Husqvarna 394XP Technical Data, Engine, Ignition system, Fuel and lubrication, Weight, Chain/bar

TECHNICAL DATA

	394XP
Engine
Cylinder volume, cu.in/cm3	5,7/94
Cylinder bore, inch/mm	2,2/56
Stroke, inch/mm	1,5/38
Idle speed, rpm	2 500
Recommended max.
speed, unloaded, rpm	12 500
Power, kW/rpm	5,2/ 9 600
Ignition system
Manufacture	SEM
Type of ignition system	CD
Spark plug	Champion
Electrode gap, inch/mm	RCJ 7Y
	0,020"/0,5
Fuel and lubrication
system
Manufacturer	Walbro
Carburetor type	WJ 70
Fuel capacity, US pint/litre	1,9/0,9
Oil pump capacity at 8500 rpm,
ml/min	14-21
Oil capacity, US pint/litre	0,9/0,5
Type of oil pump	Automatic
Weight
Without bar and chain, Lbs/kg	17,4/7,9
Chain/bar
Standard bar length,
inches/cm	18"/45
Recommended bar lengths,
inches/cm	18-36"/45-90
Usable cutting length
inches/cm	17-35"/44-88
Chain speed at max.
power, m/sec	21,4
Pitch, inch/mm	3/8" / 9,52
Thickness of drive link,	0,404"/10,26
inch/mm	0,050"/1,3
Number of teeth on drive	0,058"/1,5
sprocket	7

Recommended original and replacement bar and chain combinations

This Husqvarna saw model is in the ANSI category of saws above 3,8 cu. in. and are not required to comply with low kickback performance requirements. However, for the Husqvarna chain saw model 394XP we recommend the following cutting equipment.

	Guide bar		Saw chain
Length	Pitch	Max nose
inch	inch	radius
18-36	3/8	11T	Husqvarna H41 / S48 or
18-36	3/8	ATM 1,33" Oregon 73LP / 73LG

Listed ATM is the Oregon designation of Armour Tip Medium hard nose bar.

The combinations of power head, bar and chain have been investigated in accordance with the vibration requirements of ANSI B 175.1-1991.

Note: For the chains above you are free to choose between 0,050" and 0,058" gauge drive link for the corresponding bar, see the table below.

0,058"/1,5mm	H41	73LP	73LG	S48
0,050"/1,3mm	–	72LP	72LG	–

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