Makita JN3201 Handbuch

Model No.

Description

Standard equipment

Optional accessories

Note: The standard equipment for the tool shown above may vary by country.

JN3201

Nibbler 3.2mm (10Ga)

Punch

Die

Punch .................................................. 1

Die ....................................................... 1

Wrench 50 .......................................... 1

Hex wrench ........................................ 1

Washer ............................................... 2

Plastic carrying case .......................... 1 (for some country only)

PRODUCT

Outer edge: 128 (5-1/16),

Inner edge : 120 (4-3/4)

TECHNICAL INFORMATION

CONCEPT AND MAIN APPLICATIONS

P 1/ 9

Dimensions: mm (")

Width (W)

Height (H)

Length (L)

225 (8-7/8)

90 (3-1/2)

254 (10)

Model JN3201 Nibbler is the aesthetic change model of current model JN3200

by using Motor housing of Angle grinder GA5010 series and Rubberized soft grip.

Its Blade section is the same as Nibbler JN3200.

Addition to the above, it has the following advantages.

• 710W continuous rating input

• Low noise level at 81 dB(A)

Specification

Continuous Rating (W)

Voltage (V) Cycle (Hz) Input Output Max. Output (W)

110

120

220

230

240

6.8

6.2

3.4

3.3

3.1

50/60

710

---

710

400

600

700

Current (A)

Max cutting capacities:

mm (Ga)

Steel with tensile strength

up to 600N/mm²

Weight according to EPTA-Procedure 01/2003*: kg (lbs) 3.4 (7.4)

2.5 (13)

Steel with tensile strength

up to 800N/mm² 1.0 (20)

Aluminum with tensile

strength up to 200N/mm² 3.5 (10)

Steel with tensile strength

up to 400N/mm² 3.2 (10)

No load speed: min.ˉ¹=spm (strokes per minute) 1,300

Minimum cutting radius: mm (")

Power supply cord: m (ft)

European countries: 4.0 (13.1),

Australia, New Zealand: 2.0 (6.6)

Other countries: 2.5 (8.2)

*with Punch and Die

P 2/ 9

Repair

[3] DISASSEMBLY/ASSEMBLY

[3] -1. Gear section

[1] NECESSARY REPAIRING TOOLS

CAUTION: Repair the machine in accordance with “Instruction manual” or “Safety instructions”.

Code No. Description Use for

1R031 Bearing setting pipe 28-20.2 assembling Spur Gear 44 to Crank shaft

1R034 Bearing setting plate 12.2 supporting Spur gear 44 when assembling Crank shaft

1R217 Ring 22 supporting Spur gear 44 when removing Crank shaft

1R269 Bearing extractor removing Ball bearings 608LLB/ 608ZZ from Armature

781019-5 Wrench 50 (comes with the product) removing / tightening Lock nut

[2] LUBRICATION

DISASSEMBLING

Apply Makita grease FA No.2 to the following portions designated with the black triangle to protect parts and product

from unusual abrasion.

Fig. 1

Item No. Description AmountPortion to lubricate

13 Armature assembly Drive (gear ) portion for smooth engaging with Gear complete 15-46

10g

Spur gear 44 Teeth portion for smooth engaging with Gear complete 15-46

Gear complete 15-46

(1) Remove Lock nut and four 5x45 Tapping screws in order to separate Gear housing complete. (Fig. 2)

Crank shaft complete

Gear housing cover complete

Gear housing complete

Wrench 50

Plastic

hammer

1. Remove Lock nut by turning it

counterclockwise with Wrench 50

and Plastic hammer.

2. Remove four 5x45 Tapping screws. And separate

Gear housing complete together with Dice holder

complete and Gasket.

Lock nut

5x45 Tapping

screw (4 pcs.)

Fig. 2

Gasket

Gear housing complete

Dice holder complete

P 3/ 9

Repair

[3] DISASSEMBLY/ASSEMBLY

[3] -1. Gear section (cont.)

DISASSEMBLING

1. Remove Gear complete 15-46.

Note: Be careful not to lose Flat washer 8.

2. Pull off Dice holder complete.

(2) Disassemble the Gears and Punch holder assembly as drawn in Fig. 3.

Flat washer 8

Gear complete

15-46

Dice holder complete

Punch holder assembly

3. Lift up Spur gear 44 until the space

for twisting Spur gear 44 and Crank

shaft is reserved.

4. Remove Super gear 44 together with Crank section

while turning them 90°.

Note: Be careful not to lose Flat washer 12.

Fig. 3

Spur gear 44

Pin 9

Punch holder

assembly

Punch holder assembly

Rod

Crank shaft

Flat washer 12

Flat washer 10 Crank shaft

Woodruff

key 4

1R217

Stop ring

E-7

Stop ring E-7

Rod

Crank shaft

Spur gear 44

6. While supporting Spur gear 44 with 1R217,

remove Crank shaft with Arbor press.

Note: Be careful not to lose Woodruff key 4.

Spur gear 44

Flat washer 8

5. Pull off Pin 9 by removing one of Stop rings E-7

on the Pin. And separate Punch holder assembly

from Rod. Then, pull off Crank shaft from Rod.

Note: Be careful not to lose Flat washer 10.

P 4/ 9

Repair

ASSEMBLING

(1) Assemble Spur gear 44 and Crank section as drawn in Fig. 4.

Fig. 4

Crank shaft

Flat washer 10

Rod Spur gear 44

Rod

Pin 9

Blade

Punch holder

assembly

Punch

Spur gear 44

Stop ring E-7

Flat washer 12

[3] DISASSEMBLY/ASSEMBLY

[3] -1. Gear section (cont.)

(2) Assemble Spur gear 44, Crank section and the other component parts to Gear housing complete by reversing

the disassembly procedure. (Refer to Fig. 3)

Note: Do not forget to mount Flat washer 8 to Gear complete 15-46. (Refer to the upper drawn in Fig. 3)

1R031

Woodruff key 4

Crank shaft

1. Set Woodruff key 4 to Crank shaft.

And then, insert the slim end of Crank shaft

into Spur gear 44 from its stepped side

while fitting Woodruff key 4 to the groove of

Spur gear 44.

2. Put Super gear 44 and Crank section onto 1R034.

Then, press down the gear with 1R031 until it stops.

slim end

stepped side Spur gear 44

Spur gear 44

groove

1R034

3. Insert Crank shaft into Rod.

Note: Do not forget to mount

Flat washer 10.

4. Assemble Punch holder assembly to the other end of Rod

with Pin 9.

Note: Do not forget to mount Flat washer 12.

P 5/ 9

Repair

[3] DISASSEMBLY/ASSEMBLY

[3] -2. Armature

DISASSEMBLING

Fig. 4

Disassemble Handle set from Motor housing complete as drawn in Fig. 4.

Note: Gear housing cover complete, which holds Armature assembly in Motor housing, is fixed to Motor housing

complete with Handle set. It is necessary to remove Handle set from Motor housing complete to remove

Gear housing cover complete and Gear housing complete.

4x18 Tapping

screw (5 pcs.)

5x45 Tapping

screw (4 pcs.)

Handle R

1. Remove Handle L and R by unscrewing five 4x18 Tapping screws.

3. Separate Gear housing complete together with Gear

housing cover complete from Motor housing

by unscrewing four 5x45 Tapping screws.

2. Remove Carbon brushes.

Carbon brush

Armature

Ball bearing

608LLB

Ball bearing

608ZZ

4. Pull off Armature from Motor housing

complete.

5. Remove Ball bearings 608ZZ and 608LLB

with 1R269.

Handle L

Carbon brush

Gear housing complete

Gear housing cove complete

Motor housing complete

Assemble by reversing the disassembly procedure. (Refer to Fig. 4)

ASSEMBLING

Ball bearing 608ZZ

1R269

P 6/ 9

Repair

[3] DISASSEMBLY/ASSEMBLY

[3] -3. Die, Punch

DISASSEMBLING

Fig. 5

(1) Remove Lock nut from Gear housing complete with Wrench 50 as drawn to left in Fig. 2.

(2) Remove Dice and Punch as drawn in Fig. 5.

Assemble Punch and Die holder as drawn in Fig. 6.

ASSEMBLING

1. Separate Dice holder complete from Gear housing complete.

And then, pull off Punch by loosening Screw with Wrench 13.

Punch

Die

2. Remove Die by unscrewing two

M4x16 Hex socket head bolts.

M4x16 Hex socket

head bolt

stepped portion

of Punch

1. Facing the stepped portion to front side, insert Punch into Punch holder complete until it stops

while fitting the groove of Punch to Spring pin 2-14 into Punch holder complete.

And tighten Punch with Screw. Then, assemble Die holder complete to Gear housing complete.

Front side

Fig. 6

Dice holder

complete

Screw

Groove

Spring pin 2-14

Punch

Die holder

complete

Screw

Punch

stepped portion

of Punch

[cross section of Die holder complete]

Wrench 13

Screw

Dice holder

complete

Circuit diagram

Wiring diagram

P 7/ 9

Color index of lead wires' sheath

Black

Name plate side

Handle side

Wiring of Field lead wire and Line filter

Wiring in Handle L

Noise suppressor

Fig. D-1

Fig. D-2

Terminal

block Line filters

Power supply cord

Switch

Field

[ viewed from Field’s commutator side]

Opening

Pull out Field lead wires from

the opening of Handle side.

Pass Lead wires through

two Line filters as drawn

below.

Blue

White

High Voltage with Radio interference suppression

Brown

Line filters

Field lead wires have to be

tight in Motor housing and

fix them with this Lead wire

holder.

Put Line filters

in these place.

Lead wire holder

Noise

suppressor

Line filter

Ribs

Do not put any Lead wires

under Terminal block.

Terminal block

Put Noise suppressor in this place while facing

its wire connected portion to Switch side.

Put Lead wires

between the Ribs.

White lead wire is used

for some countries.

Black lead wire is used

for some countries

P 8/ 9

Put Connector 2-SD

in this place.

Connector 2-SD

Circuit diagram

Wiring diagram

Color index of lead wires' sheath

Black

Name plate side

Handle side

Wiring of Field lead wire and Line filter

Wiring in Handle L

Noise suppressor

Fig. D-1A

Fig. D-2A

Connector 2-SD

Power supply cord

Switch

Field

[ viewed from Field’s commutator side]

Opening

Pull out Field lead wires from

the opening of Handle side.

Blue

White

Low Voltage with Radio interference suppression

Brown

Field lead wires have to be

tight in Motor housing and

fix them with this Lead wire

holder.

Lead wire holder

Noise

suppressor

Ribs

Put Noise suppressor in this place while facing

its wire connected portion to Switch side.

Put Lead wires

between the Ribs.

Black lead wire is used

for some countries

White lead wire is used

for some countries.

P 9/ 9

Countries where Radio interference suppression is not required

Circuit diagram

Wiring diagram

Color index of lead wires' sheath

Black

Name plate side

Handle side

Wiring of Field lead wire and Line filter

Wiring in Handle L

Fig. D-1B

Fig. D-2B

Terminal block

Insulated splice

* Connector 2-SD is used for some countries

instead of Terminal block.

Power supply cord

Switch

Field

Opening

Pull out Field lead wires from

the opening of Handle side.

Blue

White

Brown

Field lead wires have to be

tight in Motor housing and

fix them with this Lead wire

holder.

Lead wire holder

Ribs

Put Lead wires

between the Ribs.

Black lead wire is used

for some countries

White lead wire is used

for some countries.

[ viewed from Field’s commutator side]

Do not put any Lead wires

under Terminal block.

Terminal block*

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