Doosan AD158TI, Руководство по эксплуатации и техническому обслуживанию

Страница: 18 / 294

Safety regulations - 12 -
2.2.2. During maintenance and care
●
Always carry out maintenance work when the engine is switched off. If the engine has to be maintained
while it is running, e.g. changing the elements of change-over filters, remember that there is a risk of
scalding. Do not get too close to rotating parts.
●
Change the oil when the engine is warm from operation.
Caution :
There is a risk of burns and scalding. Do not touch oil drain plug or oil filter with bare hands.
●
Take into account the amount of oil in the sump. Use a vessel of sufficient size to ensure that the oil will
not overflow.
●
Open the coolant circuit only when the engine has cooled down. If opening while the engine is still warm
unavoidable, comply with the instructions in the chapter entitled
″ 4.3. Cooling System ″ .
●
Neither tighten up nor open pipes and hoses (lube oil circuit, coolant circuit and any additional hydraulic
oil circuit) during the operation. The fluid which flow out can cause injury.
●
Fuel is inflammable. Do not smoke or use naked lights in its vicinity. The tank must be filled only when the
engine is switched off.
●
When using compressed air, e.g. for cleaning the heat exchanger, wear goggles.
●
Keep service products (anti-freeze) only in containers which can not be confused with drinks containers.
●
Comply with the manufacturer ′ s instructions when handling batteries.
Caution :
Accumulator acid is toxic and caustic. Battery gases are explosive.
2.2.3. When carrying out checking, setting and repair work
●
Checking, setting and repair work must be carried out by authorized personnel only.
●
Use only tools which are in satisfactory condition. Slip caused by the worn open-end wrench could lead to
Injury.
●
When the engine is hanging on a crane, no-one must be allowed to stand or pass under it. Keep lifting
gear in good condition.
●
When checking injectors, do not put your hands under the jet of fuel.
Do not inhale at atomized fuel.
●
When working on the electrical system disconnect the battery earth cable first.
After repair engine parts, connect it up again last in prevent short circuits.