Instruction Manual

GS 461
English
31
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
Engine
STIHL single cylinder two-stroke engine
Ignition System
Electronic magneto ignition
This spark ignition system meets all
requirements of the Canadian
Interference-Causing Equipment
Standard CAN ICES-2/NMB-2.
Fuel System
All position diaphragm carburetor with
integral fuel pump
Weight
Cutting Attachment GS 461
Actual cutting length may be less than
the specified length.
Rollomatic G guide bar
3/8" diamond abrasive chain
Chain Sprockets
Users of this machine may only carry out
the maintenance and service work
described in this user manual. All other
repairs must be carried out by a
servicing dealer.
STIHL recommends that you have
servicing and repair work carried out
exclusively by an authorized STIHL
servicing dealer. STIHL dealers are
regularly given the opportunity to attend
training courses and are supplied with
the necessary technical information.
When repairing the machine, only use
replacement parts which have been
approved by STIHL for this power tool or
are technically identical. Only use high-
quality replacement parts in order to
avoid the risk of accidents and damage
to the machine.
STIHL recommends the use of original
STIHL replacement parts.
Original STIHL parts can be identified by
the STIHL part number, the {
logo and the STIHL parts symbol K
(the symbol may appear alone on small
parts).
Specifications
A = 300 hours
B = 125 hours
C = 50 hours
Displacement: 76.5 cm
3
Bore: 52 mm
Stroke: 36 mm
Engine power to
ISO 7293:
4.3 kW (5.8 HP)
at 9,800 rpm
Idle speed: 2,500 rpm
Cut-off speed: 13,500 rpm
Spark plug (resistor
type):
Bosch WSR 6 F,
NGK BPMR 7 A
Electrode gap: 0.5 mm
Fuel tank capacity: 0.78 l
Weight (dry, without bar and
chain): 7.6 kg
Bar lengths (3/8"
pitch): 40 cm
Groove width: 1.6 mm
36 GBM, Type 3210
Pitch: 3/8" (9.32 mm)
Drive link gauge: 1.6 mm
8-tooth for 3/8" (rim sprocket)
Maintenance and Repairs