Makita 9403 Manual

9403

CONCEPTION AND MAIN APPLICATIONS

Specifications

Model 9403 is a handy and convenient belt sander that inherits models

9401 and 9402. Sanding efficiency and capacity of dust collection have

been raised as well as noise and weight have been lowered.

Power consumption is 1200W,

and belt dimensions are 100mm(4") wide and 610mm(24") long.

100mm belt sander

Models No.

Description

Dust bag ass'y ---------------- 1pc.

Abrasive belt AA80 --------- 1set (5pcs.)

New Tool

TECHNICAL INFORMATION

Standard equipment

Abrasive belt, AA and CC each of #40, #60, #80, #100, #120, #150, #180, #240

Carbon plate,

Hose complete 28-1.5,

Hose complete 28-3.0,

Joint 25

Optional accessories

Continuous Rating (W)

Voltage (V) Current (A) Cycle (Hz) Input Output Max.

Output(W)

100

110

120

220

230

240

5.7

5.5

5.3

50/60

1200

520

1250

500m/min (1.640 ft/min)

100mm (4") x 610mm (24")

5.9kg (13.1lbs)

Belt speed

Net weight

Belt size

353 (13 7/8")

211 (8 3/4")

164 (6 1/2")

Power supply cord 5m (16.4ft)

Repair

(1) Replacement of armature

Unscrew tapping screws; two PT4x45 and one PT4x18 (one

CT4x40 in model 9403, and one CT4x16 in model 9921). Remove

dust collector cover and separator so that dust collector fan 80

appears.

Unscrew tapping screw CT4x16 and remove belt cover.

Take off holder cap and remove carbon brush.

Remove synchro-belt 9-354.

Turn pulley 10-24.1 clockwise and remove it.

(Note that the pulley 10-24.1 is fixed with a left-handed screw so

do not turn it counterclockwise.)

Dust collector cover

Tapping

screw PT4x18

Two tapping

screws PTx45 One tapping screw

CT4x40 for model 9403

One tapping screw

CT4x16 for model 9921

Belt cover

One tapping

screw CT4x16

Carbon brush

Holder cap

Pulley 10-24.1

Synchro-belt 9-354

(2) Removal of driving roller

(3) Caution for replacement of edge slider complete



Unscrew cross-slot pan-head screw M5x12 that fixes dust collector

fan 80, and remove fan 80.

Remove two tapping screws PT4x18 which fix dust collector

bracket so that armature can be taken off together with dust

collector bracket.



Remove belt cover and synchro-belt 9-354 with the same

procedures as the replace of armature.

Unscrew three tapping screws CT4x16 and remove gear cover.

Insert lock nut wrench 28 into two holes of helical gear 43

complete, and fix the helical gear complete. Use 24mm box

wrench to turn driving roller clockwise and the driving roller can

be removed.

When assembling edge slider complete, be sure to install it so that

the ceramic plate side will be positioned inside as shown in the figure below.

Pan-head screw M5x12

Tapping screw

PT4x18

Dust collector

bracket

Fan 80

Tapping

screw

PT4x18

Gear cover

Tapping screw CT4x16

Helical gear complete Driving roller

Lock nut wrench 28 24mm box wrench

Ceramic plate (white) Edge slider complete

Wiring diagram

[When terminal block is not used]

[When terminal block is used]

3 2

Power supply cord

Switch

Noise suppressor

Connector

Field

Terminal block

Noise suppressor is not used depending on countries.

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