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Operating Instructions
59
PTI
The PTI (Pretrip Inspection Test) initiates a test of
the unit’s electrical, engine, and alternator system
components. To perform a PTI complete the
following steps:
NOTE: The unit will not start a PTI until all
active messages have been acknowledged. The
display will show “ACKNOWLEDGE
MESSAGE” if there are messages that have not
been acknowledged when trying to perform a
PTI. See “Displaying and Acknowledging
Messages” on page 54.
1. Place the On/Off switch in the “ON” position.
2. Press the
E
NTER
key or the
E
SCAPE
key to enter
the Main Menu, if necessary.
3. Press the
U
P
or
D
OWN
key to scroll up or down
through the Main Menu to the Commands
Menu.
4. Press the
E
NTER
key to enter the Commands
Menu.
5. The PTI submenu will be displayed.
6. Press the
E
NTER
key to start the PTI.
7. 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.
Test speed solenoid high and low, if
detected.
NOTE: If a component fails its test, the PTI
will stop at that point and display “FAILED -
REBOOT”. Correct the problem and repeat
the PTI by pressing the
E
NTER
Key.
8. When the PTI is complete, the test ends
automatically and the controller display shows
“PTI PASSED (or FAILED) - REBOOT”.
Turn the On/Off Switch Off and back On to
reboot and return the unit to normal operation.
9. If an operating problem occurs during the PTI,
view and correct any alarms or messages.
Then acknowledge the alarms or messages
and repeat the PTI.
NOTE: Acknowledge the alarms or messages
ONLY after the alarm codes are documented
and problems repaired.
Figure 25: PTI Submenu
COMMANDS
PTI
VOLTAGE: 460 V
To "COMMANDS" prompt of
"MAIN" menu
From "COMMANDS" prompt of
"MAIN" menu
To MANUAL FUNCTION TEST
To MANUAL FUNCTION TEST
Starts PTI
ARA984
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...