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Makita DLM431 Manual
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Makita DLM431 Manual

430mm cordless lawn mower
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T
ECHNICAL INFORMATION
Model No.
Description
C
ONCEPT AND MAIN APPLICATIONS
DLM431 is an 18Vx2 430mm Cordless Lawn Mower
with better usability, developed based on the current
model BLM430.
Its main features are:
• Dual battery fuel gauge located near operator's hand
• Grass box with Grass level indicator
• Less pushing force thanks to Deck cover
• XPT (eXtreme Protection Technology)
• Easier installation and removal of grass box
Note: BL1815 is not compatible.
S
Voltage: V
Capacity: Ah
Energy capacity: Wh
Battery
Cell
Charging time (approx): min
Max output (W)
No load speed: min
= rpm*
-1
Type
Blade
Hole diameter: mm (")
Cutting width: mm (")
Cutting height adjustment range: mm (")
Electronic current limiter for overload protection
Electric brake
Soft start
Weight according to
EPTA-Procedure 01/ ver.2.1*
*1 No load speed of the blade
*2 With blade, grass box
*3 With BL1815N x2, BL1820(B) x2
*4 With BL1830(B) x2, BL1840(B) x2, BL1850(B) x2, BL1860(B) x2
S
tandard equipment
Socket wrench 17
Battery*
5
Battery cover*
6
Charger*
5
O
ptional accessories
Blade 430
Battery BL1815N
Battery BL1820(B)
Battery BL1830(B)
Battery BL1840(B)
Battery BL1850(B)
Battery BL1860(B)
DLM431
430mm Cordless Lawn Mower
Model
1
: kg(lbs)
2
*5 Battery and charger are not supplied with "Z" model.
*6 Supplied with the same quantity of extra Battery.
Note: The standard equipment may vary by country or model variation.
Fast charger DC18RC
Two port multi fast charger DC18RD
Charger DC18SD/DC24SC
Four port multi charger DC18SF
Automotive charger DC18SE
Min
Length (L)
Max 1,490 (58-3/4)
Width (W)
Min 950 (37-1/2)
Height (H)
Max 1,020 (40-1/4)
DLM431
36 (18x2)
1.5, 2.0, 3.0, 4.0, 5.0, 6.0
27x2, 36x2, 54x2, 72x2, 90x2, 108x2
15, 24, 22, 36, 45, 55 with DC18RD
15x2, 24x2, 22x2, 36x2, 45x2, 55x2 with DC18RC
Rotary type 2 tooth blade
24.0 (15/16)
20 - 75 (13/16 - 2-5/16) [13 stages]
17.8 (39.3)*
1 / 21
OFFICIAL USE
for ASC & Sales Shop
March 2016
L
W
Dimensions: mm ( " )
When folded
When in use
[without dust box]
1,450 (57)
490 (19-1/4)
460 (18-1/8)
910 (35-3/4)
Li-ion
730
3,600
430 (17)
Yes
Yes
Yes
or 18.3 (40.4)*
3
4
H

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Summary of Contents for Makita DLM431

  • Page 1 Model No. DLM431 430mm Cordless Lawn Mower Description ONCEPT AND MAIN APPLICATIONS DLM431 is an 18Vx2 430mm Cordless Lawn Mower with better usability, developed based on the current model BLM430. Its main features are: Dimensions: mm ( " ) • Dual battery fuel gauge located near operator's hand...
  • Page 2 INDEX INDEX ......................................2 CAUTION ....................................3 NECESSARY REPAIRING TOOLS ............................3 REPAIR ......................................4 Lower pipe, Upper pipe complete, Switch lever ........................4 4-1-1 Disassembling ................................4 4-1-2 Assembling .................................. 6 DC motor ..................................... 7 4-2-1 Disassembling ................................7 4-2-2 Assembling ..................................

  • 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. ·...
  • Page 4 REPAIR Lower pipe, Upper pipe complete, Switch lever 4-1-1 Disassembling Fig. 4-1-1-1 [1] Remove Rear bag ass’y from Deck by lifting it up. [2] While holding Lower pipe or Upper pipe complete, loosen two M8x35 Thumb screws and remove the assembled part of Lower pipe and Upper pipe complete from Deck.
  • Page 5 Fig. 4-1-1-3 [7] Loosen 4x18 Tapping screw, and remove Switch lever case cover and Switch lever case. [8] Loosen M4x20 Pan head screw, and remove Arm. Switch cover Switch lever M4x20 Pan case head screw Switch lever 4x18 case cover Tapping screw Fig.
  • Page 6 4-1-2 Assembling Fig. 4-1-2-1 [1] Mount Lever to Switch lever, and tighten M4x20 Pan head screw while holding Hex nut. [2] Mount Tension spring 9. (Fig. 4-1-1-5) Switch lever M4x20 Pan head screw Lever Hex nut The tip of Lever faces upward.
  • Page 7 DC motor 4-2-1 Disassembling Fig. 4-2-1-1 Fig. 4-2-1-2 [1] Remove Blade 430. [4] Remove Battery cover complete by releasing Battery [2] Pull Lock lever. cover complete from the hinges. [3] Turn Battery cover complete. Battery cover complete Hinge Battery cover Lock lever complete Fig.
  • Page 8 Fig. 4-2-1-7 [9] Loosen three M6x30 + Pan head screws using a No.3 Phillips screwdriver, and remove DC motor. M6x30 + Pan head screw (3 pcs.) DC motor 4-2-2 Assembling Fig. 4-2-2-1 Assemble DC motor by aligning its notch with Boss of Deck. DC motor U-shaped notch...
  • Page 9 Change lever, Adjust plate 4-3-1 Disassembling [1] Remove Cowling. (4-2-1 Disassembling) Fig. 4-3-1-1 [2] Shift Change lever to the position of Cutting height at 75mm. [3] Release Tension spring 16 from the hook with long nose pliers. Tension spring 16 Hook Change lever Long nose pliers...
  • Page 10 4-3-2 Assembling Fig. 4-3-2-1 Fig. 4-3-2-2 [1] Put a wood under Deck to raise Wheels from the [2] Lift up Connecting rod and insert the pin into the hole of ground. Connecting rod. Hole of Change lever Connecting rod Pin of Wood Connecting rod Fig.
  • Page 11 Front wheel, Rear wheel 4-4-1 Disassembling Fig. 4-4-1-1 Fig. 4-4-1-2 [1] Pull out Front wheel caps from Front wheels. [2] Remove M8 Collared hex nuts and Front wheels from Remove Rear wheel caps in the same way. Front shaft. Remove Rear wheels in the same way. Pull out Front wheel M8 Collared...
  • Page 12 4-4-2 Assembling Fig. 4-4-2-1 Fig. 4-4-2-2 [1] Press-fit Plane bearings 10 to Front/Rear wheels with [2] Press-fit Ball bearings 6200ZZ to Front/Rear wheels 1R243 and an arbor press. with 1R252 and an arbor press. 1R243 1R252 Ball bearing Plane bearing 10 6200ZZ Front wheel 12 / 21...
  • Page 13 Connecting rod, Front shaft, Rear shaft 4-5-1 Disassembling [1] Remove the assembled part of Lower pipe and Upper pipe complete. (4-1-1 Disassembling) [2] Remove Cowling. (4-2-1 Disassembling) [3] Remove the assembled part of Change lever and Adjust plate. (4-3-1 Disassembling) [4] Remove Front wheel and Rear wheel.
  • Page 14 Fig. 4-5-1-3 [7] Loosen five 4x18 Tapping screws, and remove Front cover. 4x18 Tapping screw (5 pcs.) Front cover Fig. 4-5-1-4 [8] Loosen two 4x18 Tapping screws, and remove two Plates, Front shaft and Rear shaft. Plate 4x18 Tapping screw (2 pcs.) Plate Front shaft Rear shaft...
  • Page 15 Protective shield (For Canada only) 4-6-1 Disassembling Fig. 4-6-1-1 Fig. 4-6-1-2 [1] Loosen two 4x18 Tapping screws, and [2] The component parts of Protective shield section are as follows: remove Protective shield section. Protective shield Protective shield holder Rod 8 4x18 Tapping Protective shield screw (2 pcs.)
  • Page 16 Rear flap complete 4-7-1 Disassembling Fig. 4-7-1-1 The components of Rear flap complete section are as follows: Stop ring E-5 Stop ring E-5 Torsion spring 8 Rod 6 Stop ring E-5 Rear flap complete Stop ring E-5 4-7-2 Assembling Fig. 4-7-2-1 Assemble Torsion spring 8 as shown below.

  • Page 17: Circuit Diagram

    Circuit diagram Fig. 5-1 Line filter C (P/N 688140-0) Closed end Closed end (If used) splice splice Yellow/ Yellow/AWG18 AWG22 Blue/AWG18 Orange/AWG18 Orange/AWG22 Blue/AWG22 Fuse unit Switch (If used) Closed end splice Closed end White/AWG16 splice Red/AWG16 Black/AWG16 Red/ AWG16 Yellow/AWG22 Closed end splice Blue/AWG22...

  • Page 18: Wiring Diagram

    Wiring diagram Fig. 6-1 Set the sheath of Power supply cord inside A as Route the lead wires of shown below. Controller as shown in the figure. Face the longer part of lead wires of Power supply cord to Deck. Strain relief Strain relief Power supply cord...
  • Page 19 Fig. 6-2 Pass Lead wires (blue and red) of Motor through Line filter Put the lead wire (red) of Motor and the lead wires (white, B (if used), and wind it around Line filter one time, and black) into any of these Lead wire holders. then put the line filter in the position shown below.
  • Page 20 Fig. 6-3 Flag receptacle Connect Flag terminal as shown in the figure on the right. Terminal Put the lead wires from Switch Battery fuel gauge Between the rib G and Boss. Switch Put Closed end splices in this space. Rib F Put the lead wires from Battery fuel gauge Between Boss...

  • Page 21: Tightening Torque Specifications

    TIGHTENING TORQUE SPECIFICATIONS *W: Spring washer R: Flat washer Tightening torque Parts to fasten Fastener Q’ty (N･m) Except No. 4 and 5 4x18 Tapping screw 1.0 – 1.3 Switch box Strain relief 4x25 Tapping screw 1.3 – 1.5  Deck Strain relief 4x25 Tapping screw 1.3 –...