VENTILATED FACE PIECE SYSTEM (VFPS) - Continued
Crew members are not authorized to change con-
1. Notify Organizational Maintenance to change M12A1 gas filter and/or Ml 3
particulate filter when one or more of the following conditions are observed:
Low air flow to face pieces
5,000-mile vehicle overhaul (peacetime operation)
10,000 hours of vehicle operation (no chemical agents used - wartime
1500 hours (approximately 5 months) of vehicle operation (chemical agents
used - wartime operation)
After each CK (cyanagen chloride - a blood agent) attack
At beginning of combat conditions and when use of CK is expected.
2. Notify Organizational Maintenance to replace spring clip if:
Clip is missing or damaged.
Rubber gasket is missing or does not seal properly.
PREPARATION FOR MOVEMENT
Before moving the M992, check to see that all systems and cargo compartments are
secured for travel. The following steps present specific items to be checked before
1. Make sure conveyor and stacker are properly stowed and secured (p 2-165