Stihl MS 271 Manual

39MS 271 C, MS 291 C
: Remove oil seals (1) and (2) –
always install new oil seals.
: Remove sealant from the sealing
face (arrows).
: Inspect and clean the sealing
face (arrows), b
14
– Inspect the intake manifold (1)
and replace it if necessary – even
very minor damage can result in
engine running problems, b
3.7
: Take out the screws (2).
: Remove the intake manifold (1).
2710RA099 TG
1
2
2710RA100 TG2710RA101 TG
2 2
2
1
: Inspect and clean the sealing
faces (arrows) and remove any
gasket residue, b
14
– Clean the sealing face on the
intake manifold, b
14
When reinstalling the cylinder,
always seal it with fresh sealant on
the engine pan.
– Check the crankshaft and ball
bearings and replace if
necessary, b
6.6
– Inspect the piston and piston
rings and replace if necessary,
b
6.7, b 6.8
If the piston or the oil seals are
damaged, also inspect the inside of
the cylinder for signs of damage and
install a new cylinder if necessary.
Installing
: Fit the manifold (1) in position.
: Insert and tighten down the
screws (2) firmly.
2710RA102 TG2710RA103 TG
2 2
2
1
: Fit the installing sleeve (3)
1141 893 4600.
– Use the installing sleeve at both
sides.
: Fit the new oil seal (1) with the
support ring facing outwards.
: Fit the new oil seal (2) with the
sealing lip facing the crankshaft.
: Fit the retaining ring (1).
2710RA104 TG
1
233
2710RA105 TG
1

Stihl MS 271 Specifications

General

Motor type	2-stroke motor
Chain gauge	1.6 mm
Chain pitch	3/8 \
Blade length	400 mm
Automatic oiling	Yes
Oil tank capacity	0.24 L
Fuel tank capacity	0.5 L
Engine displacement	55.5 cm³
Engine power	3.8 hp
Power source	Gasoline

Weight and Dimensions

Weight	5600 g