English / USA |
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Tensioning the Saw Chain | Checking Chain Tension | Fuel |
(Quick chain tensioner)
1
2
001BA112 KN
Retensioning during cutting work:
:Shut off the engine.
:Pull out the hinged clip and loosen the wingnut.
:Turn the adjusting wheel (1) clockwise as far as stop.
:Tighten down the wingnut (2) firmly by hand.
:Fold down the hinged clip.
:Follow instructions in "Checking Chain Tension".
A new chain has to be retensioned more often than one that has been in use for some time.
:Check chain tension frequently – see "Operating Instructions".
143BA007 KN
:Shut off the engine.
:Wear work gloves to protect your hands.
:Pull the hand guard toward the rear handle.
:Press down the throttle trigger interlock to release the chain brake.
:Chain must fit snugly against the underside of the bar – and, with the chain brake disengaged, it must still be possible to pull the chain along the bar by hand.
:If necessary, retension the chain.
A new chain has to be retensioned more often than one that has been in use for some time.
Check chain tension frequently – see chapter "During Operation".
This engine is certified to operate on unleaded gasoline and the STIHL two- stroke engine oil at a mix ratio of 50:1.
Your engine requires a mixture of high- quality gasoline and quality
Use
Fuel with a lower octane rating may increase engine temperatures. This, in turn, increases the risk of piston seizure and damage to the engine.
The chemical composition of the fuel is also important. Some fuel additives not only detrimentally affect elastomers (carburetor diaphragms, oil seals, fuel lines, etc.), but magnesium castings and catalytic converters as well. This could cause running problems or even damage the engine. For this reason STIHL recommends that you use only nationally recognized
34 | MS 280 C |