TM 55-1930-209-14&P-21
Figure 6-10. Blower Rotor Clearances.
(i) Remove rotor timing gear installers from rotor shafts.
(j) Place a lockwasher and gear retaining washer on one of gear retaining bolts. Thread bolt into right-
hand helix rotor shaft, and guide lugs on retaining washer in slots in gear hub, then bend one of the tangs on lockwasher
over into slot of retaining washer. Tighten gear retaining bolt to 55-65 Ib-ft torque.
(k) Place a lockwasher and fuel pump drive coupling disc on remaining gear retaining bolt. Thread bolt
into left-hand helix rotor shaft and guide lugs on disc in slots in gear hub, then bend one of tangs on lockwasher over into
slot in disc. Tighten gear retaining bolt to 55-65 Ib-ft torque.
(I) Bend one of tangs of each lockwasher over against head of gear retaining bolt. Remove cloth from
blower rotors.
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