TM 10-3930-659-20 17-34.    FORK SPACING CHAINS REPLACEMENT (Con't). NOTE Perform  steps  6  and  7  at  right  and  left  sides  of  carriage  assembly.    Each  side  has  two rollers, pins, and locknuts. 6. Remove four locknuts (11), pins (13), and rollers (12)    from    carriage    assembly    (6).        Discard locknuts. 7. If damaged, remove four lubrication fittings (14) from pins (13). b. INSTALLATION NOTE Perform steps 1 through 3 at right and left sides of carriage assembly.  Each side has two rollers, pins, and locknuts. 1. If removed, install four lubrication fittings (14) on pins (13). 2. Apply a coat of grease to surface of four pins (13). 3. Install four rollers (12) on carriage assembly (6) with four pins (13) and new locknuts (11). 4. Position two chains (4 and 7) on carriage assembly (6). 5. Install two chains (4 and 7) on chain adjusters (1) with six flat links (10), two links (8), and eight new cotter pins (9). 6. Install  two  chain  adjusters  (1)  on  left  and  right  forks  (3  and  5)  with  two  new  locknuts  (2).    Do  not  fully  tighten locknuts. 7. Tighten two locknuts (2) evenly until there is no slack in chains (4 and 7). TA707684 17-104