241
POWERHEAD
POWERHEAD INSTALLATION
11
Install flywheel. Refer to Flywheel Installation on
p. 110.
Install air temperature sensor, air silencer, and fly-
wheel cover. Tighten flywheel cover screws to a
torque of 30 to 42 in. lbs. (3.5 to 5 N·m).
Install the lower engine covers. Refer to LOWER
COVER SERVICE on p. 51.
Pre-Service Adjustments
After installing a new or rebuilt
powerhead, perform the following procedures
before returning outboard to service:
• Adjust timing pointer.
• Index all spark plugs. Refer to Spark Plug
Indexing on p. 40.
• Use Evinrude Diagnostics software to start pow-
erhead break-in oiling. Refer to Powerhead
Break-In on p. 67.
• Use Evinrude Diagnostics software to set TPS
calibration. Refer to TPS CALIBRATION on
p. 113.
• Use Evinrude Diagnostics software to make
sure engine management software version and
revision are current. Update as required.
• Prime fuel system.
• Prime oiling system. Refer to OIL SUPPLY
PRIMING on p. 170.
• Use Evinrude Diagnostics software to check
engine timing. Refer to TIMING ADJUST-
MENTS on p. 112.
• Run outboard and check for water, fuel, or oil
leaks.
• Make sure engine reaches correct operating
temperature and does not overheat.
1. Trim/tilt connectors 004251
1. Air temperature sensor 004219
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