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Technical Data - Husqvarna 2009 TE 250 Owner's Manual

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Table of Contents
MUM1-250_310_450_510_2009_GB

TECHNICAL DATA

ENGINE
Type........................................................single cylinder, 4 stroke
Cooling..........................liquid with electric fan on TE-SMR models
Bore (250) .....................................................................2.99 in.
Bore (310).................................................................3,27 in.
Bore (450-510) ..............................................................3.81 in.
Stroke (250-310)........................................................2.17 in.
Stroke (450)...................................................................2.39 in.
Stroke (510)...................................................................2.67 in.
Displacement (250) .................................................15.22 cu. in.
Displacement (310) ..............................................18,16 cu. in.
Displacement (450) .................................................27.39 cu. in.
Displacement (510) ..................................................30.56 cu. in
Compression ratio.............................................................12,9:1
Starting (TC) ................ kick start (with automatic decompressor)
Starting (SMR).... ..............electric (with automatic decompressor)
Starting (TE-TXC)..................electric and kick start (with automatic
decompressor)
TIMING SYSTEM
Type ......................................double overhead camshaft; 4 valve
Valve clearance (with engine cold)
Intake...........................................................0.004 ÷ 0,006 in.
Exhaust.........................................................0.006 ÷ 0,008 in.
LUBRICATION
Type...........Dry sump with two oil pump rotor and cartridge filter
IGNITION
Type ...........Electronic, inductive (TE-SMR) or capacitive (TC-TXC)
discharge, with adjustable advance (digital control)
Spark plug type........................................................NGK CR8EB
Spark plug gap ............................................................0.027 in.
8
21-05-2008
9:28
Pagina 8
FUEL SYSTEM
Type (TE-SMR) ....................................................Electronic injection feed
Type (TXC 250) ............."Keihin" FCR-MX 37 with acceleration pump and
throttle position sensor
Type (TC-TXC 450-510) .........Keihin" FCR-MX 41 with acceleration pump
and throttle position sensor
Venturi diameter (TXC 250)........................................................1.46 in.
Venturi diameter (TC-TXC 250-450) ............................................1.61 in.
High speed jet (TXC 250) .................................................................175
High speed jet (TC-TXC 450-510) .....................................................180
Low speed jet (TXC 250) ...................................................................42
Low speed jet (TC-TXC 450-510).........................................................45
Starting jet (TXC 250) ........................................................................72
Starting jet (TC-TXC 450-510) ............................................................85
Starting air jet............................................................................0.16 in.
Main air jet .....................................................................................200
Low air jet ......................................................................................100
Floater ........................................................................................g 11.2
Throttle piston................................................................................15 M
Metering pin ..............................................................................OBDVR
Metering pin slot (TXC 250)..............................................................4th
Metering pin slot (TC-TXC 450-510)..................................................5th
Idle mixture adjusting screw (TXC 250) .............................rounds 1+1/2
Idle mixture adjusting screw (TC-TXC 450-510)......................... rounds 2
PRIMARY DRIVE
Drive pinion gear- Clutch ring gear (TC 250) ...............................Z 20- Z 67
Drive pinion gear- Clutch ring gear (TE-TXC 250, TE 310).............Z 24- Z 88
Drive pinion gear- Clutch ring gear (450-510) .............................Z 23- Z 63
Transmission ratio (TC 250).................................................................3,350
Transmission ratio (TE 250-310)..........................................................3,666
Transmission ratio (450-510)..............................................................2,739
CLUTCH
Type...................................oil bath multiple disc clutch, hydraulic control
TRANSMISSION
Type..................................................................constant mesh gear type
Transmission ratio (TE-SMR-TXC)
1st gear .......................................................................2,000 (z 28/14)
2nd gear......................................................................1,611 (z 29/18)
3rd gear.......................................................................1,333 (z 24/18)
4th gear.......................................................................1,086 (z 25/23)
5 th gear......................................................................0,920 (z 23/25)
6 th gear......................................................................0,814 (z 22/27)
Transmission ratio (TC)
1st gear........................................................................1,866 (z 28/15)
2nd gear......................................................................1,444 (z 26/18)
3rd gear ......................................................................1,263 (z 24/19)
4th gear. ......................................................................1,086 (z 25/23)
5 th gear. .....................................................................0,954 (z 21/22)
SECONDARY DRIVE
Transmission sprocket- Rear wheel sprocket (TE 250-310) .......Z 13- Z 50
Transmission sprocket- Rear wheel sprocket (TE 450-510) .......Z 13- Z 47
Transmission sprocket- Rear wheel sprocket (TC 250) ..............Z 12- Z 50
Transmission sprocket- Rear wheel sprocket (TC 450) ..............Z 14- Z 50
Transmission sprocket- Rear wheel sprocket (TC 510) ..............Z 14- Z 47
Transmission sprocket- Rear wheel sprocket (SMR 450-510)....Z 15- Z 42
Transmission ratio (TE-TXC 250, TE 310) ........................................3,846
Transmission ratio (TC 450)...........................................................3,571
Transmission ratio (TC 510).......................................................... 3,357
Transmission ratio (SMR 450-510)................................................ 2,800
Transmission ratio (TE-TXC 450-510) ............................................ 3,615

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