Mercury MerCruiser Axius 350 MAG

Section 5 - Maintenance
90-864197084 NOVEMBER 2008 Page 89
3. Pull tether through the bilge drain.
4. Place the oil drain hose in a suitable container.
5. Remove the drain plug from the oil drain hose.
6. After oil has drained completely, install the drain plug in the oil drain hose.
7. Push the hose through bilge drain and install the plug.
Engine Oil Drain Pump
1. Loosen the oil filter to vent the system.
2. Remove the dipstick.
3. Install the oil pump onto the dipstick tube.
a - Typical oil pump
b - Dipstick tube
c - Oil drain hose
4. Insert the hose end of the crankcase oil pump onto an appropriate container and, using the handle, pump until the crankcase
is empty.
5. Remove the pump.
6. Install the dipstick.
Changing Filter
1. Remove and discard oil filter.
a - Oil filter
2. Coat sealing ring on new filter with engine oil and install.
3. Tighten oil filter securely (following filter manufacturer's instructions). Do not overtighten.
4. Remove oil fill cap.
IMPORTANT: Always use dipstick to determine exactly how much oil is required.
5. Add recommended engine oil to bring level up to the bottom of the OK range on the dipstick.
6. With the boat at rest in the water, check the oil level and add specified fluid to bring the oil level up to, but not over, the full or
OK range.
NOTE: Adding 0.95 liters (1 quart) of engine oil will raise the level from the add mark to the top of the OK range.
Engine Model
Engine Oil Capacity Fluid type
Axius 5.0, 5/7 and Axius SeaCore 5.0, 5.7 4.25 liters (4.5 U.S. qt.)
Mercury/Quicksilver Synthetic Blend MerCruiser
Engine Oil 25W‑40
mc70571-1
a
c
b
6068
a