Réparez vos affaires Communauté Boutique

Echo Chain Saw CS590 2019 Ignition Assembly Replacement

Introduction

Use this guide to replace the ignition assembly in your Echo Chain Saw CS-590 (2019). The ignition assembly includes the ignition coil, flywheel, and the woodruff key.

Although it's not necessary to remove the guide bar, it's highly recommended you do so to minimize any damage to the chain and to yourself.

Ce dont vous avez besoin

  1. Echo Chain Saw CS590 2019 Ignition Assembly Replacement, Turn off the chainsaw: étape 1, image 1 de 2 Echo Chain Saw CS590 2019 Ignition Assembly Replacement, Turn off the chainsaw: étape 1, image 2 de 2

    • Make sure you have the ignition switch turned off before starting your repair.

    • The chainsaw should be cool to the touch before continuing.

    Modifier

  2. Echo Chain Saw CS590 2019 Ignition Assembly Replacement, Loosen the air filter cover: étape 2, image 1 de 2 Echo Chain Saw CS590 2019 Ignition Assembly Replacement, Loosen the air filter cover: étape 2, image 2 de 2

    • Use your fingers to loosen the air filter cover knob.

    Modifier

  3. Echo Chain Saw CS590 2019 Ignition Assembly Replacement: étape 3, image 1 de 3 Echo Chain Saw CS590 2019 Ignition Assembly Replacement: étape 3, image 2 de 3 Echo Chain Saw CS590 2019 Ignition Assembly Replacement: étape 3, image 3 de 3

    • Remove the air filter cover.

    Modifier

  4. Echo Chain Saw CS590 2019 Ignition Assembly Replacement, Disconnect the spark plug: étape 4, image 1 de 3 Echo Chain Saw CS590 2019 Ignition Assembly Replacement, Disconnect the spark plug: étape 4, image 2 de 3 Echo Chain Saw CS590 2019 Ignition Assembly Replacement, Disconnect the spark plug: étape 4, image 3 de 3

    • Use your fingers to pull up and disconnect the spark plug boot.

    Modifier

  5. Echo Chain Saw CS590 2019 Ignition Assembly Replacement, Remove the air filter: étape 5, image 1 de 3 Echo Chain Saw CS590 2019 Ignition Assembly Replacement, Remove the air filter: étape 5, image 2 de 3 Echo Chain Saw CS590 2019 Ignition Assembly Replacement, Remove the air filter: étape 5, image 3 de 3

    • To minimize debris entering the intake, pull the choke shut before continuing.

    • Remove the air filter

    • During reassembly, clean the air filter with compressed air or with light brushing before reinstalling it.

    Modifier

  6. Echo Chain Saw CS590 2019 Ignition Assembly Replacement, Unfasten the front handle: étape 6, image 1 de 2 Echo Chain Saw CS590 2019 Ignition Assembly Replacement, Unfasten the front handle: étape 6, image 2 de 2

    • Use a T25 Torx screwdriver to remove the five screws securing the front handle to the bottom and right side of the device:

    • Four 24 mm-long screws

    • One 25 mm-long screw

    Modifier

  7. Echo Chain Saw CS590 2019 Ignition Assembly Replacement, Remove the front handle: étape 7, image 1 de 3 Echo Chain Saw CS590 2019 Ignition Assembly Replacement, Remove the front handle: étape 7, image 2 de 3 Echo Chain Saw CS590 2019 Ignition Assembly Replacement, Remove the front handle: étape 7, image 3 de 3

    • Pull the handle toward the rear of the device to remove it.

    Modifier

  8. Echo Chain Saw CS590 2019 Ignition Assembly Replacement, Remove the sprocket guard: étape 8, image 1 de 2 Echo Chain Saw CS590 2019 Ignition Assembly Replacement, Remove the sprocket guard: étape 8, image 2 de 2

    • Use a 13 mm wrench to remove the two nuts securing the sprocket guard.

    Modifier

  9. Echo Chain Saw CS590 2019 Ignition Assembly Replacement: étape 9, image 1 de 3 Echo Chain Saw CS590 2019 Ignition Assembly Replacement: étape 9, image 2 de 3 Echo Chain Saw CS590 2019 Ignition Assembly Replacement: étape 9, image 3 de 3

    • Remove the sprocket guard.

    Modifier

  10. Echo Chain Saw CS590 2019 Ignition Assembly Replacement, Remove the guide bar: étape 10, image 1 de 3 Echo Chain Saw CS590 2019 Ignition Assembly Replacement, Remove the guide bar: étape 10, image 2 de 3 Echo Chain Saw CS590 2019 Ignition Assembly Replacement, Remove the guide bar: étape 10, image 3 de 3

    • Push the guide bar towards the back of the device to create slack in the saw chain.

    • Pull the guide bar away from the device to separate the saw chain from the clutch drum.

    • Remove the guide bar.

    Modifier

  12. Echo Chain Saw CS590 2019 Ignition Assembly Replacement, Unfasten the front hand guard: étape 11, image 1 de 2 Echo Chain Saw CS590 2019 Ignition Assembly Replacement, Unfasten the front hand guard: étape 11, image 2 de 2

    • Make sure the front hand guard is in the unlocked position before continuing.

    • Use a T25 Torx screwdriver to remove the two 20 mm screws securing the front hand guard.

    Modifier

  13. Echo Chain Saw CS590 2019 Ignition Assembly Replacement, Remove the front hand guard: étape 12, image 1 de 2 Echo Chain Saw CS590 2019 Ignition Assembly Replacement, Remove the front hand guard: étape 12, image 2 de 2

    • Pull the front hand guard toward the rear of the device to remove it.

    Modifier

  14. Echo Chain Saw CS590 2019 Ignition Assembly Replacement, Unfasten the engine cover: étape 13, image 1 de 2 Echo Chain Saw CS590 2019 Ignition Assembly Replacement, Unfasten the engine cover: étape 13, image 2 de 2

    • Use a T25 Torx screwdriver to remove the three 20 mm screws securing the engine cover.

    Modifier

  15. Echo Chain Saw CS590 2019 Ignition Assembly Replacement, Remove the engine cover: étape 14, image 1 de 3 Echo Chain Saw CS590 2019 Ignition Assembly Replacement, Remove the engine cover: étape 14, image 2 de 3 Echo Chain Saw CS590 2019 Ignition Assembly Replacement, Remove the engine cover: étape 14, image 3 de 3

    • Pull the engine cover straight off the device to remove it.

    Modifier

  16. Echo Chain Saw CS590 2019 Ignition Assembly Replacement, Unfasten the starter case: étape 15, image 1 de 2 Echo Chain Saw CS590 2019 Ignition Assembly Replacement, Unfasten the starter case: étape 15, image 2 de 2

    • Use a T25 Torx screwdriver to remove the four 24 mm screws securing the starter case.

    Modifier

  17. Echo Chain Saw CS590 2019 Ignition Assembly Replacement: étape 16, image 1 de 3 Echo Chain Saw CS590 2019 Ignition Assembly Replacement: étape 16, image 2 de 3 Echo Chain Saw CS590 2019 Ignition Assembly Replacement: étape 16, image 3 de 3

    • Remove the starter case.

    Modifier

  18. Echo Chain Saw CS590 2019 Ignition Assembly Replacement, Reposition the spark plug cable: étape 17, image 1 de 3 Echo Chain Saw CS590 2019 Ignition Assembly Replacement, Reposition the spark plug cable: étape 17, image 2 de 3 Echo Chain Saw CS590 2019 Ignition Assembly Replacement, Reposition the spark plug cable: étape 17, image 3 de 3

    • Use your fingers to reroute the spark plug cable from its slot in the fan cover.

    Modifier

  19. Echo Chain Saw CS590 2019 Ignition Assembly Replacement, Reposition the ignition coil cable: étape 18, image 1 de 3 Echo Chain Saw CS590 2019 Ignition Assembly Replacement, Reposition the ignition coil cable: étape 18, image 2 de 3 Echo Chain Saw CS590 2019 Ignition Assembly Replacement, Reposition the ignition coil cable: étape 18, image 3 de 3

    • Use your fingers to reroute the ignition coil cable from its slot in the fan cover.

    Modifier

  20. Echo Chain Saw CS590 2019 Ignition Assembly Replacement, Disconnect the ignition coil: étape 19, image 1 de 2 Echo Chain Saw CS590 2019 Ignition Assembly Replacement, Disconnect the ignition coil: étape 19, image 2 de 2

    • Use pliers, or your fingers, to disconnect the ignition coil cable's spade connector.

    • Grip the connector by the base of the clear head and not the wire itself.

    Modifier

  21. Echo Chain Saw CS590 2019 Ignition Assembly Replacement, Unfasten the ignition coil: étape 20, image 1 de 2 Echo Chain Saw CS590 2019 Ignition Assembly Replacement, Unfasten the ignition coil: étape 20, image 2 de 2

    • Use a T25 Torx screwdriver to remove the two 20 mm screws securing the ignition coil.

    • During reassembly, insert the ignition air gap gauge to ensure a 0.35 mm space between the coil and the magnet.

    Modifier

  22. Echo Chain Saw CS590 2019 Ignition Assembly Replacement, Remove the ignition coil: étape 21, image 1 de 2 Echo Chain Saw CS590 2019 Ignition Assembly Replacement, Remove the ignition coil: étape 21, image 2 de 2

    • Remove the ignition coil.

    Modifier

  23. Echo Chain Saw CS590 2019 Ignition Assembly Replacement, Remove the flange nut: étape 22, image 1 de 2 Echo Chain Saw CS590 2019 Ignition Assembly Replacement, Remove the flange nut: étape 22, image 2 de 2

    • Wedge a flathead screwdriver between the chassis and the flywheel's spokes to prevent the flywheel from spinning.

    • Alternatively, you can seize the piston by inserting a rope down the spark plug shaft.

    • Use a 13 mm wrench to loosen and remove the flange nut located in the middle of the flywheel.

    Modifier

  24. Echo Chain Saw CS590 2019 Ignition Assembly Replacement, Unfasten the starter pawls: étape 23, image 1 de 2 Echo Chain Saw CS590 2019 Ignition Assembly Replacement, Unfasten the starter pawls: étape 23, image 2 de 2

    • Use a T25 Torx screwdriver to remove the two 16 mm screws securing the starter pawls.

    • Remove the starter pawls.

    Modifier

  25. Echo Chain Saw CS590 2019 Ignition Assembly Replacement, Starter pawl assembly information: étape 24, image 1 de 2 Echo Chain Saw CS590 2019 Ignition Assembly Replacement, Starter pawl assembly information: étape 24, image 2 de 2

    • During reassembly, be sure to reinstall the starter pawl assembly top to bottom in the following order:

    • 16 mm screw

    • Washer

    • Starter Pawl

    • Spacer

    • Torsion Spring

    Modifier

  26. Echo Chain Saw CS590 2019 Ignition Assembly Replacement, Unfasten the flywheel: étape 25, image 1 de 2 Echo Chain Saw CS590 2019 Ignition Assembly Replacement, Unfasten the flywheel: étape 25, image 2 de 2

    • Use a flywheel puller to disconnect the flywheel from the woodruff key.

    Modifier

  27. Echo Chain Saw CS590 2019 Ignition Assembly Replacement, Remove the flywheel: étape 26, image 1 de 3 Echo Chain Saw CS590 2019 Ignition Assembly Replacement, Remove the flywheel: étape 26, image 2 de 3 Echo Chain Saw CS590 2019 Ignition Assembly Replacement, Remove the flywheel: étape 26, image 3 de 3

    • Pull the flywheel straight off of the crankshaft and remove it.

    Modifier

  28. Echo Chain Saw CS590 2019 Ignition Assembly Replacement, Remove the woodruff key: étape 27, image 1 de 2 Echo Chain Saw CS590 2019 Ignition Assembly Replacement, Remove the woodruff key: étape 27, image 2 de 2

    • Insert a flathead screwdriver into the gap at the top of the woodruff key.

    • Pry with the screwdriver to separate the key from the crankshaft.

    Modifier

  29. Echo Chain Saw CS590 2019 Ignition Assembly Replacement: étape 28, image 1 de 1

    • Use pliers, or your fingers, to remove the woodruff key.

    • During reassembly, be sure to reinsert the woodruff key with the flat side facing outward.

    Modifier
Conclusion

To reassemble your device, follow these instructions in reverse order.

Une autre personne a terminé cette réparation.

Auteur

Alex Diaz-Kokaisl

Membre depuis le 01/16/22

126 625 Réputation

592 tutoriels rédigés

Badges: 34

+ 31 badges supplémentaires

Équipe

iFixit Membre de l'équipe iFixit

Staff

138 membres

17 679 tutoriels rédigés

0 commentaires

Ajouter un commentaire

Nombre de vues :

Dernières 24 heures : 1

7 derniers jours : 11

30 derniers jours : 73

Total : 798