To provide a shutter pan cleaning apparatus for a coating device, capable of effectively cleaning the surface of the shutter pan and preventing reduction in function.

In a coating device for arranging a shutter pan 10 equipped with a guide plate 8 at the tip part of a shutter pan main body 7 having a liquid storage part at the tip at the upper part of a base paper pass line and dripping the curtain of a coating solution along the guide plate 8 to coat a base paper 2, a gate-shaped supporting structure 16 is installed in a backward falling way so as to stride over the middle part of the shutter pan 10 in a splashing position. A cleaning water header pipe 19 is supported on a supporting frame 16 and the cleaning water header pipe 19 is equipped with shower nozzles 20 and 21 for spraying cleaning water on the guide plate 8 and the liquid storage part of the shutter pan 10.