Operation Manual

16
TECHNICAL DATA SHEET
Engine M3816 M4218
Cylinder volume, cm
3
38 42
Stroke, mm 32 32
Idle speed, rpm 3,000 3,000
Recommended max.
sp eed, unlo ade d, r pm 13,000 13,000
Power, kW 1,6 1,7
Ignition system
Manufacturer Walbro
Type of ignition system CD
Spark plug Champion
Electrode gap, mm 0,5
Fuel and lubrication system
Manufacturer Walbro
Carburetor type WT--662
Fuel capacity , litre 0,38
Oil pump capacity at
8500 rpm, ml/min 4 -- 8
Oil capacity, litre 0,2
Type of oil pump Automatic
Weight
Without bar and chain, kg 4,8
BAR CHAIN
Length Pitch Max
Inches Inches Tip Radius
16 0,375 7T Oregon 91VJ
18 0,375 7T Oregon
91VJ
16 0,375 7T Oregon
91VG
18 0,375 7T Oregon
91VG
Noise levels M3816 M4218
Equivalent (see note 1)
noise pressure level at
operator’ s ear, measured
according to relevant
international standards,
dB(A) 97 97
Equivalent (see note 1)
noise power level,
measured according to
relevant international
standards, dB(A) 106 106
Vibration levels
(see note 2)
Front handle, m/s
2
5,5 5,5
Rear handle, m/s
2
8,5 8,5
Chain/bar
Standard bar length, in/cm 16/40 18/45
Recomm ended bar lengths,
in/cm 16/40 18/45
Usable cutting length, in/cm 15,5/39 17,5/44
Chain speed at maximum
power , m/sec 19 19
Pitch, inches 0,375 0,375
Thickness of drive link, mm 1,3 1,3
No. of teeth on drive sprocket 6 6
Note 1: Equivalent noise level is, according to
ISO 22868,calculatedasthe time--weighteden-
ergy totalfor noiselevels under variousworking
conditions with the following time distribution,
1/3 idle, 1/3 full load, 1/3 full speed.
Note 2: Equivalent vibration level is, according
to ISO 22867, calculated as the time--weighted
energy total for vibration levels under various
working conditions with the following time dis-
tribution: 1/3 idle, 1/3 full load, 1/3 full speed.
0,375 85° 30° 0°0,050/1,3 5/32 / 4,0 0,025/0,6591VJ
16/40 : 56
18/45 : 62
91VG
0,375 0,050/1,3 5/32 / 4,0 85° 30° 0° 0,025/0,65
Inch/mm : dl
16/40 : 56
18/45 : 62
ADDRESS: Husqvarna Outdoor Products Italia S.p.A.
ViaComo72
Valmadrera, Lecco
ITALY I--238 68