Makita 9541 User manual

TECHNICAL INFORMATION

9541

New Tool

CONCEPTION AND MAIN APPLICATIONS

Standard equipment

Optional accesories

Lock nut wrench 35

Grip 36 assembly

Depressed center wheel 115-36

Inner flange 47 assembly ( Super flange)

Diamond wheel 115 ( high quality)

Rubber pad 100

Lock nut 14-48 (for Abrasive disk)

Abrasive disk 115-24, 30, 50, 80, 120

Specifications

Voltage (V)

Speed at no load 10,000 P/min

Motor Series commutator motor

mm ( inch) Outer dia. 115 x Inner dia. 22.23 x Thickness 6

(4-1/2" x 7/8" x 1/4")

Attaching tool size Grinding wheel

Current(A) Frequency

(Hz) Max. output(W)

100 9.0 50/60 850 390 1,070

900 450 1,330

115

200

220

230

240

8.2

4.7

4.3

4.1

3.9

50/60

Consuming

power(W) Nominal

output(W)

Models No.

Description 115mm Disc Grainder

The 115mm Disk grinder, one-hand type, of which accent is on cutting

off works,developed in pursuit of improving power, dust-proof,

vibration-proof, and cooling motor.

305(12")

139(5-1/2")

117(4-5/8")

( For general export, No wheel attached)

Repair

1. Various Tapping screws

1) As Tapping screws are used in the Machine, do not fasten by Air diver orImpact driver.

2. Exchange of Armature

1) Remove Wheel and Wheel cover each.

2) Remove Carbon brush.

3) Remove Tapping screw PT5x30 fixing Gear housing cover to Motor housing.

4) Insert Driver into grooves for Driver between Gear housing cover and Motor housing, and pick out Armature.

5) Regarding removal of Spiral bevel gear, refer to the item of Gear.

6) When installing Armature in Gear housing, put Concave of Gear housingtogether with Convex of Gear housing

cover and insert them.

Gear housing(concave)

PT5x30 (Tapping screw)

Carbon brush

Holder cap

Gear housing cover (convex) Grooves for Driver

3. Exchange of Spiral bevel gear 10

1) According to the exchange way of Armature in the above 2, take out Armature.

2) Make Armature nipped by Vise lightly, wrap it by ragto prevent from damage,nip the wrapped by plier , and loosen

Screw.

Armature axis and Inside of Gear are fixed by Right-handed screw (normal screw), and Gear is screwed directly to

Armature

3) In installing Gear, be sure to screw surely in the same way as 2)

4. Exchange of Spiral bevel gear 38

1) Remove Wheel and Wheel cover respectively.

2) Remove Screw M4x16 fixing Bearing box complete by Driver.

3) Spiral bevel gear 38 is just press-fit in Spindle. Disassemble and assemble as shown in the illustration below.

Loosen

Tighten

Wrap by rag and nip by Plier Insert lightly in Vise

Press Spindle end face by Arbor press of 15" or more

Existing Ring

70more

12more

Wrap by rag

Disassembly Assembly

Ø23~Ø25

Ø14

5. Exchange of Field

1) According to the exchange way of Armature in the above 2), take outArmature.

2) Get rid of Baffle plate and remove Field fixing screw(PT4x70).

3) As there is no Lead wire, you can take Field out then.

6. Exchange of Power supply cord

1) Remove Rear cover L and R each ( See the above illust ration).

2) Remove Strain relief fixing screws (BT4x18).

3) Pull out Connector body by hand.

4) Power supply cord for repair as a set of Connector bo dy and Cord guard is notavailable. Power supply cord on th e

market is usable. As Cord connectingscrew(M3, 5x7) and Cla mp washer are equipped in a Cord, connect the

corewire to them by stranded wire rolling.

5) You can use again Strain relief and Cord guard attac hed to the old cord whenexchanging Power supply cord.

7. Exchange of Switch and Noise suppressor

1) Remove Rear cover L and R each.

2) As a plug is used for the connection of Switch and No ise suppressor each, pullthem out moving the locks for

removal .

PT4x 70 (Tapping screws)

Field Rear cover R

Rear cover L

Connector body

Switch block

Switch Noise suppressor

Lock

Connecting screw of Power supply cord for

repair and Cramp washer

BT4X18

(Cord cramp fixing bolts)

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