For HID Products:
Step 1: Verify lamp wattage matches ballast list of lamps to be used (ANSI codes must match between lamp and ballast)
Step 2: Take working lamp from other fixture place in non-working fixture
Step 3: Type ‘O’ lamp must be used in pink (protected) socket (pictures of protected lamp)
Step 4: Screw lamp in hand tight, loosen one half turn, then tighten hand tight again.