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Echo Brushcutter SRM2620U 2017 Flex Shaft Replacement

Introduction

This guide shows how to remove and replace the flexible driveshaft (flex shaft) in an Echo SRM-2620U Brushcutter.

This procedure can also be used to access and re-grease the existing flex shaft. This device requires 15 ml (1/2 oz) of lithium-based grease.

What you need

  1. Echo Brushcutter SRM2620U 2017 Flex Shaft Replacement, Disconnect the spark plug wire: step 1, image 1 of 3 Echo Brushcutter SRM2620U 2017 Flex Shaft Replacement, Disconnect the spark plug wire: step 1, image 2 of 3 Echo Brushcutter SRM2620U 2017 Flex Shaft Replacement, Disconnect the spark plug wire: step 1, image 3 of 3

    • Before you begin, ensure that the engine is powered down and cool to the touch.

    • Grip the plastic housing at the end of the spark plug wire and pull firmly to disconnect it.

    Edit

  2. Echo Brushcutter SRM2620U 2017 Flex Shaft Replacement, Remove the cutting head assembly: step 2, image 1 of 1

    • This Echo device has an included multi-tool with a T30 Torx screwdriver, but any T30 Torx driver is compatible.

    • Use a T30 Torx driver to remove the locating screw from the gear case.

    • Use a T30 Torx driver to loosen, but not remove, the collar screw securing the main shaft to the gear case.

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  4. Echo Brushcutter SRM2620U 2017 Flex Shaft Replacement: step 3, image 1 of 2 Echo Brushcutter SRM2620U 2017 Flex Shaft Replacement: step 3, image 2 of 2

    • Grip the cutting head assembly and pull to remove it from the shaft assembly.

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  5. Echo Brushcutter SRM2620U 2017 Flex Shaft Replacement, Remove the flex shaft: step 4, image 1 of 3 Echo Brushcutter SRM2620U 2017 Flex Shaft Replacement, Remove the flex shaft: step 4, image 2 of 3 Echo Brushcutter SRM2620U 2017 Flex Shaft Replacement, Remove the flex shaft: step 4, image 3 of 3

    • Wear gloves when handling and greasing the flex shaft.

    • Grip the flex shaft and pull to remove it from the shaft housing.

    • During reassembly, push the flex shaft into the shaft housing. Spin the flex shaft until the square head seats itself into the clutch fitting.

    Edit

  6. Echo Brushcutter SRM2620U 2017 Flex Shaft Replacement, Grease the flex shaft: step 5, image 1 of 1

    • If you are re-greasing the existing flex shaft, wipe it clean with a shop towel or rag before reapplying grease.

    • During reassembly, coat the flex shaft with a thin coating of 15 ml (1/2 oz) of lithium-based grease.

    • Take care to not get any dirt or debris on the flex shaft.

    Edit
Conclusion

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

One other person completed this guide.

Author

Carsten Frauenheim

Member since: 03/10/20

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