The obstruction light can operate maintenance-free for a long time. Vaisala recommends that you visually inspect the obstruction light once a year to make sure correct operation. Clean it using a soft, lint-free cloth moistened with mild detergent.
The obstruction light can operate maintenance-free for a long time. Vaisala recommends that you visually inspect the obstruction light once a year to make sure correct operation. Clean it using a soft, lint-free cloth moistened with mild detergent.