Mercury D7.3L D-TRONIC Automobile Parts User Manual


 
D7.3L D-TRONIC DIESEL ENGINES - BRAVO MODELS
Page 80 of 90
IMPORTANT: To run engine at maximum rpm before the Engine 20-Hour Break-In Pe-
riod is complete, follow this procedure only after the Engine Initial Break-in Proce-
dure has been completed:
1. Complete Engine Initial Break-In Procedures if not already accomplished.
2. Start engine and run at idle rpm until normal operating temperature is reached.
3. Run boat up on plane.
4. Advance engine rpm (in 200 rpm increments) until engine reaches its maximum rated
rpm. If maximum rated rpm is not possible or engine runs against governor refer to pre-
ceding information for correct propeller selection.
IMPORTANT: Do not run at maximum rpm for more than 2 minutes.
After Running Engine
CAUTION
If Power Package will not be used for an extended period of time, or will be exposed
to freezing temperatures, drain water from seawater cooling system, as explained
in owner’s “Operation, Maintenance and Warranty Manual.” Water MUST BE
drained to prevent corrosion and freeze damage to engine.
1. If Power Package will not be used for an extended period of time, or will be exposed to
freezing temperatures, drain water from seawater cooling system.
CAUTION
Sterndrive unit should be stored in full “down” position. Universal Joint bellows
may develop a “set” if unit is stored in raised position and may fail when unit is re-
turned to service.
2. If power package is to be stored, position sterndrive unit full “DOWN/IN”.