Adding Engine Oil; Marine Gear Or Sail Drive Oil; Marine Gear Oil Specifications; Sail Drive Oil Specifications - Yanmar 4JH45 Operation Manual

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Adding Engine Oil

1. Remove the yellow oil filler port cap
from filler port (Figure 6, (1) (2)) and fill
with engine oil.
Prevent dirt and debris from
contaminating engine oil. Carefully
clean the dipstick and the surrounding
area before you remove the cap.
2. Fill with oil to the upper limit
(Figure 6, (4)) on the dipstick
(Figure 6, (3)).
Never overfill the engine with engine oil.
3. Insert the dipstick fully to check the
level.
Always keep the oil level between upper
and lower lines on the oil cap/dipstick.
4. Hand-tighten the filler port cap
securely.
JH Series Operation Manual
BEFORE YOU OPERATE
MARINE GEAR OR SAIL
DRIVE OIL

Marine Gear Oil Specifications

Use marine gear oil that meets or exceeds
the following guidelines and classifications:
KM35P, KM35A2, KM4A1, KM4A2,
KMH4A:
• API Service Categories CD or higher
• SAE Viscosity #20 or #30
ZF30M, ZF25A:
• ATF (Automatic Transmission Fluid)

Sail Drive Oil Specifications

Refer to the Operation Manual of the sail
drive for the procedure to fill or replace the
sail drive oil.
4JH45, 4JH57 (SD60-5)
4JH80 (SD60-4):
• API Service Categories CD or higher
• SAE Viscosity 15W-40
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