Echo HCAA-2401A-LW Bedienungsanleitung Seite 21

Care for cutting blades
Wear gloves to protect hands from sharp blades.
Failure to observe these precautions could lead to injury.
1. Bolt slots
1. Locknut
2. Bolt
CAUTION
3. Loosen 1/4 - 1/2 turn
4. Washer
Maintenance and care
Lubricating blades (Every 4 hours of operation)
Apply a few drops of oil the each bolt slots at the bottom of
blades.
Cleaning blades (After each use)
Remove gummy residue from blades with a 50 : 50 mixture of
kerosene (paraffin) and machine oil.
Adjusting gap between blades (As needed)
Loosen the locknuts 1/2 turn with T-wrench.
Tighten the blade bolts until snug with 10 mm open end wrench.
Loosen the bolts 1/4 - 1/2 turn.
Hold the bolts from turning and tighten the locknuts.
When bolt adjustment is correct, there should be a gap of 0.25 -
0.50 mm between the cutter blades and the flat washers, and the
flat washer beneath each bolt head should turn freely.
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