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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, unl oade d, rpm 13,000 13,000
Power, kW 1,6 1,7
Ignition system
Manufacturer Walbro
Type of ignition s ystem CD
Spark plug Champion
Electrode gap, mm 0,5
Fuel and lubrication system
Manufacturer Walbro
Carburetor t ype 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 R adius
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 r elevant
international standards,
dB(A) 97 97
Equivalent ( see note 1)
noise power level,
measured according to
relevant inter national
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 barlengths,
in/cm 16/40 18/45
Usable cutting lengt h, in/cm 15,5/39 17,5/44
Chain speed at m aximum
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
ISO22868,calculatedasthetim e--weighteden-
ergy tot alfornoise levelsundervariousworking
conditions with the following time distribution,
1/3 idle, 1/3full load, 1/3 full speed.
Note2: Equivalent vibration levelis, 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--23868