Inspection - Mercury 4.2 Diesel Operation & Maintenance Manual

Section 4 - Maintenance
2. Loosen the clamp and remove the air filter housing from the turbocharger inlet.
b
a
d
3. Remove the air filter element from the air filter housing
a

Inspection

1. The air filter cannot be cleaned. Replace the air filter if it is dirty or contaminated.
2. Replace the air filter if the foam element is deteriorated or torn.
3. Replace the air filter at the recommended interval. See Maintenance Schedules for the replacement interval under normal
conditions.
Page 46
a - Oil separator vent hose
c
b - Air filter housing
c - Turbocharger
d - Clamp
d
25881
a - Air filter housing
b - Air filter element
b
25893
90-8M0113988 DECEMBER 2015
eng