OM673L3 5/21
12
Figure 5:
Series 3 Generator Control Panel
Figure 4:
Series 1-B Generator Control Panel
Figure 6:
Series 4 Generator Control Panel
1. SHUTDOWN BYPASS-PREHEAT SWITCH
This switch serves two functions:
1. Preheats glowplugs before beginning the starting
process. Press switch for 10 seconds before attempting
start-up.
2. Bypasses the safety shutdown feature during the starting
process. Keep switch engaged while starting engine, and
for 2 to 3 seconds afterwards, allowing oil pressure to build
beyond shutdown setpoint.
2. ENGINE CONTROL SWITCH
To start the engine, hold this switch in the START position
until the engine is running.
NOTE: Excessive cranking of marine sets equipped
with water lift muffler systems can cause engine damage. See
page 7.
After the engine starts, release the switch and it will return
to RUN position. To stop the engine, press the switch to the
STOP position.
NOTE
: The rocker switch is used on Series 1 panels only,
and has a light that glows when the set is running.
3. HOUR METER
Keeps track of engine running time.
4. OIL PRESSURE GAUGE
Shows the oil pressure in the engine lubricating system.
5. WATER TEMPERATURE GAUGE
Registers the temperature of the cooling water.
6. D.C. VOLTMETER
When the engine is running, the voltmeter indicates the
voltage output of the alternator.
For Series 4 Control Panels Only:
7. A.C. VOLTMETER
Shows the generator output voltage.
8. FREQUENCY METER (H
ertz)
The frequency meter indicates engine speed:
1800 RPM (60 Hz), or 1500 RPM (50 Hz).
9. AMMETER SELECTOR SWITCH
Used to check each phase for load condition.
NOTE: Always leave this switch in the ON position while the
unit is running.
10. A.C. AMMETER
Shows the generator load on each phase. The phase is
selected with the Ammeter Selector switch (
Item 9
).
Control Panels
Updated 8-6-19
