Gilera Runner RST 50 SP, Service Station Manual, Page: 33 / 183

transmissions
During this phase, the engine must be powered
with a 2% blend (at least 0.5 litres if the tank is
empty).
Remove the crankcase of the carburettor cover.
Start the vehicle and adjust the idle using the ad-
justment screw A on the carburettor. Adjust the
control wires. Adjust the control wires:
Knob command : remove the rubber cap and ad-
just the wire so that there is no play on the gas
knob.
Command to the carburettor : remove the rubber
cap and adjust the wire so that there is no play on
the sleeve.
Command to the mixer : remove the cap on the
crankcase and adjust the wire so that when the
gas knob is released, the reference on the rotating
plate is aligned with reference made on the mixer
body, as shown in the figure.
Turn the gas knob to the end stop a couple of times
and check that the regulations are done correctly,
then tighten all the adjustments.
N.B.
TO VERIFY THE CORRECT TIMING OF THE MIXER IT IS
NECESSARY TO REMOVE THE AIR CONDUIT OF THE
TRANSMISSION COVER.
CAUTION
IN CASE OF DISMANTLING OR RUNNING OUT OF OIL IN
THE RESERVOIR BLEED THE MIXER AS FOLLOWS: RE-
FILL THE OIL RESERVOIR WHEN THE MIXER IS FITTED
TO THE VEHICLE AND THE ENGINE IS OFF, UNDO THE
MIXER PIPE FROM THE CARBURETTOR AND LOOSEN
THE BLEED SCREWS (SEE THE ARROW IN THE FIGURE)
UNTIL THE OIL BEGINS TO FLOW OUT. TIGHTEN THE
SCREWS, START UP THE ENGINE AND WAIT FOR OIL TO
FLOW OUT OF THE TUBE. RECONNECT THE DELIVERY
PIPE TO THE CARBURETTOR AND FIX IT IN PLACE WITH
THE RELEVANT METAL CLIP.
Recommended products
AGIP CITY TEC 2T Mixer oil
synthetic oil for 2-stroke engines: JASO FC, ISO-
L-EGD
Runner RST 50 SP
Maintenance
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