TM 5-3895-369-14
5-90. ROTOR DRIVE ASSEMBLY REPAIR (CONT).
(34) If tooth contact pattern on ring gear (1) is
like PATTERN B, increase backlash. Go to
step (38).
(35) If tooth contact pattern on ring gear (1) is
like PATTERN C, decrease backlash. Go to
step (39).
NOTE
To remove or add shims in steps (36)
and (37) remove pinion cage assembly
(Disassembly steps [5] through [6]). After
shims have been removed or added, install
pinion cage assembly (Assembly step [25]).
(36) If tooth contact pattern on ring gear (1) is
like PATTERN D, move pinion closer to
ring gear by removing shims, then repeat
steps (27) and (28).
5-545