ECHNICAL INFORMATION

Models No. Description 9911 76mm Belt Sander

New Tool

CONCEPTION AND MAIN APPLICATIONS
Model 9910/9911 are new compact belt sanders using 76mm x 457mm(3"x18") abrasive belt. Their brief benefits are; Highest capacity at sanding and dust-collection among the same class sanders. *Variable speed control by dial for operator's needs (Model 9911 only)

26 2( 10 -3/

8")

")

Specifications
Voltage (V) 240 Belt speed Belt size Net weight Cord length Current (A) 6.8 5.6 3.0 3.0 2.9 Cycle (Hz) 50/60 50/60 50/60 50/60 50/60 Continuous Rating (W) Input Output Max. Output(W) 640
270m/min (900ft/min) 75-270m/min (250-900ft/min) 76mm(3") x 457mm(18") 2.6Kg(5.7lbs) 2.5m(8.2ft)

Standard equipment

Dust Bag ------------------------------1 pc. Abrasive Belt AA80-----------------1 pc. (Model 9910) Abrasive Belt AA60, 100,150 -----1 pc. (Model 9911) <Note> The standard equipment may differ from country to country.

Optional accessories

Abrasive Belt AA40, 60,80, 100,150,180,240 Clamp Complete Hose Complete 28-1.5 Hose Complete 28-3.0

Features and benefits

1. 2. Double insulated See the sheets attached for more information.
The standard equipment for the tools shown may differ from country to country.

141 (5-1/2")

Very quiet

Highest capacity

at sanding
Variable speed control by dial for operator needs (Model 9911 only)
Convenient design for flush sanding
Self tracking system Abrasive belt always runs on the right position without adjusting.
Flat top Tool can be attached to the table by Clamp Complete(optional accessory).

Clamp Complate

Repair
(1) Replacing of armature 1) Loosen the tapping screw PT4 x25 for mounting the housing R to remove the housing R, and the fan 60 for cooling the motor will be exposed. 2) Loosen the tapping screw PT4 x25 for mounting the belt cover to remove the belt cover. Disconnect the holder cap and then remove the carbon brush. Remove the synchro belt 6-300 and steel plate.

Housing R

Tapping screw PT4x25(7 pieces)

Fan 60

Tapping screw PT4x25(4 pieces)

Belt cover

Turn the fan 68 in clock wise direction to remove it while fixing the fan 60 for cooling the motor. (Note) Since the fan 68 is mounted with anti-clock wise screw, turn in clock wise to remove.

Fan 68 Scroll plate

Carbon brush Steel plate 6) Remove the scroll plate. Synchro belt 6-300 7) Holder cap
Use the resin hammer to slightly hammer the armature shaft from the commutator side to disconnect the armature.
(2) Disassembling of gear 1) In the same manner as replacing of armature, remove the housing R, belt cover and synchro belt 6-300. 2) 3) Remove the shoe, and the driving roller will be exposed. Use the spanner 10 to fix the hexagon point of pulley 8.5-45.1 and turn the driving roller in the direction whereby anti-clock wise screw can be loosened, and either of the pulley 8.5-45.1 or driving roller is loosened and then removed. Pulley 8.5-45.1 Hexagon point Spanner 10 Bracket Driving roller

Ball bearing 626

4-A) If the pulley 8.5-45.1 has been successfully removed, A-a) Loosen the 4 pieces of tapping screw PT4x25 for mounting the bracket to remove the bracket. A-b) Insert the lock nut wrench 20 through the two holes on the helical gear 31, fix the helical gear 31, and then turn the driving roller in a direction whereby the left-handed screw can be loosened.

Driving roller

Ball bearing 626 Lock nut wrench 20
Two holes on the helical gear 31
A-c) If the ball bearing 626 and driving roller have been successfully removed, use the resin hammer to slightly hammer the helical gear 31 complete from the direction of ball bearing 626 mounting side to remove the helical gear 31 complete. 4-B) If the driving roller has been loosened and successfully removed along with the ball bearing 626, B-a) Set the spanner 10 on the hexagon point of pulley 8.545.1, insert the spanner 7 in the two faces on driving Driving shaft shaft, and then turn them in the direction whereby the Two faces right-handed screw can be loosened, and the pulley 8.5-45.1 can be removed. B-b) Loosen the 4 pieces of tapping screw PT4x25 for mounting the bracket to remove the bracket. Pulley 8.5-45.1 Spanner 10 Spanner 7 Hexagon point
B-c) Use the resin hammer to slightly hammer the helical gear 31 complete from the direction of ball bearing 626 mounting side to remove the helical gear 31 complete.
(3) Assembling of the rubber sleeve 29 1) Insert the rubber sleeve 29 into the outer circumference of the driving roller by hands as far as possible. 2) Push the rubber sleeve 29 and insert it while floating the rubber sleeve 29 by blowing the air into the clearance between rubber sleeve 29 and driving roller using the air gun.

Air gun

Rubber sleeve 29

Circuit

drawing

Switch

Field Black

Cab tire cord P1

9910 Cab tire cord P1 P2 Switch

Capasitor Field Black

Black Capasitor
The condenser is not used in some areas. 9911 <100V area> Cab tire cord P1

Field Black Black

Terminal board P2 Connector at closed end Capasitor <Area for other than 100V> Switch Cab tire cord P1 P1 Black
Black Yellow Blue Black Controller Black Field Heat slinger
Controller Black Capasitor The condenser is not used in some areas.

Cloth Belts for Portable Machine
Code XG 542 XS 544 XM 544
Description Alo. Cloth Alo. Cloth Alo. Cloth

Coating

Brand Jawan Supreme

Grits Available 400

Machine

Portable belt sander

Hand held belt grinder

Material

Areas of Application Finishing of brass bathroom fittings Finishing of sheets & metal parts Defect rectification in steel coils Centerless grinding of S.S tubes

Description

Brand Surface Grinding Contour Sanding Flash Removal Glass / Stone

XG 542 XS 544 XM 544

Alo. Cloth Alo. Cloth Alo. Cloth

Jawan Supreme

Available on request

Regular products

- Most suited

Semi Open

Closed
Other grits not mentioned in the above table can be supplied on request
Portable belt sanders - belt sizes
Make Atlas Copco Model No. HSBE 75 S / HSBE 75 MBSE 705 BBS 100 / BBSE 100 KA 290 / KA 293 E KA 83 / KA 83 E BS 650 / BD 83 / BD 83 E DN83 / DN83E KA 85 EK / KA 85 P 61-03 / BD 75 / BD 85 SR 500 E Belt size - mm 75 x x x x x x x x x x 508 Bosch Makita Make Model No. 9910 / / 9901/ 9902 / DB / 9920 GVS 350 AE / PVS 300 AE PBS 60 / PBS 60 E GBS 75 AE PBS 75 / PBS 75 A PBS 75 AE / PBS 75 E PBS A / PBS 7 AE GBS 100 A / GBS 100 AE Belt size - mm 75 x x x x x x x x x x 620

Black and Decker

De-buring aluminium castings

Finishing wood surfaces

Finishing S.S parts

Finishing S.S coils

Beveling glass

De-burring

Finishing

Castings

Leather