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Makita ER2650LH manual

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Table of contents for the manual

  • Page 1

    Model ER2650LH is a petrol string trimmer equipped with 25.4cm³ 4-stroke engine in compliance with all known exhaust emission regulations. Nylon cutting heads [Bump & feed 4, Ultra Auto 4] Dimensions: mm (") 310 (12-1/4) Width (W) Height (H) Length (L) 1,621 (64) 479 (18-7/8) PRODUCT P 1/ 1 4 ER2650LH Models No. Petrol String Trimmer Desc[...]

  • Page 2

    R epair CAUTION: Repair the machine in accordance with “Instruction manual” or “Safety instructions”. [4] DISASSEMBLY/ASSEMBLY [4]-1. Attention Follow the instructions below during repairing . • Wear glove to avoid injury. • Cool down the engine enough before repairing to avoid skin burn. • Remove the remaining fuel in Tank and Carbur[...]

  • Page 3

    R epair [4] DISASSEMBLY/ASSEMBLY [4]-2. Engine and Shaft DISASSEMBLING ASSEMBLING (1) Disconnect lead wire and grounding wire by removing each connector after Air cleaner cover is removed. ( Fig. 1 ) (2) Remove Control cable from Insulator by loosening nuts of the adjust screw and disconnecting inner cable from Swivel of Carburetor. ( Fig. 2 ) Take[...]

  • Page 4

    [4] DISASSEMBL Y/ASSEMBL Y [4]-3. Shaft pipe complete DISASSEMBLING ASSEMBLING (1) Loosen two M5x25 Hex socket head bolts and remove Clamp cover B and Loop handle. ( Fig. 7 ) (2) Remove 4x18 Tapping screws (4pcs) and M5x14 Hex socket head bolts, then separate Lever case R and L. ( Fig. 8 ) Take the disassembling step in reverse. Fig. 7 4x18 T appin[...]

  • Page 5

    Grind these edges. DISASSEMBLING ASSEMBLING (2) Disaasemble Cutter shaft and Ball bearings from Head case complete. ( Fig. 10 ) (1) Take reverse step of the disassembly. ( Fig. 10, 11 ) Note: • Pay attention to the assembly direction of Washer and Bearing washer . • Shaft end can be fitted into the square hole of Cutter shaft by twisting it wit[...]

  • Page 6

    [4] DISASSEMBL Y/ASSEMBL Y [4]-5. Clutch DISASSEMBLING DISASSEMBLING ASSEMBLING Disassemble Clutch by removing Shoulder hex bolt M6x25 (2pcs) with Cordless impact driver using 13mm Socket bit. ( Fig. 12 ) (1) Remove Clutch case section from the engine by unscrewing H.S.H. bolt M5x8 (3pcs). (2) Remove Retaining ring S-12 with 1R004 from Clutch drum [...]

  • Page 7

    [4] DISASSEMBL Y/ASSEMBL Y [4]-7. Ignition (1) Remove Plug cap from Spark plug and test the continuity between Plug cap spring in Plug cap and Earth terminal of Ignition coil. It is in order when Tester shows 2.0kΩ±0.5kΩ.( Fig. 15 ) (2) In case of no continuity or unstable continuity, check the connection between Plug cap spring and Ignition coi[...]

  • Page 8

    1R364 a set of M6 bolts (components of 1R364) [4] DISASSEMBL Y/ASSEMBL Y [4]-8. Flywheel ASSEMBLING Insert Woodruff key 3 in the groove on Crankshaft and mount Flywheel, then tighten Flywheel with M8 Flange nut clockwise. Note: Wipe off grease and oil on Crankshaft to fit Flywheel tightly. Fig. 20 DISASSEMBLING Flange nut (M8) W oodruff key 3 Key g[...]

  • Page 9

    [4] DISASSEMBL Y/ASSEMBL Y [4]-9. Recoil starter ASSEMBLING Fig. 22 Fig. 23 DISASSEMBLING U-notch of Reel Inner hooked end of Spiral spring Outer hooked end of Spiral spring Reel M5x12 T apping screw (Set screw) M5x12 T apping screw (Set screw) Swing arm Collar Starter case Reel Reel M5x12 T apping screw (Set screw) notch of Reel Damper spring Inne[...]

  • Page 10

    [4] DISASSEMBL Y/ASSEMBL Y [4]-10. Carburetor DISASSEMBLING CLEANING / MAINTENANCE (1) Remove Air cleaner cover and disassemble Air cleaner. ( Fig. 24 ) (2) Remove H.S. button head bolt M5x60 (2pcs) completely, then disassemble Carburetor and Cleaner plate assembly from Insulator. (3) Disconnect two tubes from Carburetor. Fig. 25 Carburetor Control[...]

  • Page 11

    [4] DISASSEMBLY/ASSEMBLY [4]-10. Carburetor (cont.) Carefully assemble each part in right direction and order. ( Fig. 25 ) (1) Assemble Cleaner plate assembly, Carburetor and Gasket to Insulator with two M5x60 Hex socket head bolts. (2) Connect tubes (black & yellow) of Fuel tank to the nipple of Carburetor, then connect Pipe from Cylinder and [...]

  • Page 12

    MAINTENANCE DISASSEMBLY Fig. 31 Spark arrester Exhaust muffler [4] DISASSEMBLY/ASSEMBLY [4]-13. Spark arrester (1) Remove Cylinder cover. (2) Remove Exhaust Muffler. (3) Remove Spark arrester from Exhaust muffler and sweep it if dirt or soot is on Spark arrester. ( Fig. 31 ) Replace it with a new one if spark arrester has a breakage or fray. (4) As[...]

  • Page 13

    [4] DISASSEMBLY/ASSEMBLY [4]-14. Engine block (cont.) Fig. 33 Fig. 34 ASSEMBLING Piston ring (top) 34 (1) Assemble Piston to Rod of Crankshaft. (Fig. 33) (2) Assemble Cylinder block assembly by fastening it with screws in crisscross pattern. (Fig. 34) Piston ring (top) 34 Center-rised shape Piston top end Bottom layer Middle layer Top layer The mat[...]

  • Page 14

    [4] DISASSEMBL Y/ASSEMBL Y [4]-14. Engine block (cont.) (3) Adjust the valve clearance by following the steps in Fig. 35 . Fig. 35 ASSEMBLY Marking on Ignition coil Marking on Flywheel Marking on Cam gear assembly Marking on Cylinder block 1R366 (0.1mm Feeler gauge) Offset wrench Hex wrench 2.5 HEX SOCKET HEAD BOLT M5×16 HEX SOCKET HEAD BOLT M4×1[...]