Service manual

SEAWATER COOLED MODELS
SERVICE MANUAL NUMBER 26
90-861329--1 MARCH 1999 Page 6A-7
Installation
1. Clean gasket surfaces on thermostat cover and thermostat housing.
2. Place thermostat in thermostat housing with thermostatic element end toward housing.
Be sure to position thermostat so that mounting flange fits into recess in thermostat
housing.
3. Coat both sides of new thermostat housing gasket with Quicksilver Perfect Seal and
position on thermostat cover and torque bolts to 30 lb-ft (41 Nm).
73572
a
b
140° Thermostat Housing Shown
a-Thermostat Cover
b-Attaching Bolts
4. Reconnect hose to thermostat cover.
5. Start engine and inspect for leaks.
Cold Weather Or Extended Storage
Precautions
WARNING
BE CAREFUL while working on fuel system; gasoline is extremely flammable and
highly explosive under certain conditions. Be sure that ignition key is OFF and do
not smoke or allow sources of spark and/or open flames in the area.
WARNING
To prevent a potential fire hazard, be sure that engine compartment is well
ventilated and that there are no gasoline vapors present during starting or fogging
of engine.
CAUTION
DO NOT operate engine without water flowing through seawater pickup pump, as
pump impeller may be damaged and subsequent overheating damage to engine or
sterndrive unit may result.
Index