TM 10-3510-220-24
3-16. EXTRACTOR DRIVE UNIT (CONT)
ADJUSTMENT (Cont)
CAUTION
Do not rest drive unit on brake components or the brake solenoid.
2.
Lay drive unit (7) on its side with fill plug (14) up to prevent oil from spilling.
3.
Remove fill plug (14).
CAUTION
If oil is spilled, drain old oil and replace in accordance with
LO 10-3510-220-12. Too much or too little oil will result in damage
to drive unit.
NOTE
If 1000 hours have elapsed since last oil change, refer to
LO-10-3510-220-12 and change oil.
4.
Use feeler gage through fill hole and measure runner gap (15). Runner gap should be 0.090
inch (2.29 mm).
CAUTION
A runner gap that is too wide or too narrow will damage drive unit
and motor.
5.
Adjust runner gap.
a.
Remove rubber shaft seal (16).
b.
Loosen four setscrews (17) on shaft nut (18).
c.
Loosen or tighten shaft nut (18). Tighten nut to widen the runner gap. Loosen nut and
strike shaft with plastic hammer to make gap smaller.
d.
Tighten four setscrews (17) on shaft nut (18).
e.
Measure the runner gap to see if it changed. Adjust again if necessary.
f.
Install rubber shaft seal (16).
6.
Install fill plug (14).
3-68
NOTE
If turbine oil was lost during adjustment, refer to LO 10-3510-220-12
for servicing.
