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Makita DPB181 Technical Information

Cordless portable band saw
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T
ECHNICAL INFORMATION
Model No.
Description
C
ONCEPT AND MAIN APPLICATIONS
Model DPB181 is lightweight and compact cordless portable band saw.
The design is specialized in excellent maneuverability in horizontal and
overhead applications.
The following features are the same as BPB180/ DPB180.
• Adjustable stopper plate
• Easy blade replacement
• powered by 18V Makita Li-ion battery
Battery protection circuit is equipped with DPB181. The function works when
the battery with a star mark is set on DPB181.
Note: BL1815 is not compatible.
S
pecification
Voltage: V
Capacity: Ah
Battery
Type
Energy capacity: Wh
Charging time (approx.): min.
Max output (W)
Blade speed: m/s (ft/min.)
Length
Blade size:
Width
mm (")
Height
Round pipe [diameter]
Cutting capacity:
mm (")
Square pipe [width x height]
Variable speed control dial
Overload protector
LED job light
Weight according to
EPTA-Procedure 01/2003
*
With Band saw blade 13-835 and Battery *
2
S
tandard equipment
Battery
*4
Charger
*4
Battery cover
*5
Band saw blade 13-835 (18 teeth per inch)
Hex wrench 4
Wheel cover set (for some countries)
Tool bag (for some countries)
O
ptional accessories
Band saw blade 13-835
(14, 18, 24 teeth per inch)
Wheel cover set
Hook set
Cutting wax
DPB181
Cordless Portable Band Saw
2
: kg (lbs)
*
With Battery BL1815N or BL1820
3
*4 Battery and Charger 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.
Battery BL1815N
Battery BL1820
Battery BL1830
Battery BL1840
Battery BL1850
18
1.5, 2.0, 3.0, 4.0, 5.0
Li-ion
27, 36, 54, 72, 90
15, 24, 22, 36, 45 with DC18RC
350
3.2 (630)
835 (32-7/8)
13 (1/2)
0.5 (0.02)
64 (2-1/2)
64 x 64 (2-1/2 x 2-1/2)
No
No
Yes
3.2 (7.1)*
3
3.5 (7.7)*
1
Fast charger DC18RC
Charger DC18SD
Charger DC24SC
Automotive charger DC18SE
OFFICIAL USE
for ASC & Sales Shop
PRODUCT
L
H
W
*
1
Dimensions
: mm (")
Length (L)
468 (18-1/2)
Width (W)
197 (7-3/4)
Height (H)
233 (9-1/8)
*
1 With Battery BL1830, BL1840
or BL1850
P 1/ 18

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Summary of Contents for Makita DPB181

  • Page 1 • powered by 18V Makita Li-ion battery Dimensions : mm (") Length (L) 468 (18-1/2) Battery protection circuit is equipped with DPB181. The function works when the battery with a star mark is set on DPB181. Width (W) 197 (7-3/4) Note: BL1815 is not compatible.
  • Page 2: Necessary Repairing Tools

    1R311 removing/assembling LED Retaining ring pliers with long bent nails [2] LUBRICATION Apply Makita grease N. No.1 to the following portions designated with the black triangle to protect parts and product from unusual abrasion. Item No. Description Portion to lubricate...
  • Page 3: Switch Section

    P 3/ 18 epair [3] DISASSEMBLY/ASSEMBLY [3] -1. Switch section DISASSEMBLING Disassemble Switch section as drawn in Fig. 2. Fig. 2 1. Separate Handle R from Handle L by unscrewing 2. Remove Switch and Switch lever from Handle L. seven 4x18 Tapping screws. Switch Handle R Handle L...
  • Page 4 P 4/ 18 epair [3] DISASSEMBLY/ASSEMBLY [3] -2. DC Motor DISASSEMBLING (1) Disassemble Motor section as drawn in Fig. 4. Fig. 4 1. Push out the tap of Cap from the groove of Wheel A 2. Remove M6x17 Hex socket head bolt with Impact with a slotted screwdriver and then remove Cap as driver while holding the wheel by hand.
  • Page 5 P 5/ 18 epair [3] DISASSEMBLY/ASSEMBLY [3] -2. DC Motor (cont.) DISASSEMBLING (2) Disassemble the DC Motor as drawn in Fig. 5. Fig. 5 2. Remove seven 4x18 Tapping screws. 1. Remove the following 4x18 Tapping screws. And then separate Handle R from Handle L. A 6 pcs.
  • Page 6 P 6/ 18 epair [3] DISASSEMBLY/ASSEMBLY [3] -2. DC Motor (cont.) DISASSEMBLING (3) Remove the Ball bearing of DC motor from Gear housing cover as drawn in Fig. 6. Fig. 6 1. Remove Gear housing cover 2. Put Gear housing cover on 1R232. Remove Ball bearing from Gear housing.
  • Page 7: Gear Housing

    P 7/ 18 epair [3] DISASSEMBLY/ASSEMBLY [3] -3. Gear housing DISASSEMBLING (1) Disassemble Motor section as drawn in Fig. 4. (2) Disassemble DC Motor as drawn in Fig. 5. (3) Disassemble Gear housing as drawn in Fig. 8. Fig. 8 1.
  • Page 8 P 8/ 18 epair [3] DISASSEMBLY/ASSEMBLY [3] -3. Gear housing (cont.) ASSEMBLING (1) Assemble Gear housing as drawn in Fig. 9. Fig. 9 2. Put Gear housing onto 1R036 and insert the assembled 1. Put Ball bearing 6902ZZ onto 1R036 and Spindle section into Gear housing.
  • Page 9 P 9/ 18 epair [3] DISASSEMBLY/ASSEMBLY [3] -4. Lever Shaft DISASSEMBLING (1) Disassemble Lever shaft as drawn in Fig. 10. Fig. 10 1. Pull off Ring spring 12 from the machine, 2. Pull off Lever 54. 3. Remove Lever holder by unscrewing and set Lever 54 to the release position.
  • Page 10 P 10/ 18 epair [3] DISASSEMBLY/ASSEMBLY [3] -4. Lever Shaft (cont.) ASSEMBLING (3) Mount Ring spring 12 to Lever 54 as drawn in Fig. 12. Fig. 12 Using 1R242 as a guiding jig, set Ring spring 12 from the opposite side of Grip portion. Note: Refer to the following drawings for the proper direction of Ring spring 12.
  • Page 11: Slide Plate

    P 11/ 18 epair [3] DISASSEMBLY/ASSEMBLY [3] -5. Slide Plate ASSEMBLING Assemble Slide plate as drawn in Fig. 14. Fig. 14 1. Set Lever 54 to the release position 2. Set Protection plate to Flame. 3. Secure Slide plate in place with to make the fitting space for the tab Then, put 4 pcs.
  • Page 12 P 12/ 18 epair [3] DISASSEMBLY/ASSEMBLY [3] -6. Upper Holder 42, Lower Holder 42 DISASSEMBLING (1) Remove Upper holder 42 and Lower holder 42 as drawn in Fig. 15. Fig. 15 Upper holder 42 Remove Lower holder 42 and 4x18 4x18 Tapping screw Upper holder 42 by unscrewing...
  • Page 13 P 13/ 18 epair [3] DISASSEMBLY/ASSEMBLY [3] -6. Upper Holder 42, Lower Holder 42 (cont.) ASSEMBLING (1) Assemble Upper/Lower holder section as drawn in Fig. 17. Fig. 17 1. Pass Pin 6 through Ball bearing 696ZZ and mount them to the holder. Ball bearing 696ZZ Pin 6 2.
  • Page 14 P 14/ 18 epair [3] DISASSEMBLY/ASSEMBLY [3] -7. Rubber Tire of Wheel Complete DISASSEMBLING (1) Disassemble Wheel complete as follows. * Wheel A (Motor side): Remove as drawn in Fig. 4. * Wheel B (Lever 54 side): 1. Set Lever 54 to release position. See the upper left illustration in Fig. 10. 2.
  • Page 15 P 15/ 18 epair [3] DISASSEMBLY/ASSEMBLY [3] -8. LED Light Circuit DISASSEMBLING (1) Separate Frame section from Motor housing section. And then, remove Handle R. (See the upper illustrations in Fig. 5) (2) Remove LED light circuit as drawn in Fig. 21. Fig.
  • Page 16: Circuit Diagram

    P 16/ 18 ircuit diagram Fig. D-1 Color index of lead wires' sheath Black Orange Blue Yellow White Controller unit to Switch Controller to Switch Line filter to Terminal (if used) to DC Motor Line filter (if used) DC Motor, Switch, Terminal are connected to Controller unit as follows. Fuse (if used) Controller Line filter...
  • Page 17: Wiring Diagram

    P 17/ 18 iring diagram Fig. D-2 Wiring to DC Motor Motor housing R When DC motor is mounted to Housing L, check the following. • Route the Lead wires to Housing L side. • Red marking is located as drawn to the right. DC Motor Red marking Fig.
  • Page 18 P 18/ 18 iring diagram Fig. D-5 Wiring in Handle Controller unit’s lead wires (blue, red) with Connector Inner wall Put the above Lead wires to the place between Inner wall and Ribs I, H and G. Rib H Fix the above lead wires Switch with this lead wire holder.

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