Stihl MS 271 Manual

48 MS 271 C, MS 291 C
7.5 Spark Plug Boot / Ignition
Lead
– The ignition module (1) and
ignition lead (2) form a unit. A
new ignition module must be
installed if the ignition lead is
damaged.
: Lift the air guide shroud (1) a little
and pull the ignition lead (2) out
of the guides (arrows)
– take care not to distort the air
guide shroud.
: Use suitable pliers to pull the leg
spring out of the spark plug boot.
– Unhook the leg spring from the
ignition lead.
– Pull the boot off the ignition lead.
2710RA132 TG
1
2
5902RA178 TG
Installing
– If the ignition module is new, use
a pointed tool to pierce the center
of the ignition lead’s insulation,
about 15 mm from the end of the
lead.
: Pinch the hook of the leg spring
into the pierced hole in the center
of the lead (arrow).
– Coat the inside of the spark plug
boot with
STIHL press fluid, b
14
: Hold the ignition lead and leg
spring together and push them
into the spark plug boot.
165RA188 TG
5902RA179 TG
: Make sure the leg spring (arrow)
locates properly inside the spark
plug boot.
– Reassemble all other parts in the
reverse sequence.
7.6 Flywheel
The new puller 5910 890 4504 (with
a longer base block) must be used
on models with ErgoStart. The new
puller replaces the previous puller
1135 890 4500, which can still be
used on standard models.
– Remove the shroud, b
6.4
– Remove the fan housing, b 8.2
– Use locking strip to block the
piston, b
4
: Unscrew the flywheel nut (1).
0001RA504 TG
0001RA165 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