MerCruiser 3.0 TKS, User Manual

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Section 5 - Maintenance
90-8M0053372
eng
NOVEMBER 2010 Page 51
1. Loosen the oil filter to vent the system.
a - Bilge drain plug
b - Tether
c - Clip
d - Oil drain hose plug
e - Oil drain hose
f - Bilge drain flange
2. Remove the bilge drain plug.
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.
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.
f
e
d
c
b
a
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mc70571-1
a
c
b