Lissmac Multicut 450 User manual

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OPERATING MANUAL
FLOOR SAW
MULTICUT 450
MULTICUT 500
LISSMAC Maschinenbau GmbH
Lanzstrasse 4
D-88410 Bad Wurzach
Tel. [phone] / 307 – 0
Fax [phone] / 307 – 500
[e-mail]
www.lissmac.com
EN

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Imprint The operating manual is valid for:
LISSMAC floor saw
MULTICUT 450
MULTICUT 500
Company headquarters:
LISSMAC Maschinenbau GmbH
Lanzstraße 4
D - 88410 Bad Wurzach
Tel: [phone] / 307 – 0
Fax: [phone] / 307 – 500
[e-mail]
www.lissmac.com
Translation of the original operating manual
Version: 05-2015
Transmission and
reproduction
The dissemination or duplication of this operating manual in any form, or the reuse of contents is
forbidden unless permitted in writing.
Non-compliance is subject to compensation for damages. All rights reserved for the purpose of
patent, utility model, or design patent registration.

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BASIC SAFETY INSTRUCTIONS
1.1. Warning notices and symbols in this operating manual
Danger! Indicates that failure to comply could lead to severe injury or
even death.
Caution! Indicates that failure to comply could sometimes lead to injuries.
Note Indicates that failure to comply leads to damage to the
machine or other property.
Handling information for operators
The defined sequence of the handling steps makes proper and safe handling of the machine easier.
Handling instructions for the operator
The following warning and safety symbols were attached on the machine:
This symbol indicates the reference to the operating manual
This symbol indicates that hearing protection must be worn
This symbol indicates the noise power level of the machine
This symbol indicates the attachment point for crane transport
This symbol of a rotating saw blade
This symbol indicates:
Working on the saw blade protective hood is prohibited when the saw blade is running.
This symbol indicates control of the drive belts
This symbol indicates the running direction of the saw blade
This symbol indicates:
Any implementation of the machine outside this range, in which cutting work is done, must be done
with a non-rotating tool.

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OPERATING MANUAL
Preface This operating manual should make it easier to get to know the machine and make use of its intended
applications.
The operating manual contains important information on how to operate the machine safely, properly
and economically. Your close attention helps avoid risk, repair costs and downtime, and increase the
reliability and lifetime of the machine.
The operating manual is to be supplemented by directives for accident prevention and environmental
protection, according to applicable national requirements.
The operating manual is to be kept permanently available at the machine location.
The operating manual must be read and used by each person assigned to work with the machine, e.g.:
Operating, including tooling, troubleshooting during operating, correction of production rejects,
service, disposal of operating and auxiliary materials
Maintenance (service, inspection, repair) and/or
Transport
Along with the operating manual and the valid legal regulations for accident prevention in the country
of use and the place of use, also recognised technical regulations for safety and proper work are to be
observed.
Required tool In order for the floor saw to be operated, a tool - in the form of a saw blade - is required. These tools
can be purchased from the manufacturer.
Additional documents Additional documentation of the respective manufacturers of individual components of the machine are
available as supplements to this operating manual:
DEUTZ Diesel Engine Operating Manual
LISSMAC assumes no responsibility or liability for the completeness of any additional documents.
Changes and reservations We attempt for this operating manual to be correct and up-to-date. To maintain our technological lead,
it can be necessary to change the product without advance notice and to perform their operation. We
accept no liability for malfunctions, breakdowns and damage caused by this.

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Notes:

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Table of Contents
1. Description of performance.............................................................................................8
1.1. Basics of intended use.................................................................................................9
1.2. Organisational measures .............................................................................................9
1.3. Personnel choice and personnel qualification; basic responsibilities................10
1.4. Safety instructions for operation phases.................................................................11
1.4.1. Transport, assembly and installation......................................................................11
1.4.2. Commissioning .......................................................................................................11
1.4.3. Operation................................................................................................................12
1.4.4. Cutting with an open saw blade protective hood. ..................................................12
1.4.5. Moving the floor saw..............................................................................................12
1.4.6. Special work while using the machine ...................................................................13
1.5. Safety instructions for special types of dangers ....................................................13
1.5.1. Danger for the operator by the machine.................................................................13
1.5.2. Electric power.........................................................................................................13
1.5.3. Dust ........................................................................................................................14
1.5.4. Noise ......................................................................................................................14
1.5.5. Transport ................................................................................................................14
1.6. Packaging and Storage ..............................................................................................15
1.7. Environmental protection...........................................................................................15
1.8. Disposal ........................................................................................................................15
2. Description of the device...............................................................................................16
2.1. Name of machine parts..............................................................................................16
2.2. Safety guards...............................................................................................................16
2.3. Technical data.............................................................................................................17
2.4. Noise power level .......................................................................................................17
2.5. Hand arm vibration......................................................................................................18
3. Commissioning ...............................................................................................................19
3.1. Connections and operating materials ......................................................................19
3.2. Saw blade speeds.......................................................................................................19
3.3. Control console on the floor saw ..............................................................................20
3.4. Filling the fuel tank ......................................................................................................21
3.5. Parking brake...............................................................................................................22
3.6. Install saw blade .........................................................................................................23
3.7. Change from right to left cut ......................................................................................24
3.8. Drive belt ......................................................................................................................25
3.9. Diesel cooler (only MULTICUT 500) ..........................................................................26
3.10. Setting the steering correction ...............................................................................27
4. Transport.........................................................................................................................28
4.1. Transport position .......................................................................................................28
4.2. Fastening for transport...............................................................................................29
4.3. Move with the crane...................................................................................................29
5. Operation ........................................................................................................................30
5.1. Preparations for starting ............................................................................................30
5.2. Cutting with the floor saw ..........................................................................................31
5.3. Cutting depth limits .....................................................................................................32
5.4. Turning of floor saw....................................................................................................32
5.5. Cutting with an open saw blade protective hood. ..................................................33
6. Maintenance ..................................................................................................................34
6.1. Service..........................................................................................................................34
6.2. Changing drive belts ...................................................................................................35
6.3. Drain motor oil .............................................................................................................36
6.4. Lubrication points........................................................................................................37
6.5. Troubleshooting table.................................................................................................38
6.6. Torque of screw connections....................................................................................39
6.7. Maintenance plan .......................................................................................................40
7. Tools................................................................................................................................41
8. Warranty.........................................................................................................................42

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1.
DESCRIPTION OF PERFORMANCE
The requirements resulting from experience were taken into consideration during the development of
this versatile power package. The professionally tested diesel floor saws are impressive in their
price/performance ratio, robust mechanics and ease of operation.
Optimum power transmission from 10 robust high-performance V-belts
Torsion resistant sheet metal frame construction
The compact design and balanced chassis allows easy manoeuvring on the construction site
The extremely low centre of gravity ensures an exact saw cut
A very good straight cut due to an adjustable rear axle
Lifting or lowering the saw blade controlled electrohydraulically
Height-adjustable handles
Front of standard saw blade hood can be raised for intersections
Very fast conversion from left cut to right cut
Easy access for regular service work (air filter, battery, oil and fuel filter)
Parking brake, operating hours counter and free running are all standard

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1.1. Basics of intended use
The warranty obligation of the manufacturer and supplier is voided for improper or non-intended use.
Any change to the machine which is not carried out by the manufacturer is prohibited. Changes,
removal or addition of parts to the floor saw only with the written approval of the manufacturer.
The machine is constructed according to the state of the art and recognised technical safety rules.
However, danger to life and limb of the user or third parties, and/or damage to the machine or other
property may still arise from its use.
Only use the machine in technically faultless condition and for intended use, aware of safety and
danger complying with the operating manual. You should particularly handle malfunctions which can
compromise safety immediately, or have them addressed by experts.
Appropriate usage The LISSMAC floor saw is a floor cutting grinder and is designed exclusively for cutting grooves into
concrete or asphalt using water. A diamond-tipped saw blade is required for cutting. The floor saw
may only be operated by one person and only used for cutting on the floor. The intended position is
limited to the rear part of the floor saw. Any other use or use above and beyond is not considered
intended use.
Intended use also includes compliance with the operating manual and observance of inspection and
maintenance manual.
Non-intended use Foreseeable misuse / non-intended use:
Cutting without saw blade protective hood
Cutting without water
Machines and combustion engines may not be used in closed areas
Cutting of wood, plastic or metal (except for reinforcement in concrete)
Building changes, which alter the safety or the floor saw design type.
1.2. Organisational measures
The operating manual must be easily accessible for each person at the location of the floor saw.
In addition to the operating manual, all generally valid legal and otherwise binding regulations for
accident prevention and environmental protection are to be followed and instructed! Such obligations
may also apply, for example, to the handling of hazardous materials or the wearing of personal
protective gear or traffic regulations.
Personnel assigned to activities on the floor saw must have read and understood the operating
manual, particularly the Safety Instructions chapter, before starting work. In the middle of work it is
too late. This particularly applies to personnel only occasionally engaged with the crane, such as
those involved in tooling and maintenance.
At least occasionally, perform checks for safe and hazard awareness work by operators while
following the operating manual!

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Use personal protection equipment if necessary or required by regulations!
Keep all safety instructions and danger warnings on the floor saw and in legible condition! Replace
safety and danger instructions, that are damaged or non-readable any more.
For safety-related changes to the machine or the running behaviour, stop the machine immediately
and mark it accordingly. Report the problem to the responsible post/person!
No changes, removal or addition of parts without the written approval of the manufacturer! The
instructions of the tool maker must be followed.
Observe required or prescribed deadlines given in the operating manual for inspections.
1.3. Personnel choice and personnel qualification; basic responsibilities
Only qualified personnel 18 years of age or older may operate the floor saw independently. All
personnel must be trained in the operation and be explicitly authorized by the company to operate the
floor saw.
Establish responsibilities of the personnel for operating, changeover, servicing, and repairing the
machine!
Make sure that only authorized personnel works at the machine.
The operator must wear personal safety equipment according to the safety regulations, such as safety
shoes, safety gloves and safety glasses.
Remaining in the working area of the floor saw unnecessarily is prohibited! Direct unauthorised
personnel, who are not working on the machine, away from the work area. Block off the working area,
if necessary.
During all movement of the floor saw, operating personnel must ensure that they and other people are
not endangered. All obstacles which may hinder the operation or implementation of the machine at
the location of use must be moved out of the way.
Work on the electrical equipment of the machine may only be carried out by qualified electricians or
trained personnel under the management and supervision of a qualified electrician, and in accordance
with the rules of electronics.
Any personnel training, learning, being instructed, or currently involved in general education may only
work with the machine under the continual supervision of an experienced person!

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1.4. Safety instructions for operation phases
1.4.1. Transport, assembly and installation
Transport, assembly and installation on/with the floor saw may only be carried out in transport
position. Secure the floor saw against rolling away.
Transport, assembly and installation on/with the floor saw may only be carried out with removed saw
blade and when the engine is turned off.
Transport the floor saw in compliance with the maximum operating weight, this should be exclusively
done by crane.
Transport may only be done, as long as all machine parts are tightened on the machine and individual
parts cannot fall.
1.4.2. Commissioning
The commissioning of the floor saw may only be carried out in transport position.
When inserting the saw blade, observe the running direction. The cutting process must always be
done clockwise, otherwise material is ripped out which causes small pieces of debris to fly around.
When inserting the saw blade, protect against sharp edges.
Ensure that the floor on which cuts are to be made fulfils load carrying capacities.. All obstacles must
be cleared away from the cutting area and make sure there is sufficient lighting.
Visual inspection of the whole floor saw for damages and defects. Special check of the safety
equipment.
Smoking is absolutely prohibited when filling the diesel motor.
Special care is necessary when refilling the fuel tank. Motor parts that become warm during
operating become a fire hazard.
Fuel storage may only be in authorized containers.
No rotating tools which have a maximum rotation speed smaller than the nominal speed of the
machine can be used.
Defective or broken tools must be replaced immediately.

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1.4.3. Operation
Refrain from working in any manner that is questionable in regard to safety!
Take measures to ensure that the floor saw is operated only in a safe, functional condition!
The floor saw must be checked at least once per shift for externally identifiable defects or damages!
Any changes which occur (including operating behaviour) must be reported immediately to the
responsible post/person! If necessary, immediately stop the machine and secure it against restart!
Immediately stop and secure the floor saw in case of malfunctions! Immediately correct malfunctions!
Electrical work may only be carried out by qualified electricians.
Only suitable and tested tools must be used.
For protection before acceleration, move the depth setting of the saw blade slowly into the solid floor.
Avoid any contact with the running tool.
It is prohibited to cut without the saw blade protective hood or the drive motor cover. The operator
must be protected by turning parts.
1.4.4. Cutting with an open saw blade protective hood.
Removing or opening of the saw blade protective hood or reaching into the saw blade during cutting
is prohibited. This work may only be carried out with the saw blade at a standstill and the diesel
motor turned off.
When cutting with an opened saw blade protective hood folded open the saw blade does not cover
the front area. Particular care is necessary!
1.4.5. Moving the floor saw
The floor saw may only be moved when the saw blade is at a standstill.
Before leaving the operating position on the floor saw, the diesel motor must be shut down and the
saw blade must no longer rotate. There is a danger of injury by a rotating saw blade.
The operator may not leave the floor saw if the parking brake has not been activated. The floor saw
must be secured against rolling away.

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1.4.6. Special work while using the machine
Follow all setup, maintenance, and inspection activities and schedules prescribed by the operating
manual, including all information about the replacement of parts / assemblies! These activities may
only be carried out by technical personnel.
Inform operating personnel before beginning special and maintenance work! Name a supervisor!
If the floor saw is turned off during maintenance and repair work, it must be secured against
unexpected application of power.
Before cleaning all openings in which no cleaning agent should penetrate due to safety and/or
functional reasons must be covered and glued. Electric motors, switches and plugs are especially at
risk. After cleaning, remove the covers/tape completely!
During service and repair work, always tighten loose bolt joints!
If dismantling is required for fitting, servicing and repair, the safety fittings must be remounted and
checked immediately following the service and repair work!
No rotating tools which have a maximum rotation speed smaller than the nominal speed of the
machine can be used.
1.5. Safety instructions for special types of dangers
1.5.1. Danger for the operator by the machine
Before leaving the operating position on the floor saw, the diesel motor must be shut down and the
saw blade must no longer rotate. There is a danger of injury on a rotating saw blade.
Working on the floor saw and moving with rotating saw blade is prohibited.
The diesel motor of the floor saw must only be put in operation for intended use cutting.
1.5.2. Electric power
Use only original fuses with the specified current rating! In case of malfunctions, turn the floor saw
off immediately! Electrical work may only be carried out by technical and qualified personnel.
Carry out maintenance or repair work only when the motor of the floor saw is turned off and the saw
blade is not running any more. Transport position requires special care.
The machine's electrical equipment must be inspected/checked regularly. Faults such as loose
connections or damaged cables must be corrected immediately. The machine must be labeled so that
it cannot be started by others.

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1.5.3. Dust
When working in close quarters, follow any applicable national guidelines!
To prevent dust build-up during cutting, the saw blade must be cooled using water. Dry cutting is
prohibited and damages not only the saw blade.
1.5.4. Noise
see Chapter 2.4. Noise power level
1.5.5. Transport
To implement using a crane, slinging equipment with sufficient load carrying capacity must be used.
Slinging equipment must be checked for damage before use.
Name expert instructors for the lifting process!
Lift the floor saw only according to the instructions in the operating manual and with proper lifting
gear!
Only use suitable transport vehicle with sufficient load capacity!
Secure loads reliably according to the regulations. Use suitable attachment points!
Even when moving only for a short distance, the motor of the floor saw must be turned off. The saw
blade may not be rotating before a restart!
When recommissioning, follow the operating manual!

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1.6.
Packaging and Storage
To ensure sufficient protection during shipping and transport, the machine and its components are
carefully packaged. When receiving the machine, the machine should be checked for damage. The
packaging of the device consists of materials which can be recycled. Put these by type into the
relevant recycling containers, so that they can be recycled properly.
In the case of damage, the machine must not be put into operation. Even damaged cable and plugs
represent a safety risk and must not be used. In this case, please contact the manufacturer.
If the machine is not immediately put into operation after unpacking, it must be protected from
moisture and dirt.
1.7.
Environmental protection
Packaging material, cleaning agents, used or residual operating materials, as well as removed wear
parts, such as drive belts or motor oils must be taken to recycling corresponding to the valid
regulations for environmental protection at the place of use.
1.8.
Disposal
If the expiry date of the device has been reached, in particular if functional errors happen, make the
used machine unusable.
Dispose of the device according to the valid regulations for environmental protection of your country.
Electrical waste may not be disposed of in household waste. Take the used device to a central
rubbish collection centre.

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2.
DESCRIPTION OF THE DEVICE
2.1. Name of machine parts
Pos. 1
Handle
Pos. 2
Hanging point for the crane
Pos. 3
Cyclone separator with air filter
Pos. 4
Diesel engine
Pos. 5
Steering rod
Pos. 6
Saw blade protective hood
Pos. 7
Chassis (Base frame)
Pos. 8
Drive axis (Hydrostat)
Pos. 9
Fastening eyelet
Pos. 10
GEKA water connection with ball valve
2.2. Safety guards
Pos. 6
Saw blade protective hood
1
2
4
10
6
7
5
8
9
3

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2.3. Technical data
MULTICUT 450 MULTICUT 500
max. cutting depth 325 mm 400 mm
max. saw blade Ø 800 mm 1000 mm
Saw blade holder 25,4 mm
Saw blade flange Ø 150 mm
Rated speed 1550 min-1
Drive motor Deutz 2-cylinder diesel engine / EU II Deutz 3-cylinder diesel engine / EU IIIA
Power (kW/PS) 22,8 kW / 31 PS 34,5 kW / 47 PS
Fuel Diesel
Tank capacity 30 Liter
Drive wheels Ø 300 mm
Steering mechanical
Drive forwards Hydrostat, infinitely variable 0-50 m/min
Drive backwards Hydrostat, infinitely variable 0-35 m/min
Saw blade lifting Electrohydraulic
Saw blade drive V-belts (8 stk.) V-belts (10 stk.)
Operating weight 675 kg 768 kg
2.4. Noise power level
Danger! In an environment with a high noise level, for example when working near loud machinery, wearing
hearing protection in the workplace is prescribed for above 85dB(A).
The details define volume of noise level, related to the operator workspace and the noise power level of
the floor saw.
The guaranteed noise power level is:
MULTICUT 450
113 dB(A)
MULTICUT 500
113 dB(A)
The values are determined by the noise emission measurement.
Testing is done under load with the largest permitted saw blade of the floor saw.
Measurement tolerances:
2.5 dB for the A-value noise power level
4 dB for the A-valued emissions noise pressure level
Emission noise pressure is done in compliance with EN ISO 3744, EN
13862 and guidelines 2000/14/EC.
The measured noise level LwA 113 dB(A) The emission noise pressure at the operator's place
LpA 101 dB(A)

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2.5. Hand arm vibration
Given value was determined with the maximum saw blade diameter of 1000 mm at a cut depth of 100 mm.
The impact can be reversely proportional to the weight of the operator.
Total vibration value:
MULTICUT 450 aHV 13.5 m/s2
MULTICUT 500 aHV 13.5 m/s2
The following standards were complied with during measurement:
EN ISO 5349, VD 2057 Sheet 2, Directive 2002/42/EC.
Given values were measured during concrete cutting with a blade diameter of 1000 mm at a
cut depth of 100 mm. In practice, these values are influenced by the following conditions:
- Quality of the saw blade
- Number of saw blades
- Weight of the operator
- Feed speed
- Condition of the machine
- Concrete properties

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3.
COMMISSIONING
3.1. Connections and operating materials
Operating motor oil The diesel motors are filled with motor oil by the manufacturer. Only motor oil approved by the manufacturer
may be used. Specifications are included in the operating manual of the diesel engine.
Fuel The floor saw must be filled with diesel. The details and the quality requirements are contained in the
operating manual of the diesel motor.
Lubrication points Moving parts must be lubricated on the lubrication points of the floor saw at regular intervals. The
manufacturer uses a qualified heat-resistant multi-purpose grease.
3.2. Saw blade speeds
Selection of the saw
blade
See Chapter Tools Tools
Saw blade speeds In order to achieve the optimum cutting performance from the floor saw and the saw blade, the saw blade
speed must be correct. The saw blade speed is controlled via the speed of the diesel engine:
208328
rpm rpm
2750 1550
2570 1450
2390 1350
2200 1250
2000 1150

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3.3.
Control console on the floor saw
Pos. 1
Battery charging control (must not be lit during operation)
Pos. 2
Emergency stop switch
Pos. 3
Motor oil pressure (must not be illuminated during operation)
Pos. 4
Diesel engine oil temperature
Pos. 5
Operating hours counter
Pos. 6
Diesel engine speed indicator
Pos. 7
Adjustment lever for the clutch (hydrostat)
Pos. 8
Adjustment lever for the parking brake
Pos. 9
Ignition switch
Pos. 10
Feed lever (feed: forwards – backwards)
Pos. 11
Cutting depth indicator
Pos. 12
Throttle valve for lifting saw blade
Pos. 13
Throttle cable control lever for speed control of the diesel engine
13
12
3
2
1
11
10
6
5
4
8
7
9