Echo HC-165 Operator's Manual page 29

HC-165/185 MAINTENANCE
Adjustment
Level 2.
Parts Required: none
Hedge clipper blades are very sharp. Touching them may
lead to severe personal injury. Use long hex wrenches and
sockets with extensions when tightening blade screws and
blade locknuts to keep hands at a safe distance from sharp
blades.
1. Tighten blade screws. (A) securely
2. Hold blade screws (A) to prevent turning, and tighten
locknuts (B).
A
Locking ability of Hedge Clipper blade lock nuts will diminish
each time they are removed. Replace if turning resistance is not
B
felt when installing locknuts.
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