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CD44
Cold Weather Or Extended Storage
CD811
CD829
Power Package Layup
IMPORTANT: Mercury MerCruiser strongly recommends that this service should be performed by an
Authorized Mercury MerCruiser Dealer. Damage caused by freezing IS NOT covered by the Mercury Mer-
Cruiser Limited Warranty.
The engine must be prepared for long storage periods to prevent internal corrosion and severe
damage.
DO NOT operate engine without water flowing thru seawater pickup pump, as pump impeller may be
damaged and subsequent overheating damage to engine or drive unit may result.
IMPORTANT: If boat has already been removed from water, before starting engine a source of water
must be supplied to water intake (inlet) openings. Follow all warnings and flushing attachment proce-
dures stated in FLUSHING COOLING SYSTEM.
1
Supply cooling water to water intake (inlet openings) on sterndrive.
2
Start engine and run until it reaches normal operating temperature. Stop engine. Change oil and filter. Start
engine and run for about 15 minutes. Check for oil leaks.
3
Flush cooling system. Refer to Flushing Cooling System procedure shown earlier in this manual.
Do not remove coolant cap when engine is hot - coolant may discharge violently.
IMPORTANT: Closed cooling section must be kept filled year-round with the specified coolant.
IMPORTANT: Do not use Propylene Glycol Antifreeze in the closed cooling section of the engine.
IMPORTANT: Drain seawater section of closed cooling system only.
4
Do not remove this drain plug. It is in the closed cooling circuit.
NOTE: Refer to the following pages for continuation of specific draining instructions.
92
4
CAUTION
CAUTION
WARNING
77143
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