Stihl MS 391 Safety Manual

Chain Saw Safety Manual
English
13
Switch off engine
– to check the chain tension
– to retension the chain
– to change chains
– for remedying malfunctions
Observe sharpening instructions –
for safe and proper handling, always
keep the chain and guide bar in flawless
condition. Keep the chain properly
sharpened, tensioned and well
lubricated.
Change chain, guide bar and chain
sprocket in due time.
Check that the clutch drum is in perfect
working condition.
Always store fuel and chain lubricant
only in the specified type of containers
and ensure they are correctly labeled.
Avoid direct skin contact with gasoline.
Do not inhale gasoline vapors – danger
to health!
In the event of a chain brake
malfunction, switch off the machine
immediately – risk of injury! Consult a
dealer – do not use the machine until the
malfunction has been remedied, see
"chain brake".

Stihl MS 391 Specifications

General

Motor type	2-stroke motor
Chain gauge	1.6 mm
Chain pitch	3/8 \
Automatic oiling	Yes
Oil tank capacity	0.35 L
Fuel tank capacity	0.6 L
Engine displacement	64.1 cm³
Engine power	4.4 hp
Power source	Gasoline

Weight and Dimensions

Weight	6200 g