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EGO HT2410E Repair Manual Line

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REPAIR GUIDELINE
Hedge Trimmer_HT2410E
Version: 1
Issue Date: 5/31/2018

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Summary of Contents for EGO HT2410E

  • Page 1 REPAIR GUIDELINE Hedge Trimmer_HT2410E Version: 1 Issue Date: 5/31/2018...
  • Page 2 Table of Contents HT2410E Hedge trimmer Contents Page Troubleshooting Tool list Part 1: PCBA and Motor Problems Detection 6-21 Part 2: Replace the Blade Assembly 22-34 Part3: Replace the PCBA 35-50 Part 4: Replace the Motor and Gear Assembly 51-77...
  • Page 3 Troubleshooting HT2410E Hedge trimmer Problem Possible Cause Fault Position Test & Solution Main PCB or its cables are broken PCB Assembly Replace the PCB Assembly. The blade is jammed when some obstruction stuck in the edge of Clear the obstructions or replace the...
  • Page 4 Troubleshooting HT2410E Hedge trimmer Problem Possible Cause Fault Position Test & Solution Motor is eccentric. Motor Replace the Motor And Gear Assembly. Excessive vibration Worn out blade set. blade set Replace the blade set. Worn out eccentric Block Eccentric Block Replace the Eccentric Block.
  • Page 5 Tool List For Repair HT2410E Hedge trimmer Tool List SPEC Remark Torx bit Hex Wrench Socket wrench 14mm Scissors Nipper pliers...
  • Page 6 Part 1: PCBA and Motor Problems Detection...
  • Page 7 PCBA and motor problems detection HT2410E Hedge trimmer 1. Remove the battery 2. Discharge the capacitor which is connected with the PCBA a) Set the multimeter function to “ ” b) Push the red pen pin to the negative contact, push the black pen pin to the positive contact.
  • Page 8 PCBA and motor problems detection HT2410E Hedge trimmer 3. Loosen the screw on each side of the guard to remove the guard. Notice: if the guard was broken, replace it with a new one. Screw Guard Description Part Number Qty.
  • Page 9 PCBA and motor problems detection HT2410E Hedge trimmer 4. Loosen 6 pcs screws to remove mounting cover. Screw Mounting cover Description Part Number Qty. Screw 5610294001 Mounting cover 3128704001...
  • Page 10 PCBA and motor problems detection HT2410E Hedge trimmer 5. Loosen screws on each side of the side handle. Side handle Screw Description Part Number Qty. Screw 5610291003...
  • Page 11 PCBA and motor problems detection HT2410E Hedge trimmer 6. Loosen the 6 pcs screws to remove the front side handle. Rear side handle Front side handle Screw Description Part Number Qty. Screw 5610294001...
  • Page 12 PCBA and motor problems detection HT2410E Hedge trimmer 7. Disassemble the rear side handle with the housing set and loosen the screw on each side of the housing set. Screw Screw Description Part Number Qty. Screw 5610294001...
  • Page 13 PCBA and motor problems detection HT2410E Hedge trimmer 8. Loosen 10 pcs screws to disassemble the housing set and remove the right housing set. Screw Description Part Number Qty. Screw 5610294001...
  • Page 14 PCBA and motor problems detection HT2410E Hedge trimmer 9. Take the connector out of the groove and disconnect the connector.
  • Page 15 PCBA and motor problems detection HT2410E Hedge trimmer 10. Take the PCBA out of the groove and measure the fuse in the PCBA. Fuse...
  • Page 16 PCBA and motor problems detection HT2410E Hedge trimmer a) Set the multimeter function to “Resistance measuring”. b) Contact one pen pin of the multimeter to one end of the fuse and contact the other pen pin to the other end of the fuse.
  • Page 17 PCBA and motor problems detection HT2410E Hedge trimmer 11. Measure the MOSTET in the PCBA. (Step 1) a) Set the multimeter function setting at “Diode measuring”. b) Contact the red pen pin to the metal panel connected with the black cable.
  • Page 18 PCBA and motor problems detection HT2410E Hedge trimmer Figure showing how to measure the MOSFET in the PCBA (Step 1)
  • Page 19 PCBA and motor problems detection HT2410E Hedge trimmer 11. Measure the MOSTET in the PCBA. (Step 2) a) Keep the multimeter function setting at “Diode measuring”. b) Contact the black pen pin to the metal panel connected with the red cable.
  • Page 20 PCBA and motor problems detection HT2410E Hedge trimmer Figure showing how to measure the MOSFET in the PCBA (Step 2) Three terminals Metal panel...
  • Page 21 PCBA and motor problems detection HT2410E Hedge trimmer 12. Test the motor assembly to judge if it is open-circuit. a) Set the multimeter function to “Resistance measuring” . b) Measure the resistance between any of the two terminals. c) If any of the measurements is infinite, means the circuit between the two connectors is open circuit, the motor is damaged.
  • Page 22 Part 2: Replace the Blade Assembly...
  • Page 23 Replace the blade assembly HT2410E Hedge trimmer 1. Loosen 6 pcs screws to remove the mounting cover. Screw Mounting cover Description Part Number Qty. Screw 5610294001 Mounting cover 3128704001...
  • Page 24 Replace the blade assembly HT2410E Hedge trimmer 2. Loosen 2 pcs screws to remove the support plate and 2 pcs bushes. Description Part Number Qty. Support plate 3706209001 bush 5650671001 screw 5620216005 Support plate Screw Bush...
  • Page 25 Replace the blade assembly HT2410E Hedge trimmer 3. Lock the blade set to make it stand still and remove the flange nut with 14mm socket wrench. Description Part Number Qty. 5630325001...
  • Page 26 Replace the blade assembly HT2410E Hedge trimmer 4. Remove the washer and blade assembly in sequence. Description Part Number Qty. Washer Washer 5650494001...
  • Page 27 Replace the blade assembly HT2410E Hedge trimmer 5. Separate the eccentric block from the blade set. 6. Replace the blade assembly with a new one, if the eccentric block is broken, replace it with a new one. Blade assembly Eccentric block...
  • Page 28 Replace the blade assembly HT2410E Hedge trimmer 7. Mount the eccentric block into the new blade assembly. Notice: Make sure there is a layer of grease(D73) between the contact surface of the blade and the eccentricity block.
  • Page 29 Replace the blade assembly HT2410E Hedge trimmer 8. Mount the eccentric block together with the new blade assembly onto the gear shaft.
  • Page 30 Replace the blade assembly HT2410E Hedge trimmer Notice: Blade side should face upwards and the holes of the support plate should be in alignment with the holes of the gear box. Blade side...
  • Page 31 Replace the blade assembly HT2410E Hedge trimmer 9. Mount the washer onto the shaft. 10. Mount the flange nut onto the shaft. 11. Lock the blade set and make it stand still, then tighten the nut with 14mm socket wrench.
  • Page 32 Replace the blade assembly HT2410E Hedge trimmer 12. Mount the bushes into the blade assembly. Notice: The holes of the nuts should be in alignment with the holes of clamp support. Bush clamp support Description Part Number Qty. clamp support...
  • Page 33 Replace the blade assembly HT2410E Hedge trimmer 13. Put the support plate on the blade assembly and tighten it with screw. Notice: The holes of the support plate should be in alignment with the holes of the bushes. Support plate...
  • Page 34 Replace the blade assembly HT2410E Hedge trimmer 14. Tighten 6 pcs screws to assemble the mounting cover. Mounting cover Screw...
  • Page 35 Part 3: Replace the PCBA...
  • Page 36 Replace the PCBA HT2410E Hedge trimmer 1. Disassemble the housing set as is shown in the “PCBA and Motor Problems Detection” section. 2. Take the motor assembly together with the blade assembly out of the left housing.
  • Page 37 Replace the PCBA HT2410E Hedge trimmer 3. Remove the triggers and PCBA out of the left housing, replace the defective PCBA with a new one. If any trigger is broken, replace it with a new one accordingly. Power pack button 2...
  • Page 38 Replace the PCBA HT2410E Hedge trimmer 4. Position the battery connection terminal and rear switch in the left housing. Battery connection terminal Rear switch...
  • Page 39 Replace the PCBA HT2410E Hedge trimmer 5. Position cables into the groove of the left housing and position the inductance in the left housing. Cables Inductance...
  • Page 40 Replace the PCBA HT2410E Hedge trimmer 6. Bind the cables with cable tie and insert the front switch through the hole of the left housing. Front switch...
  • Page 41 Replace the PCBA HT2410E Hedge trimmer 7. Position the PCBA in the groove of the left housing.
  • Page 42 Replace the PCBA HT2410E Hedge trimmer 8. Put the cables connected with the front switch into the groove and insert the capacitor into the groove. Cables Capacitor...
  • Page 43 Replace the PCBA HT2410E Hedge trimmer 9. Position cables into the groove of the left housing, cable sequence should be as follows. ④ ③ ② ①...
  • Page 44 Replace the PCBA HT2410E Hedge trimmer 10. Fix cables into the left housing as the following shows.
  • Page 45 Replace the PCBA HT2410E Hedge trimmer 11. Position the power pack buttons and the lever in the left housing. Lever Power pack button 1 Power pack button 2...
  • Page 46 Replace the PCBA HT2410E Hedge trimmer 12. Position the switch trigger and lock button in the left housing. Switch trigger Power pack button 1...
  • Page 47 Replace the PCBA HT2410E Hedge trimmer 13. Align the holes of front switch trigger with the ribs of the front side handle and position the front switch trigger in the front side handle. Notice: If the side handle was broken, replace it with a new one.
  • Page 48 Replace the PCBA HT2410E Hedge trimmer 14. Mount the cables connected with the front switch into the groove of the front side handle, cable sequence should be as follows. ② ① ③...
  • Page 49 Replace the PCBA HT2410E Hedge trimmer 15. Position the front switch trigger in the front hand side. Front switch trigger...
  • Page 50 Replace the PCBA HT2410E Hedge trimmer 16. Position the blade assembly together with the motor assembly into the left housing.
  • Page 51 Part 4: Replace the Motor and Gear Assembly...
  • Page 52 Replace the motor and gear assembly HT2410E Hedge trimmer 1. Disassemble the housing set as is shown in the “PCBA and Motor Problems Detection” section. 2. Take the motor assembly together with the blade assembly out of the left housing.
  • Page 53 Replace the motor and gear assembly HT2410E Hedge trimmer 3. Loosen 2 pcs screws on the support plate. Screw Description Part Number Qty. screw 5620216005...
  • Page 54 Replace the motor and gear assembly HT2410E Hedge trimmer 4. Remove the support plate and bushes. Bush Support plate Description Part Number Qty. Support plate 3706209001 bush 5650671001...
  • Page 55 Replace the motor and gear assembly HT2410E Hedge trimmer 5. Lock the blade set to make it stand still, then loosen the nut on the shaft and remove it. 6. Remove the washer. Washer...
  • Page 56 Replace the motor and gear assembly HT2410E Hedge trimmer 7. Remove the blade assembly together with the eccentric block. 8. Remove the washer. Washer Blade assembly Eccentric block...
  • Page 57 Replace the motor and gear assembly HT2410E Hedge trimmer 9. Loosen 3 pcs screws to separate the motor assembly from the gear case assembly. Motor assembly Screw Description Part Number Qty. Screw 5610294001 Motor assembly 2824923002...
  • Page 58 Replace the motor and gear assembly HT2410E Hedge trimmer 10. Take the washer out of the gear case assembly. Washer Description Part Number Qty. Washer 5650576001...
  • Page 59 Replace the motor and gear assembly HT2410E Hedge trimmer 11. Take the planet gears out of the gear case assembly. 12. Take the ring gear out of the gear case assembly. Ring gear Planet gear Description Part Number Qty. Planet Gear...
  • Page 60 Replace the motor and gear assembly HT2410E Hedge trimmer 13. Take the sun gear assembly out of the gear case assembly. Sun gear assembly Description Part Number Qty. Sun gear assembly 2824927001...
  • Page 61 Replace the motor and gear assembly HT2410E Hedge trimmer 14. Take the planet gears out of the gear case assembly. Planet gear Description Part Number Qty. Planet Gear 3520961001...
  • Page 62 Replace the motor and gear assembly HT2410E Hedge trimmer 15. Remove the circlip with circlip pliers. Circlip Circlip Description Part Number Qty. Circlip 5660018001...
  • Page 63 Replace the motor and gear assembly HT2410E Hedge trimmer 16. Take the carrier out of the gear case assembly. If the carrier is broken, replace it with a new one. 17. Take the ring gear out of the gear case assembly. If any part of the motor and gear assembly is broken, replace it with a new one.
  • Page 64 Replace the motor and gear assembly HT2410E Hedge trimmer 18. Mount the ring gear into the gear case assembly. 19. Mount the carrier into the gear case assembly. Ring gear Carrier...
  • Page 65 Replace the motor and gear assembly HT2410E Hedge trimmer 20. Fix the carrier to the gear case assembly with circlip. Circlip Circlip...
  • Page 66 Replace the motor and gear assembly HT2410E Hedge trimmer 21. Mount the planet gears into the gear case assembly. Planet gear...
  • Page 67 Replace the motor and gear assembly HT2410E Hedge trimmer 22. Mount the sun gear assembly into the gear case assembly. Sun gear assembly...
  • Page 68 Replace the motor and gear assembly HT2410E Hedge trimmer 23. Mount the ring gear into the gear case assembly. Ring gear...
  • Page 69 Replace the motor and gear assembly HT2410E Hedge trimmer 24. Mount the planet gears into the gear case assembly. Planet gear...
  • Page 70 Replace the motor and gear assembly HT2410E Hedge trimmer 25. Mount the washer into the gear case assembly. Washer...
  • Page 71 Replace the motor and gear assembly HT2410E Hedge trimmer 26. Assemble the gear case assembly with the motor assembly. Motor assembly...
  • Page 72 Replace the motor and gear assembly HT2410E Hedge trimmer 27. Fix the motor assembly to the gear case assembly with screws. Screw...
  • Page 73 Replace the motor and gear assembly HT2410E Hedge trimmer 28. Mount the washer onto the shaft. Washer...
  • Page 74 Replace the motor and gear assembly HT2410E Hedge trimmer 29. Mount the blade assembly onto the shaft. Notice: Blade side facing upwards. Holes on the plate support should be in alignment with holes on the gear case assembly. Blade side...
  • Page 75 Replace the motor and gear assembly HT2410E Hedge trimmer 30. Mount the washer onto the shaft. 31. Lock the blade set to make it stand still, then tighten the blade assembly with the motor assembly with nut. Notice: When finishing mount the blade assembly onto the gear shaft, unlock the blade set and rotate the nut with socket wrench, the blade set should move front and back freely, if not, reassemble the blade assembly.
  • Page 76 Replace the motor and gear assembly HT2410E Hedge trimmer 32. Mount the bushes into the blade assembly. 33. Put the support plate on the surface of the blade assembly. 34. Assemble the support plate with the blade assembly with screws.
  • Page 77 Replace the motor and gear assembly HT2410E Hedge trimmer 35. Mount the blade assembly together with the motor assembly into the left housing.
  • Page 78 Part 5: Assemble the Housing Set...
  • Page 79 Assemble the housing set HT2410E Hedge trimmer 1. Assemble the right housing with left housing with screws. Right housing Left housing...
  • Page 80 Assemble the housing set HT2410E Hedge trimmer 2. Tighten the screw on the right housing side. Screw...
  • Page 81 Assemble the housing set HT2410E Hedge trimmer 3. Tighten the screw on the left housing side. Screw...
  • Page 82 Assemble the housing set HT2410E Hedge trimmer 4. Assemble the rear side handle with the housing set. 5. Mount the front side handle on the rear side handle and tighten them with screws. Front handle Rear handle...
  • Page 83 Assemble the housing set HT2410E Hedge trimmer 6. Tighten the screws on each side of the housing set to firmly assemble the side handle with the housing set. Screw...
  • Page 84 Assemble the housing set HT2410E Hedge trimmer 7. Mount the cover with the housing set and tighten them with screws. Screw Mounting cover...
  • Page 85 Assemble the housing set HT2410E Hedge trimmer 8. Assemble the guard with housing set and tighten them with screws. Guard Screw THE END Upon continuous product improvement, please using the latest SBOM & Parts list to order spare parts if necessary.