Repair Manual

COOLING - EXHAUST - FUEL TANK
19
19 - 6
2. CHECKING OF EXPANSION VESSEL VALVE TARRING
After checking the tightness of the cooling circuit, release the radiator-expansion
vessel hose.
Create pressure in the circuit,value of the pressure shall be 0,1 bar higher that the value
marked on the valve.
In this situation,the pressure must decrease.If the pressure does not decrease,the valve
is blocked and shall be replaced.The valve shall be also be replaced in case it permits the
fluid passing.
The mark on the expansion vessel valve is in milibars ( 800 = 0,8 bars ).
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