3.Installation and uninstallation of dirty water tank.
Press the release button of the dirty water tank and pull it to remove
the dirty water tank.
Place the bottom of the dirty water tank in the support position of
the fuselage opening, push the dirty water tank slightly and hear a click,
that is, the installation is successful.
4.disassembling the roller brush
Pull the handle of the roller brush and remove the roller brush.
Push the roller brush to the inside of the roller brush groove to make
sure the roller brush is installed in the groove, then finally install the
roller brush handle to the locked position, that is, the installation is
successful.
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