62-11863
3-16
AL0: Low Oil Pressure Alarm
The Low Oil Pressure alarm is displayed with the description ENG OIL or AL0. This alarm is generated if the con-
trol senses low oil pressure under the proper conditions. The fault light (FL) is on and the engine shuts down.
AL1: High Coolant Temperature Alarm
The High Coolant Temperature alarm is displayed with the description ENG HOT or AL1. This alarm is generated if
the control senses a high coolant temperature. The fault light (FL) is on and the engine shuts down. See
for more detailed information, and see
for coolant system and replacement.
AL2: High Pressure Alarm
The High Pressure alarm is displayed with the description HI PRESS or AL2. This alarm is generated if the High
Pressure switch opens. The fault light (FL) is on and the engine shuts down. For more information, see
. Also, see
for high pressure switch checks.
AL3: Start Failure Alarm
The Start Failure alarm is displayed with the description STARTFAIL or AL3. This alarm is generated if the engine
fails to start. The fault light (FL) is turned on.
AL4: Low Battery Voltage Alarm
The Low Battery Voltage alarm is displayed with the description LOW BATT or AL4 and the fault light (FL) is on.
This alarm is activated whenever battery voltage falls below 10V except for the period of time when the starter is
cranking the engine (Auto startup or Start/Stop restart) and the five seconds immediately after the starter stops
cranking. See
for more detailed information.
AL5: High Battery Voltage Alarm
The High Battery Voltage alarm is displayed with the description HI BATT or AL5. This alarm is generated if the bat-
tery voltage is above 17 VDC. The fault light (FL) is on and the engine shuts down.
AL6: Defrost Override Alarm
The Defrost Override alarm is displayed with the description DEFR FAIL or AL6. If after 45 minutes of defrost, the unit is
still in DEFROST mode, the unit displays AL6 and switches to DEFROST OVERRIDE mode. The fault light (FL) is on.
AL7: Alternator Auxiliary Alarm
The Alternator Auxiliary alarm is displayed with the description ALT AUX or AL7. This alarm is generated if the
alternator auxiliary signal is not present with the engine running. The fault light (FL) is on. See
more detailed information on servicing the alternator.
AL8: Starter Motor Alarm
The Starter Motor alarm is displayed with the description STARTER or AL8. This alarm is generated if the starter
motor input signal is not present with starter solenoid energized. The fault light (FL) is on.
AL14
SBY MOTOR
Standby Motor Overload Open
AL15
FUSE BAD
Fuse Open
AL16
3RA SENSOR
Not used in Supra 950MT
AL17
DISPLAY
Display Communication Failure
AL18
SERVICE 1
Maintenance Hour Meter 1
AL19
SERVICE 2
Maintenance Hour Meter 2
AL20
1RA OUT
Main Compartment Out-of-range
AL21
2RA OUT
Remote Compartment 2 Out-of-range
AL22
3RA OUT
Not used in Supra 950MT
AL23
NO POWER
No Power for Standby
AL26
SYSTEM CK
Low suction pressure
= FAULT LIGHT ON
Table 3–7 Alarm Display (Continued)
Summary of Contents for SUPRA 950Mt
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