Terex PT100G Forestry, Service Manual

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High Flow Auxiliary
Display reads: Fault results in: Possible causes Solution:
GPM selection
above upper limit
Automatically sets GPM to 45 GPM selection greater than 45 GPM Select valid GPM value
GPM selection
below lower limit
Automatically sets GPM to 30 GPM selection less than 30 GPM Select valid GPM value
Hydraulic Oil Temperature
above upper limit
Derate Active
Machine de-rates performance (high flow) to 50%
of maximum
Coolers plugged, improper attachment, damaged
or missing fan or fan belt.
Check hydraulic oil. Inspect quick couplers.
Clean coolers and engine compartment, ensure
proper fan and belt condition and operation. Coo
machine until oil temp is less than 210 deg F.
Temp Sensor resistance
above upper limit
Hydraulic oil temperature display disabled Faulty Sensor Replace temp sender, then cycle power
Temp Sensor resistance
below lower limit
Faulty Sensor Replace temp sender, then cycle power
Invalid Keypad installed High Flow male/female disabled CE keypad installed in US machine or vice versa. Install correct keypad for your machine.
Keypad CAN Fault -
Loss of Keypad
CAN communications
High Flow disabled Faulty connections or wires between keypad and
main controller
Restore communications, then cycle power by
turning the key off then back on
OX CAN Fault -
Loss of Output Module
CAN Communications
High Flow disabled Faulty connections or wires between main
controller and output module
Restore communications, then cycle power by
turning the key off then back on
Engine CAN Fault -
Loss of Engine
CAN communications
High Flow disabled Faulty connections or wires between engine and
Main controller
Restore communications, then cycle power by
turning the key off then back on
High Flow Male
not calibrated
High flow male disabled Parameter setting out of valid range Perform High flow male calibration procedure
High Flow Male
not calibrated
High flow male disabled Parameter values not in proper low to high
sequence
Perform High flow male calibration procedure
High Flow Female
not calibrated
High flow female disabled Parameter setting out of valid range Perform High flow female calibration procedure
High Flow Female
not calibrated
High flow female disabled Parameter values not in proper low to high
sequence
Perform High flow female calibration procedure
Lap Bar Switch
Fault (both inputs off)
Load sharing disabled Switch faulty, wiring connection faulty, switch out
of adjustment.
Restore connections, adjust or replace switches,
then cycle power by turning the key off then back
on
Lap Bar Switch
Fault (both inputs on)
Load sharing disabled Switch faulty, wiring connection faulty, switch out
of adjustment.
Restore connections, adjust or replace switches,
then cycle power by turning the key off then back
on
High Flow Male solenoid
short circuit
High flow disabled, work enable solenoid de-
energized
Solenoid shorted to battery (faulty wires,
connections)
Restore connections, then cycle power by turning
the key off then back on
High Flow Male solenoid
short circuit
High flow disabled, work enable solenoid de-
energized
Solenoid shorted to ground (faulty wires,
connections)
Restore connections, then cycle power by turning
the key off then back on
High Flow Male solenoid
open circuit
High flow male disabled Solenoid open circuit (faulty wires, connections) Restore connections, then cycle power by turning
the key off then back on
High Flow Female solenoid
short circuit
High flow disabled, work enable solenoid de-
energized
Solenoid shorted to battery (faulty wires,
connections)
Restore connections, then cycle power by turning
the key off then back on
High Flow Female solenoid
short circuit
High flow disabled, work enable solenoid de-
energized
Solenoid shorted to ground (faulty wires,
connections)
Restore connections, then cycle power by turning
the key off then back on
High Flow Female solenoid
open circuit
High flow female disabled Solenoid open circuit (faulty wires, connections) Restore connections, then cycle power by turning
the key off then back on
Work Enable solenoid
fault
High flow disabled Solenoid shorted to battery (faulty wires,
connections)
Restore connections, then cycle power by turning
the key off then back on
Work Enable solenoid
fault
High flow disabled Solenoid shorted to ground (faulty wires,
connections)
Restore connections, then cycle power by turning
the key off then back on
Work Enable solenoid
fault
High flow disabled Solenoid open circuit (faulty wires, connections) Restore connections, then cycle power by turning
the key off then back on
18-8
Compact Track Loader
18. Troubleshooting
High Flow Auxiliary