Table 3-1. TROUBLESHOOTING (Contd)
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
2 . INFARED LIGHT BEAM APPEARS WEAK
Step 1.
Check to see if scatter-
shield
is
partially
plugged or honeycomb is
deformed.
Remove/clean/replace,
as required (para. 3-5).
Step 2.
Check to see if lens is
dirty.
Clean lens (para. 3-6).
Step 3.
Check to see if lens is
scratched or pitted.
Report problem to direct
support maintenance.
76
