Operate HIRL which control the associated MALSR in accordance with TBL 3-4-9, except:
Step | Visibility | |
---|---|---|
Day | Night | |
5 | Less than 1 mile | When requested |
4 | 1 to but not including 2 miles | Less than 1 mile |
3 | 2 to but not including 3 miles | 1 to but not including 3 miles |
2 | When requested | 3 to 5 miles inclusive |
1 | When requested | More than 5 miles |
NOTE: When going from a given brightness step setting to a lower setting, rotation of the brightness control to a point below the intended step setting and then back to the appropriate step setting will ensure that the MALSR will operate at the appropriate brightness.