TM-9-2350-261-20-3 Unit Maintenance Manual Volume 3 M113A2 M577A2 M1064 M1068 M1059 M901A1 Download
Page 515 of 936
TM 9-2350-261-20-3 ADJUST RAMP LOCK (M113A2, M901A1, AND M1059 ONLY) — Continued 0556 00 RAMP LOCK ADJUSTMENT NOTE All ramp adjustments must be done with the ramp down. Always adjust forward linkage first. 1 . Lower r am p (see y our -10 ). 2. Remove cotter pin (1) and headed pin (2) from clevis (3). Discard cotter pin. 3. Disconnect clevis (3) from link (4). 4. Swing ramp lock handle (5) forward. If catch (6) does not engage with striker (7), adjust catch (Step 5). If catch and striker adjustment is correct, go to Step 7. NOTE Install the same number of flat washers on each side of all four supports. 5. To adjust catch (6) and striker (7), remove eight screws (8) and key washers (9) from four supports (10). Discard key washers. Remove or add new flat washers (11), as required, to shim between supports (10) and hull top plate. 6. Install eight new key washers (9). Tighten eight screws (8). If shimmed right, catch (6) on lock handle (5) will engage firmly with striker (7). Bend keys to secure screws. 0556 00-3