・Oil is accumulated in the fog (mist) selecting bowl.
It is a normal state that oil height is within 1cm from the bottom of the bowl. If oil height is over
1cm, screen element on return tube or condensing fitting is clogged. Disassemble and clean
them. Use oil as clean as possible to avoid clogging screen element or condensing fitting, or
leavings by oil purifying accumulate in a short period.
For reference: Operation of LEDs on the programmable controller.
Turns ON at normal operating pressure
Turns ON at normal oil amount
Turns ON at normal manifold pressure
OIL DRIP MONITOR
OIL FEED MONITOR
PV sol. valve actuating
pump
Turns ON at each activation of PV during preliminary
operation. But turns ON continuously during normal
operation
Oil drip monitor
sensitivity adjustment
Turns ON at the time of remote sensitivity adjustment
LED2 lamp on circuit
board
Turns ON at same time with LED2 (red)
Turns OFF by LS OFF (oil shortage)
Turns OFF by output signal of abnormal alarming
Note: All outputs of the programmable controller are turned off when malfunction happens
caused by electromagnetic noise. Error lamp of the programmable controller turns on at
the time.