GE IC3645SR4U404N2, IC3645SP4U400N3 operation manual KEY Negative

Page 23

DIAGNOSTIC STATUS CODES

SX TRANSISTOR CONTROLPage 23

TRACTION

DESCRIPTION OF STATUS

CAUSE OF STATUS INDICATION

STATUS CODE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

-07

Accelerator input voltage too high on

This status code will be displayed when the

power up after initial key switch

accelerator input voltage at P7 is higher than 4.2

 

closure.

volts, and a directional contactor is picked up.

MEMORY RECALL

CORRECTIVE ACTIONS

TROUBLE-SHOOTING DIAGRAM

NO

 

 

 

 

 

 

 

 

 

 

 

SYMPTOM

 

 

 

 

 

 

 

 

 

Circuits valid

Control will not operate when accelerator pedal

 

 

 

 

 

 

 

 

 

is depressed or status code -07 is displayed

 

 

 

 

 

 

 

 

 

for

then disappears when the vehicle starts to

 

 

 

 

 

 

 

 

 

Traction

accelerate.

 

 

 

P7

 

 

 

POSSIBLE CAUSE

 

 

 

 

 

 

Controller

Accelerator input mis-adjusted or defective.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Input voltage at P7 should be less than 3.7

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

volts. Adjust or replace accelerator unit to

 

 

KEY

 

 

NEGATIVE

 

insure that the voltage at P7 will vary from 3.5

 

 

 

 

 

 

SWITCH

 

 

 

volts to less than .5 volts when the pedal is

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

depressed.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Open circuit between battery negative and P7 in

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

accelerator input circuit.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Check for broken wires or loose connections

 

 

ACC POT

 

 

 

 

or open potentiometer / voltage supply.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Short circuit from battery positive to wiring in accelerator input circuit.

Disconnect wire from P7 and measure voltage at wire to negative. Should be zero volts for potentiometer type and less than 3.7 volts for solid state type accelerator input.

TRACTION

DESCRIPTION OF STATUS

CAUSE OF STATUS INDICATION

STATUS CODE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

-08

Accelerator input voltage too low on

This status code will be displayed when the

power up after initial key switch

accelerator input voltage at P7 is less than 3.0 volts,

 

closure.

and any of the following connections are opened and

 

 

closed: battery plug or key switch.

MEMORY RECALL

CORRECTIVE ACTIONS

TROUBLE-SHOOTING DIAGRAM

NO

 

 

 

 

 

 

 

 

 

 

 

SYMPTOM

 

 

 

 

 

 

 

 

 

Circuits valid

Control will not operate.

 

 

 

P7

 

 

 

 

 

 

 

 

 

 

for

POSSIBLE CAUSE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Traction

Accelerator input mis-adjusted or defective.

 

 

 

 

 

 

 

 

 

Input voltage at P7 should be more than 3.0

 

 

KEY

 

 

 

 

 

Controller

volts. Adjust or replace accelerator unit to

 

 

 

 

NEGATIVE

 

SWITCH

 

 

 

insure that the voltage at P7 is more than 3.0

 

 

 

 

 

 

 

volts before depressing pedal.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Short circuit between battery negative and P7 in

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

accelerator input circuit.

 

 

 

 

 

 

 

 

 

 

Disconnect wire from P7. Check for short

 

 

ACC POT

 

 

 

 

circuit from wire to battery negative.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Defective Control

Disconnect wire from P7. Measure voltage from P7 to negative. Voltage should be greater than 4.5 volts, if not, replace control.

January 2000

Image 23
Contents Installation and Operation Table of Contents 57-62 20-4041-45 46-52Motor Characteristics Basic Operation and FeaturesSlows with the increase of current in the field More Features with Fewer ComponentsSolid-State Reversing Flexible System Application3.c Pedal Position Plug Braking 1.b Creep Speed1.c Control Acceleration 2 Current Limit5 Ramp Operation 5a Ramp Start 6 Steer Pump Contactor Time Delay4.b Speed Limits 4.c Proportional Operation for Dual Motor Vehicles2 Accelerator Volts Hold Off Diagnostics 1 Systems Diagnostics7 On-Board Coil Drivers & Internal Coil Suppression System Protective Override 1 Static Return to Off SRO4.a Internal Resistance Compensation 3.a Maintenance Alert & Speed Limit4 Battery Discharge Indication BDI 3 Hourmeter ReadingsBasic Operation and Features Argument Outline DRAWINGS, Elementary Drawings and INPUTS/OUTPUTSPart Number Outline SX-3 and SR-3 Package Size Drawings and INPUTS/OUTPUTS Section DRAWINGS, Elementary Drawings and INPUTS/OUTPUTS ControlPIN Connections to Main Plug 23 PIN and Y Plug 12 PINDiagnostic Status Codes Cable Spacing Guidelines High-Level Signals Level HMedium-Power Signals Level MP 2.d. High Power Signals Level HP328A1777G1 CleanerReconnect plugs General Troubleshooting Instructions Status Code No seat switch or deadman switchTraction Control Codes TractionDescription of Status Cause of Status Indication Reverse directional switch is closed onDirection selected Start switch fails to closeAccelerator depressed with no KEY Negative Same time Directional switches are closed atBoth the forward and reverse Initial key switch closure Start switch closed on power up afterDischarged battery Forward direction Motor field current is high on start upReverse direction Motor field current is too high during Volts DC Power supply is less than 10 voltsRun mode Traction Controller Slave/auxiliary control Open thermal protector TP or Transistor over temperatureProperly Motor armature offset voltage is tooLow Armature transistor did not turn offLook Ahead test for A2 volts less Than 12% of battery voltsArmature transistor did not turn on Contactor closes Motor field current is too low duringCapacitor volts are low before the line Line driver input P2-17 is less Controller motor current sensorInput too low during running Description Armature transistor limit Armature current exceedsVerify connection between the master control P21 Traction Status Code Symptom TMM Status Codes TemperatureSteer Plug P5 pump is shorted to positive Plug P8 pump is shorted to positive Corrective Actions TROUBLE-SHOOTING Diagram YES Possible Cause SymptomPump Open thermal protector TP1 or Transistor is over temperatureControl range No power to pump motorPump Controller motor current Sensor input is missingWith no pump contactor, control Power Transistor Q1 did notPower Transistor Q1 did not turn on Turn off properlyContactor closes Capacitor volts are low after the lineCheck Controller motor currentSensor input voltage polarity Voltage at capacitor 1C is less than Volts Battery voltage is less thanTMM7A TMM7A Outline Drawings 3 TMM Pump Control ConnectionsSTART-UP Display Sequence Adjustable FeaturesRemarks Accessing Stored Status Codes With GE HandsetAction Function Function 10 Field Current for Regen Function 16 Stall Trip Point with % ON-TIME Push Battery VoltsBattery volts Set units Internal Resistance CompensationFunction 26 Base Ratio Function 19 Maintenance Code Tens and Units Hours SETFunction 25 Monitor Function 28 Stored Status Code Count Pointer Push Function 49 Mode 1 Field Weakening Start PushFunction 51 Mode 1 MAX Armature % on Function 59 Mode 3 MAX Armature % on Function 52 Mode 2 Armature Controlled AccelerationFunction 55 Mode 2 MAX Armature % on Function 57 Mode 3 Field Weakening StartField Current Summary of Current Limit AdjustmentsFunction 16 Speed / Torque Compensation Function Current LimitFunction 14 not Applicable Function 50 Mode 1 Speed Limit 3 SL3 Speed / Torque Compensation Table Voltage SettingFunction 48 Mode 1 Controlled Acceleration Push Function 49 Mode 1 Speed Limit 2 SL2 PushFunction 59 not Applicable Function 53 Mode 2 Speed Limit 2 SL2Function 54 Mode 2 Speed Limit 3 SL3 Function 55 not ApplicableConnections Dash DisplaysApplication Standard Dash DisplaysOutline Drawings Start-Up Display SequenceOperation Turn Angle Potentiometer InstallationSetup Degree Potentiometer for Steer Angle Input Degree Potentiometer Left Right Restrictions Function RS-232 Memory MAP TablesTraction Control Reset to Zero Only HoursThou/Hun Reset to Zero Only Stored Status Code #5Reset to Zero Only Stored Status Code #6 Reset to Zero Only HoursTens/OnesNone Reset to Zero Only Stored Status Code #16Reset to Zero Only Dash Display CA-1 Dash Display FWS-1 None Dash Display Ratio2-1