Technical data

TM 9-1005-319-23&P 0005
0005-2
M16 SERIES RIFLE/M4 SERIES CARBINE - Continued
Table 1. Troubleshooting Procedures - Continued.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
1. FAILURE OF MAGAZINE TO LOCK IN RIFLE/CARBINE - Continued.
Step 2. Inspect for defective magazine catch spring (2).
Replace magazine catch spring (WP 0021).
Step 3. Inspect for worn or broken magazine catch (1).
Replace magazine catch (WP 0021).
1 v s 0 0 6
1
2
Figure 1. Magazine Catch Inspection.
2. FAILURE TO FEED.
Step 1. Inspect for weak or broken magazine catch spring (2).
Replace magazine catch spring (WP 0021).
Step 2. Inspect for defective magazine catch (1).
Replace magazine catch (WP 0021).
Step 3. Determine if magazine catch (1) is out of adjustment (will not retain magazine).
Refer to TM 9-1005-319-10.
Step 4. Check for short recoil.
See Malfunction 10.