A WATER LEVEL ADJUSTMENT DEVICE (45) HAS A SCREW (97) MANUALLY OPERATED TO ADJUST BOTH THE CAMERA POSITION (31) AND THE MECHANISM CONFIGURATION (25); THE CAMERA (31) HAS A COLUMN (44) TO GUIDE THE FLOAT (38), AND THE SCREW (97) SCREWS ON AN INTERNAL THREAD (46) OF THE COLUMN ...
Adjustment of the screw 86 thus positively positions the two sections of the arm 21. This float 80 is of a hollow body construction formed with a filling tube and connector post 95 at the top. A portion of the filling tube and connector post 95 projects a distance outwardly from the ...