Fuel.supply.circuit.bleeding - VM Motori MR 700 Serie Gebrauchsanweisungenhandbuch

CHECKS AND CONTROLS
The information needed to carry out all
maintenance, check and control ope-
rations which do not require the repla-
cement of mechanical components are
provided below.
FUEL SUPPLY CIRCUIT BLEEDING
Follow the procedure below.
1 -Turn off the engine and remove the
ignition key.
2 -Let the engine cool down adequately to
avoid being burnt.
3 -Prepare a container of appropriate
capacity.
4 -Loosen the screw (E).
5 -Operate the pump (F) manually to
eliminate air from the circuit.
6 -Check that a flow of clean fuel contai-
ning no air bubbles is coming out of the
bleeder screw (E).
Important
When bleeding the fuel circuit, make
sure that you do not drain all the fuel
contained in the filter. If you do, remo-
ve the filter , fill it with fuel, replace it
and bleed again.
CONTROL SCREW TIGHTENING AND UNION SEALING
Follow the procedure below.
1 -Start the engine and run it at minimum
speed for a few minutes.
2 -Run the engine at normal speed until
the operating temperature (70÷80°C) is
reached.
3 -Turn off the engine and let it cool down.
Ed. 3 - 2012_11
7 -Tighten the screw (E).
8 -Wipe out the fuel residues before star-
ting the engine.
4 -Make sure the fixing screws of the
main parts are tightened properly.
5 -Check the union sealing on the fuel
supply circuit.
6 -Check the tightening of the clamps.
7 -Check any fluid leaks.
9
MR 700
pump (F)
bleeding screw
(E)
English