Yanmar 6SY Series Operation Manual page 51

A
CAUTION
COOLANT HAZARD!
• Wear eye protection and
rubber gloves when you
handle Long Life engine
coolant. If contact with the
eyes or skin should occur,
flush eyes and wash
immediately with clean water.
• Failure to comply may result in
minor or moderate injury.
To Check the Coolant Level:
1. Open the coolant recovery tank fill cap
and check the coolant level.
• The correct level for a cold engine is
approximately 50 mm (2.0 in.) below
the full line.
2. Add coolant as necessary. Do not add
water.
6SY Operation Manual
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BEFORE YOU OPERATE
CAUTION
COOLANT HAZARD!
When adding large amounts of
coolant, NEVER pour cold
coolant into a hot engine.
The cylinder block and cylinder
head could crack.
CAUTION
• Only use the engine coolant
specified. Other engine
coolants may affect warranty
coverage, cause an internal
buildup of rust and scale
and / or shorten engine life.
• Prevent dirt and debris from
contaminating engine coolant.
Carefully clean the heat
exchanger cap and the
surrounding area before you
remove the cap.
• NEVER mix different types of
engine coolants. This may
adversely affect the properties
of the engine coolant.
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