Table 2-1. Preventive Maintenance Checks and Services for Model M992A1
Not Fully Mission
48 Weekly Lights
Driver will turn on lights and crew
member will check for operation.
c. Check stoplights and taillights to
see that they operate properly.
Make sure lights brighten during
d. Check blackout drive lights:
l Set main light switch lever to BO
e. Check dome lights.
49 Weekly Bilge Pump
Do not run bilge pump for more
than one minute dry, or more than
15 minutes wet, without starting
Check operation of bilge pump. If
Bilge pump is in-
pump is dry, feel air outlet when
operative or missing.
pump is running.