Vespa LX 50 4T User Manual

03_30
Idle adjustment (03_30)
Proceed as follows:
1. Rest the scooter on its centre stand and lift the saddle (as described in the
«Saddle opening to reach helmet compartment» section).
2. Remove the helmet compartment.
3. To adjust the idle speed, start the engine, then loose or tighten the screw
«B» until you reach the recommended idle speed taking care the engine does
not make the rear wheel move.
If adjustment is difficult, take your vehicle to a Dealer or an Authorised PIAGGIO
Service Centre to adjust CO to idle speed.
WARNING
IDLE SPEED MUST BE ADJUSTED WHEN THE ENGINE IS VERY HOT. BEFORE
THIS OPERATION, MAKE SURE THAT THE THROTTLE GRIP HAS THE RECOM-
MENDED BACKLASH. IF BACKLASH IN THE THROTTLE CONTROL TRANS-
MISSION NEEDS ADJUSTING TAKE YOUR SCOOTER TO A PIAGGIO DEALER
OR AUTHORISED SERVICE CENTRE
Characteristic
Engine idle speed
approx. 1600 ÷ 1800 rpm
42
3 Maintenance

Vespa LX 50 4T Specifications

General

Engine Type	Single-cylinder, 4-stroke
Displacement	49.9 cc
Cooling System	Air-cooled
Fuel System	Carburetor
Front Brake	200 mm disc
Rear Brake	110 mm drum
Front Tire	110/70 - 11"
Rear Tire	120/70 - 10"
Height	1, 140 mm
Transmission	Automatic
Fuel Tank Capacity	7 liters
Seat Height	785 mm
Dry Weight	96 kg
Max Power	4.35 hp @ 8, 250 rpm
Length	1, 770 mm
Width	705 mm
Front Suspension	Single arm with helical spring and hydraulic shock absorber