Denyo DIS-390ES, Инструкция по эксплуатации, Страница: 53 / 67

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8-6 ENGINE SPEEDS DOWN BEFORE AIR PRESSURE
REACHES OPERATING PRESSURE.
Unloader valve is not set to “RUN” position
…
Reset.
pressure regulator valve is not correctly adjusted … Readjust.
Fuel filter is clogged … Clean filter element.
Fuel is deteriorated or different
…
Use light oil.
Engine air cleaner is clogged
…
Clean air cleaner element.
Engine fuel system is abnormal … Call service shop.
Engine is defective … Call service shop.
8-7 DELIVERY AIR PRESSURE IS EXCESSIVELY HIGH
Pressure regulator valve is not correctly adjusted
…
Readjust.
8-8 DELIVERY AIR VOLUME IS SMALL (pressure is insufficient)
Unloader valve is not set to “RUN” position … Reset.
Engine does not reach rated speed due to
poor adjusted governor rod … Readjust.
Engine does not reach selected speed
…
See 8-6
Compressor air cleaner is clogged
…
Clean or replace.
More air is consumed by load … Recheck air consumption by the load.
Air leaks in a load-side pipe … Check the pipe.
Pressure regulator valve is not correctly adjusted
…
Readjust.
Compressor oil filter is clogged … Replace filter.
Capacity regulator does not work correctly … Check and repair the regulator.