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EGO CS1400E Repair Manual Line
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EGO CS1400E Repair Manual Line

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REPAIR GUIDELINE
CHAIN SAW_CS1400E
Version: 1
Issue Date: 2015/2/15

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Summary of Contents for EGO CS1400E

  • Page 1 REPAIR GUIDELINE CHAIN SAW_CS1400E Version: 1 Issue Date: 2015/2/15...

  • Page 2: Table Of Contents

    Table of Contents Contents Page Troubleshooting Tool list Disassemble the product Replace the PCBA 10-13 Replace the motor 14-15 Replace the oil tank assembly/Plastic gear Assemble the product 17-31...

  • Page 3: Troubleshooting

    Troubleshooting Problem Possible Cause Fault Position Test & Solution Open the housing, check if the white Battery cable that connects to the battery Weak connection of the connection connection terminal was insufficiently white cable terminals (base) soldered (weak connection), re-solder Fail to start/stops in the cable and check the function.
  • Page 4 Troubleshooting Problem Possible Cause Fault Position Test & Solution Saw chains slides on The sprocket was worn the sprocket/big Sprocket Replace the sprocket noise Motor bearing was worn Open the housing, replace the motor Noise Motor assembly...

  • Page 5: Tool List

    Tool List For Repair Tool List SPEC Remark Magnetic bits Electric soldering iron Heat gun Heat shrinkable sleeves Silicon glue Assist fixing the plug Scissors To remove the shrinkable sleeve Snap ring pliers To remove the E-ring...

  • Page 6: Disassemble The Product

    Disassemble the Product 1. Remove the side cover, saw chain and guide bar from the chain saw; Description Part Number SPEC Side cover assembly 2823860000 Saw Chain 3810637000 90PX052X (Oregon) Guide Bar 3705657000 144MLEA041 (Oregon) 350mm (14”)
  • Page 7 Disassemble the Product 2. Remove the E-ring, Gasket and Sprocket from the motor shaft. Description Part Number SPEC E-Ring 5660028000 5660208000 Gasket 3421564000 Sprocket...
  • Page 8 Disassemble the Product 3. Loose the four screws to remove the front handle from the housing. Description Part Number Quantity Tapping screw 5610042000 4 pcs 3127504000 Front Handle...
  • Page 9 Disassemble the Product 4. Remove the oil tank and loosen the screws in housing, total 12 pcs. 5. Open the housing. Description Part Number Quantity Tapping screw 5610042000 12 pcs...

  • Page 10: Replace The Pcba

    Replace the PCBA 1. Loosen the screws in fan baffle and remove the fan baffle from the motor. Description Part Number Quantity Tapping screw 5610042000 4 pcs Fan baffle 3127502000...
  • Page 11 Replace the PCBA 2. Move the oil tank aside; Remove the brake handle assembly. 3. Loosen the screw in the clamp and remove the clamp from the switch. Brake handle Brake Piece Clamp Description Part Number SPEC 3402731000 Brake handle Brake Piece 3705658000 Clamp...
  • Page 12 Replace the PCBA 4. Carefully remove the PCBA (including main switch, brake switch, battery connection terminals, PCBAs, capacitor and cables from the housing) PCBA capacitor PCBA Magnet Ring Main switch Brake Switch Battery connection terminals...
  • Page 13 Replace the PCBA 5. Remove the heat-shrinkable sleeves from the Motor PCBA connection terminals. 6. Disconnect the three cable connections with a soldering iron. 7. Remove the glue on the plug surface and disconnect the plug from PCBA. 8. Remove the whole PCBA from Motor, Replace the PCBA if it is broken. Yellow Brown Plug...

  • Page 14: Replace The Motor

    Replace the Motor 1. Remove the E-ring, Gasket and Sprocket from the motor shaft, see Page 7. 2. Disconnect the PCBA from motor, see Page 10-13. 3. Loosen the screws in motor support and remove the motor assembly together with motor support from the right housing.
  • Page 15 Replace the Motor 4. Loosen the screws in the motor support and take out the support from the motor. 5. Replace the motor if the it is broken. Description Part Number Quantity Motor support 3127503000 Motor assembly 2823855000 5620051000 3 pcs Screw...

  • Page 16: Replace The Oil Tank Assembly/Plastic Gear

    Replace the Oil Tank Assembly 1. Remove the flat washer and plastic gear from the pin. 2. Pull the oil outlet out of the housing. 3. Loosen the locking screw and take out the oil tank assembly. 4. Replace the oil tank assembly if it leaks or no oil is drained out. Plastic gear Locking screw Oil Tank Assembly...

  • Page 17: Assemble The Product

    Assemble the Product 1. Insert the oil outlet into the oil hole of the housing. 2. Lock the oil pump in the housing with screw. 3. Mount the plastic gear onto the pin, make sure the eccenter downwards Pump head Oil pump Eccenter Oil hole...
  • Page 18 Assemble the Product 4. Use a slotted screwdriver to push the pump head, make sure the pump head rests against the eccenter of the plastic gear. Eccenter Bump head...
  • Page 19 Assemble the Product 5. Align the motor support with the motor mounting holes and lock it onto the motor with 3 screws. Align the two domes towards the top of the PCB Description Part Number Quantity Screw 5620051000 3 pcs...
  • Page 20 Assemble the Product 6. Align the motor support and motor with the right housing and position it in place. Lock the motor support with 6 screws. Description Part Number Quantity Tamping screw 5610042000 6 pcs...
  • Page 21 Assemble the Product 7. Fix the brake switch in housing, lock the switch with the clamp. 8. Move the trigger to the left and mount the brake handle in position. 9. Move the brake handle to test the brake function (mechanical function) Align the cables in groove Brake handle...
  • Page 22 Assemble the Product 10. Align the cables in the grooves and fix the PCBA, capacity, main switch, battery connection terminal in the housing. Electrolytic PCBA PCBA Main Switch capacitor Battery connection terminal (base)
  • Page 23 Assemble the Product Cable alignment Thin cables in Thick cables in this groove this groove...
  • Page 24 Assemble the Product 11. Connect the plug to the socket on the motor PCBA . Apply some silicon glue around the plug to protect it from loosening in use. Plug...
  • Page 25 Assemble the Product 12. Move the oil tank to the position as the figure shown below. 13. Mount the fan baffle to the motor and lock it with 4 screws. Oil tank Fan baffle Description Part Number Quantity assembly 5610042000 Tapping screw 4 pcs Fan baffle...
  • Page 26 14. Test the chain saw before closing the housing. (1) Move the brake handle to the unlock position (2) Mount a EGO battery onto the connection base (3) Press the main switch and check if the motor runs. Unlock position...
  • Page 27 Assemble the Product 15. Fix the lock-off button into the mounting hole in the handle. 16. Fix the trigger in the handle. Lock-off button Trigger Description Part Number Switch Trigger 3127496000 Lock off Button 3127495000 Spring 3660427000...
  • Page 28 Assemble the Product 17. Close the housing and lock with 12 pcs tapping screws. 18. Mount the front handle to the housings and lock with 4 pcs tapping screws. 19. tighten the oil cap. Description Part Number Quantity Tapping screw 5610042000 12 pcs...
  • Page 29 Assemble the Product 20. Mount the Sprocket, flat gasket onto the motor shaft and lock with E-ring. Sprocket Description Part Number E-Ring 5660028000 Gasket 5660208000 Sprocket 3421564000 E-ring Flat gasket...
  • Page 30 Assemble the Product 21. Assemble the guide bar and saw chain: (1) Turn the chain tensioning knob towards the front handle as far as it will go. (2) Place the chain drive links into the guide bar groove. (3) Hold the chain in position on the guide bar and place the loop around the sprocket. Chain tensioning knob Direct the cutting edge towards the rotating direction...
  • Page 31 Assemble the Product 21. Assemble the guide bar and saw chain: (4) Close the side cover and tighten the side cover knob by turning it clockwise. (5) Remove all the sawdust from the chain by turning the chain tensioning knob clockwise until the chain seats snugly against the guide bar with the drive links in the guide bar groove.