38
11.
MAINTENANCE AFTER OPERATION
3.
Start the engine, and operate the priming lever with
the throttle lever at the suction position to produce a
vacuum.
*Priming (Vacuum) pump operating time: within 30
seconds.
4.
After a vacuum is produced, return the priming lever
to the original position, and stop the engine.
5.
Check that the vacuum pressure of the pressure
gauge for suction is about -0.08 MPa (-12psi).
6.
In order to check that there is no vacuum leak, leave
the pump for 30 seconds and confirm that the
pointer of the pressure gauge for suction keeps the
same pressure indication.
7.
Open the drain valves slowly to expose it to the
atmosphere, and check that the pointer of the
pressure gauge for suction returns to “0”.
8.
Close the drain valves.
Priming lever
Air valve for drainage
Pump drain Valves
OPEN
CLOSE
OPEN
CLOSE
Start
Priming lever
Stop
