Lubrication; Carburetor - Husqvarna WR 250 2002 Owner's Manual

Specifications - operation - maintenance
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LUBRIFICAZIONE
Motore .................miscela benzina olio al 3%
durante il rodaggio; al 2%, NON MENO,
a rodaggio effettuato
Trasmissione primaria/
cambio velocità ........................mediante l'olio
contenuto nel basamento
ACCENSIONE
Tipo ......................elettronica analogica (WR)
o digitale (CR) a scarica capacitiva
con anticipo variabile
Anticipo accensione..............vedere pag. 106
Tipo candela .................(250) "NGK" BR8 EG
(360) "NGK" B8 EG/ "NGK" B8 EGV
Distanza elettrodi candela ..........0,6÷0,7 mm
CARBURATORE
Tipo (WR 360) ......................"MIKUNI" TM 38
Tipo (WR, CR 250) ............"MIKUNI" TMX 38
Diametro diffusore ..............................mm 38
Getto massimo (WR, CR 250) ..............400
Getto massimo (WR 360)......................430
Getto minimo (WR, CR 250) ..................35
Getto minimo (WR 360) ..........................40
Getto starter ..............................................80
Valvola gas ..........................................4.0
Spillo conico (WR, CR 250)......J8-6DJ8-60
Spillo conico (WR 360) ........J8-6AEJ03-64
Tacca fiss. spillo (WR, CR 250)...................3
Tacca fiss. spillo (WR 360) ..........................2
Polverizzatore (WR, CR 250) ....................R.5
Galleggiante (n° 2) (WR, CR 250) ..........g 6,1
Galleggiante (n° 2) (WR 360) .................g 6,6
Vite aria aperta ..............................giri 1 e 1/2
in dotazione: 360,370,380,390,400
in dotazione: 370,380,390,410
in dotazione: 30,35,45
in dotazione: 40,45
in dotazione: J8-6AEJ03-60
in dotazione: J8-6DJ8-59 e J8-6DJ8-58
in dotazione: 3.0
22

LUBRICATION

Engine...............3% (1:32) of oil-gasoline mix
during running in; NOT LESS than
2% (1:50) when running in is over
Primary drive transmission/
Gearbox ..........................by the oil contained
IGNITION
Type........................electronic analogic (WR )
or digital (CR) capacitor-discharge
type, with adjustable timing
Ignition timing ...........................see page 106
Spark plug type ............(250) "NGK" BR8 EG
(360) "NGK" B8 EG/ "NGK" B8 EGV
Gap ....................................0.0236÷0.0275 in.

CARBURETOR

Type (WR 360) ....................."MIKUNI" TM 38
Type (WR, CR 250) ..........."MIKUNI" TMX 38
Venturi diameter..................................1.49 in.
High speed jet (WR, CR 250) ..............400
High speed jet (WR 360) ......................430
Low speed jet (WR, CR 250)..................35
Low speed jet (WR 360) ........................40
Starter jet ...................................................80
Throttle piston ......................................4.0
Metering pin (WR, CR 250) .... J8-6DJ8-60
Metering pin (WR 360) ...... J8-6AEJ03-64
a
Metering pin slot (WR, CR 250) .................3
a
Metering pin slot (WR 360)........................2
Pulverizer (WR, CR 250) ..........................R.5
Float (n° 2) (WR, CR 250)......................g 6,1
Float (n° 2) (WR 360) .............................g 6,6
Idle mixture adjusting
screw (turns) ..................................1 and 1/2
equipped: 360,370,380,390,400
equipped: 370,380,390,410
equipped: 30,35,45
equipped: 40,45
equipped: J8-6AEJ03-60
equipped: J8-6DJ8-59 e J8-6DJ8-58
equipped: 3.0
LUBRIFICATION
Moteur ............3% de mélange huile-essence
pendant le rodage, le rodage terminé,
Transmission princiale/
Boîte de vitesse ...............par l'huile du carter
in the crankcase
ALLUMAGE
Type.................electronique analogique (WR)
Avance à l'allumage ...........voir à la page 106
Bougie type ...................(250) "NGK" BR8 EG
Distance électrodes.......................0,6÷0,7 mm
CARBURATEUR
Type (WR 360) ......................."MIKUNI" TM 38
Type (WR, CR 250) ............."MIKUNI" TMX 38
Diamètre diffuseur.................................mm 38
Gicleur principal (WR, CR 250) ............400
Gicleur principal (WR 360) ....................430
Gicleur relenti (WR, CR 250) ..................35
Gicleur relenti (WR 360)..........................40
Gicleur starter ..............................................80
Soupape gaz ........................................4.0
Epingle conique (WR, CR 250) J8-6DJ8-60
rd
Epingle conique (WR 360) ..J8-6AEJ03-64
nd
Coche fixation épingle conique (WR, CR 250) 3ème
Coche fixation épingle conique (WR 360) ...2ème
Pulverisateur (WR, CR 250) .................................R.5
Flotteur (n° 2) (WR, CR 250)....................g 6,1
Flotteur (n° 2) (WR 360)...........................g 6,6
Vis air ouverte de tours ........................1 et 1/2
en dotation: 360,370,380,390,400
en dotation: 370,380,390,410
en dotation: 30,35,45
en dotation: 40,45
en dotation: J8-6AEJ03-60
en dotation: J8-6DJ8-59 e J8-6DJ8-58
en dotation: 3.0
PAS MOIN de 2%
ou digital (CR) à décharge
capacitive, avec avance variable
(360) "NGK" B8 EG/ "NGK" B8 EGV

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Wr 360 20022002 wr 2502002 cr 2502002 wr 360

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