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Mercury OptiMax 250 Manual

Mercury OptiMax 250
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DIRECT FUEL INJECTION
Page 3B-54
90-888438 JUNE 2002
CAUTION
If engine has been recently run, air pressure outlet hose fittings may be extremely
hot. Allow components to cool off before beginning disassembly.
NOTE: Remove 2 screws securing retainer plate to remove air pressure outlet hose. In-
spect o-rings on air pressure hose fitting for cuts or abraisions. Replace o-rings as re-
quired.
4. Remove air pressure outlet hose.
5. Remove air compressor inlet hose.
6. Disconnect compressor water inlet hose.
c
b
d
a
a-Air Pressure Outlet Hose
b-Compressor Water Inlet Hose
c-Compressor Temperature Sensor
d-Air compressor inlet hose
7. Disconnect air compressor oil inlet hose.
8. Disconnect water outlet hose to expansion chamber.
9. Disconnect excess oil return hoses.
a
b
c
d
00135
a-Air Compressor Oil Inlet Hose
b-Water Outlet Hose Expansion Chamber
c-Water Inlet Hose
d-Excess Oil Return Hoses
10. Remove pulley (6 bolts).

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Mercury OptiMax 250 Specifications

General IconGeneral
BrandMercury
ModelOptiMax 250
CategoryOutboard Motor
LanguageEnglish

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