TM10-3930-660-20 13-4. TIRES - REPLAcE  (Cont'd) c. d. Install reducer (5) onto valve stem (2) to protect threads of valve stem (2). Install head (4) onto adapter (5) to protect threads of adapter (5). 2. INSTALL  TIRE (3)  ON  WHEEL  ASSEMBLY (6)  . a. Place wheel assembly (6) flat on floor with remountable side facing up. b. Place tire (3) with properly lubricated tire bead on wheel assembly  (6). If aligning ring (7) becomes cocked, installing the flange will be difficult. Rim (b) is part of wheel assembly (6). co   Force aligning ring (7) down towards center of rim (b) base. d. Hold aligning ring (7) down and install new ()-ring (9) on rim (b). e. Align prying notch of lock ring (8)  opposite  of  valve  stem. f. Install lock ring (8) by placing end without prying notch into gutter of rim (b). g. Using a lock ring tire iron (c), pry lock ring (8) over edge of rim (b). 13-8