Maintenance And Repairs - Stihl HS 46 Instruction Manual

Displacement: 1.31 cu. in
(21.4 cm
Bore: 1.3 in. (33 mm)
Stroke: 0.98 in. (25 mm)
Engine power to 0.9 bhp (0.65 kW)
ISO 7293: at 8,500 rpm
Idle speed: 2,900 rpm
Engine cut-off
speed: 9,300 rpm
Ignition System
Electronic magneto ignition
(breakerless)
Spark plug (resistor NGK CMR6H,
type): BOSCH USR4AC
Electrode gap: 0.02 in (0.5 mm)
Fuel System
All position diaphragm carburetor with
integral fuel pump
Fuel tank capacity:
Cutting blades
HS 46
Bidirectional, ground on one side
Sharpening angle: 35°
Tooth spacing: 1.18 in. (30 mm)
Stroke rate: 3,600 rpm
Cutting length: 18" (450 mm)
HS 46, HS 46 C, HS 56 C
HS 46 C
3)
Bidirectional, ground on one side
Sharpening angle:
Tooth spacing:
Stroke rate:
Cutting length:
HS 56 C
Bidirectional, ground on both sides
Sharpening angle:
Tooth spacing:
Stroke rate:
Cutting length:
Weight
complete with cutting attachment, dry
HS 46
18 in (450 mm) blade:
HS 46 C
9.5 fl.oz
(0.28 L)
22 in (550 mm) blade:
HS 56 C
24 in (600 mm) blade:

Maintenance and Repairs

35°
Users of this unit should carry out only
1.18 in. (30 mm)
the maintenance operations described
in this manual. STIHL recommends that
3,600 rpm
other repair work be performed only by
22 in (550 mm)
authorized STIHL servicing dealers.
Warranty claims following repairs can be
accepted only if the repair has been
performed by an authorized STIHL
45°
servicing dealer using genuine STIHL
1.34 in (34 mm)
replacement parts.
3,600 rpm
Genuine STIHL parts can be identified
24 in (600 mm)
by the STIHL part number, the
{ logo and, in some cases, by
the STIHL parts symbol K. The
symbol may appear alone on small
parts.
8.6 lbs
(4.0 kg)
9.5 lbs
(4.3 kg)
9.9 lbs
(4.5 kg)
English
27