2950-01-048-8870">

 

Click here to make tpub.com your Home Page

Page Title: Table 2-1. Troubleshooting-continued
Back | Up | Next

Click here for thousands of PDF manuals

Google


Web
www.tpub.com

Home


   
Information Categories
.... Administration
Advancement
Aerographer
Automotive
Aviation
Construction
Diving
Draftsman
Engineering
Electronics
Food and Cooking
Logistics
Math
Medical
Music
Nuclear Fundamentals
Photography
Religion
   
   

 

TM 9-2990-206-34&P
Table 2-1. Troubleshooting - Continued.
PROBLEM
PROBABLE CAUSE
CORRECTIVE ACTION
7. Compressor wheel and turbine wheels appear very loose when moved in and out or
up and down by hand, evidenced by excessive noise.
Worn sleeve bearings, thrust ring, or thrust bearing.
Disassemble and repair turbosupercharger. Refer to page 3-1.
8. Compressor wheel and turbine wheels turn freely, without binding or rubbing,
when spun by hand.
a. Check Radial Clearance.
If necessary remove mounting leg
before removing drain tube.
(1)  Using 9/16 inch double offset
box wrench, remove two bolts
and lockwashers (A).
(2)
Remove oil drain tube (B).
(3 )
Remove and discard gasket (C).
Position a dial indicator (D) on
(4)
mounting leg (or any flat sur-
face) so that the plunger ex-
tends through the oil drain hole
and contacts the turbine wheel
shaft.
Apply equal pressure to the com-
(5)
presser wheel and turbine wheel
to move the turbine wheel shaft
away from the indicator plunger.
Set the dial indicator to zero.
(6)
Apply equal pressure to the com-
(7)
presser wheel and turbine wheels
to move the turbine wheel shaft
as far as possible toward the
indicator plunger. Note radial
clearance on indicator dial.
NOTE
Verify that the reading is the maximum obtainable by
rotating the wheels slightly in both directions while
applying pressure.
TA097805
2-3

Privacy Statement - Press Release - Copyright Information. - Contact Us

Integrated Publishing, Inc. - A (SDVOSB) Service Disabled Veteran Owned Small Business