Mercury MCM Series Important Information Manual page 33

7. On Bravo Drive Equipped Models: Insert a
small wire (repeatedly) to make sure that speed-
ometer pitot tube, trim tab cavity vent hole, and
trim tab cavity drain passage are unobstructed
and drained.
a
Typical Bravo Drive Unit
a - Speedometer Pitot Tube
b - Trim Tab Cavity Vent Hole
c - Trim Tab Cavity Drain Passage
8. Crank engine over slightly with starter motor to
purge any water trapped in seawater pickup
pump. DO NOT ALLOW ENGINE TO START.
9. After seawater section of cooling system has
been drained completely, coat threads of drain
plugs with Quicksilver Perfect Seal. Install all
drain plugs and tighten securely. Reconnect all
hoses and tighten all hose clamps securely.
Index
90-823224--2 796
MIE (Inboard) Models
Refer to "Cold Weather or Extended
Storage," "Precautions," in this section,
1. Engine must be as level as possible to ensure
complete draining of cooling system.
NOTE: It may be necessary to lift, bend, or lower
b
hoses to allow water to drain completely when hoses
are disconnected.
2. On Engines Without Risers: Disconnect port
and starboard heat exchanger-to-exhaust elbow
hoses and lower to drain.
c
71217
Typical Engine Without Risers
a - Hose, To Starboard Exhaust Elbow
b - Hose, To Port Exhaust Elbow
NOTICE
BEFORE proceeding.
b
a
MAINTENANCE - 1B-31
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