EGO LM2120E-SP Repair Manual Line page 53

Handle Locking Clamp Replacement
LM2120E-SP Lawn Mower
6. Insert the shaft and knock it with a hammer until the lower side is flush with the housing surface.
7. Test the clamp. The side rails should be locked stably by the two clamps. They should not retract
when force is applied to the handle.
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