Steer | GE IC3645SP4U400N3, IC3645SR4U404N2 specification

DIAGNOSTIC STATUS CODES

SX TRANSISTOR CONTROLPage 42

	TRACTION	DESCRIPTION OF STATUS	CAUSE OF STATUS INDICATION
	STATUS CODE

	-93	Steering pump motor brush wear	This status code will be displayed when the voltage at
	-93	indicator has detected worn brush.	the respective terminal of the TMM or Pump Logic
			Card is at battery volts.
	MEMORY RECALL	CORRECTIVE ACTIONS	TROUBLE-SHOOTING DIAGRAM
	YES	CORRECTIVE ACTIONS	TROUBLE-SHOOTING DIAGRAM
	YES
		SYMPTOM
	Circuits valid	Status code flashes “on and off”.
	Circuits valid
	for	POSSIBLE CAUSE
	Steer	User defined status code is displayed by motor
	Steer	brush sensor closure to battery positive.
	Pump	Plug P3 (pump) is shorted to positive.
	Motor	Plug P3 (pump) is shorted to positive.
	Motor
	Brush Wear	Defective input switch (shorted).
	Indicator	Defective TMM card.		P3			CONTROL IS USED
						WHEN SR Series PUMP
		Defective pump card.
		Defective pump card.				USER SW
						USER SW
							POS
							POS
							SC93


	TRACTION	DESCRIPTION OF STATUS	CAUSE OF STATUS INDICATION
	STATUS CODE

	-93	Steering pump motor brush wear	This status code will be displayed when the voltage at
	-93	indicator has detected worn brush.	the respective terminal of the TMM or Pump Logic
			Card is at battery volts.
	MEMORY RECALL	CORRECTIVE ACTIONS	TROUBLE-SHOOTING DIAGRAM
	YES	CORRECTIVE ACTIONS	TROUBLE-SHOOTING DIAGRAM
	YES
		SYMPTOM
	Circuits valid	Status code flashes “on and off”.
	Circuits valid
	for	POSSIBLE CAUSE
	Steering	User defined status code is displayed by motor
	Steering	brush sensor closure to battery positive.
	Pump	Plug P4 (pump) is shorted to positive.
	Motor	Plug P4 (pump) is shorted to positive.
	Motor
	Brush Wear	Defective input switch (shorted).
	Indicator	Defective TMM card.		P4			CONTROL IS USED
						WHEN SR Series PUMP
		Defective pump card.
		Defective pump card.				USER SW
						USER SW
							POS
							POS
							SC93A

January 2000

Image 42

GE IC3645SP4U400N3, IC3645SR4U404N2 operation manual Steer

Contents

Installation and Operation Table of Contents 46-52 20-4041-45 57-62 Basic Operation and Features Motor Characteristics Flexible System Application More Features with Fewer ComponentsSolid-State Reversing Slows with the increase of current in the field 2 Current Limit 1.b Creep Speed1.c Control Acceleration 3.c Pedal Position Plug Braking 4.c Proportional Operation for Dual Motor Vehicles 6 Steer Pump Contactor Time Delay4.b Speed Limits 5 Ramp Operation 5a Ramp Start System Protective Override 1 Static Return to Off SRO Diagnostics 1 Systems Diagnostics7 On-Board Coil Drivers & Internal Coil Suppression 2 Accelerator Volts Hold Off 3 Hourmeter Readings 3.a Maintenance Alert & Speed Limit4 Battery Discharge Indication BDI 4.a Internal Resistance Compensation Basic Operation and Features Outline DRAWINGS, Elementary Drawings and INPUTS/OUTPUTS Part NumberArgument Outline SX-3 and SR-3 Package Size Drawings and INPUTS/OUTPUTS DRAWINGS, Elementary Drawings and INPUTS/OUTPUTS Control Section Connections to Main Plug 23 PIN and Y Plug 12 PIN PIN Diagnostic Status Codes 2.d. High Power Signals Level HP High-Level Signals Level HMedium-Power Signals Level MP Cable Spacing Guidelines Cleaner Reconnect plugs328A1777G1 General Troubleshooting Instructions Traction No seat switch or deadman switchTraction Control Codes Status Code Reverse directional switch is closed on Description of Status Cause of Status Indication Start switch fails to close Accelerator depressed with noDirection selected KEY Negative Directional switches are closed at Both the forward and reverseSame time Start switch closed on power up after Initial key switch closure Discharged battery Motor field current is high on start up Reverse directionForward direction Volts DC Power supply is less than 10 volts Run modeMotor field current is too high during Traction Controller Slave/auxiliary control Transistor over temperature Open thermal protector TP or Armature transistor did not turn off Motor armature offset voltage is tooLow Properly Than 12% of battery volts Armature transistor did not turn onLook Ahead test for A2 volts less Motor field current is too low during Capacitor volts are low before the lineContactor closes Controller motor current sensor Input too low during runningLine driver input P2-17 is less Description Armature current exceeds Armature transistor limit Verify connection between the master control P21 Traction Status Code Symptom Temperature TMM Status Codes Steer Plug P5 pump is shorted to positive Plug P8 pump is shorted to positive Corrective Actions TROUBLE-SHOOTING Diagram YES Symptom PumpPossible Cause Transistor is over temperature Open thermal protector TP1 or Sensor input is missing No power to pump motorPump Controller motor current Control range Turn off properly Power Transistor Q1 did notPower Transistor Q1 did not turn on With no pump contactor, control Capacitor volts are low after the line Contactor closes Controller motor current Sensor input voltage polarityCheck Battery voltage is less than Voltage at capacitor 1C is less than Volts TMM7A 3 TMM Pump Control Connections TMM7A Outline Drawings Adjustable Features START-UP Display Sequence Accessing Stored Status Codes With GE Handset ActionRemarks Function Function 10 Field Current for Regen Internal Resistance Compensation Battery VoltsBattery volts Set units Function 16 Stall Trip Point with % ON-TIME Push Function 19 Maintenance Code Tens and Units Hours SET Function 25 MonitorFunction 26 Base Ratio Function 49 Mode 1 Field Weakening Start Push Function 51 Mode 1 MAX Armature % onFunction 28 Stored Status Code Count Pointer Push Function 57 Mode 3 Field Weakening Start Function 52 Mode 2 Armature Controlled AccelerationFunction 55 Mode 2 MAX Armature % on Function 59 Mode 3 MAX Armature % on Summary of Current Limit Adjustments Field Current Function Current Limit Function 14 not ApplicableFunction 16 Speed / Torque Compensation Function 49 Mode 1 Speed Limit 2 SL2 Push Speed / Torque Compensation Table Voltage SettingFunction 48 Mode 1 Controlled Acceleration Push Function 50 Mode 1 Speed Limit 3 SL3 Function 55 not Applicable Function 53 Mode 2 Speed Limit 2 SL2Function 54 Mode 2 Speed Limit 3 SL3 Function 59 not Applicable Standard Dash Displays Dash DisplaysApplication Connections Start-Up Display Sequence Outline Drawings Turn Angle Potentiometer Installation SetupOperation Degree Potentiometer for Steer Angle Input Degree Potentiometer Left Right RS-232 Memory MAP Tables Traction ControlRestrictions Function Reset to Zero Only HoursTens/Ones Reset to Zero Only Stored Status Code #5Reset to Zero Only Stored Status Code #6 Reset to Zero Only HoursThou/Hun None Dash Display Ratio2-1 Reset to Zero Only Stored Status Code #16Reset to Zero Only Dash Display CA-1 Dash Display FWS-1 None