| 摘要 |
PROBLEM TO BE SOLVED: To obtain a heat exchanging ventilation device that enables a control circuit to be led into a body whatever state an external power supply wire is in, and also enables the led-in control circuit to be securely repaired from inside the main body.SOLUTION: A heat exchanging ventilation device includes: a body casing 1 in which an air supply channel and an exhaust channel are formed inside; a first maintenance opening 1 a formed in a side face of the body casing; a second maintenance opening forming in a bottom surface of the body casing; a first base 15 provided nearby the first maintenance opening; a control circuit 14 provided detachably to the first base on the side of the second maintenance opening, and also provided facing the first maintenance opening; a power supply terminal base 10 to which an external power supply wire 12 led in from outside can be connected and which is fixed to a surface of the first base on the side of the first maintenance opening; and a connection wire 9 connecting the power supply terminal base and control circuit to each other. |
