Intake Manifold - Yanmar 4LHA-HTP Operation Manual

Chapter 4 Intake and Exhaust System
3. Intake Manifold

3. Intake Manifold

3-1 Inspection
(1) Make sure that air flows through smoothly and clean
out any dirt. Replace if it is excessively corroded,
cracked or otherwise damaged.
(2) Inspect the gasket packings and replace if damaged.
(3) On models equipped with an air heater between the
manifold and coupling, inspect the nickel-chrome wires
for breakage, damaged contacts, etc.,
Intake manifold
4-3
i 4LHA Serie
Cylinder head