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Engine Controls - System/component Tests: Adjustments Volvo V90 I

Testing & Diagnostics 1 illustration

Basic Adjustment Of Pressure Regulator Push Rod

  1. Remove locking circlip from end of push rod. Connect Pressure Gauge (999-5230 ) and Pressure Tester (999-5496 ) to pressure regulator. (Scheme 20) Increase pressure to 1.7-1.9 psi (11.7-13.1 kPa). Press wastegate lever against turbine housing, closing wastegate valve.
  2. Adjust push rod length so push rod fits exactly over wastegate valve lever. Install locking circlip, and tighten push rod lock nut. Remove pressure gauge and tester.

Scheme 20

Scheme 20
Scheme 20

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