Makita 9029 Manual

9029
CONCEPTION AND MAIN APPLICATIONS
Specifications
Continuous Rating (W)
Voltage (V) Current (A) Cycle (Hz) Input Output Max. Output(W)
100 15.0 50/60
50/60
50/60
50/60
50/60
50/60
1,430
1,650
1,430
600
115 15.0 800 2,600
3,500
2,600
200 10.5 1,200
220 9.6 2,000
2,000
2,000
1,200
1,200
1,200
3,500
3,500
3,500
230 9.2
240 8.8
Standard equipment
Lock Nut Wrench 35, Grip 35
Optional accessories
Dust Collecting Wheel Guard, Inner Flange 47 (DIN spec. Spur Flange),
Depressed Center Wheel 24P, 36P, Inner Flange 78 (For cut-off wheel),
Outer flange 78 (For cut-off wheel), Loop Handle, Wire Cup Brush 110
Features and benefits
Long-expected disc grinders are offered by Makita now. Their
power, maneuverability and dust-proof mechanism are
outstanding. Try them! They are ideal for both grinding and cut-
off jobs.
Model 9029S has soft start feature.
(Note)
Model 9029S is offered to 200V-240V areas and countries only
230mm (9") Disc Grinder
1. New type motor (powerful and durable motor) is employed to prevent burnout.
2. Excellent dust-proof mechanism (dust-proof ball bearings, dust-proof labyrinth, etc. are built in the tool)
assures long life of the tool.
3. Large trigger switch with lock-on/off lever for increased maneuverability.
4. Low profile gear housing for easy operation.
5. Switch handle can be rotated to either 90ÅKleft or right to fit your work needs.
6. Side grip can be installed in any three positions on the sides of the tool.
7. Automatic cut-out carbon brush is equipped.
8. Double insulated for operator safety.
Models No.
Description
New Tool
TECHNICAL INFORMATION
No load Speed: 6,600 R/min.
Capacities
Depressed Center Wheel: 230 mm (9")
Wire Cup Brush : 110 mm (4-3/8")
Net weight: 5.5 kg (12.1 lbs)
462mm
244mm
144mm

Large size shaft lock
Increase maneuverability Powerful and durable motor having
property for preventing burnout
Dust-proof cover can be
installed optionally. (Parts used for repairing at field)
Repairing and replacing can be facilitated in low cost at field.
PAT.P
Durability at overload is improved and burnout of
armature due to commutator insulation failure is reduced.
Inlet port is directed facing rear side
to reduce dust absorbing.
Dust-proof
ball bearing Dust-proof
labyrinth
structure ÉJ Current is automatically interrupted to protect
armature when carbon brushes are worn. Also
carbon brush is large sized to allow long service life
(comparing with model 9609HB) and for easy
replacing (comparing with model 9629).
Easy for gripping.
Prevent tool from dropping during
cutting off work.
Side grip can be installed in any three
positions on right and left sides of the
tool.
Dust-proof
ball bearing
Tool rest (Bumper made of rubber) Stream lined design flowing along
handle from front to back
Handle allowing rotation to either
90 Kleft or right to fit work. PAT.P
Tool rest allows stabled tool position when
turned over for replacing wheel.
Fitting your work needs during
cutting off
Low profile gear housing
Dust-proof ball bearing
Loop handle is
provided
optionally.
Large trigger switch
Wheel replacing is easy.
Super flange can be installed. PAT.P
Safety lock-on/off mechanism is provided.
Four fingers can touch the switch to increase
maneuverability.
PAT.P: Patent pending
New 94 type motor
Adoption of support
Large size commutator ceramic ball adopted
Cut-out carbon brush
New designed side grip

(1) Replacing of armature
i) Remove wheel, wheel cover, and bearing box respectively.
(Refer to owner's manual for wheel cover removing method.)
ii) Remove gear housing and armature as one body after carbon brush is removed.
iii) Unscrew bearing retainer attaching screw (Mounted from gear housing side with M5 x 10 and M5 x 20.) and remove
armature.
iv) Be sure to mate bearing retainer guide portion with projected portion of bearing retainer before inserting and tighten with
hex socket head bolt when armature is assembled to gear housing. Adhesive is applied to hex socket head bolt then be
sure replace with new one once the bolt is removed.
Hex socket head bolt
M5 x 20
Hex socket head bolt
M5 x 10
Repair

(2) Replacing spiral bevel gear 12
(1) Replace spiral bevel gear 12 after removing armature from gear housing according to armature replacing method.
Spiral bevel gear can not be replaced when armature is assembled in gear housing.
(3) Malfunction of shaft lock portion
When activation of shaft lock portion becomes inactive du e to
contaminated dust.
i) Dismount pin cap using minus driver or etc. and remove dust
inside shaft lock portion.
ii) Make pin cap mate with hole and depress it to mount on pin
again.
(4) Malfunction of handle turning
When handle turning is prevented from contaminated dust.
i) Remove handle fixing and mounting screws, dismount handle L
and R, and remove dust in motor housing and rotating portion of
handle L and R to clean.
ii) Tighten handle mounting screw M4 x 25 with tightening torque
10~15kg-cm (0.7~1.1ft-lbs) and handle fixing screw M6 x 85
with 20~30kg-cm (1.4~2.2ft-lbs) respectively.
(5) Reference information: Angle adjusting for gear housing
Gear housing angle can be changed in four position at
90°Kinterval.
i) Remove wheel and wheel cover.
ii) Remove carbon brush then dismount gear housing and arm ature
without separating them from motor housing.
iii) After cutting off baffle plate partially at two portio ns where
interference is occurred with projected portions of motor
housing using knife then mate gear housing and motor housing
at required position to attach.
iv) Mount gear housing at required position.
(Note: Do not let users make gear angle adjustment.)
Pin cap
Minus
driver
Pin
turning portion
Make mate position
Baffle plate
Cutting off

(1) 9029
(2) 9029S
(Note) Condenser is not used in some areas.
Wiring Diagram
(Note) Condenser is not used in some areas.
Switch
Power Supply
Cord
Resistor
Insulated
terminal
Field Purple
Purple
Orange
Orange
Black
Black
Insulated terminal
14
24
1
2
1
5
2
2
Power Supply
Cord
Capasitor
14
24
1
2
1
2
Insulated terminal Insulated terminal
Field Purple
Purple
Orange
Orange
Black
Black
Capasitor