Makita GA4043C Technical Information
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Makita GA4043C Technical Information

Makita GA4043C Technical Information

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T
ECHNICAL INFORMATION
Model No.
Description
C
ONCEPT AND MAIN APPLICATIONS
1,400W Angle grinder series models; GA4041C/ GA4043C,
GA4541C/ GA4543C and GA5041C/ GA5043C are successor
models of 9560 series models, featuring:
• "Super Joint System II" developed for effective vibration
absorption
• Electronic current limiter, speed control and soft start
• Mechanical brake for powerful braking
• Anti-restart function*
• Re-designed durable gear housing
• Ergonomically best possible barrel grip
*
Anti-restart function is for
1
S
pecification
Voltage (V)
Current (A)
110
120
127
220
230
240
Model No.
Diameter
Wheel size:
Hole diameter
mm (")
Max. thickness
No load speed: min.
¹=rpm
ˉ
Shock absorbing system
Constant speed control
Soft start
Electronic current limiter
Anti-restart function
Variable speed control by dial
Mechanical brake
Protection against electric shock
Power supply cord: m (ft)
Weight according to
EPTA-Procedure 01/2003*
*2 With Side grip, Wheel cover, Inner flange, Lock nut
S
tandard equipment
Side grip ...............................................1
Lock nut wrench ..................................1
Depressed center wheel ........................1 ( 100mm for GA4041C/ GA4043C, 115mm for GA4541C/ GA4543C,
Note: The standard equipment for the tool shown above may vary by country.
O
ptional accessories
Depressed center wheels
Rubber pads
Dust collection wheel guards
Abrasive discs
Wire cup brush sets
GA4041C/GA4043C, GA4541C/GA4543C,
GA5041C/GA5043C
Angle Grinders 100mm (4"), 115mm (4-1/2"),
125mm (5")
1
models,
GA4041C, GA4541C, GA5041C only
Cycle (Hz)
13
50/60
12
50/60
12
50/60
6.7
50/60
6.4
50/60
6.1
50/60
GA4041C/ GA4043C
100 (4)
16 (5/8)
GA4041C, GA4541C, GA5041C: Yes/ GA4043C, GA4543C, GA5043C: No
European countries except UK: 4.0 (13.2), Brazil, Australia: 2.0 (6.6)
2.6 (5.6)
: kg (")
2
125mm for GA5041C/ GA5043C)
Wheel covers for wire cup brush sets
Wire bevel brush sets
Wheel covers for wire bevel brush sets
Diamond wheels
Dust collecting wheel guards
PI / SC / NP
海外営業管理承認
H
W
Dimensions: mm (")
GA4041C
Model No.
GA4043C
Length (L)
Width (W)
117 (4-5/8)
Height (H)
117 (4-5/8)
Continuous Rating (W)
Input
Output
1,400
840
---
840
1,400
840
1,400
840
1,400
840
1,400
840
GA4541C/ GA4543C
115 (4-1/2)
22.23 (7/8)
6 (1/4)
2,800 - 11,000
Super Joint System II
Yes
Yes
Yes
Yes
Yes
Double insulation
Other countries: 2.5 (8.2)
2.7 (5.9)
Abrasive cut off wheels
Wheel covers
Sanding lock nut
etc.
PRODUCT
P 1/ 14
L
GA4541C
GA5041C
GA4543C
GA5043C
325 (12-3/4)
130 (5-1/8) 140 (5-1/2)
121 (4-3/4)
Max. Output (W)
1,800
2,000
2,000
2,100
2,100
2,100
GA5041C/ GA5043C
125 (5)
2.7 (5.9)

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Summary of Contents for Makita GA4043C

  • Page 1 Side grip ..........1 Lock nut wrench ........1 Depressed center wheel ......1 ( 100mm for GA4041C/ GA4043C, 115mm for GA4541C/ GA4543C, 125mm for GA5041C/ GA5043C) Note: The standard equipment for the tool shown above may vary by country. ptional accessories...

  • Page 2: Necessary Repairing Tools

    Ring 60 supporting Gear housing when disassembling Shaft lock mechanism [2] LUBRICATION Apply Makita grease to the following portions designated with the black triangle and the gray triangle to protect parts and product from unusual abrasion. Description Portion to lubricate...
  • Page 3 P 3/ 14 epair [3] DISASSEMBLY/ASSEMBLY [3] -2. Armature, Spiral bevel gear [small one] DISASSEMBLING (1) Remove Spiral bevel gear (small) from the drive end of Armature as drawn in Fig. 2. Fig. 2 1. Remove Rear cover by unscrewing 2.
  • Page 4 [3] -2. Armature, Spiral bevel gear [small one] (cont.) DISASSEMBLING (2) Disassemble the commutator end of Armature as drawn in Fig. 3. Note: This step is required for the models with electronic control system of GA4041C, GA4043C, GA4541C, GA4543C, GA5041C, GA5043C. Fig. 3 2.
  • Page 5 P 5/ 14 epair [3] DISASSEMBLY/ASSEMBLY [3] -2. Armature, Spiral bevel gear [small one] (cont.) ASSEMBLING (2) Assemble the drive end of Armature as drawn in Fig. 5. Fig. 5 1. Set Brake shoe holder 2. Mount Gear housing cover to 3.
  • Page 6 P 6/ 14 epair [3] DISASSEMBLY/ASSEMBLY [3] -2. Armature, Spiral bevel gear [small one] (cont.) ASSEMBLING (3) Assemble Spacer, Armature section and Gear housing to Motor housing as drawn in Fig. 6. Fig. 6 1. Set Switch knob to “Lock ON” position so that Switch plate is pushed toward Spacer. Then, mount Spacer while fitting its groove to Switch plate.
  • Page 7 P 7/ 14 epair [3] DISASSEMBLY/ASSEMBLY [3] -3. Spiral bevel gear [large one], Ball bearings 696ZZ/ 6201DDW DISASSEMBLING Note: The gear and the ball bearings can be replaced without disassembling the motor section. (1) Remove Ball bearing 696ZZ, Retaining ring S-9, Flat washer 10 and C-type plate from Spindle as drawn in Fig. 7. Fig.
  • Page 8 P 8/ 14 epair [3] DISASSEMBLY/ASSEMBLY [3] -3. Spiral bevel gear [large one], Ball bearings 696ZZ/ 6201DDW (cont.) DISASSEMBLING (2) Disassemble large Gear section from Bearing box as drawn in Fig. 8. Fig. 8 1. Tap Bearing box to shift Flat washer 12 2.
  • Page 9 P 9/ 14 epair [3] DISASSEMBLY/ASSEMBLY [3] -3. Spiral bevel gear [large one], Ball bearings 696ZZ/ 6201DDW (cont.) DISASSEMBLING (3) Disassemble Ball bearing 6201DDW from Bearing box as drawn in Fig. 9. Fig. 9 1. Clamp Bearing box with Vise. Then, while fitting the claw of 1R340 to the notch of Bearing retainer 20-33, turn 1R340 clockwise to remove the retainer.
  • Page 10 P 10/ 14 epair [3] DISASSEMBLY/ASSEMBLY [3] -4. Switch Lever DISASSEMBLING (1) Remove Rear cover from Motor housing by removing 4x18 Tapping screw. (Fig. 2) (2) Disassemble Switch lever and Switch knob from the machine as drawn in Fig. 11. Fig.

  • Page 11: Brush Holder

    P 11/ 14 epair [3] DISASSEMBLY/ASSEMBLY [3] -5. Switch Block DISASSEMBLING After removing Switch lever (Refer to Fig. 11), separate Switch block from Motor housing as drawn in Fig. 13. Fig. 13 Insert Slotted screwdriver into the gap between Switch block and Motor housing, remove Switch block from Switch block Motor housing by twisting the screwdriver.

  • Page 12: Shaft Lock

    P 12/ 14 epair [3] DISASSEMBLY/ASSEMBLY [3] -8. Shaft Lock DISASSEMBLING (1) Disassemble Bearing box section as drawn in the upper two illustrations in Fig. 7. (2) Disassemble Shaft lock mechanism as drawn in Figs. 16 and 17. Fig. 16 Fig.

  • Page 13: Circuit Diagram

    P 13/ 14 ircuit diagram GA4041C, GA4043C, GA4541C, GA4543C, GA5041C, GA5043C Fig. D-1A with Controller Color index of lead wires' sheath Blue Brown Black lead wire is used Switch for some countries. Switch block White lead wire is used for some countries.

  • Page 14: Wiring Diagram

    P 14/ 14 iring diagram Fig. D-2 Wiring of Lead wires of Power supply cord Put Lead wires of Power supply cord into this place designated with gray color.

This manual is also suitable for:

Ga4541cGa4041cGa4543cGa5043cGa5041c

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