Husqvarna 966631102, 966629602, 966629501 Technical data Motor, Weight 570BTS 570BFS 580BTS 580BFS

TECHNICAL DATA

Technical data

Motor

Cylinder displacement, cu.in/cm3

Idle speed, rpm

Max. engine output, acc. to ISO 8893, kW/ rpm

Catalytic converter muffler

Speed-regulated ignition system

Emissions Durability Period according to California Air Resources Board, h.

Ignition system

Spark plug

Electrode gap, inch/mm

Fuel and lubrication system

Fuel tank capacity, US pint/litre

Weight

570BTS	570BFS	580BTS	580BFS
65.6	65.6	75.6	75.6
2000	2000	2000	2000
2.94 / 8000	2.94 / 8000	3.13 / 7200	3.13 / 7200
No	No	No	No
Yes	Yes	Yes	Yes
300	300	300	300
NGK	NGK	NGK	NGK
CMR7H	CMR7H	CMR7H	CMR7H
0,024-0,028/	0,024-0,028/	0,024-0,028/	0,024-0,028/
0,6-0,7	0,6-0,7	0,6-0,7	0,6-0,7
4,6/2,2	4,6/2,2	5,5/2,6	5,5/2,6

Weight without fuel, Lbs/kg	24,5/11,1	24,9/11,3	25,8/11,7	26,0/11,8
Sound levels
(see note 1)
Equivalent sound pressure level at the operator’s ear, measured	99	99	100	100
according to EN15503 dB(A)
Vibration levels
(see note 2)
Equivalent vibration levels (ahv,eq) at handles, measured	1,8	5,0	1,6	3,3
according to EN15503, m/s2
Fan performance
Max. air velocity vith standard nozzle, m/s / mph:	106/236	106/236	92/206	92/206
Air flow with standard nozzle, m3/min/cfm	21,8/770	21,8/770	25,7/908	25,7/908
Average air volume at the cover, m3/min / cfm	27,5/972	27,5/972	29/1024	29/1024

Note 1: The equivalent sound pressure level value is calculated with a work cycle of a duration of 1/7 for idling and 6/7 for racing. Reported data for equivalent sound pressure level for the machine has a typical statistical dispersion (standard deviation) of 1 dB(A).

Note 2: The equivalent vibration level value is calculated with a work cycle of a duration of 1/7 for idling and 6/7 for racing. Reported data for equivalent vibration level has a typical statistical dispersion (standard deviation) of 1 m/s2.

1155849-49 Rev. 2 2013-03-22 English – 25