Specifications - Stihl MM 55 Manual De Instrucciones

English
Definitions
1 Fuel Pump
Provides additional fuel feed for a
cold start.
2 Carburetor Adjusting Screws
For tuning the carburetor.
3 Spark Plug Boot
Connects the spark plug with the
ignition lead.
4 Starter Grip
The grip of the pull starter, for
starting the engine.
5 Muffler with Spark Arresting Screen
Muffler reduces exhaust noises and
diverts exhaust gases away from
operator.
Spark arresting screen is designed
to reduce the risk of fire.
6 Fuel Tank
For fuel and oil mixture.
7 Left Handle
For holding the unit with the left
hand during operation.
8 Control Handle
For holding and controlling the unit
with the right hand during operation.
9 Throttle Trigger Lockout
Must be depressed before the
throttle trigger can be activated.
10 Slide Control
For starting throttle, run and stop.
Keeps the choke partially open
during starting and switches off the
ignition to stop the engine.
11 Throttle Trigger
Controls the speed of the engine.
24
12 Handlebar
For holding and controlling the unit
with both hands during operation.
13 Knob
Locks the handlebar in the selected
position.
14 Throttle Cable Retainer
Secures the throttle cable to the
frame.
15 Loop Handle
For transporting the unit.
16 Fuel Filler Cap
For closing the fuel tank.
17 Air Filter Cover
Covers and protects the air filter
element.
18 Choke Lever
Eases engine starting by enriching
mixture.
19 Carrying Handle
For transporting the unit.
20 Deflector
Designed to reduce the risk of injury
from foreign objects flung
backwards toward the operator by
the attachment and from contact
with the attachment.
21 Gearbox
Transmits power from the engine to
the shaft.
22 Shaft
Holds the tools in position.
23 Hitch Pin
Secures the attachments and
simplifies removal and installation of
the attachments.

Specifications

EPA / CEPA
The Emission Compliance Period
referred to on the Emissions
Compliance Label indicates the number
of operating hours for which the engine
has been shown to meet Federal
emission requirements.
Category
A = 300 hours
B = 125 hours
C = 50 hours
Engine
Single cylinder two-stroke engine
Displacement: 1.66 cu. in.
(27.2 cm
Bore: 1.34 in. (34 mm)
Stroke: 1.18 in. (30 mm)
Engine power to
ISO 8893: 1.1 hp (0.8 kW)
Idle speed: 2800 rpm
Max. engine speed: 8900 rpm
Max. output shaft
speed (working tool) 200 rpm
Ignition system
Electronic magneto ignition
Spark plug Bosch WSR 6F,
(suppressed): NGK BPMR 7A
Electrode gap: 0.02 in. (0.5 mm)
MM 55, MM 55 C
3
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