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SECTION
4
- DISASSEMBLY AND REASSEMBLY
4.1CYLINDER HEAD AND VALVE MECHANISM
4-1-01
DANGER
Check the lifting rope and lifting devices. Never stand right under the lifted heavy
parts. Only qualified person will use the crane.
WARNING
Any negligence of controlling cooling water, lubricating oil, and fuel oil, and
controlling the clamping in reassembly after overhaul inspection may lead to fault
of the engine and result in physical accidents due to failure of parts.
Unfailing control should be conducted on the basis of instruction manual or
specifications.
CAUTION
There is a danger of your hands and legs being pinched by weighty parts or
disassembling tool during overhaul inspection of the engine.
Take precautions in handling such parts and tools.
When disassembling the spring section during the course of overhaul inspection,
parts are caused to jump out due to disengagement of disassembly tools.
Thus, there is a danger of injuries.
Familiarize yourselves with the construction of component and use tools properly.
Also give care full attention to the jumping direction of parts so that the body will
be kept away from the jumping direction.
When using hydraulic tools or when conducting the fuel injection valve injection
test, high- pressure fluid will gush out , leading to the danger of injuries.
Never allow your body to gain access to the range covered by oil droplets.
In case where high-pressure oil droplets have come into your body through the
skin, then it is necessary to undergo forthwith specialist's diagnosis and surgical
treatment.
Apply hydraulic pressure only after making sure that joints are securely connected.
Be sure to put on safety goggles in carrying out the following items of work being
in danger of injury to eyes.
・
When handling fuel oil, lubricating oil, cooling water and inhibitor, and
anti- freeze solution
・
In course of washing work
・
In course of fuel injection valve injection test
・
When handling battery electrolyte
・
In course of grinding work
・
In course of intake/exhaust valve grinding work
There is a danger of injury to your hands during the work inside the engine room
and enclosure.
Be sure to put on gloves for the protection of your hands except for the case of
special work.
There is a danger of entanglement in the course of grinding, turning and drilling
work.
Do not put on any gloves.
When handling chemical solution such as inhibitor, battery electrolyte, etc., there is
a danger of injuries to your eyes or skins being contaminated with chemicals
solution.
In cases of contamination, wash your eyes or skins thoroughly with water or soapy
water and consult a physician immediately.
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