Makita Maktec MT961 Technical Information

Angle grinders 100mm 4", 115mm 4-1/2", 125mm 5"

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T
ECHNICAL INFORMATION
Model No.
Description
C
ONCEPT AND MAIN APPLICATIONS
These new angle grinders have been developed as the aesthetic
change models of the predecessors MT951/ MT952/ MT953.
Their main features are:
New slide switch (two action safety switch) and wheel cover
in compliance with the requirements of the new regulations
Industrial performance and durability at less expense
S
pecification
Voltage (V)
110
120
220
230-240
Specification
Wheel size: mm (")
No load speed: min.
Protection against electric shock
Power supply cord: m (ft)
Weight according to
EPTA-Procedure 01/2003*: kg (lbs)
* With Side grip, Wheel cover, Inner flange, Lock nut
S
tandard equipment
Lock nut wrench 20 ...................... 1 (for MT961)
Lock nut wrench 35 ...................... 1 (for MT962/ MT963)
Side grip ....................................... 1
Note: The standard equipment for the tool shown above may vary by country.
O
ptional accessories
Wheel cover for Cut-off wheel
MT961, MT962, MT963
Angle Grinders 100mm (4"), 115mm (4-1/2"), 125mm (5")
Current (A)
Cycle (Hz)
5.5
50/60
5.0
50/60
2.7
50/60
2.5
50/60
Model No.
Diameter
Hole diameter
rpm
-1 =
Model No.
Length (L)
Width (W)
Height (H)
Continuous Rating (W)
Input
570
---
570
570
MT961
100 (4)
16 (5/8)
Double insulation
1.9 (4.1)
L
H
W
Dimensions: mm (")
MT961
MT962
270 (10-5/8)
118 (4-5/8)
129 (5-1/8)
96 (3-3/4)
Output
320
320
350
350
MT962
115 (4-1/2)
22.23 (7/8)
11,000
2.0 (6.6)
2.0 (4.4)
PRODUCT
P 1/ 10
MT963
139 (5-1/2)
105 (4-1/8)
Max. Output (W)
550
550
650
650
MT963
125 (5)

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Summary of Contents for Makita Maktec MT961

  • Page 1 ECHNICAL INFORMATION PRODUCT P 1/ 10 Model No. MT961, MT962, MT963 Description Angle Grinders 100mm (4"), 115mm (4-1/2"), 125mm (5") ONCEPT AND MAIN APPLICATIONS These new angle grinders have been developed as the aesthetic change models of the predecessors MT951/ MT952/ MT953. Their main features are: New slide switch (two action safety switch) and wheel cover in compliance with the requirements of the new regulations...
  • Page 2: Necessary Repairing Tools

    Item No. Description Portion to lubricate Lubricant Amount Gear housing complete Gear room Makita grease N No.1 Fig. 1 [3] DISASSEMBLY/ASSEMBLY [3]-1. Armature, Spiral bevel gear 11, Ball bearings 6000ZZ and 607ZZ DISASSEMBLING (1) Remove Armature. (Fig. 2) Fig. 2 1.
  • Page 3 P 3/ 10 epair [3] DISASSEMBLY/ASSEMBLY [3]-1. Armature, Spiral bevel gear 11, Ball bearings 6000ZZ and 607ZZ (cont.) DISASSEMBLING (2) Remove Helical gear 11, Ball bearing 6000ZZ and Bearing retainer 69 from Armature. (Fig. 3) Fig. 3 4. Remove Retaining ring S-6 5.
  • Page 4 P 4/ 10 epair [3] DISASSEMBLY/ASSEMBLY [3]-2. Spiral bevel gear 36 DISASSEMBLING (1) Separate Bearing box from Gear housing complete and remove Ring spring from Spindle. (Fig. 6) Fig. 6 1. Separate Bearing box by unscrewing four M4 x 16 2.
  • Page 5 P 5/ 10 epair [3] DISASSEMBLY/ASSEMBLY [3]-2. Spiral bevel gear 36 (cont.) DISASSEMBLING (3) From Bearing box, remove Flat washer 12 and Ball bearing 6201DDW. (Fig. 8) Fig. 8 7A. Remove Ball bearing 6201DDW and Flat washer 12 by striking Bearing box against 6.
  • Page 6 P 6/ 10 epair [3] DISASSEMBLY/ASSEMBLY [3]-3. Switch lever DISASSEMBLING Disassemble Switch lever and Switch knob. (Fig. 10) Fig. 10 3. Bending Switch lever, pull it 1. Blocking Switch knob to OFF position 2. Linkage of Switch knob is now out from Motor housing.
  • Page 7 P 7/ 10 epair [3] DISASSEMBLY/ASSEMBLY [3]-4. Shaft Lock DISASSEMBLING (1) Remove Bearing box by unscrewing four M4 x 16 Pan head screws. (left in Fig. 6) (2) Disassemble Shaft lock mechanism. (Fig. 12) Fig. 12 1. Setting 1R268 to Shoulder pin 4 through 2.
  • Page 8: Circuit Diagram

    P 8/ 10 ircuit diagram Fig. D-1 Power supply cord Color index of lead wires' sheath Noise suppressor is not used Black for some countries. White Noise suppressor Switch Terminal block Field iring diagram Fig. D-2 Wiring of Field lead wires Rib for Switch knob Pull out Field lead wire (black) from the opening...
  • Page 9: Wiring Diagram

    P 9/ 10 iring diagram Wiring on Support Fig. D-4 Bottom view Fix the following Lead wires, for connecting to Terminal block, with Lead wire holders. * Noise suppressor’s Lead wire (black) * Field lead wire (black) Field lead wire (black) Terminal block Noise suppressor’s lead wires (black)
  • Page 10: Top View

    P 10/ 10 iring diagram Wiring on Support Fig. D-6 Top view Tighten Field lead wire (white) in this section. And passing under Noise suppressor, connect it to Switch. When passing the Field lead wire (white) under Noise suppressor, put it into the groove as illustrated in Fig. A. Fig.

This manual is also suitable for:

Maktec mt962Maktec mt963

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