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Detroit Diesel — Installation of the DD13 Turbocharger

Installation

From a Detroit Diesel service manual — check it applies to your exact model before use.

Procedure

  1. Attach a chain hoist and lifting sling to the turbocharger assembly.
  2. Remove covers from air inlet and exhaust outlet openings.
  3. Remove covers on oil and coolant inlet/outlet lines and drain openings.
  4. Place a new gasket, face up, with the tab towards outside on the exhaust manifold turbocharger flange.
  5. Place turbocharger assembly into position on the exhaust manifold flange studs; tighten nuts to hold.
  6. Torque turbocharger exhaust manifold nuts to 50 N·m.
  7. Install new gasket and O-ring between center housing and drain line; torque bolts to 30-38 N·m.
  8. Install turbocharger oil drain line and oil supply line (30 N·m).
  9. For EPA10 DD13, connect the air line supply to the EPV.
  10. Connect turbocharger speed sensor connector; reconnect the flange to the exhaust manifold.
  11. Install coolant inlet and outlet lines to doser injector housing (15 N·m) and fuel line (23-25 N·m).
  12. Install heat shields; install the two support bracket bolts (25 N·m).
  13. Install the compressor elbow and CAC plumbing; torque clamps to 6 N·m.
  14. Connect the compressor inlet hose.

Tools required

  • Chain hoist and lifting sling Amazon

Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.

Specs & values

  • Turbocharger exhaust manifold nuts: 50 N·m (37 lb·ft)
  • Oil drain bolts: 30-38 N·m (22-28 Amazon eBay lb·ft)
  • Oil supply line: 30 N·m (22 lb·ft)
  • Doser coolant lines: 15 N·m (11 lb·ft)
  • Doser fuel line: 23-25 N·m (17-18 lb·ft)
  • Support bracket bolts: 25 N·m (18 lb·ft)
  • CAC clamps: 6 N·m (4 lb·ft)

Source: Detroit Diesel service manual. Steps and values are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.

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