Echo X750020201 Chainsaw User Manual


 
13
CS-352
4. Unlock the chain brake, and mount guide bar on studs
and slide toward clutch to make saw chain installation
easier. Install chain with cutters on top of guide bar
facing forward.
5. Install the clutch cover over the guide bar studs. En-
sure chain tension adjuster pin ts into the guide bar
adjuster hole. Tighten clutch cover nuts nger tight.
ADJUSTING CHAIN TENSION
IMPORTANT
Always loosen clutch cover nuts before turning the
chain tension adjuster, otherwise the clutch cover and
tensioner will be damaged.
1. Remove spark plug lead. (See page 25)
2. Unlock chain brake and loosen two clutch cover nuts,
if necessary.
3. Hold the bar nose up, and turn the adjuster screw
clockwise until chain ts snugly against underside of
the bar.
4. Tighten both nuts with the bar nose held up.
5. Pull the chain around the bar by hand. Loosen the
adjustment if you feel tight spots.
6. When chain is properly tensioned, tighten clutch cover
nuts securely - 20 to 23 N·m (175 to 200 in. lb.).
7. Keep chain properly tensioned at all times.
Adjusting screw
Unlock chain brake
Direction to tension the chain
Guide bar
adjuster
hole
Clutch cover
Nuts
Adjuster pin
Clutch
Guide bar studs
Proper tension Impropertension