Section 5 - Maintenance
90-8M0057081
eng
MARCH 2011
Page 45
Task Interval
Maintenance to Be Performed
Every 100 hours or
annually
(whichever occurs first)
•
Change the engine oil and filter.
•
Change the sterndrive gear lube.
•
Torque the gimbal ring U‑bolt locknuts.
•
Replace the fuel filters.
•
Check the steering system and the remote control for loose, missing, or damaged parts.
Lubricate the cables and linkages.
•
Inspect and lubricate the sterndrive U‑joint splines. Inspect the bellows, the exhaust tube, and
check the clamps.
•
Lubricate the gimbal bearing and engine coupler (Lubricate the engine coupler every 50 hours
if operated at idle for prolonged periods of time).
•
Check the continuity circuit for loose or damaged connections. If equipped with MerCathode®,
test the unit output.
•
Check the engine alignment.
•
Torque the engine mounts.
•
Check the electrical system for loose, damaged, or corroded terminals.
•
On driveshaft extension models, lubricate the drive shaft U‑joints, transom end (tailstock)
bearings, and engine end (output) bearings.
•
Inspect the condition and tension of the engine accessory drive belts.
•
Inspect the cooling system and the exhaust system for damage or leaks. Check both systems
hose clamps for tightness.
•
Disassemble and inspect the engine seawater pump and replace worn components.
•
Clean the seawater section of the closed cooling system. Clean, inspect, and test the pressure
cap. Check the anodes and replace if 50% eroded.
•
Replace the air filter.
Every 2 Years
•
Replace the engine coolant.
Every 300 hours or 3
years
•
Disassemble and inspect the Alpha drive seawater pump. Replace any worn components.
Every 500 hours or 5
years
•
Clean the aftercooler core.
Every 700 hours or 3
years
•
Replace the power assisted steering pump drive belt.
Every 1000 hours or 4
years
•
Replace the engine timing belt.
Every 1000 hours or 5
years
•
Clean the fuel tank.
Maintenance Log
Record all maintenance performed on your power package here. Be sure to save all work orders and receipts.
