Table 2-1. Unit Level Preventive Maintenance Checks and Services for M113A2 FOV
Check track pin nuts for looseness or
cracks. Replace cracked nuts. Check
track pins for stripped threads. Re-
place stripped track pins. Tighten
loose nuts to 115-135 Ib-ft (156-183
N.m)torque. Use torque wrench(Item
96, Appendix D).
Check grouser for wear or cracks on
Replace track shoe if
grouser measures less than 1/8
(3mm) in height or is cracked.
Any pin/nuts that
missing or protrud-
Grouser is worn be-
low 1/8''or cracked.