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184.7

6

49

Belt Section

Lever

26

FINE BELT SANDER

KBS-101

ȭ

35

13.5

Drive Pulley

122

60

56

Tension Pulley

Center pulley

ȭ

24.5

CAUTION

OPERATION MANUAL

Transmission clutch

Transmission clutch

EBS - 101

KBS - 101

Tighten

Thank you for purchasing this Attachment. The Emax EVOlution Control Unit and Brushless Motor, or ROTUS Air 
Motor, or Espert 500 Control Unit and Brushless Motor are required to drive this Attachment. Read this and all 

the associated component Operation Manuals carefully before use. Always keep this Operation Manual in a place 
where a user can referred to for reference at any time.

1

. CAUTIONS FOR HANDLING AND OPERATION

 Read these cautions carefully and only use in the manner intended.

 These warnings and cautions are intended to avoid potential hazards that could result in personal injury to the 

operator or damage to the device. These are classi

¿

ed as follows in accordance with the seriousness of the risk

.

OM-K0478E

4

. CONNECTING TO THE MOTOR

Model

KBS - 101

EBS - 101

Belt speed

0 - 705m / min (11.8m / s)

Maximum Allowable 
Motor Rotation Speed

Less than 30,000min

-1 

(rpm)

Belt Width x
all circumferences

8mm, 6mm, 4mm x all circumferences 300mm

Applicable Motor

ENK - 410S, ENK - 250T (Emax EVOlution)
IM - 301, IM - 300 (ROTUS)

ENK - 500C, ENK - 500T (Espert  500

Weight

350g

355g

Vibration Level

Less than 2.5m / s

2

Noise Level at 1m distance

Less than 70dB (A)

Standard Accessories

 Allen Wrench (3mm)

・・

1pc.

 Sand Belt 

・・

9 categories x 2pcs.

Fine Belt Sander

.%6 ‡(%6 

002

For Emax EVOlution / ROTUS Air Motor

For Espert 500

2

. FEATURES

Light-weight, compact, minimal vibration and a small diameter grip design keep the hand free from fatigue for 
long ,continuous operation.

The angle of the belt section is fully adjustable. 

Exchanging the belt simply done by lever release.

3

. SPECIFICATIONS AND DIMENSIONS

3 - 1  Speci

¿

cation

Fig. 1

Fig. 2

Do not drop or hit this Attachment, as shock can cause damage to the internal components.

Be sure to clean the each part before replacing the belt. If polishing particles to the belt or 
Attachment damage to the belt or Attachment can occur due to the loss of precision.

When cleaning a Attachment, stop the motor and remove dirt with a brush or a cloth. Do not 
blow compressed air into the Attachment. Foreign particles or polishing debris may get into 
the ball bearings.

Use for dry sanding only, the FINE BELT SANDER is not designed for wet sanding. Water 
penetration into the bearings will cause damage to the bearings.

Stop operating immediately when abnormal rotation or any unusual vibrations are observed. 
Afterwards, please check the content of Section 8 "TROUBLESHOOTING".

Always check if the belt and the each part are damaged before and after operating.

No lubrication is required because grease impregnated ball bearings are used.

After repair, initial operation, or long periods of non operational time, please use the following 
break-in procedure. Start rotating slowly and over a short period of time, then increase the 
speed gradually until reaching the maximum allowable speed.

Do not disassemble, modify or attempt to repair the Attachment. Additional damage will occur 
to the internal components. Service must be performed by NSK NAKANISHI or an authorized 
service center.

Do not leave the belt sunder in direct sun light or extremely dry place. It causes deterioration. 

3 - 2  Outside View

Class

Degree of Risk

 WARNING

A safety hazard could result in bodily injury or damage to the device
if the safety instructions are not properly followed.

 CAUTION

A hazard that could result in light or moderate bodily injury or damage 
to the device if the safety instructions are not followed.

WARNING

This Attachment is designed for hand use. Never install this Attachment or any hand tool on a 
machine such as a special purpose machine, NC lathe or mill.

Do not exceed the " Maximum Allowable Motor Rotation Speed " (Refer to " 3 - 1  Speci

¿

cations ").

When sensing that the Attachment and motor are overheated during operation, reduce the 
working force or the motor rotation speed, or stop the operation until the Attachment cools 
down before restarting.

Do not touch the belt and pulley while it is rotating. It is very dangerous.

Always use a protective cover, safety glasses or face shield anytime this device is in use.

Do not exceed the maximum recommended allowable speed. For your safety, use speeds 
below the maximum allowable speed.

Do not apply heavy pressure to the belt or try to polish with the edge of the belt as the belt may 
break and injure the operator.

CAUTION

Make sure your hands and all interlocking parts of the Attachment and brushless motor are 
clean before connecting the brushless motor to the Attachment. This is critical in preventing 
contaminants from entering the brushless motor or Attachment.

Align the threads on the front end of the motor and the rear end Attachment, and turn the Attachment 
clockwise. If the drive shaft of the motor does not engage properly to the drive dog on the Attachment, 
it may only turn aprroximately two threads before stopping. DO NOT FORCE THEM TOGETHER. Turn 
the Attachment back a few threads, rotate the Attachment by hand to engage the drive shaft and the 
drive dog, and screw them together.

Temperature

Humidity

Atmospheric Pressure

Operation Environment

0 - 40°C

MAX.75%
(No condensation)

800 - 1,060hPa

Transportation and 
Storage Environment

-10 - 50°C

10 - 85%

500 - 1,060hPa

 

 WARNING

Do not exceed the " Maximum Allowable Motor Rotation Speed ".

When sensing that the Attachment and motor are overheated during operation, reduce the 
working force or the motor rotation speed, or stop the operation until the Attachment cools 

down before restarting.

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