Engine; Timing System; Fuel System; Lubrication - Husqvarna 2011 TE 630 Workshop Manual

GENERAL INFORMATION

Engine

Type .............................................................................. single cylinder, 4 stroke
Cooling ............................................ Liquid with double radiator and heater fan
Bore .......................................................................................................100 mm
Stroke ...................................................................................................76.4 mm
Displacement ..................................................................................... 600 cu.cm
Compression ratio ...................................................................................12.4:1
Starting .................................................................................................. electric

Timing system

Type ................................. double overhead camshaft chain operated; 4 valve
Valve clearance ( cold with engine)
Intake .........................................................................................0.10 ÷ 0.15 mm
Exhaust......................................................................................0.15 ÷ 0.20 mm

Fuel system

Type ..............................................................................Electronic injection feed
Air cleaning: dry air filter

Lubrication

Type ................. Dry sump with positive displacement pump and cartridge filter

Cooling

Liquid with double radiator and electric fan
Coolant capacity ..................................................................................1.2 Litres

Ignition system

Type ....................................................................................Electronic, inductive
with adjustable advance (digital control)
Spark plug type..............................................................................NGK CR8EB
Spark plug gap ............................................................................. 0.7 - 0.8 mm

Drive and transmission

Clutch: oil bath multiple disc clutch, hydraulic control
Transmission: constant mesh gear type
Motion is transmitted from engine to gearbox primary shaft through spur gears
Primary drive
Drive pinion gear ......................................................................................... Z 32
Clutch ring gear .......................................................................................... Z 75
Transmission ratio .................................................................................... 2.343
Gear ratios:
Type .............................................................................constant mesh gear type
Transmission ratio
(TE)
1st gear....................................................................................... 2.615 (z 34/13)
2nd gear ..................................................................................... 1.812 (z 29/16)
3rd gear ...................................................................................... 1.350 (z 27/20)
4th gear ...................................................................................... 1.091 (z 24/22)
5th gear ...................................................................................... 0.916 (z 22/24)
6th gear ...................................................................................... 0.769 (z 20/26)
FINAL RATIOS (SMS)
1st gear....................................................................................... 2.615 (z 34/13)
2nd gear ..................................................................................... 1.812 (z 29/16)
3rd gear ...................................................................................... 1.350 (z 27/20)
4th gear ...................................................................................... 1.091 (z 24/22)
5th gear ...................................................................................... 0.957 (z 22/23)
6th gear ...................................................................................... 0.880 (z 22/25)
Part. N. 8000 H2051 (02-2010) A.3