Section IV. FITTING PROCEDURES FOR WOODEN, FIBER
GLASS/ PLASTIC OR PLASTIC COMPONENTS
b. Insufficient Clearances at Rear End of Trigger
Housing Notch. Use chisel or round file to remove wood
or plastic as required until trigger action is free (M1 and
Minor alterations, generally referred to as fitting
M14 Rifles) (steps 1 and 2, fig 3-19).
procedures will be made, as required, on wooden, fiber
c. Operating Rod Cut Binds on Stock Ferrule.
glass / plastic or plastic components to insure that each
Use rasp to relieve wood or plastic as required (M and
weapon functions properly at all times.
M14 Rifles) (step c, fig 3-19).
d. Interference Between Stock and Connector
Assembly (M14 Rifle Only).
The following procedures are applicable to M1, M2
Carbines and M1, M14 Rifles unless otherwise indicated.
(1) Hand function operating rod slowly,
a. Firing Mechanism or Trigger Housing Group Binds in
observing for contact between operating rod, connector
Stock (MI and M14 Rifles-Wooden or Plastic Stocks).
assembly, and stock.
(2) Remove wood or plastic as required.
e. Loose Hand Guard Liner (MI and M2
Usually occurs where climate is
(1) Place rivet head on a small steel rod
humid and is due to an increased
punch clamped in a vise.
moisture content in the wood.
(2) Tighten rivets by spreading hollow (inner)
ends with blunt punch. Support the opposite (beaded)
(1) Use medium flat file to remove light
end of rivet while tightening.
shavings or filings (resin) from the underside of stock
Front Band Does Not Seat Properly. This
along the bearing surface of trigger guard group until
condition occurs when the shoulders of the stock or hand
proper fit is obtained.
guard or both components are not cut back far enough or
(2) As wood or plastic is removed, determine
the liner is too long (M1 and M2 Carbines).
the force required to lock the trigger guard by frequent
(1) Using fine flat file with a safe edge, file
reassembly. The normal force required to close the
rear face of shoulder only (step 4, fig 3-19).
trigger guard should not be excessive. The trigger guard
(2) File shoulders of the stock or hand guard
must not be loose. Make certain the trigger guard
at front of stock to insure proper seating and locking of
Do not file the hand guard liner too
short or the hand guard will fly off
Use extreme care to maintain the 100
angle and always remove the same
when the carbine is fired.
amount of wood or plastic from both
sides of the stock. Always file toward
the sharp edges'