Technical data

TM 9-1005-319-23&P 0017
0017-3/4 blank
REPAIR OR REPLACEMENT
1. Clean, inspect, and lubricate the rail surfaces and recoil slots of the upper handguard assembly when
the weapon is cleaned and/or when handguards are being installed.
2. Use the general purpose brush (M16 rifle double-ended toothbrush) from the standard rifle/carbine
cleaning kit to clean the rail surfaces.
3. Lightly lubricate upper handguard assembly and spring latches in the handguard.
4. Remove burrs or nicks from rails using a small stone.
5. Replace defective items as authorized by WP 0039.
END OF TASK
ASSEMBLY
1. If removed, install two helical compression springs (9) to barrel stop (8) turning clockwise with needle
nose pliers.
NOTE
The flat spring (WP 0039, Figure 9, item 4) can only be used with the new style
special shaped spacer (PN 13012018).
2. Install flat spring (4) and special shaped spacer (5) to upper handguard (3). Secure with new spring pin
(6).
3. Install rear handguard clamp (1) to upper handguard (3) and secure with new spring pin (7).
4. If removed, install slotted screw (2) to upper handguard (3).
END OF TASK
END OF WORK PACKAGE