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Makita M9204 Technical Information

125mm 5” random orbit sander
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M9204
125mm (5") Random Orbit Sander
Model M9204 is a 125mm (5") Random Orbit Sander that has been
developed as Makita-mt-series.
:
Its main features are
• New appearance; Features the same design concept as
maktec/SSP-Makita brand series; however, the logo has been
replaced by "Makita-mt-" for new series development.
•Orange housing
•Built-in dust extraction system to comply with the regulations
of the EU directives
•Industrial performance and durability with less expense
Voltage (V)
Current (A)
110
120
220 - 240
Specification
Orbits per minute: opm= min
Sanding strokes: spm= min
Paper fastening system
Pad size: mm (")
Abrasive paper size: mm (")
Orbit diameter: mm (")
Sanding pad brake
Built-in dust extraction system
Protection from electric shock
Power supply cord: m (ft)
Weight according to
EPTA-Procedure 01/ver.2.1: kg (lbs)
Abrasive paper 125-120 (Hook & Loop)
Dust bag assembly
Note:
The standard equipment may vary by country or model variation.
Pad 123 set
Cycle (Hz)
2.3
50/60
2.1
50/60
1.1
50/60
Model
-1
-1
Continuous Rating (W)
Input
Output
240
N/A
240
M9204
12,000
24,000
Hook & Loop
ø123 (4-7/8)
ø125 (5)
ø2.8 (1/8)
Yes
Yes
Double insulation
2.0 (6.6)
1.2 (2.6)
1 / 6
OFFICIAL USE for
ASC & Sales Shop
January 2016
L
H
W
Dimensions: mm (")
Length (L)
153 (6)
Width (W)
123 (4-7/8)
Height (H)
144 (5-5/8)
Max Output (W)
65
150
65
150
65
150

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Summary of Contents for Makita M9204

  • Page 1 ASC & Sales Shop January 2016 M9204 125mm (5”) Random Orbit Sander Model M9204 is a 125mm (5") Random Orbit Sander that has been developed as Makita-mt-series. Its main features are Dimensions: mm (") • New appearance; Features the same design concept as...
  • Page 2 INDEX INDEX ......................................2 CAUTION ....................................3 NECESSARY REPAIRING TOOLS ............................3 REPAIR ......................................4 Switch, Power supply cord and Carbon brush ........................4 4-1-1 Disassembling ................................4 4-1-2 Assembling .................................. 4 Pad 123, Ball bearing 6202DDW and Armature Ass’y ......................4 4-2-1 Disassembling ................................
  • Page 3: Necessary Repairing Tools

    CAUTION Repair the machine in accordance with “Instruction manual” or “Safety instructions. Follow the instructions described below in advance before repairing: · Wear gloves. · In order to avoid wrong reassembly, draw or write down where and how the parts are assembled, and what are the parts. It is also recommended to have boxes ready to keep disassembled parts by group.
  • Page 4 REPAIR Switch, Power supply cord and Carbon brush 4-1-1 Disassembling Fig. 4-1-1-1 4x18 Pan head screws (3pcs.) Commutator [1] Switch and Power supply cord are accessible by just removing Top cover and three 4x18 Pan head screws. [2] Remove Brush holders with Carbon brushes as follows: Pull out flag terminals of lead wires from tabs of Brush holder.
  • Page 5 Pad 123, Ball bearing 6202DDW and Armature Ass’y (cont.) Disassembling Fig. 4-3-1-1 [5] Remove Bracket with arbor press. [6] Remove Ball bearings from Armature ass’y using 1R269 and Water pump pliers. Note: here is little space between Ball bearing 606ZZ and Insulation washer / Ball bearing 629DDW and Washer 9. Therefore, hold the jaws of 1R269 with water pump pliers to retain Ball bearing securely.
  • Page 6: Circuit Diagram

    Circuit diagram Fig. 5-1 Color index of lead wires' sheath Black White Switch AWG20 AWG20 Brown lead wire is used for some countries. Brush holder Straight terminal with lock Field Straight terminal with lock (AWG187,0.5mm) (AWG187, 0.5mm) Brush holder Noise suppressor (if used) Blue lead wire is used for some countries AWG: American wire gauge Wiring diagram...