OFFICIAL USE for ASC & Sales Shop T ECHNICAL INFORMATION Model No. Description PRODUCT P 1/ 13 DUR142L/DUR182L DUR183L Cordless Grass Trimmer H CONCEPT AND MAIN APPLICATIONS Models DUR142L/DUR182L and DUR183L are lightweight yet powerful cordless grass trimmers, powered by 14.4/18V Li-ion batteries. High power yet lightweight Brushless DC motor placed on the bottom side of the shaft will provide easy handling and high trimming performance. DUR142L and DUR182L are one-piece shaft models while DUR183L is a split shaft model. Their other main features are: • Enhanced dust and drip-proof performance for use in bad weather • Compatible with Metal blades, Nylon cutting heads and Plastic blade • Reverse switch for removing grass clippings from the cutting tool L W DUR182L DUR183L Dimensions: mm (") Length (L) 1,843 (72-1/2) Width (W) 287 (11-1/4) Height (H) 253 (10) Note: • These products are not compatible with BL1415/ BL1815. • Use of metal blades in some countries is prohibited due to their safety regulations. Specification Model Specification Battery Cell Voltage: V Capacity: Ah Energy capacity: Wh Charging time: min. DUR142L DUR182L DUR183L Li-ion 14.4 18 1.5, 3.0, 4.0, 5.0 1.5, 2.0, 3.0, 4.0, 5.0 22, 44, 58, 72 27, 36, 54, 72, 90 15, 22, 36, 45 15, 24, 22, 36, 45 with DC18RC with DC18RC 200 250 250 One-piece shaft Split shaft 3,500 - 6,000 300 (11-3/4) 230 (9) M8x1.25, Left-handed Yes Yes Yes Yes Max. output: W Shaft type No load speed: minˉ¹=rpm Cutting width: Nylon cutting head mm (") Metal blade Spindle thread size Over load protection Electric brake Variable speed control Reverse switch Weight according to 3.8 (8.3)*2 3.9 (8.6)*3 EPTA-Procedure01/2003*1: kg (lbs) *1 With Battery, Nylon cutting head, Harness, Protector, Handle *2 With BL1430, BL1440 or BL1450 *3 With BL1830, BL1840 or BL1850 4.1 (9.1)*3 Standard equipment Single harness Safety goggles Nylon cutting head Accessory bag Hex wrench 4 Cap 24 (for BUR183L only) Hex wrench 5 Note: The standard equipment may vary by country or model variation. Optional accessories Universal guard Nylon cord ø2mm -15m Metal blades* (Triple blade, Star blade, Eddy blade) Plastic blade (cutting width: 260mm) *Only for countries without regulations Fast charger DC18RC Charger DC18SD Charger DC24SC Four port multi charger DC18SF Automotive charger DC18SE For DUR142L Battery BL1415N Battery BL1415NA Battery BL1430 Battery BL1430A Battery BL1440 Battery BL1450 For DUR142L Battery BL1815N Battery BL1820 Battery BL1830 Battery BL1840 Battery BL1850 P 2/ 13 Repair CAUTION: Repair the machine in accordance with “Instruction manual” or “Safety instructions”.  NECESSARY REPAIRING TOOLS Code No. 1R022 Description Bearing plate (for Arbor press) Use for supporting Helical gear 31 when removing the gear with 1R279 1R268 Spring pin extractor M3 locking Cutter shaft when removing Cutter assembly 1R279 Round bar for arbor 5-50 removing Helical gear 31  LUBRICATION Apply Makita grease N. No.2 to the following portions designated with the black triangle to protect parts and product from unusual abrasion. Item No. 56 69 Description Portion to lubricate Motor housing set Amount Gear room where Helical gear 31 engages with Armature’s gear approx. 3 g Fig. 1 Helical gear 31 69 56 Armature’s gear  DISASSEMBLY/ASSEMBLY  -1. Motor section DISASSEMBLING (1) Remove the accessories and attachment from Motor housing as drawn in Fig. 2. Fig. 2 1. While inserting 1R268 into the hole of Motor housing set to stop Cutter shaft revolving, turn Cutter assembly clockwise by hand. Cutter assembly is removed from Cutter shaft. Motor housing 2. Remove Guard and Receive washer from Cutter shaft. Cutter assembly Protector 1R268 Guard Insertion hole for Spindle lock 3. Remove Wire guard by opening the both ends. Then, unscrew two M6x30 Hex socket head bolts and Washers, then remove Protector and Protector holder. Cutter assembly Receive washer Washer (2 pcs.) M6x30 Hex socket head bolt (2 pcs.) Wire guard Protector holder P 3/ 13 Repair  DISASSEMBLY/ASSEMBLY -1. Motor section (cont.) DISASSEMBLING (2) Disassemble Motor section as drawn in Fig. 3. Fig. 3 1. Remove Motor housing (R) by unscrewing eight 4x18 Tapping screws. 5. Pull out Cutter shaft from Bearing box by hand. Bearing box 4x18 Tapping screw (8 pcs.) Motor housing (R) Helical gear 31 Pipe complete Cutter shaft 6. Hold Cutter shaft section by inserting 1R022 between Ball bearing 6000DDW and Helical gear 31. Motor housing (L) 2. Disconnect 5-pin Connector and cut three Insulated connectors to separate Power supply cord unit from Stator section. Insulated connector (3 pcs.) 1R022 1R022 5-pin connector. Cutter shaft Helical gear 31 Ball bearing 6000DDW 7. Press Cutter shaft end with 1R279 to separate Cutter shaft and Ball bearing 6000DDW from Helical gear 31. Stator 1R279 Ball bearing 626DDW Helical gear 31 3. Separate Pipe complete / Pipe A complete from Motor housing set (L). Ball bearing 6000DDW Pipe complete / Pipe A complete Note: Refer to the next page for disassembly of Pipe A complete for DUR183L. 8. Rotor can be pulled off from Bearing box by hand. Bearing box 4. Remove Rubber sleeve 24. Pipe complete / Pipe A complete is replaced. Rotor Rubber sleeve 24 Cutter shaft <Note in Repairing> This gear section is factoryassembled to Rotor. The Rotor has to be replaced together with the gear. P 4/ 13 Repair  DISASSEMBLY/ASSEMBLY -1. Motor section (cont.) DISASSEMBLING (3) As for Split shaft model DUR183L, refer to Fig. 4. Fig. 4 While pressing and unlocking the side stoppers of Power supply cord unit from the side holes of Pipe A complete with thin slotted screwdrivers, push the Power supply cord unit out of Pipe A complete. Note: Be careful not to lose Stopper pin in this step. Side holes of Pipe A complete Side stoppers of Power supply cord unit Stopper pin Stopper pin Power supply cord unit ASSEMBLING (1) Assemble Rotor and Cutter shaft section to Bearing box by reversing the disassembly procedure. (Refer to Fig. 3) (2) Set Motor section to Motor housing (L) by reversing the disassembly procedure. (Refer to Fig. 3) (3) Assemble Pipe complete / Pipe A complete to Motor housing (L) as drawn in Fig. 4. Note: • Assemble Rubber sleeve 24 to Pipe complete/ Pipe A complete while fitting the inner projection of the sleeve to the hole of the pipe. • Fit the outer projection of Rubber sleeve 24 into the notch of Housing set and fit the inner projection into Pipe complete / Pipe A complete. • Face Stopper pin B of DUR183L to the lower side. Refer to Fig. 5. Fig. 5 Oval hole Outer projection of Rubber sleeve 24 Rubber sleeve 24 Pipe complete / Pipe A complete Notch of Housing set Inner projection of Housing set Stopper pin B in Pipe A complete (DUR183L only) Inner projection of Rubber sleeve 24 P 5/ 13 Repair  DISASSEMBLY/ASSEMBLY  -2. Pipe complete / Pipe B [Housing set side] DISASSEMBLING (1) Separate Pipe complete/ Pipe B from Housing set L as drawn in Fig. 6. Fig. 6 1. After removing Housing set R from Housing set L, disconnect 5 pin connector and 3 pin connector. Then, cut three Closed end splices at the points designated with black dotted lines below. 2. Unscrew 4x18 Tapping screws. Pipe complete and Power supply cord unit are separated from Housing set. Housing set L 5 pin connector Pipe complete / Pipe B Clamp 24 Power supply cord unit to Main grip set 3 pin connector 4x18 Tapping screw Closed end splice Strain relief 4x18 Tapping screw 3. Pipe B for DUR183L, do the following steps. • Loosen M6x12 Hex socket head bolt and then remove Joint 24. • Remove Power supply cord unit from Pipe B. Joint 24 Power supply cord unit Pipe B M6x12 Hex socket head bolt P 6/ 13 Repair  DISASSEMBLY/ASSEMBLY  -2. Pipe complete / Pipe B [Housing set side] (cont.) ASSEMBLING Assemble by reversing the disassembly procedure. (Fig. 6 of the previous page) Note: Lever 94 for DUR183L must be assembled to Joint 24 as drawn in Fig. 7. Housing set and Pipe B for DUR183L must be assembled as drawn in Fig. 8. Fig. 7 Joint 24 Center line of While holding the end of Lever 94 at Joint 24 the area max. 71mm far from the center line of Joint 24 or less, secure Lever 94. 71mm or a little bit less Lever 94 Fig. 8 Be careful to each direction of the parts. Hole on the end of Pipe B Joint 24 To Motor side Housing set Hinge portion of Lever 94 (Lever 94 is over there.)  -3. Grip set Fig. 9 DISASSEMBLING When removing two Compression springs 4 from Lever base, use 1R268 as drawn in Fig. 9. Pulling the compression spring 4 forcibly could cause deforming. ASSEMBLING (1) When disassembling Grip set, be sure to secure each component in place as drawn in Fig. 10. Face the oval hole of Pipe complete/ Pipe A complete upwards, and bring Grip set or Spacer 24 to the near side of Hanger, then complete their securing. Lever base Compression spring 4 (2 pcs.) 1R268 Fig. 10 Hanger, Grip set/ Spacer 24 on Pipe viewed from the upper side Hanger Grip set or Spacer 24 Housing set side Motor side 479 ± 3mm Oval hole 505 ± 3mm (2) Fit two Compression springs 4 into the spaces in Lever base so that their rolls can be hooked with four projections of Lever base. (Fig. 11) Fig. 11 Four projections to hook each roll of Compression spring 4 P 7/ 13 Repair  DISASSEMBLY/ASSEMBLY  -3. Grip set (cont.) ASSEMBLING (3) To assemble Lock off lever to Lever base; while enlarging Lever base by fingers carefully (Fig. 12) and holding two Compression springs 4 by the another finger (Fig. 13), insert the projection of Lock off lever in between two Compression springs 4 through the hole of Lever base. (Fig. 14). (4) When assembling Grip set to Pipe; (A) assemble Lead cover and Lever base section shown in Fig. 14 to Grip set L (Fig. 15), then set Pipe, and then, set Switch lever and Torsion spring 10 in place. (Fig. 16) (B) Provisionally tighten Clamp 24 to Grip L with M5x18 Hex socket head bolt so that the distance between Controller section and Grip set is 70 ± 2mm. (Fig. 17) Be sure to place Clamp 24 in between the ribs of Grip set At this time. (Fig. 18) (C) Loosely fasten Grip R to Grip L with six 4x18 Tapping screws. (D) While adjusting the distance between Controller section and Grip set to 70 ± 2mm again and aligning their positions in a line (Fig. 19 of the next page), tighten two M5x18 Hex socket head bolts. (Fig. 17) Fig. 12 Fig. 13 Fig. 14 Lever base Lever base section Compression spring 4 (2 pcs.) Lock off lever Lever base Compression spring 4 (2 pcs.) Lock off lever Fig. 15 Projection of Lock off lever Fig. 16 Grip set L Lock off lever Lead cover Lever base to cover lead wires Switch lever Torsion spring 10 Pipe complete/ Pipe A complete Lead wires Fig. 17 Hole for access to M5x18 Hex socket head bolt Pipe in Grip set Hole for access to M5x18 Hex socket head bolt Controller section 70mm Clamp 24 in Grip set Clamp 24 in Grip set Fig. 18 Clamp 24 To Controller section Ribs for holding Clamp 24 Clamp 24 To Motor section Ribs for holding Clamp 24 Repair  DISASSEMBLY/ASSEMBLY  -3. Grip set (cont.) Fig. 19 Controller section Grip section Pipe complete P 8/ 13 P 9/ 13 Circuit diaphragm Fig. D-1 Color index of lead wires' sheath Orange Black Red White Battery capacity warning lamp Blue Yellow Reverse switch Power indicator lamp Trigger switch Power switch Power supply cord unit Sub controller Speed control dial Controller A Terminal Stator Power supply cord unit for DUR142L and DUR182L Power supply cord unit for DUR183L is split style Power supply cord unit as drawn right. The others are the same as that of DUR142L and DUR182L P 10/ 13 Wiring diaphragm Fig. D-2 Wiring in Motor housing set Put Three Insulated connectors for orange, white, blue lead wires to the place between Ribs A and B. Power supply cord unit Rib C Rib B Rib A Stator 3.0 mm While routing Power supply cord unit between Ribs B and C, protrude the cord unit end at least 3.0mm long from Rib B. Put 5-pin connector to the place between Rib A and the inner wall of the housing. P 11/ 13 Wiring diaphragm Fig. D-3 Wiring in Housing set Flag connector While facing the wire connecting portions to the mark of + - poles, connect Lead wires (black, yellow) to Terminal. And then, connect Lead wire (red) to Terminal. Wire connecting portion Mark of Poles Terminal Put connectors (3-Pin connector, 5-Pin connector, 6-Pin connector) as drawn below. Note: Be careful not to put any slacks of Lead wires on the connectors. 6-Pin connector Put Controller’s lead wires (orange, white, blue) which are connected with Closed end splices between Rib A and Rib B. Sub controller Route Power supply cord unit between Ribs B and C. Terminal Controller 3-Pin connector Closed end splicer (3 pcs.) 5-Pin Connector Rib A Rib B Rib C Strain relief 3.0 mm Protrude Power supply cord unit at least 3.0mm long from Rib B. Tube Note: Be careful not to pinch Tube with Strain relief. P 12/ 13 Wiring diaphragm Fig. D-4 Put Reverse switch to Handle set while facing Wire connected side of Receptacles to ON-OFF switch side. Reverse switch Wiring in Grip set Wire connected side of Receptacle Place the slacks of Lead wires around Closed end splices in the space here. Receptacle Closed end splice (2 pcs.) Trigger switch Wire connected side of Receptacle Receptacle (with Sleeve) Lead wire (yellow) Four ribs to hold Lead wires Ribs to form Lead wire holders Lead wire (black) Lead wire (white) Put Lead wires into the groove of Grip L Lead wire holder D Lead wire holder B Lead wire holder C Note: Be careful not to pinch Tube with Strain relief. Tube Lead wire holder A Pile three lead wires with this Lead wire holder A, then put the upper (yellow) in between Lead wire holder D, put the middle (black) in between Lead wire holder C, put the lower (while) in between Lead wire holder B. Power supply cord unit P 13/ 13 Trouble shooting Whenever you find any trouble in your machine, first, refer to this list to check the machine for solution. Note in Repairing • After removing the blade, Check the cutter shaft to turn smoothly by hand. • Use the full charged battery which has the star mark. • When Housing is disassembled, check the conditions of the electrical parts (Connectors, Lead wires, Switches, etc.), Armature, Stator, Gear section, etc. Check List for Trouble Shooting Check the items from top of the following list. (Description of the item is referred to Circuit diagram in Fig.-D-1.) Change Controller A if your problem cannot be solved although its corrective action has been carried out. Symptom LED indicator lamps are on. Cause No Yes Rotation in constant speed can be obtained. No Yes Rotation speed can be changed. Yes No Yes Motor runs when the machine is switched on. In case of running inconstantly, go to “No”. No Rotation can be reversed. LED indicator lamps are on or blinking. No No Yes Battery capacity warning lamp is on. No Power indicator lamp is blinking. LED indicator lamps are broken. Check Sub controller, or replace it. Connectors are in incomplete connection or Lead wires are broken. Check Sub controller, or replace it. Speed Control dial is broken. Check Sub controller, or replace it. Connectors are in incomplete connection, or Lead wires are broken. Check Reverse Switch/ Trigger switch, or replace it (them). Speed Control dial is broken. Check Sub controller, or replace it. Connectors are in incomplete connection, or Lead wires are broken. Check Sub controller, or replace it. Reverse switch is set in reverse position. Check Reverse Switch, or replace it. Reverse switch is broken. Check Reverse Switch, or replace it. Connectors are in incomplete connection, or Lead wires are broken. Check Sub controller, or replace it. Power switch is broken. Check Sub controller, or replace it. Controller A is broken. Replace Controller A. Yes Connectors are in incomplete connection, or Lead wires are broken. Yes The machine is over heated condition. Cool down the machine. Trigger switch is broken. Check Trigger Switch, or replace it. The blade or Cutter shaft is in locked condition Check Gear section and Cutter shaft. Connectors are in incomplete connection, or Lead wires are broken. Check Sub controller, or replace it. No Power indicator lamp is on. Corrective action Yes Stator is broken. Check Terminal, or replace it. Replace Stator.