MQ Power WHISPERWATT Series Operation Manual page 19

• Low Oil Pressure LED — This LED will light when the
engine oil pressure drops to 14.2 psi. This condition
will cause the engine to shut down.
• High Temperature LED — This LED will light when the
coolant temperature has reached 212°F (100°C). This
condition will cause the engine to shut down.
• Over Crank LED — This LED will light when the engine
has attempted to start 3 times and failed. The interval
between the 3 start cycles is approximately 11 seconds.
• Over Speed LED — This LED will light when the
engine is running at an unsafe speed. This condition
will cause the engine to shut down.
• Engine Started LED — This LED will light when the
engine has started and is operating correctly.
3. Fuel Gauge — Indicates the amount of diesel fuel
available.
4. Hour Meter — Indicates the operational hours of the
generator.
5. Auto Start-Stop Switch — This switch selects either
manual or automatic operation. Center position is OFF
(reset).
6. Diagnostic Switch — When activated, fault errors
in the engine or the engine control system will be
displayed on the engine warning module (LEDs).
7. Frequency Meter — Indicates the output frequency
in hertz (Hz). Normally 60 Hz.
8. AC Ammeter — Indicates the amount of current the
load is drawing from the generator per leg selected by
the ammeter change-over switch.
9. AC Voltmeter — Indicates the output voltage present
at the U,V, and W Output Terminal Lugs.
10. Engine Speed Switch — This switch controls the
speed of the engine, low (idle) or high.
11. Ammeter Change-Over Switch — This switch allows
the AC ammeter to indicate the current flowing to the load
connected to any phase of the output terminals, or to be
switched off. This switch does not affect the generator
output in any fashion, it is for current reading only.
12. Voltage Regulator Control Knob— Allows ±15%
manual adjustment of the generator's output voltage.
DCA40SSKU4F2 60 HZ GENERATOR • OPERATION MANUAL — REV. #2 (08/30/22) — PAGE 19
ENGINE/GENERATOR CONTROL PANEL
13. Emergency Stop Switch (Option) — Push this button
14. Main Circuit Breaker — This three-pole, 110-amp
inward to stop the engine in the event of an emergency.
DO NOT use this button as a normal means of stopping
the engine.
main breaker is provided to protect the U,V, and W
Output Terminal Lugs from overload.