Mercury MerCruiser D2.8L D-Tronic Service Manual page 834

TURBOCHARGER
4. Remove screws and washers retaining valve to wastegate.
5. Remove the valve.
Typical
INSTALLATION
1. Position pressure line fitting on valve toward front of engine and install on wastegate
using allen-head screws and washers. In equal amounts, tighten screws securely.
2. Install pressure line on valve using hollow bolt with new sealing washers. Finger-tighten.
3. Install hollow bolt with new sealing washers on pressure line at exhaust manifold.
Finger-tighten.
4. Tighten both hollow bolts securely. Do NOT overtighten.
5. Start engine and check for leaks.
6. Test turbocharger boost pressure as previously outlined.
Page 7C-32
a - Screws With Washers (3 Total - Two Not Shown)
b - Valve
c - Wastegate
a
SERVICE MANUAL NUMBER 22
70983
90-860074--1 FEBRUARY 2002