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Mercury 4.3 TKS series User Manual

Mercury 4.3 TKS series
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Section 4 - Maintenance
90-8M0113857 eng DECEMBER 2015 Page 33
Checking
1. Stop the engine. Allow approximately five minutes for the oil to drain into the oil pan. The boat must be at rest in the water.
2. Remove the dipstick. Wipe clean and reinstall fully into the dipstick tube. Wait 60 seconds to allow trapped air to vent.
NOTE: Ensure that the dipstick is installed with oil level indication marks facing the rear of the engine (flywheel end).
a - Dipstick tube
IMPORTANT: Add the specified engine oil to bring the level up to, but not over, the FULL or OK range mark on the
dipstick.
3. Remove the dipstick and observe the oil level. Oil level must be between the FULL or OK range and ADD. Reinstall the
dipstick into the dipstick tube.
Filling
IMPORTANT: Do not overfill the engine with oil.
IMPORTANT: Always use the dipstick to determine the exact quantity of oil or fluid required.
1. Remove the oil fill cap.
a - Oil fill cap
IMPORTANT: Add the specified engine oil to bring the level up to, but not over, the FULL or OK range mark on the
dipstick.
2. Add the specified engine oil to bring the level up to, but not over, the FULL or OK range mark on the dipstick. Recheck the
oil level.
3. Replace the fill cap.
Engine Oil Capacity
Fluid type
3.8 Liter (4 US qt) Mercury/Quicksilver 25W‑40 Synthetic Blend Engine Oil, NMMA FC‑W Catalyst Compatible rated
Changing Oil and Filter
Refer to the Maintenance Schedule for the change interval. Engine oil should be changed before placing the boat in storage.
IMPORTANT: Change engine oil when the engine is warm from operation. Warm oil flows more freely, carrying away more
impurities. Use only recommended engine oil (refer to Specifications).
Easy Engine Oil Drain System
NOTE: Boat must be out of the water to perform this procedure.
a
a
6501

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Mercury 4.3 TKS series Specifications

General IconGeneral
BrandMercury
Model4.3 TKS series
CategoryEngine
LanguageEnglish

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