Doosan D20S-5 Operation & Maintenance Manual page 112

Operation Section Operation Section
Table 2. Diagnostic Fault Codes (Flash Codes) cont'd. Table 2. Diagnostic Fault Codes (Flash Codes) cont'd.
DFC DFC PROBABLE FAULT PROBABLE
SensVoltRangeLow SensVoltRangeLow
551 551
Sensor reference voltage Sensor reference voltage
(55) (55)
XDRP too low XDRP too low
561 561 SensVoltRangeHigh SensVoltRangeHigh
Sensor reference voltage Sensor reference voltage
(56) (56)
XDRP too high XDRP too high
HardOverspeed HardOverspeed
Engine speed has Engine speed has
571 571
exceeded the third level (3 exceeded the third level (3
(57) (57)
of 3) of overspeed of 3) of overspeed
protection protection
MediumOverspeed MediumOverspeed
Engine speed has Engine speed has
572 572
exceeded the second level exceeded the second level
(2 of 3) of overspeed (2 of 3) of overspeed
protection protection
SoftOverspeed SoftOverspeed
Engine speed has Engine speed has
573 573 exceeded the first level (1 exceeded the first level (1
of 3) of overspeed of 3) of overspeed
protection protection
APP1RangeLow APP1RangeLow
APP1 sensor voltage out APP1 sensor voltage out
of range low, normally set of range lo
611 611
if the APP1 signal has if the APP1 signal has
(61) (61)
shorted to ground, circuit shorted to ground, circuit
has opened or sensor has has opened or sensor has
failed failed
(*) Fault actions shown are default values specified by the OEM. (*) Fault actions shown are default values specified by the OEM.
FAULT FAULT FAULT ACTION
(1) TurnOnMil (1) TurnOnMil
(2) DelayedEngine (2) DelayedEngine
Shutdown Shutdown
(1) TurnOnMil (1) TurnOnMil
(2) DelayedEngine (2) DelayedEngine
Shutdown Shutdown
(1) TurnOnMil (1) TurnOnMil
(2) H (2) HardRevLimit ardRevLimit
(3) (3) EngineShutdow EngineShutdown n
(1) TurnOnMil (1) TurnOnMil
(2) (2) MediumRevLimit MediumRevLimit
(3) DelayedEngine (3) DelayedEngine
Shutdown Shutdown
(1) TurnOnMil (1) TurnOnMil
(2) SoftRevLimit (2) SoftRevLimit
w, normally set
TurnOnMil TurnOnMil
-109- -109-
ACTION * * CORRECTIVE ACTION CORRECTIVE
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 Pin 3 XDRP +5 Vdc to
TMAP Pin 1 XDRG GND TMAP Pin 1 XDRG GND
Verify transducer power at the Verify transducer power at the
SECM with a multimeter SECM with a multimeter
SECM Pin B24 +5 Vdc to SECM SECM Pin B24 +5 Vdc to SECM
Pin B1 XDRG GND Pin B1 XDRG GND
Verify transducer power at Verify transducer power at
ETC with a multimeter ETC with a multimeter
ETC Pin 3 XDRP PWR to ETC Pin 2 ETC Pin 3 XDRP PWR to ETC Pin 2 XDRG
GND GND
Verify transducer power to the foot pedal with a Verify transducer power to the foot pedal with a
multimeter. 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 Pin 3 XDRP +5 Vdc to
TMAP Pin 1 XDRG GND TMAP Pin 1 XDRG GND
Verify transducer power at the Verify transducer power at the
SECM with a multimeter SECM with a multimeter
SECM Pin B24 +5 Vdc to SECM Pin B24 +5 Vdc to
SECM Pin B1 XDRG GND SECM Pin 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 ETC Pin 2 ETC Pin 3 XDRP PWR to ETC Pin 2 XDRG
GND GND
Verify transducer power to the foot pedal with a Verify transducer power to the foot pedal with a
multimeter. multimeter.
Usually associated with additional ETC faults Usually associated with additional ETC faults
Check for ETC Sticking or other ETC faults Check for ETC Sticking or o
• •
Verify if the lift truck was motored down a steep Verify if the lift truck was motored down a steep
grade grade
Usually associated with additional ETC faults Usually associated with additional ETC faults
Check for ETC Sticking or other ETC faults Check for ETC Sticking or o
• •
Verify if the lift truck was motored down a steep Verify if the lift truck was motored down a steep
grade grade
Usually associated with additional ETC faults Usually associated with additional ETC faults
Check for ETC Sticking or other ETC faults Check for ETC Sticking or o
• •
Verify if the lift truck was motored down a steep Verify if the lift truck was motored down a steep
grade grade
Check foot pedal connector Check foot pedal connector
Check APP1 signal at SECM PIN B7 Check APP1 signal at SECM PIN B7
• •
ACTION FIRST FIRST CHECK CHECK
XDRG
XDRG
ther ETC faults
ther ETC faults
ther ETC faults