TM 5-3805-281-24-2
Air Intake and Exhaust System
CLEAN AND INSPECT TURBINE AND
COMPRESSOR HOUSING
1. Thoroughly clean compressor housing (A) and turbine
housing (C) using a commercially approved solvent
only. Caustic solutions may damage housings. Dry
housings with compressed air after cleaning. After a
part is cleaned, place it on a clean flat surface and
inspect as outlined below.
Inspect Turbine Housing for:
Wheel rub damage within the contour area that cannot
be polished out with 60-grit silicon carbide abrasive
cloth.
Nicks, dents or warpage that could prevent proper
sealing between the turbine housing and center
housing.
Corroded or stripped threaded mounting holes.
Inspecting Turbine and Compressor Housings
A--Compressor Housing
Inspect Compressor Housing for:
B--Compressor Clamp
C--Turbine Housing
Wheel rub damage within the contour area that cannot
D--Turbine Clamp
be polished out with 80-grit silicon carbide abrasive
cloth.
Nicks, dents, or warpage that could prevent proper
sealing between the compressor housing and center
housing.
Corroded or stripped threaded mounting holes.
2. Clean all threads in housings with a tap.
NOTE: Use new mounting cap screws when turbocharger
is reassembled.
3. Replace either housing if any of the above defects are
found.
RG,RG34710,1264
1923OCT971/1
