SERVICE MANUAL NUMBER 25
MAINTENANCE
Draining Instructions
DRAINING SEAWATER (RAW-WATER) COOLED MODELS
NOTICE
Refer to “Precautions” in this section BEFORE proceeding.
IMPORTANT: Engine must be as level as possible to ensure complete draining of
cooling system.
1.
2.
Remove drain plugs from bottom of port and starboard manifold fittings.
Remove drain plugs (port and starboard) from cylinder block or cylinder block Y-fitting.
CAUTION
Avoid product damage. Do not disturb the Y-fitting when removing the drain plug.
There is an ignition control “Knock Sensor” in the upper hole of the fitting. This sen-
sor must not be loosened or removed. It is tightened to a critical specification at the
factory.
c
d
a
b
e
74073
Starboard Side Shown (Port Similar)
a - Exhaust Elbow Drain Plug
b - Cylinder Block Drain Plug
c - Y-Fitting (Fuel Injected Only)
d - Cylinder Block Drain Plug (Fuel Injected Only)
e - Knock Sensor
Index
90-861328--1
NOVEMBER 1999
Page 1B-33
| Categories | Mercury MerCruiser Manuals |
|---|---|
| Tags | Mercury MerCruiser 1262 CID, Mercury MerCruiser 262 CID |
| Model Year | 1998, 1999, 2000, 2001 |
| Download File |
|
| Document File Type | |
| Copyright | Attribution Non-commercial |
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