metalhalide problem

[GREATMIKE]

underneath my tank

 

[reefman]

if possible, move it away from tank area so the heat does not raise the tank water temp.

 

[GREATMIKE]

its on the side wall

 

[qy7400]

Mike,

May want to check dust build up, while a year isn't that long sitting on top of a canopy they may have collected enough to cause the internals to overheat enough to shutdown.