, the operator has to have a firm stand,
particularly when working on scaffolding and ladders.
3.2.9 Drilling and breaking hammers are to be guided such that hand injuries
caused by solid objects are avoided. When carrying out demolition
jobs at elevated places, special care is required to prevent the machine
or the operator from falling.
3.2.10 Avoid body contact with earthed components. When breaking
connecting passages, make sure that there are no electric wires or gas
pipes. No one may stay in the room to which the passage is broken
through, as there is danger of injuries because of falling stones or
tools.
3.2.11 During operation the tool holder must be closed. Tools and tool holder
must be checked for wear in order to guarantee proper functioning of
holder.
3.2.12 The operation of this machine may cause broken - off pieces to be
flung away. Therefore, during operation, no one except the operator is
to come near this machine.

Safety instructions
SV00046GB.fm 10
3.2.13 Drilling and breaking hammers have to be disconnected from the
electric mains before changing tools.
3.2.14 The tools always have to be in perfect conditions.
3.2.15 Do not operate this machine in areas where explosions may occur.
3.2.16 Do not misuse the electric cable to pull or lift up the unit or to pull the
plug out of the socket. Protect cable from heat, oil and sharp edges.
3.2.17 Electric equipment and material may only be used if they comply with
the operational and local safety requirements. They must be in proper
conditions and they must be maintained in this condition.
3.2.18 Do not expose electric tools to rain. Do not use electric tools in damp
or wet surroundings.
3.3 Safety checks
3.3.1 Drilling and breaking hammers may only be operated with all safety
devices installed.
3.3.2 Before starting operation, the operator has to check that all control and
safety devices function properly.
3.3.3 Before starting operation, the overload clutch of drilling hammers has
to be checked for proper functioning.
3.3.4 Regularly check cable for damage.
3.3.5 In case of defects of the safety devices or other defects reducing the
operational safety of the drilling and breaking hammers, the supervisor
has to be informed immediately.
3.3.6 The machine must to be switched off immediately in case of defects
jeopardizing the operational safety of the equipment.