Mercury MerCruiser D2.8L D-Tronic Service Manual page 835

SERVICE MANUAL NUMBER 22
Wastegate
REMOVAL
1. Drain closed cooling system.
2. Remove the exhaust elbow.
3. Remove the wastegate exhaust pipe.
4. Remove the wastegate valve.
5. Remove the four fasteners with lockwashers retaining wastegate to exhaust manifold.
Typical
CLEANING
1. Clean all traces of old gasket material from exhaust manifold flange.
2. Clean old gasket material from wastegate.
90-860074--1 FEBRUARY 2002
c
a - Hex Nuts Or Screws, With Lockwashers (4)
b - Wastegate
c - Exhaust Manifold
a
b
TURBOCHARGER
71005
71006
Page 7C-33