Shindaiwa DG250MI Portable Generator User Manual


 
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5.2.8 Voltage Regulator and Throttle Handle
5.2.8.1 Voltage Regulator
The dial adjusts output voltage. By turning the dial clockwise, an operator can increase
voltage. By turning the dial counter-clockwise, an operator can decrease voltage.
5.2.8.2 Throttle Handle
This handle controls the engine revolution. By turning the throttle clockwise,
engine speed slows down; turning the handle counter-clockwise increases the
speed. The lock of the handle at the required position (speed) can be done by
turning the Locknut clockwise. Always lock the handle while the generator is
operating. The engine speed can also be changed to high or low by pulling the
handle all the way out or pushing all the way in, while the release button on the
knob pressed.
<Caution>
Always lock the handle while the generator is operating. Failure to do so may result in fluctuation
in frequency (engine speed).
5.2.8.3 Earth Leakage Relay Unit
Sensing the earth leakage current, the unit (relay) send a signal to the 3-phase and the
1-phase breaker to trip-off in order to shut-off the circuit to the terminals (loads).
<Refer to.7-3 Earth Leakage Relay Unit and Grounding>
5.3 Fuel Line Changeover Valve (3-way valve)
!
Caution
:Burns
Always stop the engine when performing any work on the fuel line.
Always wipe any drip of Diesel fuel or engine oil. Do not use this equipment, when leak is found. Repair
the equipment before use.
By switching the 3-way valve, you can use fuel from external fuel tank. In this case, the Diesel fuel in the
built-in tank will not be used.