NAKAYA DUST TANK User manual

Model Code NK-230
Suitable Blade 180-230mm / T2-3mm Diamond Blades.
Cut Depth 5-60mm (230mm Blade)
Weight 2.2kg (Main Unit with adaptor system)
Cut material Concrete, Block, Tile, …etc.
Suitable BOSCH
Angle Grinders MAKITA
HiKOKI
Milwaukee
DEWALT
Metabo
FLEX
L21-6 230, L24-6 230, L26-6 230
GWS24-230JVX, GWS26-230JH, GWS26-230JBV, GWS26-230LVI
GWS20-230H, GWS22-230H, GWS22-230JH, GWS22-230LV, GWS24-230H, GWS24-230JH, GWS24-230BV, GWS24-230LVI,
GA9020 / 9030 / 9040 series.
G23MRU, G23UBY, G23SEY, G23SCY, G23SC3, G23SR, G23SRU, G23SW2, G23SWU, G23UC, G23UCY, G23UDY
AG22-230, AG22-230E
DWE494, DWE490, DWE492, D-28490, D-28492, D-28498, DWE4559, DWE4579, DWE4599
WE24-230MVT, W22-230MVT, WE22-230MVT, W24-230MVT, W26-230MVT, WE26-230MVT, WX22-230, W24-230
NK-230 Dust Extractor
INSTRUCTION MANUAL
WARNING
SPECIFICATIONS
N300221-Rev6
[a]
[c]
[d]
[e]
[ f ]
[g]
[h]
[ i ]
[k]
[r]
[n] [o]
[p]
[q]
PREPARATION
Metabo / Dewalt DWE4579 type
[b]
Fig.2
Fig.1
1. [Metabo / Dewalt DWE4579 type]
Remove the Lever unit and O-ring
(WX22-230 and W24-230 only) , then
set [b] Mount Ring on the Gear Case.
(Fig.2)
2. Set [c] Adaptor around the Gear
Case with the Hooks securely stored
into the groove at Gear Case.
(Fig.3)
* Exchange the bottom plate of [c] into [s]
when using Dewalt DW4579 type.
Gear Case
-1-
Fig.3
Groove
Gear Case
・DO NOT use the DUST TANK with the angle grinder which can NOT be fitted correctly instructed by this manual.
・DUST TANK is only for cutting concrete, block, and tile. DO NOT use for cutting steel or other materials.
・DUST TANK must be used with the Vacuum suitable for the concrete dust.
・DUST TANK is only for Diamond cutting blades. DO NOT use with abrasive wheels or tipped saw blades.
・Always check the DUST TANK for damage, cracks, or deformation before use.
・DO NOT use the DUST TANK if it is cracked, damaged or bent as this could lead to injury.
・Be sure to wear the protective goggles, dust mask, protective foot wear, earplugs and other protective equipment when working.
・Keep DUST TANK away from gasoline, solvents, and paraffin.
・Ensure the cutting material securely clamped before cutting.
[a] Main Unit / [b] Mount Ring / [c] Adaptor / [d] Centering Holder / [e] Flange Bolt / [f] Base Flange
[g] Spacer T3.4 / [h] Spacer T6.0 / [ i ] Spacer T7.5 / [k] Spacer T9.4 / [m] Spacer T10.6
[n] Bolt (L60) / [o] Bolt (L45) / [p] Hex Wrench / [q] Swing Duct / [r] Vacuum Joint / [s] DW plate
Explanation
of the pictograms.
Read the operating
instructions before use.
Wear
eye protection.
Wear
breathing protection.
Wear
ear protection.
Wear
protective gloves.
General
Warning.
OVER VIEW
[b]
[m]
Remove Lever unit & O-ring.
(WX22-230 & W24-230 only)
Hook
[c]
[s]
Exchange to [s]
(DWE4579 type only)

O K
N G
N G
Fig.4
Fig.5
Fig.6
Fig.7
3. Set the position of the Hinge
Pin on the center line of the
angle grinder.
(Fig.4 and 5)
4. Confirm the Hooks securely
stored into the groove at the
Gear Case.
(Fig.6 and 7)
Hinge Pin
Hook
Groove
INSTALLATION
[n] : for BOSCH
[o] : for Others
[p]
1. Hold [c] Adaptor with the down-force.
2. Tighten [n] / [o] Bolt by [p] Hex Wrench
to clamp the gear case.
[n] Bolt (L60) : for BOSCH
[o] Bolt (L45) : for Others
* Make the [n] [o] Bolt head facing the
Flat Surface of [c] Adaptor.
(Fig.8)
Fig.8
Fig.9
3. Push the Lever.
4. Open the Lower Base.
5. Place [a] Main Unit on [c] Adaptor.
6. Screw [d] Centering Holder into the
spindle of the angle grinder to fix [a] Main
Unit and [c] Adaptor temporary.
7. Match the position of the Hole at [a]
Main Unit and the Screw hole at Hinge
Pin of [c] Adaptor.
(Fig.9)
1
2
3
4
5
6
7
Lever
Lower Base
[a]
[c]
Hole
Screw hole
[c]
-2-
[c]
Flat Surface
O K
[d]

METABO BOSCH HiKOKI MILWAUKEE MAKITA FLEX
DWE494 type DWE4579 type
DEWALT
N G
O K
Fig.13
Fig.14
15. Confirm the Blade installed horizontally. (Fig.13 and 14)
-3-
DEPTH ADJUSTMENT
Scale (180mm Blade)
Scale (230mm Blade)
Cutting Depth
Fig.15
1. Push the Lever.
2. Slide the Lower Base and hook the Lever
at the position of the proper Cutting Depth.
(Fig.15)
[CAUTION]
Use the Scale just for a reference as it
should be affected by the status of the Blade.
1
2
Lower Base
Fig.10
Fig.11
Fig.12
[e]
[p]
Wrench
Blade
[ f ]
[d]
Lever
Lower Base
8
9
10
11
12
13
14
8. Tighten [e] Flange Bolt x 4pcs by [p] Hex
Wrench.
(Fig.10)
9. Remove [d] Centering Holder.
10. Set the proper Spacer [g] / [h] / [ i ] / [k] / [m]
on the spindle of the angle grinder.
11. Set [ f ] Base Flange on Spacer.
12. Set the Blade on [ f ] Base Flange and
tighten the Lock Nut by Wrench.
==> Pay attention to the Lock Nut direction.
(Fig. 11)
13. Push the Lever.
14. Close the Lower Base.
(Fig.12)
[g] [h] [i] [k] [m]
Lock Nut direction
FLEX
Others
[k]
T9.4
[g]
T3.4
[ i ]
T7.5
[ h ]
T6.0
[m]
T10.6

Eto Naoya
Managing Director
-4-
Nov-27th 2019
Head Office in Japan
NAKAYA CO.,LTD.
1313-92 Yanagisawa, Sanjo, Niigata, Japan
FINALIZING
1. Screw the Handle to the angle grinder.
2. Insert [q] Swing Duct into the Duct.
3. Connect the Vacuum Hose with
[q] Swing Duct by [r] Vacuum Joint.
(Fig.16)
[CAUTION]
Use the Vacuum with Input Power
1,500W or more for enough
dust extraction performance.
O K
N G
Fig.16
Fig.17
Fig.19
Fig.18
CUTTING
1
Handle
Vacuum Hose
[r]
[q]
2
3
1. Turn on the SW of Vacuum.
2. Securely hold the Handle.
3. Turn on the SW of angle grinder.
4. Place the Front Rollers on the
cutting material.
5. Slowly forward the angle grinder.
(Fig.17)
[CAUTION]
DO NOT pull the angle grinder
backward, or it leads to the scattering
of the Dust.
(Fig.18 and 19)
1
2
3
4
5
PLUNGE CUTTING
Fig.20
1. Turn on the SW of Vacuum.
2. Securely hold the Handle.
3. Turn on the SW of angle grinder.
4. Place the Front Rollers on the cutting material.
5. Pivotally lower the angle grinder slowly.
(Fig.20)
[CAUTION]
The Plunge Dust can't be well extracted with the cutting
depth over 40mm.
Front Roller
Front Roller
1
2
3
4
5