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

ENGINE MECHANICAL

Removal

1. Drain engine coolant.
2. Loosen hose clamp at rear of water manifold.
3. Remove banjo bolts, pipes and vent hoses.
4. Remove retaining screws and washers.
Typical
5. Using a rubber mallet, tap against side of manifold to loosen.

Cleaning

IMPORTANT: Do NOT drop anything into cylinder head openings.
1. Discard old sealing washers.
2. Clean gasket material from cylinder heads and manifold flanges.
3. Clean manifold pieces with solvent and dry with compressed air.

Inspection

1. Inspect sealing surfaces for deep nicks and scratches.
2. Inspect castings for cracks or corrosion that might prevent proper seal.
3. Replace or repair parts as needed.
Page 3A-38
c
a - Hose Clamp
b - Banjo Bolt And Sealing Washers
c - Vent Hose
d - Vent Pipe
e - Screws With Washers
f - Water Manifold Assembly
d
b
a
f
e
SERVICE MANUAL NUMBER 22
b
e
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90-860074--1 FEBRUARY 2002