TM 9-2320-280-34
22-9. FIBERGLASS
REPAIR
a. General
The M998 hood and engine access cover are made of fiberglass ( sheet molding compound). Cracks, splits, or
holes may be repaired with a glass reinforced plastic laminate repair kit, MIL-R-19907c, NSN 2090-00-372-
6064.
b.
Inspection
NOTE
Hood surface has a thin layer of gel coat that may appear
cracked in a " piderweb" like pattern due to hood flexing. No
s
-
repair is required.
1.
Examine cracks to determine if they are surface only, or are deep brakes into material thickness.
2
If filler material chips off at bonding flanges, appearing as cracked but not broken through, area need
not be repaired.
3.
If a total penetration crack greater than one inch exists in critical areas: hinges (3), latches (2), or hood
stop (1) areas, repair immediately.
4.
If total penetration cracks exist in non-critical areas, do not repair until size is greater than three inches.
5.
If severe breaks develop in one area, remove fragmented material and use repair procedure for holes.
