Denyo DIS-390ES, Instruction Manual, Page: 51 / 67

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8-2 ENGINE STOPS DURING OPERATION
(1) IF THERE IS SOMETHING WRONG WITH THE COMPRESSOR:
Pressure setting is too high.
Pressure regulator is not correctly adjusted
…
Lower pressure setting of the regulator.
pressure regulator is defective … Call service shop.
Air leaks from pressure regulator pipes … Check and repair leaking portions.
Pressure regulator is frozen
…
Check and repair frozen parts.
Pressure regulator pipes are frozen
…
Check and repair frozen parts.
Others.
Compressor oil is excessively … Replace with less viscous oil.
(2) IF THERE IS SOMETHING WRONG WITH THE ENGINE:
Problems in fuel system
Fuel tank is empty … Replenish.
Air is not fully extracted
…
Fully extract air from fuel.
Fuel filter is clogged … Replace.
Fuel is deteriorated or different … Use light oil.
Fuel injection system is defective
…
Call service shop.
Engine oil level is higher than the upper limit
…
Reduce it to the upper limit.
Engine oil is excessively viscous … Replace with less viscous oil.
Engine oil pressure is reduced … Replenish.
Overheating
…
Compressor sucks exhaust gas from
other compressors operated in parallel.
Others.
Warming is insufficient viscous … Start the engine with the unloader valve
set to the “START” position to fully warm
the engine.
Governor rod is not correctly adjusted … Readjust.