Dacia Solenza 2004, Repair Manual

Page: 190 / 891

19
19 - 3
COOLING - EXHAUST - TANK
Checking
SPECIAL TOOLS
MS 554-01 Adapter for M.S. 554-07
MS 554-06 Adapter for M.S. 554-07
MS 554-07 Kit for checking the cooling system sealing
1. CIRCUIT SEALING CHECKING
Mount the adapter
M.S 554 –01
instead of
the expansion vessel valve.
Connect at the adapter, the
M.S. 554-07
device.
Warm the engine, then stop it.
Pump, in order to create pressure in the cir-
cuit.
Stop pumping at a value lower with
0.1 bar
then the valve calibrating value ( 1.2 bar)
The pressure must not drop, if not, check for
leak and fix it.
Progressively unscrew the device connection
for cooling circuit decompressing, then unscrew
the device, and mount back the expansion vessel
valve.
2. CHECKING ALVE CALIBRATION
Mount the expansion vessel valve on
adapter
M.S. 554-06
and connect it to the
MS 557-07 device.
Pump to increase the pressure, this must
be stabilized at the valve calibration value 1.2
with a checking tolerance of ±
0.1 bar.
The calibration value of the expansion
vessel valve is
: 1.2 bar.
vnx.su