Makita DTD152 Manual

July 2015
OFFICIAL USE
for ASC & Sales Shop
Cordless Impact Driver
PRODUCT
P 1/ 27
Model No. DTD152
Description
TECHNICAL INFORMATION
Specification
Standard equipment
Optional accessories
Battery
No load speed: min-ı= rpm
Impacts per minute: min-ı= ipm
Max. tightening torque*3: N·m [kgf·cm] (in·lbs)
Charging time (approx): min
Capacities
Electric brake
Reverse switch
Weight according to
EPTA-Procedure 01/2003: kg (lbs)
Variable speed control by trigger
Capacity: Ah
Cell
Voltage: V 18
0 - 2,900
0 - 3,500
165 [1,680] (1,460)
Standard bolt
High strength bolt
Machine screw
Driving shank
M5 - M16 (3/16 - 5/8")
M5 - M12 (3/16 - 1/2")
Coarse-thread 22 - 125mm (7/8 - 4-7/8")
M4 - M8 (5/32 - 5/16")
Yes
Yes
Yes
LED job light Yes
1.3 (2.8)*1or
1.5 (3.3)*2
1.3, 1.5, 2.0, 3.0, 4.0, 5.0
Energy capacity: Wh 24, 27, 36, 54, 72, 90
Li-ion
240
15, 15, 24, 22, 36, 45 with DC18RC
6.35mm (1/4") Hex
Max output (W)
Socket bits
Drill chucks
Drill bits with 6.35mm Hex shank
Hole saws for impact driver
Bit piece
Stopper for impact driver
Hook set (Belt clip)
Battery protectors
Li-ion Battery BL1815
Li-ion Battery BL1815N
Li-ion Battery BL1820
Li-ion Battery BL1830
Li-ion Battery BL1840
Li-ion Battery BL1850
Charger DC18SD
Charger DC24SC
Fast charger DC18RC
Automotive charger DC18SE
Four Port Charger DC18SF
Two Port Fast charger DC18RD
Belt clip
Battery*4, Battery cover*5
Charger*4, Plastic carrying case*4,
Dimensions: mm (")
Width (W)
Height (H)
Length (L)
79 (3-1/8)
137 (5-3/8)
238 (9-3/8)*2
CONCEPT AND MAIN APPLICATIONS
Model DTD152 is a cordless impact driver powered by 18V Li-ion battery
and developed for main applications such as tightening of self-drilling screws or
light duty machine screws.
The main features and benefits are:
• High rotational speed: 2,900 rpm-ı
• Compact and lightweight design
This product is compatible with the following 18V Li-ion batteries:
BL1815 (1.3Ah)/ BL1815N (1.5Ah)/ BL1820 (2.0Ah)/
BL1830 (3.0Ah)/ BL1840 (4.0Ah)/ BL1850 (5.0Ah)
220 (8-5/8)*1
*3 Tightening torque at 3 seconds after seating, when tightening M14 (grade 10.9) high strength bolt.
*4 Battery, charger and plastic carrying case are not supplied with “Z” model.
*5 Supplied with the same quantity of extra Battery.
Note: The standard equipment may vary by country or model variation.
*1 With Battery BL1815/ BL1815N/ BL1820
*2 With Battery BL1830/ BL1840/ BL1850
Specification Model DTD152
H
W
L

July 2015
CONTENTS
1. Exploded diagram .................................................................................................................................................................. 4
2. About This Manual................................................................................................................................................................. 5
3. Repair..................................................................................................................................................................................... 5
3.1. NECESSARY REPAIRING TOOLS ...................................................................................................................................... 5
3.2. LUBRICANT AND ADHESIVE APPLICATION ..................................................................................................................... 6
3.3. DISASSEMBLY/ASSEMBLY .............................................................................................................................................. 7
3.3.1. Hammer case complete ......................................................................................................................................... 7
3.3.1.1. Disassembling ................................................................................................................................................ 7
3.3.1.2. Assembling..................................................................................................................................................... 9
3.3.2. Armature.............................................................................................................................................................. 11
3.3.2.1. Disassembling .............................................................................................................................................. 11
3.3.2.2. Assembling................................................................................................................................................... 12
3.3.3. Anvil ..................................................................................................................................................................... 15
3.3.3.1. Disassembling .............................................................................................................................................. 15
3.3.3.2. Assembling................................................................................................................................................... 16
3.3.4. Hammer section................................................................................................................................................... 17
3.3.4.1. Disassembling .............................................................................................................................................. 17
3.3.4.2. Assembling................................................................................................................................................... 18
4. Circuit diagram..................................................................................................................................................................... 19
4.1. Repair of LED circuit..................................................................................................................................................... 20
5. Wiring diagram .................................................................................................................................................................... 21
5.1. LED section................................................................................................................................................................... 21
5.2. Terminal section .......................................................................................................................................................... 21
5.3. Switch........................................................................................................................................................................... 22
5.4. Housing section............................................................................................................................................................ 24
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July 2015
6. Assembly of Brush holder complete to Armature ............................................................................................................... 25
6.1. Overview ...................................................................................................................................................................... 25
6.2. Caution......................................................................................................................................................................... 25
6.3. Assembling procedure ................................................................................................................................................. 26
7. Assembly of Carbon brush................................................................................................................................................... 27
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July 2015
1. EXPLODED DIAGRAM
Figure 1
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July 2015
2. ABOUT THIS MANUAL
The number in the parenthesis () is the item number on the exploded diagram (Figure 1).
3. REPAIR
Repair the machine in accordance with “Instruction manual” or “Safety instructions”.
3.1. NECESSARY REPAIRING TOOLS
Code No. Description Use for
1R003 Retaining ring pliers ST-2N removing Ring spring 11 (8)
1R040 Armature holder 50 set for use with Vise removing / assembling Hammer case complete (13)
1R045 Gear extractor (large) disassembling Hammer section (17-25)
1R212-A Tip for retaining ring pliers use with 1R003 in order to remove/ assemble Ring spring 11 (8)
1R212-B Plate set (with screws)
1R223 Torque wrench shaft 20-90N·m assembling Hammer case complete (13)
1R224 Ratchet head 12.7 attaching to 1R223, when assembling Hammer case complete (13)
1R232 Pipe 30 removing Bit sleeve (11)
1R288 Screwdriver magnetizer removing Steel balls
- Socket 30-78 use with 1R223 and Extension bar in order to remove/ assemble
Hammer case section (8-28)
- Socket 32-50 removing/ assembling Hammer case section (8-28)
- Extension bar (Square drive: 12.7 mm) removing Hammer case section (8-28)
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July 2015
3.2. LUBRICANT AND ADHESIVE APPLICATION
Apply the following lubricants to protect parts and product from unusual abrasion.
Item No. Description Portion to lubricate Lubricant Amount
13 Hammer case complete Inside of Sleeve 14 which touches Anvil (16) Makita grease FA. No.2 a little
16 Anvil Hole into which Spindle (23) top is inserted
18 Steel ball 3.5 (24pcs.) Whole portion
21 Steel ball 5.6 (2pcs.) Whole portion Seal lubricant No.101
23 Spindle (a) Hole into which Armature's drive end is
inserted to engage Spur gear 22 (22)
Makita grease FA. No.2 2g
(b) Drum portion a little
Figure 2
(13)
(16)
(18)
(23)
Sleeve 14 (The component of (13))
(21)
(22)
23 (b)
23 (a)
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July 2015
3.3. DISASSEMBLY/ASSEMBLY
3.3.1. HAMMER CASE COMPLETE
3.3.1.1. DISASSEMBLING
1. Remove Bumper (12) with a small slotted screwdriver.
Figure 3
2. Loosen ten 3x16 tapping screws (35) and remove Rear
cover (34) and Housing R (36).
Figure 4
3. Remove Hammer case section (8-28) together with
Motor section (29-33) from Housing L (36).
Figure 5
(12)
Slotted screwdriver
(8-28)
(29-33)
(36)
(35)
(34)
(36)
7 / 27

July 2015
4. Remove Hammer case section (8-28) from Motor section
(29-33).
Figure 6
5. Fix Socket 32-50 with two 1R040 and Vise.
6. Set Hammer case section (8-28) to Socket 32-50.
Figure 7
7. Turn clockwise Hammer case section (8-28) with Socket
30-78 and Extension bar to loosen it.
Figure 8
8. Hammer case complete can be disassembled as shown in
the figure on the left:
- Bearing box complete (28)
- O ring 40 (27)
- Internal gear 51 (26)
- Hammer section (17-25)
- Hammer case complete section (8-16)
Figure 9
Extension bar
Socket 30-78
(8-28)
Socket 32-50
1R040
(8-28)
Vise
(17-25)
(8-16)
(26)
(27)
(28)
(8-28)
(29-33)
8 / 27

July 2015
3.3.1.2. ASSEMBLING
1. Put O ring 40 (27) into the groove of Bearing box
complete (28).
2. Put the small diameter portion of Internal gear 51 (26)
on O ring 40 (27) in Bearing box complete (28).
Figure 10
3. While engaging Spur gear 22 (22) with Internal gear 51
(26), set Hammer section (17-25) in place.
4. Align the stopper portion of Hammer case complete
section (8-16) with either one of the 4 projections of
Internal Gear 51 (26), then put Hammer case complete
section (8-16) on Bearing box complete (28).
Figure 11
Groove of Bearing box
complete (28)
Stopper portion
Projection of Internal
gear 51 (26)
(26)
(27)
(28)
(8-16)
(17-25)
(26)
(22)
(28)
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July 2015
5. Fix Socket 32-50 with two 1R040 and Vise.
6. Set Hammer case section (8-28) to Socket 32-50.
Figure 12
7. Turn 1R223 counterclockwise.
Note: The fastening torque must be 45 to 55 N·m. (460 ~
560 kgf·cm)
Figure 13
8. Assemble Bumper (12) to Hammer case complete (13)
while aligning each groove.
Figure 14
Groove
1R224
1R223
Socket 30-78
Socket 32-50
Vise
1R040
(8-28)
(12)
(13)
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July 2015
3.3.2. ARMATURE
3.3.2.1. DISASSEMBLING
1. Remove Hammer case section (8-28) from Motor section
(29-33). (See Figure 15)
Figure 15
2. Shift the tail of Torsion spring from the top of Carbon
brush (31) to the Notch of Brush holder complete (32).
Carbon brush (31) gets free from the pressure of Torsion
spring.
Note: When shifting Torsion spring’s tail, hold Torsion
spring not to fall off from Brush holder complete
(32).
Figure 16
3. Disconnect Carbon brush (31) from the commutator of
Armature (30) by pulling it up.
Figure 17
4. Disassemble Armature (30) and Yoke unit (29) from Brush
holder complete (32).
Figure 18
(31)
(32)
(30)
(29)
(8-28)
(29-33)
Tail of Torsion
spring
Notch of Brush
holder (32)
(32)
(31)
Tail of Torsion
spring
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July 2015
5. Press the drive end of Armature (30) to a workbench to
separate Armature (30) from Yoke unit (29).
Figure 19
3.3.2.2. ASSEMBLING
1. Face the notch of Yoke unit (29) to the drive-end side
of Armature (30).
Figure 20
2. While holding Yoke unit (29) on a workbench, insert
Armature (30) into Yoke unit (29) slowly until the drive
end of Armature reaches workbench.
3. When the drive end of Armature (30) reaches a
workbench, lift up Yoke unit (29) slowly.
Note:
- Do not pinch your finger between Armature fan and Yoke
unit (29).
- Insert Armature (30) into Yoke unit (29) carefully so that its
wire is not damaged.
Figure 21
Drive end of
Armature (30)
Drive end of
Armature (30)
Notch of Yoke unit (29)
(29)
(30)
(30)
(29)
Drive end of Armature (30)
(30)
(29)
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July 2015
4. Insert the drive end of Armature (30) into Bearing box
complete (28) while engaging the drive end of Armature
(30) with Spur gears in Hammer case section (8-28) to
rotate them smoothly.
Figure 22
5. Assemble Brush holder complete (32) to the drive end of
Armature (30).
Note:
(1) When assembling Brush holder complete (32) to the
drive end of Armature (30), Carbon brush (31) must not
be locked with the pressure of Torsion spring.
(See Figure 17)
(2) When assembling a new Brush holder complete, see
6. Assembly of Brush holder complete to Armature.
Figure 23
Drive end of Armature (30)
(8-28)
Drive end of Armature (30)
(28)
(32)
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July 2015
6. Mount Hammer case section (8-28) and Motor section
(29-33) to Housing L (36) while checking the following
points:
- align the notch of Yoke unit (29) with the projection of
Housing L (36)
- align the projection of Hammer case complete (13) with
the groove of Housing L (36)
Figure 24
7. Check the followings to make sure that Brush holder
complete (32) and Yoke unit (29) are properly mounted to
Housing L (36):
(A) The flat portion of Brush holder complete (32) must be
vertical against Housing L (36).
(B) After setting Yoke unit (29) to Housing L (36), fit the side
of Yoke unit (29) to the rib of Housing L (36).
(C) After setting Yoke unit (29) to Housing L (36), fit the side
of Brush holder complete (32) to the rib of Housing L
(36).
Figure 25
Notch of Yoke unit (29)
Projection of Hammer case
complete (13)
Flat portion of Brush
holder complete (32)
(A)
(B)
Groove
Projection
(C)
(29-33)
(8-28)
(36)
(29)
(36)
(32)
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July 2015
8. Insert Carbon brush (31) into Brush holder complete (32).
Shift the tail of Torsion spring from the Notch of Brush
holder complete (32) to the top of Carbon brush (31).
Carbon brush (31) is locked with the pressure of Torsion
spring.
Note: When shifting Torsion spring’s tail, hold Torsion
spring not to fall off from Brush holder complete
(32).
Figure 26
9. Fit the concave portion of F/R change lever (5) to the
projection of Switch unit (6).
Figure 27
3.3.3. ANVIL
3.3.3.1. DISASSEMBLING
1. Remove Hammer case section (8-28) from Motor section
(29-33). (See Figure 6)
2. Remove Bearing box complete (28), O ring 40 (27),
Internal gear 51 (26), Hammer section (17-25) from
Hammer case complete section (8-16). (See Figure 7 to
Figure 9)
Note: When repairing Bit holder section only, you need not
to disassemble Hammer case section (8-28).
Figure 28
Concave
portion
Projection
(5)
(6)
(28)
(27)
(26)
(17-25)
(8-16)
Notch of Brush
holder (32)
(32)
(31)
Tail of Torsion
spring
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July 2015
3. Use 1R232 for holding Anvil (16) inside of Hammer case
complete (13) firmly for easy removal of Ring spring 11
(8).
Figure 29
4. Remove Ring spring 11 (8) while checking the following
points.
(A) Press the top of Bit sleeve (11) with a thumb so as not to
pop out Compression spring 13 (10).
(B) Expand the end gap of Ring spring 11 (8) with 1R003,
1R212-B and 1R212-A.
Figure 30
5. Bit holder section can be disassembled as shown in the
figure on the left:
- Ring spring 11 (8)
- Flat washer 12 (9)
- Compression spring 13 (10)
- Bit sleeve (11)
- Steel ball 3.5 (15) x 2
- Anvil (16)
Figure 31
3.3.3.2. ASSEMBLING
Assemble by reversing the disassembly procedure. (See Figure 31, Figure 30, Figure 29, Figure 28, Figure 9, Figure 8, Figure 7,
Figure 6)
1R232
1R003
1R212-A
1R212-B
(A)
(8)
(13)
(11)
(8)
(8)
(11)
(16)
(9)
(10)
(15)
(15)
(B)
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July 2015
3.3.4. HAMMER SECTION
3.3.4.1. DISASSEMBLING
1. Remove Hammer case section (8-28) from Motor section
(29-33). (See Figure 32)
2. Remove Bearing box complete (28), O ring 40 (27),
Internal gear 51 (26), Hammer section (17-25), Hammer
case complete section (8-16). (See Figure 7 to Figure 9)
Figure 32
3. Set 1R045 to Hammer (17).
4. Pull Hammer (17) downward by turning 1R045
counterclockwise.
5. Align the opening for Steel ball insertion* with the top of
Cam grooving on Spindle (23) by turning 1R045.
6. Remove two Steel balls 3.5 (15) with Tweezers or
Magnetic screwdriver.
7. Turn 1R045 clockwise to release Hammer case section.
Figure 33
8. When removing Spindle (23) from Hammer (17), place
Hammer (17) below so that Steel balls 3.5 (15) do not
fall down.
Figure 34
1R045
Top of Cam
grooving
on Spindle (23)
(28)
(27)
(26)
(17-25)
(8-16)
(23)
(15)
(17)
(17)
(23)
(15)
Tweezers
Opening for
Steel ball
insertion*
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July 2015
9. Hammer section (17-25) can be disassembled as shown in
the figure on the left:
- Hammer (17)
- Steel ball 3.5 (18) (x24)
- Flat washer 24 (19)
- Compression spring 25 (20)
- Spindle (23)
Figure 35
10. Remove Thin washer 15 (25) and two Pin 5 (24) from
Spindle (23).
Figure 36
11. Remove two Spur gears 22 (22) from Spindle (23).
Figure 37
3.3.4.2. ASSEMBLING
Assemble by reversing the disassembly procedure. (See Figure 37, Figure 36, Figure 35, Figure 34, Figure 33, Figure 32)
Note in Assembling:
Before assembling Steel balls 3.5 (18), check the following
points:
(A) Twenty-four Steel balls 3.5 (18) are put in the groove of
Hammer (17) as shown in the figure on the left.
(B) There is a gap equivalent to the size of one Steel ball 3.5
(18).
Figure 38
(A)
(B)
(17)
(18)
(19)
(20)
(23)
(23)
(24)
(25)
(22)
(18)
(17)
(23)
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July 2015
4. CIRCUIT DIAGRAM
Color index of lead wires' sheath
Black
Red
Blue
White
Yellow
Figure 39
Insulated connector
M3.5
Line filter (2 holes type)
(Line filter is not used for some
countries)
AWG16
AWG16
AWG16
Brush holder complete
M1 M2
Terminal
＋
－
AS
LED
AWG26
AWG22
N
on-
insulated terminal
(Not used for some
countries)
AWG22
(Not used for some
countries)
Flag terminal
with lock
(#250, t=0.8mm)
Straight receptacle
with lock (#187, t=0.8mm)
Line filter
φ10-11
(Not used for some
countries)
Earth terminal
AWG16
AWG26
Switch
AWG: American wire gauge
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July 2015
4.1. REPAIR OF LED CIRCUIT
- Use Non-insulated connector and Polyolefin tube (inner diameter: ø4.0mm) as shown below.
- When repairing, put terminals in the designated position shown in Figure 48. (Cut lead wires if necessary.)
Color index of lead wires' sheath
Black
White
Figure 40
LED circuit
Switch
Non-insulated
connector
Non-in
sulated
connec
tor
Shrink of Polyolefin tube
Shrink of Polyolefin
tube
2mm or more
2mm or more
End face of
Non-insulated
connector
End face of
Polyolefin tube
End face of
Polyolefin tube
白
AWG26
AWG26
AWG26
AWG26
AWG: American wire gauge
20 / 27