Doosan D50S-5 Operation & Maintenance Manual page 111

541 541 SysVoltRangeHigh SysVoltRangeHigh
(54) (54)
System voltage too high System voltage too high
SensVoltRangeLow SensVoltRangeLow
551 551
Sensor reference voltage Sensor reference voltage
(55) (55)
XDRP too low XDRP too low
SensVoltRangeHigh SensVoltRangeHigh
561 561
Sensor reference voltage Sensor reference voltage
(56) (56)
XDRP too high XDRP too high
HardOverspeed HardOverspeed
571 571 Engine speed has exceeded Engine speed has exceeded
(57) (57)
the third level (3 of 3) of the third level (3 of 3) of
overspeed protection overspeed protection
(*) Fault actions shown are default values specified by the OEM. (*) Fault actions shown are default values specified by
Table 2. Table 2. MI-07 Diagnostic Fault Codes (Flash Codes) cont'd. MI-07 Diagnostic Fault Codes (Flash Codes) cont'd.
DFC DFC
MediumOverspeed MediumOverspeed
Engine speed has exceeded Engine speed has exceeded
572 572
the second level (2 of 3) of the second level (2 of 3) of
overspeed protection overspeed protection
PROBABLE FAULT PROBABLE FAULT
and charging system and charging system
Check battery and wiring for Check battery and wiring for
TurnOnMil TurnOnMil
overheating and damage overheating and damage
Measure battery power at SECM with a Measure battery power at SECM with a
multimeter (with key on) multimeter (with key on)
SECM Pin A23 (DRVP) to SECM Pin A23 (DRVP) to
SECM Pin A16 (DRVG) SECM Pin A16 (DRVG)
SECM Pin A23 (DRVP) to SECM Pin A23 (DRVP) to
SECM Pin B17 (DRVG) SECM Pin B17 (DRVG)
Measure transducer power at the Measure transducer power at the
TMAP connector with a multimeter TMAP connector with a multimeter
TMAP Pin 3 XDRP +5 Vdc to TMAP TMAP Pin 3 XDRP +5 Vdc to TMAP
Pin 1 XDRG GND Pin 1 XDRG GND
Verify transducer power at the SECM Verify transducer power at the SECM
with a multimeter with a multimeter
(1) TurnOnMil (1) TurnOnMil
SECM Pin B24 +5 Vdc to SECM Pin SECM Pin B24 +5 Vdc to SECM Pin
(2) EngineShutdown (2) EngineShutdown
B1 XDRG GND B1 XDRG GND
Verify transducer power at ETC with a Verify transducer power at ETC with a
multimeter multimeter
ETC Pin 3 XDRP PWR to ET ETC Pin 3 XDRP PWR to ETC Pin 2
XDRG GND XDRG GND
Verify transducer power to the foot Verify transducer power to the foot
pedal with a multimeter. pedal with a multimeter.
Measure transducer power at the Measure transducer power at the
TMAP connector with a multimeter TMAP connector with a multimeter
TMAP Pin 3 XDRP +5 Vdc to TMAP TMAP Pin 3 XDRP +5 Vdc to TMAP
Pin 1 XDRG GND Pin 1 XDRG GND
Verify transducer power at the SECM Verify transducer power at the SECM
with a multimeter with a multimeter
(1) TurnOnMil (1) TurnOnMil
SECM Pin B24 +5 Vdc to SECM Pin SECM Pin B24 +5 Vdc to SECM Pin
(2) EngineShutdown (2) EngineShutdown
B1 XDRG GND B1 XDRG GND
Verify transducer power at ETC with a Verify transducer power at ETC with a
multimeter multimeter
ETC Pin 3 XDRP PWR to ET ETC Pin 3 XDRP PWR to ETC Pin 2
XDRG GND XDRG GND
Verify transducer power to the foot Verify transducer power to the foot
pedal with a multimeter. pedal with a multimeter.
Usually associated with additional ETC Usually associated with additional ETC
faults faults
(1) TurnOnMil (1) TurnOnMil
Check for ETC Sticking or other ETC Check for ETC Sticking or other ETC
(2) HardRevLimit (2) HardRevLimit
faults faults
Verify if the lift truck was motored down Verify if the lift truck was motored down
a steep grade a steep grade
the OEM.
110 110
FAULT ACTION FAULT ACTION * *
Usually associated with additional ETC Usually associated with additional ETC
faults faults
(1) TurnOnMil (1) TurnOnMil
Check for ETC Sticking or other ETC Check for ETC Sticking or other ETC
(2) MediumRevLimit (2) MediumRevLimit
faults faults
Verify if the lift truck was motored down Verify if the lift truck was motored down
C Pin 2
C Pin 2
Operation Section Operation Section
CORRECTIVE ACTION CORRECTIVE ACTION
FIRST CHECK FIRST CHECK