Maintenance - Mercury MerCruiser MCM 454 Mag MPI Service Manual

SERVICE MANUAL NUMBER 23

Maintenance

1. Air Intake Filter (32-17272) must be checked once each year. If filter is clogged or
Index
90-861326--1 MARCH 1999
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partially clogged, replace. The filter pad is glued in, and may be removed with a
needle-nose pliers. Clean surface in casting, apply a single dot of Quicksilver Sound
Blanket Glue to center of casting, and install new filter. Be careful not to coat filter or clog
air intake holes with adhesive.
f
a - Mode Switch
b - Keyway - Install In DOWN Position
c - BROWN Wire To Terminal 3 - Activates Compressor
d - PURPLE Wire - 12 Volt; Connect To 12 Volt Source In Control Panel Area
e - GRAY Wire To Terminal 1 - Activates Solenoid
f - Air Pump
g - Solenoid
h - Check Valve
i - Relief Valve - 30 PSI
j - 2 Ft. (610 mm) Ground Wire - Connect To Terminal - Must Be Grounded To
Engine
k - Air Intake Filter
e
a
d
b
c
g
e
h
k
i
COLLECTORS
j
c
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