Detroit Diesel 4000 Series, Service Manual

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SERIES 4000 12/16V SERVICE MANUAL
C 187.05.08 – INSPECTION AND REPAIR
NOTE:
Ensure parts are perfectly clean.
Perform the following steps to inspect and repair the oil supply lines for turbocharger:
1. Clean oil lines with a suitable cleaner.
2. Visually inspect oil supply lines for turbocharger for damage.
[a] If oil supply lines for turbocharger are damaged, replace lines as necessary.
[b] If oil supply lines for turbocharger are not damaged, continue inspection.
To avoid an eye injury when using compressed air, wear
adequate eye protection (safety glasses or faceplate) and
do not exceed 276 kPa (40 lb/in.
2 ) air pressure.
3. Pressure-test oil supply lines for turbocharger for leaks with compressed air.
[a] If oil supply lines for turbocharger show leaks, replace lines as necessary.
[b] If oil supply lines for turbocharger do not show leaks, continue inspection.
NOTE:
Test pressure is 0.5 bar.
To avoid an eye injury when blow drying parts, wear
adequate eye protection (safety glasses or faceplate) and
do not exceed 276 kPa (40 lb/in.
2
) air pressure.
4. Blow dry oil supply lines for turbocharger after pressure testing with compressed air.
NOTE:
Component and coolant temperature minimum is 30
C (86 F). Maximum temperature
40 C if component must be held in hands.
5. Visually inspect connecting components and fixtures for damage and wear.
[a] If connecting components and fixtures show damage or wear, replace components
as necessary.
[b] If connecting components and fixtures do not show damage or wear, continue
inspection.
All information subject to change without notice.
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C -1241