MANUAL
Alpha® Ecoguard Type G
Dust Collection Cover
Instruction Manual
(*Shown with angle grinder / sold separately)
Part No: ECOGRDGR
Version 1
103 Bauer Drive, Oakland, NJ 07436 • 800-648-7229 • Fax: 800-286-0114
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INTRODUCTION
Thank you for purchasing theAlpha® Ecoguard Type G Dust Collection Cover. The
Ecoguard Type G must be used with a vacuum, or other dust collection system.
To ensure correct use, read this Instruction Manual and the Instruction Manual for
the power tool and follow the operating instructions. Keep this manual in a place
where operators can access it easily whenever necessary!
ABOUT THE SYMBOLS
According to the hazard level, all safety notes in this manual are classified into
“DANGER”, “WARNING”, and “CAUTION”.
DANGER!
Death or serious personal injury is imminent when handling
this polisher incorrectly.
WARNING! There is a possibility of death or serious personal injury when
handling this polisher incorrectly.
CAUTION!
There is a possibility of personal injury or property damage
when handling this polisher incorrectly.
Note: In some situations, failing to observe WARNING notes could result in
death or serious personal injury. Be sure to read and observe the safety
notes to ensure safety and correct use of the polisher.
PRECAUTIONS FOR USING DUST COLLECTION COVER
1. The Dust Collection Cover is for use with a 4.5” (115mm) and 5” (125mm)
high-speed angle grinder.
2. The Dust Collection Cover is designed for grinding concrete, stone and other
masonry products. Do not use when cutting metal or other materials.
3. The Dust Collection Cover is solely designed for use with a diamond cup
wheel. Do not use with any other type of blade such as a grindstone or
chip saw.
4. Always check the Dust Collection Cover for damage, cracks or deformation
before starting work. Do not use the Dust Collection Cover if it is damaged,
cracked or bent as this could cause to injury.
5. Always wear eye protection. Dust mask, nonskid safety shoes, hard hat, or
hearing protection must be used for appropriate conditions.
6. Keep the Dust Collection Cover away from gasoline, thinner, petroleum
and paraffin.
7. The supplied connector may not connect securely to every high-speed angle
grinder. In this case, do not use the Dust Collection Cover.
3
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ECOGUARD TYPE G OVERVIEW
Half Cover
Main Unit
Sub Cover
Connector
Stainless Steel
Hose Band
Flexible Connector Hose
(optional / sold separately)
Rubber Hose Adapter
ACCESSORIES
Ecoguard Dust Collection Cover w/ Connector (Part# 500028) ..... 1 pc
Collar .............................................................................................2 pcs
Additional Connector Assembly for Most 5” Grinders....................2 pcs
Flanges and Lock nut Set for Selected Grinders................1 Set (3pcs)
Hex Wrench.................................................................................... 1 pc
Rubber Hose Adapter..................................................................... 1 pc
Spacers .........................................................................................4 pcs
Stainless Steel Hose Band............................................................. 1 pc
Pin Wrench..................................................................................... 1 pc
4
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INSTALLING THE DUST COLLECTION COVER
WARNING!
1. Be sure to turn off the high-speed angle grinder and remove the plug from
the electrical outlet before attaching and installing the Dust Collection Cover.
2. Take the Guard off from the Grinder
2. Make sure the Dust Collection Cover is securely attached, otherwise it may
come loose which could cause injury.
3. If you installed the Dust Collection Cover to a high-speed angle grinder
but the connector is loose and cannot be securely attached, do not
use the Dust Collection Cover. Using it in this state could cause injury.
INSTALLING THE CONNECTOR
ALPHA® /
BOSCH
HITACHI
METABO®
DEWALT
MAKITA®
HSG-125
G12SR3 G13SE2
& G12SS
WE9-125 Quick
& W11-125 Quick
1801
D28402 & D28131
9565CV, 9558NB
(Factory Preset)
(Fig.1)
5
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If the different Connector is needed, exchange the connector as per the following
instructions.
1. Loosen the Screws.
2. Take the front of the Connector Assembly off.
Connector Assembly
(Front)
Ecoguard Type G
Screw
3. Loosen the Flat Head Screws using the Hex Wrench.
4. Take the back of the Connector Assembly off.
5. Replace with other Connector.
Flat Head Screw
Hex-Wrench
Connector Assembly
(back)
other Connector
6
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Assembly.
7. Tighten Flat Head Screws with Hex Wrench.
(DO NOT forget to insert Taper Washers)
Flat Head Screw
Taper Washer
Hex-Wrench
8. Tighten the Screws
(DO NOT forget to insert Spring Washers)
Screw
M4x10
7
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CAUTION!
The Dust Collection Cover is solely designed for use with a grinding cup wheel. Do
not use with any other type of blade, such as a cutoff or tip saw blades.
MOUNTING THE GRINDING CUP WHEEL TO THE GRINDER
WARNING!
Make sure the Ecoguard Type G is securely atttached to the grinder, otherwise it
may come loose, causing injury.
1. Firmly hold Connector Assembly and tighten the screws.
Connector Assembly
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2. Set the proper Spacer into the spindle.
3. Set the Base or Inner Flange on the Spacer.
4. Set the Grinding Cup Wheel on the Base or Inner Flange.
5. Set the Lock Nut on the Grinding Cup Wheel.
(Be careful to ensure the correct direction of the Lock Nut)
2. Depress the spindle and tighten the Lock Nut with the Pin Wrench.
Lock Nut
Pin Wrench
Grinding Cup Wheel
Base / Inner Flange
Spindle
9
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Choose proper Spacer to Keep X and
Y as below:
1<X<5
1<Y
Reference: Example of the combination of Spacer and Base Flange
ALPHA®
MAKITA®
HITACHI
CUP Type
Parts
Flange
HSG-125
9565CV 9558NB G12S43 G13SE2
500029
Original
Lock Nut
Spacer
Flange
500011 / T2.5
500011 / T2.5
N/A
500011 / T2.5
500012 / T5.0
500029
Original
N/A
Lock Nut
Spacer
Flange
Lock Nut
N/A
Spacer
METABO®
WE9-125 W11-125
BOSCH
1801
DEWALT
CUP Type
Parts
Flange
D28402 D28131
500007
500029
Original
Lock Nut
500008
Spacer
Flange
500011 / T2.5 500012 / T5.0
500029
N/A
500007
Lock Nut
Spacer
Original
500008
500012 / T5.0 500013 / T7.0
500011 / T2.5
Flange
N/A
Lock Nut
Spacer
500011 / T2.5
500013 / T7.0
Cup Type C does not need Drawing No. 12/Base Flange
10
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GRINDING APPLICATIONS
SURFACE GRINDING
Securely connect the Flexible Connector Hose to the Dust Collection Cover. Turn
Grinder and Vacuum on to start grinding application.
Use theAlpha® Rubber Hose Connector as a joint between duct and Flexible Connector
Hose.
Flexible Connector Hose
Rubber Hose Connector
Duct
Stainless Steel Hose Band
WALL GRINDING
Screw M4 x 10
1. Loosen the screws and remove the
Sub Cover and Half Cover.
Half Cover
Sub Cover
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2. Switch the position of the Sub Cover and Half Cover.
3. Tighten screws.
Sub Cover
Half Cover
ATTACHING THE DUST COLLECTOR
1. Securely connect Flexible Connector Hose to the duct of the grinder, then turn
Grinder and Vacuum Cleaner on to start grinding application.
2. Use an adapter such as theAlpha® Rubber Hose Connector as a joint between
the duct and the Flexible Hose Connector.
Duct
Rubber Hose Connector
Stainless Steel Hose Band
12
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ALPHA® ECOGUARD TYPE G SCHEMATIC
ALPHA® / MAKITA®
CONNECTOR, SPACERS
AND FLANGE / LOCK NUT
*Original indicates Lock Nut included with tool.
13
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ECOGUARD TYPE G OTHER CONNECTORS AND SPACERS
14
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ALPHA® ECOGUARD TYPE G PARTS LIST
DRAWING NO. PART NO.
DESCRIPTION
Main Cover
Sub Cover
QUANTITY
1
2
500032
500033
500034
500005
500006
500037
500038
500039
500020
500028
500003
500004
500011
500012
500013
500014
500029
500007
500022
500035
500008
500024
210105
500036
500040
500041
500042
500021
1
1
1
1
1
4
1
4
3
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
3
3
4
5
6
7
8
9
Half Cover
Rubber Hose Adapter
Stainless Steel Hose Band
Screw M4x10
Set Plate
Holder Spring
Flat Head Screw M4x5
Connector Assembly (Alpha®/Makita®)
Connector Assembly (Hitachi)
Connector Assembly (Metabo®/Bosch /Dewalt)
Spacer / T2.5
10a
10b
10c
11a
11b
11c
11d
12a
12b
13
14
16
17
18
19
20
21
22
23
Spacer / T5.0
Spacer / T7.0
Spacer / T9.4
Base Flange
Inner Flange
Collar M (Metabo)
Collar D (Dewalt)
Lock Nut
Hex. Wrench
Pin Wrench
Seal
Brand Label
Brush (A)
Brush (B)
Taper Washer
Optional Accessory:
Shown on pg 4
500026
Flexible Connector Hose 18”
1
15
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103 Bauer Drive, Oakland, NJ 07436 • 800-648-7229 • Fax: 800-286-0114
Copyright © 2010 Alpha Professional Tools. All rights reserved.
10/2010
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