Echo PPF-236ES, Operator'S Manual

Page: 12 / 140

10
Before you start
Saw chain tension adjustment
1. Move stop switch to STOP position.
2. Disconnect spark plug cap.
3. Loosen two gearcase cover nuts (A) until finger tight.
4. Hold the bar nose up, and turn the adjuster screw (B) clock-
wise until the chain fits snugly against the underside of the
bar, as shown. Cold chain only - turn adjuster screw clock-
wise an additional 1/8 - 1/4 turn.
5. Tighten both gearcase cover nuts with nose held up. Tighten
rear nut first.
6. Pull the chain around the guide bar by hand. Reduce the
chain tension if you feel tight spots.
7. When chain is properly tensioned, tighten gear case cover
nuts securely.
8. Keep chain properly tensioned at all times.
9. Connect spark plug cap.
Preparing the fuel
WARNING
  Always disconnect spark plug cap before servicing cut-
ting attachment. Wear gloves when handling saw chain,
otherwise serious personal injury may result.
Correct cold ten-
sion Chain needs ten-
sioning Correct warm
tension
Side link contact-
ing guide bar Drive link tangs
hanging out of
guide bar Three mm (1/8")
between side
link and guide
bar at bottom
IMPORTANT
  Tighten gearcase cover nuts to 8 - 9 N·m (71 - 80 in. lbs.)
Do not over-tighten nuts. Damage may result.
NOTE

All chains require frequent adjustment.
DANGER
 Do not fuel up while the engine is hot or in operation.

Do not smoke or hold a flame near when refuelling.
If you do so, the fuel could ignite and cause fire, leading to burns.