Scantool CG 75 User manual

Industrivej 3-9
DK-9460 Brovst
Tlf.: [phone]
Fax:[phone]
User Manual for
Centerless Grinding Attachment
CG/CGX 75

1
EU declaration of conformity
hereby declares that
SCANTOOL Centerless Grinding Attachment CG/CGX 75 are manufactured in
accordance with the provisions of the European Parliament and Council Directive 2006/42
/ EC of 17 May 2006
And also in accordance with:
•Low Voltage
•EUROPEAN PARLIAMENT AND COUNCIL DIRECTIVE 2014/35 / EU of
26 February 2014
•EMC
•EUROPEAN PARLIAMENT AND COUNCIL DIRECTIVE 2014/30 / EU of
26 February 2014
SCANTOOL A/S
Industrivej 3-9
9460 Brovst
Denmark
Website: www.scantool-group.com
Ph.: [phone]
Fax.: [phone]

2
Table of contents
1.0 TRANSPORT 3
1.1 TRANSPORT 3
1.2 CENTERLESS GRINDING ATTACHMENT CONSISTS OF 3
2.0 HOW TO MOUNT THE CENTERLESS GRINDING ATTACHMENT 4
2.1 DISMOUNTING 4
2.2 MOUNTING OF CENTERLESS GRINDING ATTACHMENT 5
2.3 CHECK FOLLOWING BEFORE USE OF THE ATTACHMENT 6
3.0 OPERATION INSTRUCTION 6
3.1 HOW TO OPERATE THE MACHINE 6
3.2 SAFETY INSTRUCTIONS 8
4.0 SPARE PARTS 9
4.1 DRAWING OF CENTERLESS GRINDER WITHOUT EXHAUST SYSTEM (CG) 9
4.2 SPARE PART LIST FOR CENTERLESS GRINDER WITHOUT EXHAUST (CG) 10
4.3 DRAWING OF CENTERLESS GRINDER WITH EXHAUST (CGX) 11
4.4 SPARE PART LIST FOR CENTERLESS GRINDER WITH EXHAUST (CGX) 12
5.0 TECHNICAL DATA 13
5.1 TECHNICAL SPECIFICATIONS 13
5.2 WIRING DIAGRAM 13
5.3 GUARANTEE 14

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1.0 Transport
1.1 Transport
The Centerless Grinding Attachment is packed in a cardboard box with the
measurements LxWxH = 886x330x290mm / 35x13x11 inch.
1.2 Centerless Grinding Attachment consists of
1. Support table
2. Cover for the motor with nylon surface
3. Centerless attachment
4. Black Top Cover w/spigot for exhaust and without spigot exhaust
5. Aluminium Drive wheel with hard rubber surface
6. 2 pcs. Bolt M10x25
7. 2 pcs. Bolt M 8x12
8. 2 pcs. Auto washer 8mm
9. 2 pcs. Washer ø10x35x2,5
Together with the model for exhaust follows also 1 Dust extraction hose and 1 cover
for exhaust spigot.
If the Centerless Grinding Attachment is mounted to the belt grinder –jump to
chapter 3.

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2.0 How to mount the Centerless Grinding Attachment
2.1 DISMOUNTING
Following parts are necessary to dismount on the belt grinder before the Centerless
grinding attachment can be mounted to the machine.
Disconnect from power supply and take the parts off the belt grinder in following order:
1. Black Top Cover
2. Side plate
3. Grinding belt
4. Drive wheel
5. The exhaust hose at the back ( only exhaust model)
6. Fan cover on motor
All machines produced from May 2003 are prepared for mounting of the Centerless
grinding attachment. Holes with threads are already made in the machines. But if the
machine is older than May 2003 it is necessary to make the holes with threads for
mounting of the Centerless grinding attachment. For making the holes and threads see
below fig. 2.1 –2.2.
Fig. 2.1 Motor side plate
Fig. 2.2 Back –underneath of the machine section

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2.2 Mounting of Centerless grinding attachment
See fig. 2.3 below.
1. Mount the new aluminium drive wheel with hard rubber surface (D) on the motor.
2. Fit the grinding belt.
3. Mount the blue side plate without tightening the bolts completely.
4. Mount the black top cover (A) on the hinge pivot of the blue side plate. Adjust the
side plate so the black top cover can be mounted on the hinge pivots. The blue top
rest where the eye shield is fitted onto must at the same time be adjusted so there
is a max. 5 mm/0.2 inch air gap between the blue top rest and the black top cover
(can be pushed forward and backwards).
5. Mount the cover with nylon surface (G) on top of the motor by doing the following:
a. Hold the cover down onto the motor so the surface is below the edge of the
side plate.
b. In order to mount the cover it is necessary to drill 2 holes ø2mm on each
side of the motor in the motor ribs.
c. Use the holes in the cover as guideline for drilling the ø2mm holes in the
motor ribs.
d. Use the 4 taptite screws and mount the cover.
6. Mount the Centerless Grinding Attachment (B) to the motor plate of the belt grinder
with 2 pcs. Bolts M10x25. must be adjusted so there is max. 5mm /0,2 inch air
between Centerless grinding attachment and the black top cover.
7. Mount the fan cover (J) for the motor again but this time only with 2 screws.
8. Mount the support table (I) underneath the machine section of the belt grinder.
9. Mount the dust extraction hose if the machine has dust extraction.
10.Mount the cover for exhaust pivot (H) on the belt grinder if the machine has an
exhaust system
11.Connect power to the Centerless grinding attachment by use of CE-plug.

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Fig 2.3
A
Black Top Cover
B
Centerless Grinding attachment
C
Support Wheel
D
Vertical centreline for drive wheel
E
Handle for adjustment of centreline
F
Vertical centreline for grinding object
G
Top cover for motor with Nylon
H
Cover for Exhaust Spigot
I
Support Table
J
Fan cover on motor
2.3 Check following before use of the attachment
1. Check that the support wheel (C) is placed approx. 1-2mm/0.04-0.08 inch over the
grinding belt.
2. Check that the vertical centre line on the drive wheel (D) (on attachment) is behind
the vertical centre line of the pipe or tube (F). Can be adjusted by loosening the
handle on top of the attachment (E) and push the attachment forward or backward.
3. Check that the black tool rest on the belt grinder is approx. 15-20mm / 0.6 - 0.8inch
from the grinding belt and the eye shield glass is closed down so the dust is leaded
to the suction canal.
3.0 Operation instruction
3.1 How to operate the machine
1. Start the belt grinder and the Centerless grinding attachment.
2. Check that the drive wheel on the Centerless grinding attachment runs in the right
direction. An arrow on the attachment shows the correct direction.
3. Place the pipe or tube carefully on the grinding belt and press the Centerless
grinding attachment slowly down against the pipe or tube that will rotate in the

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opposite direction of the driving wheel of the Centerless grinding attachment. The
feeding speed can be adjusted by turning the driving part to the right or to the left.
Running direction for tube/pipe
Running direction for drive wheel
Fig.: 3.1 Direction of rotation for grinding belt

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3.2 Safety instructions
When using the Centerless grinding attachment the existing safety rules must be kept in
order to avoid personal or material injury when working with the belt grinder.
A. User
Do not wear loose clothing, gloves, rings, bracelets, or other jewellery to get caught in
moving parts. None slip foot wear is recommended. Wear protective hair covering to
contain long hair.
Always wear eye protection and face or dust mask if the operation is dusty. Ordinary
glasses cannot replace eye protection.
Don’t overreach. Keep proper footing and balance at all times.
Never leave tool running unattended. Turn power off. Don’t leave tool until it comes to a
complete stop.
Don’t operate tool while under influence of drugs, alcohol, or any medication.
B. Use of Machine
Use right tool. Don’t force tool or attachment to do a job for which it was not designed.
Use recommended accessories. Consult the owner’s manual for recommended
accessories. The use of improper accessories may cause hazards.
C. Adjustment
Make all adjustments with the power off. In order to obtain the machine precision and
correct ways of adjustment while assembling, the user should read the detailed instruction
in this manual.
D. Working Environment
Keep work area clean. Cluttered areas and benches invite accidents.
Don’t use in dangerous environment. Don’t use power tools in damp or wet locations, or
expose them to rain. Keep work area well-lighted.
Keep children and visitors away. All children and visitors should be kept a safe distance
from work area.
E. Maintenance
Disconnect machine from power source when making repairs.
Check damaged parts. To read every details of trouble shooting, repair it very carefully
and make sure the operator won’t get injured and damage the machine.

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4.0 Spare parts
4.1 Drawing of Centerless Grinder without Exhaust system (CG)
Fig.: 4.1

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4.2 Spare part list for Centerless Grinder without Exhaust (CG)
When ordering of spare parts please state the machine type and serial number
together with item number and a description of the part according to the list below.
No.
Pos. Nr.
Description
CG 75
1
Base frame for Centerless grinder
1055909
2
Spring holder
1055779
3
Spring
0105066
4
Pointed screw M 6x25 spec.
1055912
5
Bolt M 8x20
0233020
6
Bolt M 6x20
0331796
7
Fitting plate for gear box
1055691
8
Fitting plate
1055750
9
Handle cpl.
1055910
10
Disc 10mm
0101491
11
Disc M 10x35
5465678
12
Handle M10
0233808
13
Fitting plate for tipping attachment
1055693
14
Switch cpl.
0300249
15
Motor 0,25 kW
2030015
16
Gear Las 30 i=30:1
0300250
17
Distance pipe
1055880
18
Coach bolt M6x50 spec.
1055881
19
Dish 6mm
0737631
20
Lock nut M6
0951406
22
Bolt M8x20
0233020
23
Dish ø8
0101482
24
Drive wheel w/rubber covering
5015019
26
Black Top Cover
1055914
27
Bolt M10x25
0300134
28
Disc10x35x2,5
2323212
29
Rolling table cpl.
1055821
30
Nylon plate
1055941
31
Guard w/nylon
1055873
32
Nylon plate
1055875
33
Lock nut ø12
0110106
34
Axel for drive wheel
1055771
35
Axel for support wheel
1055878
36
Self-locking nut M8
0928640
37
Lock ring ø8
0101411
38
Ball bearing 629-2Z
0235065
39
Support wheel ø35x90xø22
0359023
40
Bolt M8x12
0300144
41
Disc 8mm
5437850

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4.3 Drawing of Centerless Grinder with Exhaust (CGX)
Fig.: 4.2

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4.4 Spare part list for Centerless Grinder with Exhaust (CGX)
When ordering of spare parts please state machine type and serial number
together with item number and description of the part according to this list.
Order No.
Pos. Nr.
Description
CGX 75
1
Base frame for Centerless grinder
1055909
2
Spring holder
1055779
3
Spring
0105066
4
Pointed screw M 6x25 spec.
1055912
5
Bolt M 8x20
0233020
6
Bolt M 6x20
0331796
7
Fitting plate for gear box
1055691
8
Fitting plate
1055750
9
Handle cpl.
1055910
10
Disc 10mm
0101491
11
Disc M 10x35
5465678
12
Handle M10
0233808
13
Fitting plate for tipping attachment
1055693
14
Switch cpl.
0300249
15
Motor 0,25 kW
2030015
16
Gear Las 30 i=30:1
0300250
17
Distance pipe
1055880
18
Coach bolt M6x50 spec.
1055881
19
Dish 6mm
0737631
20
Lock nut M6
0951406
22
Bolt M8x20
0233020
23
Dish ø8
0101482
24
Drive wheel w/rubber covering
5015019
25
Suction hose ø63
7891012
26
Black Top Cover
1055906
27
Bolt M10x25
0300134
28
Disc10x35x2,5
2323212
29
Rolling table cpl.
1055821
30
Nylon plate
1055941
31
Guard w/nylon
1055873
32
Nylon plate
1055875
33
Lock nut ø12
0110106
34
Axel for drive wheel
1055771
35
Axel for support wheel
1055878
36
Self-locking nut M8
0928640
37
Lock ring ø8
0101411
38
Ball bearing 629-2Z
0235065
39
Support wheel ø35x90xø22
0359023
40
Bolt M8x12
0300144
41
Disc 8mm
5437850
42
Cover for exhaust spigot
1055942

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5.0 Technical data
5.1 Technical specifications
MODEL
CG 75 / CGX 75
Motor 3x230/400V
0,25 kW
r/min.
2800
Amp
1,15/0,66
Drive wheel
ø150x 50xø19
Support wheel
ø35x90xø22
Gear
Las 30 i=30:1
Capacity min./max.
Ø20/Ø100
Weight
25 kg
5.2 Wiring diagram
The Centerless Grinder can be connected to 3 x 400/440 V, 50/60 cycles and to 3
x 230 V 50/60 cycles. Below please find a wiring diagram informing how to
connect the machine to the wiring supply.
3x400/440 Volt, 50/60 Hz
3x230 Volt 50/60 Hz

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5.3 Guarantee
If within 2 years of purchase this Centerless Grinder becomes defective due to
faulty materials or workmanship we guarantee to repair or replace the machine or
defective part or parts free of charge provided that:
1. The product is returned complete to one of our Service Branches or Official
Service Agents.
2. The product has not been misused or carelessly handled and in particular has
not been used in a manner contrary to the operating instructions.
3. Repairs have not been made or attempted by other than our own Service Staff
or the staff of our Official Service Agents.
4. Documentary proof of purchase date is produced when the goods are handed
in or sent for repair.
5. Wear parts are not covered by the warranty.