Specifications - Troy-Bilt TB490BC Manual Del Operador

ENGINE*
Engine Type.......................................................................................................................................... Air-Cooled, 4-Cycle
Displacement......................................................................................................................................... 1.6 cu. in. (26.2 cc)
Clutch Type ......................................................................................................................................................... Centrifugal
Operating RPM ....................................................................................................................................... 6,800 - 9,300 rpm
Idle Speed RPM ........................................................................................................................................ 3,000-3,600 rpm
Ignition Type.......................................................................................................................................................... Electronic
Ignition Switch ................................................................................................................................................Rocker Switch
Valve clearance (intake) ........................................................................................................ .003–.006 in. (.076–.152 mm)
Valve clearance (exhaust) ..................................................................................................... .013–.016 in. (.330–.406 mm)
Spark Plug Gap ................................................................................................................................ 0.025 inch (0.655 mm)
Lubrication ........................................................................................................................................................... SAE 30 Oil
Crankcase Oil Capacity ................................................................................................................................ 3.4 oz (100 ml)
Fuel ....................................................................................................................................................................... Unleaded
Carburetor ....................................................................................................................................... Diaphragm, All-Position
Starter............................................................................................................................................................... Auto Rewind
Muffler ..................................................................................................................................................... Baffled with Guard
Throttle ............................................................................................................................................... Manual Spring Return
Fuel Tank Capacity........................................................................................................................................ 12 oz (355 ml)
DRIVE SHAFT & CUTTING ATTACHMENT*
Drive Shaft Housing .................................................................................................................. Aluminum Tube (EZ-Link™)
Throttle Control ........................................................................................................................................ Finger-Tip Trigger
Unit Weight (No Fuel, with J-handle, Cutting attachment shield and Cutting attachment) ........................ 13.15 lbs (6 kg)
Cutting Mechanism ................................................................................. 4-Tooth Cutting Blade, Dual String Cutting Head
Line Spool............................................................................................................................................. Bump Line Releaser
Line Spool Diameter ............................................................................................................................ 4 inches (101.6 mm)
Trimming Line Diameter ..................................................................................................................... 0.105 inch (2.66 mm)
Cutting Path Diameter, Cutting Attachment ........................................................................................ 18 inches (45.7 cm)
Cutting Path Diameter, Cutting Blade .................................................................................................... 8 Inches (204 mm)
Shoulder Harness ................................................................................................................................... Single Quick-Snap
*All specifications are based on the latest product information available at the time of printing. We reserve the right to
make changes at any time without notice.
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SPECIFICATIONS