●When discharging water, constantly monitor the level of the water source.
The strainer on the suction hose must remain 30 cm below the surface of
the water at least. Be sure to attach suction hose strainer and basket on
suction hose when delivering muddy water.
(4) Open the discharge valve.
Note:
Two types of discharge valve/handle
available as illustrated.
○Before opening water discharge valve,
be sure to warn the person holding the
branch pipe.
○The discharge port can be turned 180
degrees (VC72AS, VC52AS), 90 de-
gree (VC85BS, VC82ASE) in this case
stop the engine and open the discharge
9
valve.
Note:
If a portion of the suction hose is elevated
above the suction port, air can accumu-
late in hose. When discharge port is
opened,
fall not reaching the discharge port. If this occurs operate the vacuum pump
again.
(5) Adjust the water volume and pressure controlling the throttle dial.
water in the suction hose may
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