Sacrificial Anodes; Removal; Inspection - Mercury MerCruiser D2.8L D-Tronic Service Manual

SERVICE MANUAL NUMBER 22

Sacrificial Anodes

Sacrificial anode locations:
•
Starboard, aft-side of the heat exchanger.
•
Top of the intercooler end cover.

Removal

1. Allow the engine to cool.
2. Remove anode plugs and sacrificial anodes.

Inspection

1. Replace anode assembly when deteriorated 50%.
•
Length When New - 19 mm (3/4 in.)
•
Diameter When New - 16 mm (5/8 in.)
2. Discard sealing washer.
90-860074--1 FEBRUARY 2002
b
c
a - Heat Exchanger
b - Intercooler End Cover
c - Anode Plug And Sacrificial Anode
a - Anode Plug
b - Sacrificial Anode
c - Length
d - Diameter
e - Sealing Washer
73327
d b a
e
c
c
71368
MAINTENANCE
a
73326
Page 1B-33