SCANMASKIN Scan Combiflex 700 User manual

SCANMASKIN
N
Scan Combiflex 700
Users Guide
MACHINES-MINERALS-KNOW-HOW
http://www.scanmaskin.com

Scan Combiflex 700 –Manual
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Dear Customer!
Thank you for choosing Scanmaskin as your supplier.
We wish you all the best with your new Scan Combiflex™ 700 and hope that
it lives up to your expectations.
Scanmaskin Sverige AB
Claes-Göran Bergstrand
Managing Director
Address:
Scanmaskin Sweden AB
Box 187
SE-437 22 Lindome / Gothenburg
Sweden
Telephone: [phone]
Fax: [phone]
www.scanmaskin.com

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Important Information!
This User Guide only concerns the floor grinding machines “Scan Combiflex
700RC” hereby referred to as “SC-700”. SC-700 may only be used for
grinding horizontal surfaces approved by Scanmaskin Sweden AB.
If SC-700 is used for other purposes or handled in ways other than that
described in this User Guide, Scanmaskin Sweden AB disclaims all
responsibility.
Especially note the section “2Safety Regulations”. Read the User Guide
before using the floor grinding machine SC-700. The spare parts,
grinding discs used on SC-700 must be approved by Scanmaskin
Sweden AB.

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Table of Contents
1Specifications...................................................................................................................................... 2
1.1 Electrical specifications ............................................................................................................... 2
1.2 Mechanical specifications............................................................................................................ 3
1.2.1 Water connection.................................................................................................................. 3
1.3 Tools............................................................................................................................................. 4
1.4 Range of application .................................................................................................................... 5
1.5 Scope of supply............................................................................................................................ 5
1.6 Overview...................................................................................................................................... 6
2Safety Regulations.............................................................................................................................. 7
2.1 Legend.......................................................................................................................................... 7
2.2 Safety precautions........................................................................................................................ 7
2.3 Organizational measures.............................................................................................................. 8
2.4 Personnel selection and qualification........................................................................................... 9
2.5 Safety regarding operation of machine ........................................................................................ 9
2.6 Electrical safety.......................................................................................................................... 10
2.6.1 Cables.................................................................................................................................. 11
2.6.2 Using a generator................................................................................................................ 11
2.7 Definition of the “Safety off position”....................................................................................... 11
2.8 Safety regarding maintenance.................................................................................................... 12
2.9 Safety regarding transport.......................................................................................................... 12
2.9.1 Manual transport................................................................................................................. 12
2.9.2 Lifting ................................................................................................................................. 13
2.9.3 Inside vehicles..................................................................................................................... 13
3Transport........................................................................................................................................... 14
3.1 Precautions................................................................................................................................. 14
3.2 Manual transport ........................................................................................................................ 14
3.2.1 Locking/Unlocking of motor drive..................................................................................... 14
3.3 Assisted transport - Joystick....................................................................................................... 15
3.4 Assisted transport - Remote control........................................................................................... 15
3.4.1 Manually............................................................................................................................. 15
3.4.2 Automatic............................................................................................................................ 15
3.5 Lifting......................................................................................................................................... 16
3.6 Inside vehicles............................................................................................................................ 16
4Operation .......................................................................................................................................... 17
4.1 Precautions................................................................................................................................. 17
4.2 Operation of machine................................................................................................................. 17
4.3 Control panel.............................................................................................................................. 18
4.4 Remote control........................................................................................................................... 19
4.4.1 Overview............................................................................................................................. 19
4.4.2 Operation ............................................................................................................................ 19
4.5 Operation from control panel..................................................................................................... 20
4.5.1 Selecting control panel........................................................................................................ 20
4.5.2 Start up................................................................................................................................ 20
4.5.3 Stop..................................................................................................................................... 20
4.5.4 Emergency stop................................................................................................................... 20
4.5.5 Adjusting grinding speed.................................................................................................... 21
4.5.6 Change grinding direction .................................................................................................. 21
4.5.7 Joystick ............................................................................................................................... 22

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4.5.8 Assisted drive...................................................................................................................... 23
4.6 Operation from remote control................................................................................................... 23
4.6.1 Selecting remote control ..................................................................................................... 23
4.6.2 Start up................................................................................................................................ 24
4.6.3 Stop..................................................................................................................................... 24
4.6.4 Emergency stop................................................................................................................... 24
4.6.5 Adjusting grinding speed.................................................................................................... 24
4.6.6 Change grinding direction .................................................................................................. 24
4.6.7 Assisted drive...................................................................................................................... 24
4.6.8 Automatic drive .................................................................................................................. 25
4.7 Safety off position...................................................................................................................... 25
4.8 Water connection ...................................................................................................................... 26
4.9 Changing tools ........................................................................................................................... 26
4.10 Using with generator .............................................................................................................. 26
5Maintenance...................................................................................................................................... 27
5.1 Precautions................................................................................................................................. 27
5.2 Daily inspection prior to operation ............................................................................................ 27
5.3 Maintenance and inspection list................................................................................................. 27
5.4 Grinding disc replacement / assembly ....................................................................................... 28
5.5 Cleaning the machine................................................................................................................. 28
5.6 Trouble shooting ........................................................................................................................ 28
5.6.1 Grinding related faults ........................................................................................................ 28
5.6.2 Remote control related faults.............................................................................................. 29
5.6.3 Transportation related faults............................................................................................... 29
5.6.4 Error codes.......................................................................................................................... 30
6Spare parts......................................................................................................................................... 31
6.1 Drawings .................................................................................................................................... 31
6.1.1 Gear barrel .......................................................................................................................... 33
Electrical schematics......................................................................................................................... 38

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Layout Mountingplate
38
7Warranty ........................................................................................................................................... 46
8EU Declaration ................................................................................................................................. 47

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9Alphabetical reference...................................................................................................................... 48
10 Contact information.......................................................................................................................... 50

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1 Specifications
The SC-700 is available with different power inputs and some options regarding wet grinding. This
is described in the different sections later on in this chapter.
1.1 Electrical specifications
To find the specifications that apply to your machine, check the information plate on the electrical
cabinet door.
Never connect the SC-700 to any other voltage or number of phases than described in this
specification.
The power source must be fused according to “External fuse” in this specification; also the
cables used must be marked and rated in accordance with the fuse used. Failure to comply
with the correct fuses may cause fire or injuries.
Power choice1
400 V 3~2
400 V 3~
230 V 3~
Power
7.5 kW (10 hp)
11 kW (15 hp)
7.5 kW (10 hp)
Current
16 A
32 A
32 A
Voltage
380 –400 V 3~
380 –400 V 3~
200 –240 V 3~
Frequency
50/60 Hz ± 5%
50/60 Hz ± 5%
50/60 Hz ± 5%
External fuse3
16 A
25 A
30 A
Power inlet4
IEC 60309
3P+N+E 400V
16A
IEC 60309
3P+N+E 400V
16A
IEC 60309 3P+E
250V 16A
Table 1-1 Electrical specifications
All models are CE-marked.
If using a generator see “2.6.2 Using a generator”
1
This refers to different power choices. Note that a SC-700 made for one choice of power must be used with the particular
choice.
2
Standard
3
Maximum current for the fuses used in the power source (i.e. the distribution box).
4
This is the standard inlet used. Machines sold outside of EU will be shipped either with a local standard inlet or an adapter.

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1.2 Mechanical specifications
Model
SC-700RC
Grinding diameter
700 mm (27.6”)
Grinding plate diameter
240 mm (9.4”)
Grinding plate speed
200 –700 RPM
Mass
470 kg (1035 lbs)
Gear barrel
Synchronized
Table 1-2 Mechanical specifications
Measurements of SC-700
Width 715 mm (28.1”)
Height 1270 mm (50”)
Depth 1400 mm (55.1”)
Measurements of shipping box
Width 780 mm (30.7”)
Height 1480 mm (58.3”)
Depth 1480 mm (58.3”)
Ambient temperature range during operation -10°C to +50°C (14°F to 122°F)
Ambient temperature range during storage -40°C to +70°C (-40°F to 158°F)
When using water the ambient temperature must never fall below 0°C (32°F).
1.2.1 Water connection
Inside the cover of the gear barrel there is a sprinkler system connected to an external water
connection. The water connection comes with its counterpart and fits a standard ½ inch hose. At
the connection that is fitted near the handle there is a tap to adjust the flow.

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Figure 1-1 Standard SC-700
1.3 Tools
The machine must be equipped with tools approved by Scanmaskin Sweden AB before
operation.
See the “Grinding guide” for information about available tools and “4.9 Changing tools”
for information about how to change the tools.
The tools are fitted using the Scan-On system for easy fitting
Available tools
SC-Tiger PCD
Diamond tools
Sandpaper
Figure 1-2 Scan-On plate with tools fitted.

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1.4 Range of application
SC-700 is exclusively designed to process horizontal surfaces. SC-700 must not be used for
other purposes than stated in this user guide. The manufacturer will not be liable for
damage or injury resulting from incorrect usage of SC-700. Failure to follow the directions
in this user guide will void the warranty.
Typical applications
Removal of old coatings, carpets, putty from hard surfaces
Removal of undulated concrete surfaces
Preparation of the surface for coatings
Polishing of the surface
Removal of coating defects
Removal of glue residues
1.5 Scope of supply
The following parts are included with the standard SC-700 grinding machine:
Key to electrical cabinet
Remote control
Two batteries for the remote control
Battery holder for the remote control
Battery charger for the remote control
User guide
Machines sold outside of Europe will be either equipped with a local standard connector for the
power inlet or the mating connector will be included and fitted at the main power inlet.
Read “2.6 Electrical safety” before connecting any included connectors.

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1.6 Overview
1
2
3
4
6
7
9
810
11
12
13
14
15
16
17
Figure 1-3 Overview of SC-700
Item
Description
Reference
1
Control panel
4.3 Control panel
2
Handle
3
Power inlet
1.1 Electrical specifications
4
Dust collector connection
5
Handle
6
System fan
7
Electrical cabinet
1.1 Electrical specifications
8
Drive unit
9
Wheel
10
Wheel lock
3.2 Manual transport
11
Dust cover
12
Cover
13
Frame
14
Lift handle
3.5 Lifting
15
Motor
16
Cover
17
Grinding head
4.9 Changing tools
Table 1-3 Machine parts overview

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2 Safety Regulations
Read this entire chapter carefully! Failure to comply with safety regulations may result in
serious injuries or damages.
2.1 Legend
Notation regarding safety
Notation regarding electrical safety
Notation regarding safety during transport
Tipping hazard
See reference
2.2 Safety precautions
Any machine, if it is not used according the regulations, may be hazardous for operating,
setting-up and service personnel. The operating authority is responsible for compliance with
the safety regulations during operation and maintenance, and for the use of safety devices
supplied with the machine, as well as the provision of appropriate additional safety devices!
Eye and ear protection must be worn at all times.
Never operate the machine when it’s not in its upright position.
Make sure there is no debris in the work area.
Check the work area for screws or other hard objects in the concrete. Don’t use the machine
if there are any foreign objects stuck into the surface. Such objects must be removed prior to
operation of machine.
Read “2.3 Organizational measures” and “2.5 Safety regarding operation of machine”
thoroughly before operation!

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2.3 Organizational measures
The user guide is to be kept near the location where the machine is being operated and must
be within reach at all times.
In addition to this user guide general and legal regulations regarding accident prevention and
environmental protection must be complied with as per local regulations.
Such duties may, for example, relate to the handling of hazardous substances, or to the
provision and wearing of personal protection equipment, as well as compliance with traffic
regulations.
The user guide must be supplemented by other instructions, including the duty to supervise
and report incidents relating to particular working practices, for example work organization,
work procedures and personnel safety.
Personnel entrusted with working with the machine must read the User Guide before starting
work, in particular the “2Safety Regulations” chapter. To read these instructions after work
is commenced is too late. This particularly applies to incidental activities such as setting up
the equipment, carrying out maintenance work or training staff to work with the machine.
From time to time the working practices of the operators are to be checked by a supervisor
especially to the items regarding awareness of safety and hazards.
Operators must tie back long hair, and not wear loose clothing or jewelery including rings.
There is a risk of injury through items getting caught, or being drawn into moving
machinery.
Eye and ear protection must be worn at all times!
Use personnel protection equipment if necessary or required by local regulations! Take
notice of all safety and hazard notices on the machine!
All safety and hazard notices at or on the machine must be kept complete and legible!
If safety-critical changes occur to the machine or its working method, the machine must be
shut down immediately! The cause of the fault must be established, and rectified.
Changes, add-ons or conversation to the machine, which might impair safety, must not be
made, without the manufacturer’s permission!
This applies in particular to the fitting and adjustment of safety devices.
Spare parts must comply with the technical requirements specified by the manufacturer. This
is always guaranteed if original spare parts are used.
Intervals for recurring checks and inspections specified in this User Guide must be complied
with!

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To perform maintenance work correctly it is imperative to be equipped with the proper tools
for the task in question.
Repairs may only be made by Scanmaskin Sweden AB certified service technicians.
Some grinding work may generate sparks under certain circumstances. Personnel working
with the machine must therefore be aware of the risk of fire and how to handle a fire
situation properly.
Do not use the machine in areas with highly flammable and/or explosive materials.
2.4 Personnel selection and qualification
Fundamental duties:
Work on the machine may only be undertaken by trained personnel.
Specify clearly the responsibilities of personnel for operation, setting up, servicing and
maintenance work!
Make sure that only authorized personnel operate or work on the machine!
Define responsibilities of the machine operator, with regard to traffic safety regulations, and
inform him not to take instructions from third parties who may not be complying with the local
safety requirements.
Personnel, who are being trained to operate equipment, may only use the machine under
constant supervision of an experienced person!
Work on electrical equipment may only be undertaken by a skilled electrician or by trained
persons under the supervision of a skilled electrician, as well as in accordance with the local
electrical engineering regulations.
2.5 Safety regarding operation of machine
Do not allow any method of working that impairs safety!
Recognized official procedures have to be used to ensure the machine is operated in safe
and best conditions.
Only operate the machine when all safety devices and related safety equipment are present
and operational!
Check the machine visually for any damage and defects at least once a day.
In the event of operational malfunctions the machine must be shut down immediately and
secured!

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Secure the work area around the machine in public areas providing a safety distance of at
least 10 m (3.3 ft) from the machine.
Faults must be immediately rectified.
Carry out the switch on, and switch off operations in accordance with this user guide.
Before switching on the machine make sure that no-one can be endangered when the
machine starts up.
Never operate the machine when not in its upright position.
Do not switch off or remove the exhaust and or the ventilation devices whilst the machine is
running!
All persons in the proximity of the machine must wear ear and eye protection as well as
safety shoes. In addition the machine operator must wear close-fitting protective clothing.
Only use extension cables that are sized and marked in accordance with the overall power
consumption of the machine and the valid VDE guidelines.
See “2.6 Electrical safety” for further information.
Make sure there is no debris in the work area.
Check the work area for screws or other hard objects in the concrete. Don’t use the machine
if there are any foreign objects stuck into the surface. Such objects must be removed prior to
operation of machine
2.6 Electrical safety
The power source must be equipped fuses according to the table in “1.1 Electrical
specifications”. All cables used must be marked and rated according to the fuses used.
Never connect the machine to a power source that does not provide protective earth!
Work on electrical equipment may only be undertaken by a skilled electrician or by trained
persons under the supervision of a skilled electrician as well as in accordance with the local
electrical engineering regulations.
Use only extension cables, that are used for extending the main cable, that are sized and
marked in accordance with the overall power consumption of the machine and the valid
VDE guidelines.
The electrical equipment for the plant must be inspected regularly. Defects such as loose
connections or scorched cables must be rectified immediately. Call as skilled electrician or
out customer services.
A second person must be in attendance whilst the electrical engineer is working on the
equipment.

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The work area must be secured against any third party entering the work area. Follow local
electrical engineering regulations while working on the machine. Never leave a machine
unattended. Use only tools that are insulated against electricity.
Only start work after you are familiar with the electrical engineering regulations that apply
to the local area.
Only use voltage seekers that comply with the regulations when troubleshooting. From time
to time check voltage seekers to ensure that they are operationally efficient.
2.6.1 Cables
Only use cables that are marked and rated according to the specifications in “1.1 Electrical
specifications”. Don’t use excessive length of the cables. If a very long cable is needed we
recommend that you use a cable rated for more current and connect it to a distribution
central near the machine. Never lay the cable in a loop when operating the machine, this will
cause the cable to heat up and may cause fire. See “Figure 2-1” for explanation.
Figure 2-1 Recommended way to handle excessive cable length.
2.6.2 Using a generator
The generator must be equipped with protective earth and operated in accordance with the
current EN-VDE directives (this applies to the protective earth conductor in particular) in
order to ensure that all safety devices are functioning and eliminate possible damage to
electrical components.
2.7 Definition of the “Safety off position”
The machine is in a safe condition where it cannot be any hazard.
How to set the machine in the Safety off position:
1. Switch off the machine
2. If a dust collector is used, switch it off
3. Wait for all drives to come to a complete stop
4. Disconnect the main power
5. Secure against unintended restart
Always disconnect the main power at the machine end to be able to prevent other persons
from accidentally reconnect the main power while working on the machine.

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2.8 Safety regarding maintenance
Set the machine into the Safety off position before beginning any work on the machine.
See “2.7 Definition of the “Safety off position””.
Never work on the machine while power is still connected!
All parts must have come to a complete stop before beginning any work!
When the machine is lying down on its back it might tilt to it’s upwards position. Take extra
care to prevent this from happening to ensure that no injuries or damages occur.
When the machine has been operated the segments, Scan-On plates and other parts on the
gear barrel may be hot. Take extra care to prevent burn injuries.
Adjustment, servicing and inspection work on the period of time limits, specified in this User
Guide as well as any information on the replacement or parts and equipment must be undertaken
and/or complied with!
These activities may only be undertaken by qualified personnel.
The machine must not be connected to any power source while cleaning.
See “2.7 Definition of the “Safety off position”” for further information.
2.9 Safety regarding transport
Always remove the tools before transport. The tools may fall of or damage the surface the
machine is transported along.
2.9.1 Manual transport
When transporting the machine manually be observant about ramps and/or edges.
Follow local traffic regulations for the work site to prevent accidents. Failure to comply with
these regulations may cause injuries or damages.

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2.9.2 Lifting
The machine must be secured according to local safety regulations before lifted.
No person is allowed beneath a lifted machine! The machine must be lifted according to the
instructions in “3.5 Lifting”. Observe the machines point of balance before lifting! Failure to
comply with these regulations may cause injuries or damages. Only use straps approved for the
weight and circumstances!
2.9.3 Inside vehicles
Secure the machine according to local transport safety regulations before transporting the
machine inside a vehicle.

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3 Transport
3.1 Precautions
Read “2.9 Safety regarding transport” before attempting to transport the machine.
.
3.2 Manual transport
Detach the tools according to the instructions in “4.9 Changing tools”.
Make sure that the wheels are unlocked. See “3.2.1 Locking/Unlocking of motor drive”.
Push the handle downwards to lift the gear barrel.
Push the machine in desired direction.
3.2.1 Locking/Unlocking of motor drive
1
2
3
Figure 3-1 Locking mechanism
Item
Description
1
Drive locking plate
2
Washer
3
Countersunk M8 x 20
Table 3-1 Parts in locking mechanism
How to unlock the wheels
Unscrew the screw (3) and remove the washer (2).
Remove the drive locking plate (1). Use the joystick or jiggle the machine if its stuck.
Attach the drive locking plate (1) so that the two wedges are on the outside.
Attach the washer (2) and tighten the screw (3).