Makita Maktec MT066 Series Manual

Models No.
Description
PRODUCT
TECHNICAL INFORMATION
CONCEPT AND MAIN APPLICATIONS
Specification
Standard equipment
< Note > The standard equipment for the tool shown may differ from country to country.
P 1 / 5
Dimensions : mm ( " )
Width ( W )
Height ( H )
Length ( L )
Model No.
MT066, MT067
Cordless drills 10mm (3/8")
MT066
MT067
W
W
L
L
H
H
MT066 MT067
223 (8-3/4) 217 (8-1/2)
210 (8-1/4)
52 (2-1/16) 52 (2-1/16)
225 (8-7/8)
Two 7.2V cordless drills with stick type battery have
been added to maktec series models providing industrial
performance and durability at less expense.
Model MT066 features keyless drill chuck, and Model
MT067 features keyed drilled chuck.
Listed below are variations of MT066 and MT067.
Model No. Items included as a set
MT066SK Ni-Cd battery 7050 x 1 pc.
MT066SK2 Ni-Cd battery 7050 x 2 pcs.
Ni-Cd battery 7050 x 1 pc.
Ni-Cd battery 7050 x 3 pcs.
Ni-Cd battery 7050 x 2 pcs.
MT066SK3
MT067SK
MT067SK2
Charger DC1251
Ni-Cd battery 7050 x 3 pcs.MT067SK3
All of the above models come with the items listed below
in the "Standard equipment" in addition to the above battery
and charger.
Model No.
Battery
MT066
600
Yes
Yes
Hard joint
Soft joint
No
7.2
7 N.m (62 in.lbs)
5 N.m (44 in.lbs)
1.3
Ni-Cd
1.1 (2.4)
0.8 - 10 (1/32 - 3/8)
MT067
Chuck ability : mm ( " )
Keyless drill chuck
Reverse switch
No load speed : (min -1= rpm)
Capacities
Max. fastening
torque
Screw : mm ( " )
in Steel : mm ( " )
in Wood : mm ( " )
Net weight :Kg (lbs )
Voltage ( V )
Cell
Capacity (Ah)
10 (3/8)
10 (3/8)
ø4.5 x 20 (ø3/16 x 3/4)
Model No. MT066SK
1 pc.
1 pc. 1 pc.
1 pc.
1 pc.
1 pc.
1 pc.
1 pc.
1 pc.
MT066SK3 MT067SK MT067SK2
1 pc.
3 pcs.
1 pc.
1 pc.
3 pcs.
1 pc.
3 pcs.
1 pc.
3 pcs.
1 pc.
2 pcs.
1 pc.
1 pc.
2 pcs.
MT067SK3
Battery 7050 (Ni-Cd. 7.2V 1.3Ah)
Charger DC1251
Battery cover
Chuck key
Plastic carrying case
MT066SK2
1 pc.
2 pcs.
1 pc.
2 pcs.

Repair
P 2 / 5
< 1 > Lubrication
< 2 > Removing drill chuck
1. Remove battery cartridge from the machine.
Gear complete 9-58
Spur gear 46
DC motor
Fig. 1
Pan head screw M5x22
Hex wrench
Plastic hammer
Fig. 2 Fig. 3
2. Open the jaws of drill chuck fully and remove pan head screw M5x22 by turning it clockwise. See Fig. 2.
If it is difficult to remove M5x22 pan head screw using screwdriver, use Impact driver of electric power tool.
3. Hold hex wrench with drill chuck firmly and next hit the hex wrench with plastic hammer as illustrated in Fig. 3.
Then drill chuck can be removed from spindle.
Apply MAKITA grease N. No.2 (total 5.0g) to the teeth of the gears designated by black triangle in order to
protect parts and product from unusual abrasion. See Fig. 1.

Repair
P 3 / 5
< 3 > Remounting drill chuck
1. Screw drill chuck until it is seated into the thread of spindle.
2. Hold hex wrench firmly with drill chuck, and hold the another end of hex wrench with vise. See Fig. 4.
4. After shifting the revering switch lever so that the spindle rotates to the forward direction, pull the trigger to stat
running for approx. 1 second. Now drill chuck is mounted to spindle.
5. Turn pan head screw M5x22 counterclockwise for securing drill chuck. Refer to Fig. 2.
3. Insert the fully charged battery cartridge into the above machine, and hold the machine so firmly that you can
not be swung by the reaction torque when the machine is locked. See Fig. 4.
Fig. 4
Fig. 6
Fig. 7
Hold so firmly that you
can not be swung by
the reaction torque.
Hex wrench
Vise
< 4 > Replacing spur gear 46 and ball bearing 6200ZZ
1. Remove drill chuck as illustrated in Fig. 2 and Fig. 3. Separate housing L from housing R in order to remove
gear and spindle section.
2. Set the removed gear and spindle section on the turn base of arbor press using Bearing plate (Part No. 1R022) and
Pipe ring (Part No. 1R023). And remove spur gear 46 from spindle using arbor press. See Fig.5.
3. Remove ring spring 9 with Retaining ring S pliers (Part No. 1R004). See Fig. 6.
4. Set the removed spindle with ball bearing 6200ZZ on the turn base of arbor press as illustrated in Fig. 7.
And press the spindle with arbor press to remove ball bearing 6200ZZ from spindle.
Spindle
Spur gear 46
Ball bearing 6200ZZ
Ball bearing
6200ZZ
1R023
Pipe ring
1R022
Bearing plate
1R004
Retaining
ring S pliers
Ring spring 9
Spindle
and
gear section
1R035
Bearing setting plate
15.2mm
< Note>
Do not reuse the ring spring 9
removed from spindle.
Fig. 5
Shift the revering switch lever
here so that the spindle rotates
to the forward direction.

Repair
P 4 / 5
5. Set the fresh ball bearing 6200ZZ on the turn base of arbor press. Refer to Fig. 7.
And press the spindle using arbor press to mount ball bearing 6200ZZ to where it was.
And secure the ball bearing 6200ZZ with ring spring 9. Refer to Fig. 6.
6. Set the fresh spur gear 46 on the turn base of arbor press. See Fig. 8.
And mount spur gear 46 to spindle using arbor press.
1R033
Bearing setting plate
10.2mm
Spur gear 46
Fig. 8
Employ bearing setting plate of 10.2mm (Part No. 1R033)
in this step.

Circuit diagram
Wiring diagram
P 5 / 5
DC motor
Red point mark
Lead wire (red)
Lead wire (black)
Connect the lead wires to the terminals of DC motor as illustrated in Fig. 9.
Hold the lead wires for connecting switch and DC motor using lead holders. See Fig. 10.
Fig. 9
Fig. 10
Lead holders
Red point mark
Lead wire (red)
Lead wire (black)
DC motor
Switch
3
1