Add Fluid - Mercury MerCruiser Diesel Inboard 2.8L Operation & Maintenance Manual

NOTE: The fluid level may be somewhat over the maximum mark, as some of the fluid from the transmission fluid cooler
and hoses may have drained back into the transmission.
3. If the fluid level is below the minimum mark on the dipstick, add transmission fluid. See Add Fluid.
IMPORTANT: To accurately check the fluid level, operate the engine at 1500 RPM for two minutes immediately before
checking the level.
4. Start the engine and operate at 1500 RPM for two minutes to fill all the hydraulic circuits.
5. Stop the engine and quickly check the fluid level with the dipstick resting on the top of the threaded hole.
6.
If the fluid level is low, add transmission fluid to bring the level up to the maximum mark on the dipstick. See Add Fluid.
NOTE: If the transmission fluid level was extremely low, see your local Mercury Diesel authorized repair facility.
7. Install the dipstick.

Add Fluid

1. If necessary, add specified transmission fluid through the dipstick threaded hole to bring the level up to the maximum mark
on the dipstick.
NOTE: Always use the dipstick to determine the quantity of oil or fluid required.
Model
Technodrive 485A
2. Install the dipstick.
3.
Check the fluid level. Refer to Check Fluid.
90-8M0133679 JUNE 2017
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24604
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24604
Capacity
2.6 L (2.7 US qt)
Dipstick
Maximum fluid level
Minimum fluid level
Dipstick
Maximum fluid level
Minimum fluid level
Fluid type
SAE 20W‑40 or
SAE 15W‑40 engine oil
Section 4 - Maintenance
Part Number
Obtain Locally
Page 41