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Maktec MT902 Technical Information
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Maktec MT902 Technical Information

180mm (7")/ 230mm (9")
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T
ECHNICAL INFORMATION
Model No.
Description
C
ONCEPT AND MAIN APPLICATIONS
Models MT902 and MT903 have been developed as the aesthetic
change models of maktec angle grinders MT900 and MT901.
Feature the same advantages the current models as follows:
Anti-dust, heavy-duty 2,000W motor
Industrial performance and durability at less expense
High dust-proof construction
Rear handle with anti-slip surface for more control
Machined spiral bevel gear for durability and long
service life of the machine
S
pecification
Voltage (V)
110
120
220
230
240
Model No.
Wheel size: mm (")
No load speed: min.
Protection against electric shock
Power supply cord: m (ft)
Net weight*: kg (lbs)
* Weight according to EPTA-Procedure 01/2003, with Side grip, Wheel cover, Inner flange, Lock nut
S
tandard equipment
Lock nut wrench ................ 1 pc.
Side grip ............................. 1 pc.
Note: The standard equipment for the tool shown above may vary by country.
O
ptional accessories
MT902: Accessories for 180mm angle grinder
MT903: Accessories for 230mm angle grinder
MT902, MT903
Angle Grinders 180mm (7")/ 230mm (9")
Current (A)
Cycle (Hz)
15
50/60
15
50/60
9.6
50/60
9.2
50/60
8.8
50/60
Diameter
Hole diameter
rpm
-1 =
Continuous Rating (W)
Input
1,650
---
2,000
2,000
2,000
MT902
180 (7)
22.23 (7/8)
8,500
Double insulation
2.0 (6.6)
5.4 (12.0)
L
H
W
Dimensions: mm (")
Model No.
MT902
Length (L)
466 (18-3/8)
Width (W)
200 (7-7/8)
Height (H)
138 (5-7/16)
Max. Output (W)
Output
1,100
1,100
1,400
1,400
1,400
MT903
230 (9)
6,600
5.7 (12.6)
PRODUCT
P 1/ 9
MT903
250 (9-7/8)
2,700
2,700
3,000
3,000
3,000

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Summary of Contents for Maktec MT902

  • Page 1 Description Angle Grinders 180mm (7")/ 230mm (9") ONCEPT AND MAIN APPLICATIONS Models MT902 and MT903 have been developed as the aesthetic change models of maktec angle grinders MT900 and MT901. Feature the same advantages the current models as follows: Dimensions: mm (")

  • Page 2: Necessary Repairing Tools

    Spiral bevel gear from Spindle [2] LUBRICATIONS Apply approx. 70g of Makita grease N No.1 to Gear room. [3] DIFFERENCE OF GEARS BETWEEN MT902 AND MT903 Refer to the following gears. They are not interchangeable. Small spiral bevel gear Large spiral bevel gear Model No.
  • Page 3 P 3/ 9 epair [4] DISASSEMBLY/ASSEMBLY [4]-2. Small spiral bevel gear, Armature, Ball bearings 6301ZZ and 6200ZZ (cont.) DISASSEMBLING (2) Disassemble Armature and Small spiral bevel gear. (Fig. 2) Fig. 2 Holding M8 Hex nut with Wrench 13, Pull off Armature while holding turn Armature counterclockwise by hand.
  • Page 4 P 4/ 9 epair [4] DISASSEMBLY/ASSEMBLY [4]-2. Small spiral bevel gear, Armature, Ball bearings 6301ZZ and 6200ZZ (cont.) ASSEMBLING (1) Armature can be also used as an assembling jig for Ball bearing 6301ZZ. (Fig. 4) Fig. 4 1. Make sure that Rubber 2.
  • Page 5 P 5/ 9 epair [4] DISASSEMBLY/ASSEMBLY [4]-3. Large spiral bevel gear, Ball bearing 6203DDW DISASSEMBLING (1) No need to separated Motor housing from Gear housing complete. Separate Bearing box section from Gear housing complete, and remove Ball bearing and Ring spring from Spindle. (Fig. 5) Fig.
  • Page 6 P 6/ 9 epair [4] DISASSEMBLY/ASSEMBLY [4]-3. Large spiral bevel gear, Ball bearing 6203DDW (cont.) DISASSEMBLING (3) Disassemble Ball bearing 6203DDW. (Fig. 7) Fig. 7 1. Remove Large spiral bevel gear. 3. Remove Ball bearing 6203DDW by striking Bearing box 2.
  • Page 7 P 7/ 9 epair [4] DISASSEMBLY/ASSEMBLY [4]-4. Shaft lock DISASSEMBLYING (1) Remove Bearing box section from Gear housing complete. (Fig. 1) (2) Shaft lock mechanism can be disassembled. (Figs. 8, 9) Fig. 8 Fig. 9 Note: Do not reuse Pin cap, removal of Shoulder pin 5 damages the inside 1R268 surface of Pin cap, producing plastic...

  • Page 8: Circuit Diagram

    P 8/ 9 ircuit diagram Fig. D-1 Color index of lead wires' sheath Black White This Lead wire is brown for some countries. Power supply cord Switch Field This Lead wire is blue for Noise some countries. suppressor Noise suppressor is not used for some countries.

  • Page 9: Wiring Diagram

    P 9/ 9 iring diagram Fig. D-2 Wiring in Motor housing on the Commutator side Hooks Pass Field lead wires through hooks. Field lead wires (black) To be connected to Switch Fig. D-3 Wiring in Handle set (L) Field lead wires (black) Handle Set (L) Noise Suppressor...

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Mt903