Lesson. Maintenance of the Automatic Fire Extinguisher System (AFES)
Part A- Introduction to the M992 Carrier , Ammunition, Tracked (CAT)
Figure 1. Components of Each Subsystem for AFES Vehicle Thought 344
Part B- AFES Subsystem Components Identification
Engine AFES
Figure 3. Engine Test and Alarm Panels.
Figure 5: Remote Status Indicator and Fire Extinguisher.
Figure 6. Crew AFES Test and Alarm Panel
Figure 7. Optical Fire Sensing Assembly And Standard Control Electronic Amplifier.
Figure 8: Crew AFES Extinguishers.
Figure 9. AFES Manual Dischargre System Components
Deactivation
Figure 10. Engine and Crew Test and Alarm Panels
Reactivation
Part D- Removal and Installation of AFES Components
Engine AFES - Engine Compartment Fire Sensing Elements
Engine AFES - Engine Compartment Fire Sensing Elements - Continued
Engine AFES - Engine Compartment Fire Sensing Elements - Continued
Figure 12. Engine Compartment Fire Sensing Elements
AFES Cylinder Bottles - Removal And Installation
AFES Cylinder Bottles - Removal And Installation - Continued
Figure 14. Engine AFES Cylinder Bopttles (Vehicles 1 Through 344).
Figure 15. Engine AFES Cylinder Bottles (Vehicles 345 and Above).
Engine AFES Cylinder Bottles.
Crew AFES Cylinder Bottles
Figure 16. AFES/MDS Actuator Assembly and Full Handle.
Crew AFES Cylinder Bottles - Continued
Figure 17. Crew AFES Cylinder Bottles (Vehicles 1 Through 344).
Figure 18. Crew AFES Cylinder Bottles (Vehicles 345 and Above).
AFES Cylinder Bottle Bracket Straps, Brackets and Mounts, Removal and Installation.
AFES Cylinder Bottle Bracket Straps, Brackets and Mounts, Removal and Installation. - Continued
Figure 19. Engine AFES Cylinder Bracket Straps, Brackets and Mounts (Vehicles 1 Through 344).
AFES Cylinder Bottle Bracket Straps, Brackets and Mounts, Removal and Installation. - Continued - Od17000038
Figure 20. Engine AFES Cylinder Bottle Bracket Straps, Brackets and Mounts (Vehicles 345and Above).
AFES Cylinder Bottle Bracket Straps, Brackets and Mounts, Removal and Installation. - Continued - Od17000040
Figure 21. Crew Bottle Bracket Straps , Brackets and Mounts (Vehicles 1 Through 344).
Figure 22. Crew AFES Cylinder Bottle Straps, Brackets And Mounts (Vehicles 345and Above.)
Engine AFES Tubing and Nozzles- Removal And Installation.
Figure 23. Engine AFES Tubing- Crew Compartment.
Figure 24. Engine AFES Tubing- Crew Compartment.
Figure 25. Engine AFES Tubing and Nozzles- Engine Compartment.
Figure 26. Engine AFES Relays Cover.
Optical Fire Sensing Apparatus-Removal and Installation.
Figure 27. Crew AFES OFSA.
Figure 28. Engine AFES Relays- Removal.
Figure 29. Engine AFES Relays- Installation.
Figure 30. Engine AFES T/A Panel.
Test Alarm Panels. Standard Control Electronic Amplifier
Figure 31. Crew AFES T/A Panel and SCEA.
Figure 32. Engine AFES Remote Status Indicator.
AFES Electrical Wiring Harnesses - Removal and Installation.
Figure 33. Crew AFES Electrical Wiring Harness 12351498.
Figure 34. Crew AFES Electrical Wiring Harness 12351499.
AFES Electrical Wiring Harnesses - Removal and Installation. - Continued
Figure 35. Crew AFES Electrical Wiring Harness 12351501.
Figure 36. Crew AFES Electrical Wiring Cable 12351754.
Figure 37. Engine AFES Electrical Wiring Harness 12351500.
Figure 37 (Cont'd). EngineAFESElectrical Wiring Harness 12351500.
AFES Manual Discharge System - Removal and Installation Procedures
Figure 38. AFES MDS Actuator Assembly.
Figure 39. AFES MDS Pull Handle Assembly.
Perform Test of AFES.
Figure 40. AFES MDS Actuator Cable Removal.
Perform Test of AFES. - Continued - Od17000069
Figure 41. Crew Fire Detection T/A Panel.
Perform Test of AFES. - Continued - Od17000071
Figure 42. Crew Fire Detection T/A Panel Test Sequence.
Perform Test of AFES. - Continued - Od17000073
Perform Test of AFES. - Continued - Od17000074
Figure 43. Engine fire Detection T/A Panel Test Sequence.
Practice Exercise - Od17000076
Answer Key and Feedback - Od17000077
Maintenance of the Automatic Fire Extinguisher System (AFES), M992 Ammunition Carrier
Part A- Introduction to the M992 Carrier , Ammunition, Tracked (CAT)
Figure 1. Components of Each Subsystem for AFES Vehicle Thought 344
Part B- AFES Subsystem Components Identification
Engine AFES
Figure 3. Engine Test and Alarm Panels.
Figure 5: Remote Status Indicator and Fire Extinguisher.
Figure 6. Crew AFES Test and Alarm Panel
Figure 7. Optical Fire Sensing Assembly And Standard Control Electronic Amplifier.
Figure 8: Crew AFES Extinguishers.
Figure 9. AFES Manual Dischargre System Components
Deactivation
Figure 10. Engine and Crew Test and Alarm Panels
Reactivation
Part D- Removal and Installation of AFES Components
Engine AFES - Engine Compartment Fire Sensing Elements
Engine AFES - Engine Compartment Fire Sensing Elements - Continued
Engine AFES - Engine Compartment Fire Sensing Elements - Continued
Figure 12. Engine Compartment Fire Sensing Elements
AFES Cylinder Bottles - Removal And Installation
AFES Cylinder Bottles - Removal And Installation - Continued
Figure 14. Engine AFES Cylinder Bopttles (Vehicles 1 Through 344).
Figure 15. Engine AFES Cylinder Bottles (Vehicles 345 and Above).
Engine AFES Cylinder Bottles.
Crew AFES Cylinder Bottles
Figure 16. AFES/MDS Actuator Assembly and Full Handle.
Crew AFES Cylinder Bottles - Continued
Figure 17. Crew AFES Cylinder Bottles (Vehicles 1 Through 344).
Figure 18. Crew AFES Cylinder Bottles (Vehicles 345 and Above).
AFES Cylinder Bottle Bracket Straps, Brackets and Mounts, Removal and Installation.
AFES Cylinder Bottle Bracket Straps, Brackets and Mounts, Removal and Installation. - Continued
Figure 19. Engine AFES Cylinder Bracket Straps, Brackets and Mounts (Vehicles 1 Through 344).
AFES Cylinder Bottle Bracket Straps, Brackets and Mounts, Removal and Installation. - Continued - Od17000038
Figure 20. Engine AFES Cylinder Bottle Bracket Straps, Brackets and Mounts (Vehicles 345and Above).
AFES Cylinder Bottle Bracket Straps, Brackets and Mounts, Removal and Installation. - Continued - Od17000040
Figure 21. Crew Bottle Bracket Straps , Brackets and Mounts (Vehicles 1 Through 344).
Figure 22. Crew AFES Cylinder Bottle Straps, Brackets And Mounts (Vehicles 345and Above.)
Engine AFES Tubing and Nozzles- Removal And Installation.
Figure 23. Engine AFES Tubing- Crew Compartment.
Figure 24. Engine AFES Tubing- Crew Compartment.
Figure 25. Engine AFES Tubing and Nozzles- Engine Compartment.
Figure 26. Engine AFES Relays Cover.
Optical Fire Sensing Apparatus-Removal and Installation.
Figure 27. Crew AFES OFSA.
Figure 28. Engine AFES Relays- Removal.
Figure 29. Engine AFES Relays- Installation.
Figure 30. Engine AFES T/A Panel.
Test Alarm Panels. Standard Control Electronic Amplifier
Figure 31. Crew AFES T/A Panel and SCEA.
Figure 32. Engine AFES Remote Status Indicator.
AFES Electrical Wiring Harnesses - Removal and Installation.
Figure 33. Crew AFES Electrical Wiring Harness 12351498.
Figure 34. Crew AFES Electrical Wiring Harness 12351499.
AFES Electrical Wiring Harnesses - Removal and Installation. - Continued
Figure 35. Crew AFES Electrical Wiring Harness 12351501.
Figure 36. Crew AFES Electrical Wiring Cable 12351754.
Figure 37. Engine AFES Electrical Wiring Harness 12351500.
Figure 37 (Cont'd). EngineAFESElectrical Wiring Harness 12351500.
AFES Manual Discharge System - Removal and Installation Procedures
Figure 38. AFES MDS Actuator Assembly.
Figure 39. AFES MDS Pull Handle Assembly.
Perform Test of AFES.
Figure 40. AFES MDS Actuator Cable Removal.
Perform Test of AFES. - Continued - Od17000069
Figure 41. Crew Fire Detection T/A Panel.
Perform Test of AFES. - Continued - Od17000071
Figure 42. Crew Fire Detection T/A Panel Test Sequence.
Perform Test of AFES. - Continued - Od17000073
Perform Test of AFES. - Continued - Od17000074
Figure 43. Engine fire Detection T/A Panel Test Sequence.
Practice Exercise - Od17000076
Answer Key and Feedback - Od17000077
Maintenance of the Automatic Fire Extinguisher System (AFES), M992 Ammunition Carrier
