Operating Instructions
43
l.
MAIN MENU
DATA
SPEED MEAS
This display appears only on units
equipped with the EcoPower option while
the controller checks the high engine
speed. The engine switches to high speed
when the engine temperature reaches 32 C
(90 F).
m. MAIN MENU
DATA
VOLTAGE:
This display shows the alternator output,
indicating the alternator is functioning.
3. If the engine fails to start, place the unit switch
in the
O
FF
position. Determine and correct the
cause of the starting failure. Then repeat the
starting procedure.
After Start Inspection
After the engine has started:
1. Listen for abnormal noises.
2. Check for any alarms or messages using the
Alarm List Menu and the Message List Menu.
NOTE: The engine must operate for
approximately 15 seconds before the exciter
circuit and battery charging circuits are
energized. When DEL COLDSTART feature in
the Configuration Menu is set to ON, the
alternator output remains off until the engine
temperature increases to 32 C (90 F).
Functional Inspection
To properly perform a PTI (Pretrip Inspection
Test) on units equipped with a SG+ controller, do
not apply a load to the alternator.
1. Start the unit (see “Starting the Unit” on
page 42).
2. Initiate an automatic PTI.
NOTE: Correct all existing alarm conditions
and clear the alarm codes before performing
a PTI.
a. Press the
E
NTER
key or the
E
SCAPE
key to
enter the Main Menu, if necessary.
b. Press the
U
P
or
D
OWN
key to scroll up or
down through the Main Menu to the
Commands Menu.
c. Press the
E
NTER
key to enter the
Commands Menu.
d. The PTI submenu will be displayed.
e. Press the
E
NTER
key to start the PTI.
3. The controller then performs the PTI. Observe
the unit for proper operation and functions
during the PTI. The display shows which
component is being tested, and the test result
(PASSED of FAILED).
a. The engine stops.
b. The controller beeps to test the buzzer.
c. A display test is performed. Watch the
display to verify it is operating properly.
d. The oil level switch is tested.
e. The oil pressure switch is tested.
f. The coolant temperature sensor is tested.
g. The coolant level is tested.
h. Test speed solenoid relay, if detected.
i.
The preheat relay is tested.
j.
The fuel hold relay is tested.
k. The fuel pull relay is tested.
l.
Test fuel level, if selected.
m. The start relay is tested.
n. The output voltage is tested.
o. The engine starts.
p. The display says “PASSED OUTPUT
VOLTAGE TEST” if the output voltage is
acceptable.
q. The oil pressure switch is tested.
r.
Preheat is tested.
s. Test speed solenoid high and low, if
detected.
CAUTION: Never use starting fluid.
Summary of Contents for SGCO 3000
Page 4: ......
Page 12: ...SGCO 3000 Genset Addendum 12...
Page 14: ...Genset Model Features 14...
Page 22: ...Service Guide 22...
Page 32: ...Unit Description Features Options 32...
Page 78: ...Operating Instructions 78...
Page 86: ...Electrical Maintenance 86...
Page 114: ...Engine Maintenance 114...
Page 124: ...Alternator Operation and Diagnosis 124...
Page 130: ...Structural Accessory Maintenance 130...
Page 138: ...Index 138...
Page 140: ...Electrical and SG Menu Flow Diagrams 140...
Page 141: ...141 SGCO 3000 Wiring Diagram Page 1 of 1...