C6, TM 9-2350-230-12
Table 13-4. Cleaning and Inspection of 7.62MM Machine Gun M73E1 - Continued
COMPONENTS
CLEANING AND INSPECTION
Back Plate Assem-
Check spring action of solenoid trigger and sear of back plate assembly
bly with Solenoid
with solenoid. Check trigger safety for proper functioning.
Breechblock
Check for freedom of movement of the roller. Check the spring action
Assembly
of the firing pin and make certain the firing pin will protrude from
the breechblock.
Barrel Extension
Check rammer assembly. Make certain there is spring action in the
Assembly
cartridge extractor and firing pin extension. Make certain that
hammer sear housing is tightly secured to the barrel extension.
Check spring action of the hammer sear. Check lower assembly
for freedom of action of rollers. Check action of hammer for
proper functioning.
Charger Assembly
Check for loose parts. Pull on charger handle and check spring action.
Receiver Assembly
Check spring action of the right and left cover latch rod assemblies.
Check the spring action of the buffer support lever assemblies by
operating either lever. Examine camways of receiver body for
cracks and wear. Make certain rate control slide retaining
screws are tight and staked.
13-11. General
with 7.62MM machine gun M73 or M37E:,
Section 13-5. SHIPMENT AND LIMITED STOWAGE
AND DEMOLITION TO PREVENT ENEMY USE
13-8