Driver/Operator Alarms - Carrier VECTOR 6500 Operation & Service Manual

Alarm
Steps
NO.
1 LOW FUEL LEVEL WARNING
Note: This is an optional alarm which will not occur unless a fuel level sensor is present and configured ON.
•
TRIGGER ON: Fuel level is 15% or less for more than 30 seconds.
•
UNIT CONTROL:
•
RESET CONDITION: Auto reset when the fuel level is above 17% for more than 30 seconds, or
alarm may be manually reset via keypad or by turning the unit off, then back on again.
NOTE: Follow the steps below until a problem is found. Once a repair or correction has been made, the active
alarm should clear itself (see reset condition above). Operate the unit through the appropriate modes to see if
any active alarm occurs. Continue with the steps below as necessary.
1 Check For Low Fuel Level
Check fuel level in the fuel tank.
2 Check Fuel Level Sensor. Refer to procedure for Alarm 126
2 LOW ENGINE OIL LEVEL WARNING
Note: This is an optional alarm which will not occur unless a fuel level sensor is present and configured ON.
•
TRIGGER–ON: Engine oil level is sensed approx. 7 or more qts. (6.62 or more liters) low for longer
than 30 seconds.
•
UNIT CONTROL: Alarm Only, or may be configured to shut unit down.
•
RESET CONDITION: Auto reset if engine oil level is above 4 qt. (3.79 liters) low for more than 30
seconds or alarm may be manually reset via keypad or by turning the unit off, then back on again.
NOTE: Follow the steps below until a problem is found. Once a repair or correction has been made, the active
alarm should clear itself (see reset condition above). Operate the unit through the appropriate modes to see if
any active alarm occurs. Continue with the steps below as necessary.
1 Check engine oil level
a. Check engine oil dipstick
2 Check engine oil level switch
a. Inspect engine oil level switch &
connector pins & terminals
b. Check engine oil level switch
operation
3 Check engine oil level switch harness
a. Inspect harness & control box
connector pins & terminals (See
wiring schematic)
b. Check for shorted circuit in harness,
and continuity through the harness
4 Check oil level switch
a. Drain oil level to approximately 2.8
to 3-4 quarts (3.8 liters) low.
Remove switch.
b. Visually and physically inspect
upper and lower float stops.
Alarm/Cause
7.3 DRIVER / OPERATOR ALARMS
Engine Operation: Alarm only.
Standby Operation: this alarm will not activate in standby Operation.
7−3
Corrective Action
Add fuel as needed to the fuel tank.
Add engine oil as needed to fill.
No physical damage to switch.
No damaged or corroded pins in plug.
Contacts open when level is more than 7 qts low
Contacts closed when level is less than 4 qts low
No physical damage to harness.
No damaged or corroded pins
Ensure the Main Power stitch is not in the OFF
position.
Battery voltage reading (12-13 VDC) between wires
in plug
Must be securely fastened to center rod.
62-11389