The defibrillator is located outside the Naseby Store.  The code to access the defibrillator is 3579#.
The defibrillator is maintained through donations, mainly through the sale of Naseby magnets at the Info Centre, and raffles at the Royal Hotel.  If you wish to make a donation you can do this at the Royal Hotel.  Funds are used for battery replacement, paddle replacement and other essential maintenance to ensure the defibrillator is always available.