GE IC3645SP4U400N3, IC3645SR4U404N2 Verify connection between the master control P21

Page 38

DIAGNOSTIC STATUS CODES

SX TRANSISTOR CONTROLPage 38

TRACTION

DESCRIPTION OF STATUS

CAUSE OF STATUS INDICATION

STATUS CODE

 

 

 

 

 

 

 

-68

The PMT enable signal from the

This status code will be displayed when the voltage at

auxiliary (slave) control to the master

the master PL21 drops below 5V.

 

control drops below 5V.

 

MEMORY RECALL

 

CORRECTIVE ACTIONS

YES

 

 

 

 

Circuits valid

SYMPTOM

POSSIBLE CAUSE

for

Control will not operate.

Auxiliary control shut down.

 

 

• Check auxiliary control for stored faults.

Traction

 

 

Verify connection between the master control P21 and the

Controller

 

 

 

 

auxiliary/slave control P10.

 

 

 

 

 

 

TROUBLE-SHOOTING DIAGRAM

12

 

BRAKE SW.

 

FU5

P2

KEY SWITCH

P1

 

SW.

 

 

 

 

 

 

SP

 

 

 

 

 

 

 

L

 

FU7

 

 

P5

 

 

SEAT

 

 

 

 

 

 

 

 

 

 

 

 

TO ACCESSORIES

 

24

 

 

 

 

 

 

 

60

 

 

 

 

 

 

 

 

 

 

 

FU6

P3

 

 

P4

 

 

 

12-1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

10

 

 

 

 

 

 

 

 

PY7

 

 

 

 

 

 

 

 

PY12

P18

P17

P1

P2

P6

 

 

 

PY10

OSCILLATOR CARD

 

 

 

 

PY11

 

 

 

 

 

LEFT CONTROL

 

PLUG PY

 

 

 

 

 

 

 

 

 

CONNECTIONS

 

 

 

 

 

 

LINE

FU1

3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2

 

5

 

 

 

 

FU2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

+

FU4

 

 

 

 

 

 

 

A1

 

43

 

 

 

 

 

 

 

TMM7

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

P

A1

 

 

 

 

 

 

- A2

88

 

 

 

 

A1

 

 

 

POS

A1

F1

FIELD

ARMATURE

SP

 

 

 

 

S1

POWER CONNECTIONS

 

 

 

 

 

 

 

 

 

89

 

 

LEFT CONTROL

 

 

 

 

A2

NEG

A2

F2

 

 

 

 

 

 

 

 

 

TMM7

 

 

 

 

 

A2

 

S2

SP

 

 

 

 

 

 

 

P

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

START SW.

FORWARD SW.

REVERSE SW.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

10

7

15

6

8

 

 

 

 

 

 

 

12-1

 

 

 

 

 

PLUG PY

 

 

 

 

 

 

 

 

 

 

 

 

CONNECTIONS

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

P15

 

OSCILLATOR CARD

 

 

 

 

PY7

P3

P4

P5

 

 

 

P16

RIGHT CONTROL

 

P1 P2 P6

P3 P4

P5 PY12

P7

P10

P9

P12

P8 P21

P16

P15

P10

P7

P12 P13 P18

 

P11 PY10

 

 

 

 

 

 

 

 

 

 

 

 

 

PY11

 

 

 

 

 

 

 

25

 

 

 

 

 

 

29

50

30

66

65

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PMT ENABLE OUTPUT

 

 

 

 

 

 

 

 

 

 

 

AUTO REGENERATIVE

 

 

 

 

 

 

 

 

 

 

 

BRAKING ENABLE

 

 

 

 

 

 

 

 

 

 

 

STEER PUMP

 

 

 

 

 

 

 

 

 

 

 

CONTACTOR DRIVER

 

 

 

 

 

 

ACC POT

STEER ANGLE

REGEN OUTPUT

 

 

 

 

 

 

 

 

 

POT

 

 

SIGNAL

 

 

 

 

 

 

 

 

 

 

 

 

BDI INTERRUPT

 

 

 

 

 

 

13A

 

 

 

 

 

 

 

 

 

 

 

 

 

NEG

A2

F2

FIELD

A1

ARMATURE

A2

POS

A1

F1

 

 

 

POWER CONNECTIONS

 

 

 

RIGHT CONTROL

 

 

 

January 2000

Page 37 Page 39
Image 38
Page 37 Page 39
Contents Installation and Operation Table of Contents 46-52 20-4041-45 57-62Basic Operation and Features Motor CharacteristicsFlexible System Application More Features with Fewer ComponentsSolid-State Reversing Slows with the increase of current in the field2 Current Limit 1.b Creep Speed1.c Control Acceleration 3.c Pedal Position Plug Braking4.c Proportional Operation for Dual Motor Vehicles 6 Steer Pump Contactor Time Delay4.b Speed Limits 5 Ramp Operation 5a Ramp StartSystem Protective Override 1 Static Return to Off SRO Diagnostics 1 Systems Diagnostics7 On-Board Coil Drivers & Internal Coil Suppression 2 Accelerator Volts Hold Off3 Hourmeter Readings 3.a Maintenance Alert & Speed Limit4 Battery Discharge Indication BDI 4.a Internal Resistance CompensationBasic Operation and Features Argument Outline DRAWINGS, Elementary Drawings and INPUTS/OUTPUTSPart Number Outline SX-3 and SR-3 Package Size Drawings and INPUTS/OUTPUTS DRAWINGS, Elementary Drawings and INPUTS/OUTPUTS Control SectionConnections to Main Plug 23 PIN and Y Plug 12 PIN PINDiagnostic Status Codes 2.d. High Power Signals Level HP High-Level Signals Level HMedium-Power Signals Level MP Cable Spacing Guidelines328A1777G1 CleanerReconnect plugs General Troubleshooting Instructions Traction No seat switch or deadman switchTraction Control Codes Status CodeReverse directional switch is closed on Description of Status Cause of Status IndicationDirection selected Start switch fails to closeAccelerator depressed with no KEY Negative Same time Directional switches are closed atBoth the forward and reverse Start switch closed on power up after Initial key switch closureDischarged 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 Transistor over temperature Open thermal protector TP orArmature transistor did not turn off Motor armature offset voltage is tooLow ProperlyLook 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 current exceeds Armature transistor limitVerify connection between the master control P21 Traction Status Code Symptom Temperature TMM Status CodesSteer Plug P5 pump is shorted to positive Plug P8 pump is shorted to positive Corrective Actions TROUBLE-SHOOTING Diagram YES Possible Cause SymptomPump Transistor is over temperature Open thermal protector TP1 orSensor input is missing No power to pump motorPump Controller motor current Control rangeTurn off properly Power Transistor Q1 did notPower Transistor Q1 did not turn on With no pump contactor, controlCapacitor volts are low after the line Contactor closesCheck Controller motor currentSensor input voltage polarity Battery voltage is less than Voltage at capacitor 1C is less than VoltsTMM7A 3 TMM Pump Control Connections TMM7A Outline DrawingsAdjustable Features START-UP Display SequenceRemarks Accessing Stored Status Codes With GE HandsetAction Function Function 10 Field Current for Regen Internal Resistance Compensation Battery VoltsBattery volts Set units Function 16 Stall Trip Point with % ON-TIME PushFunction 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 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 % onSummary of Current Limit Adjustments Field CurrentFunction 16 Speed / Torque Compensation Function Current LimitFunction 14 not Applicable 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 SL3Function 55 not Applicable Function 53 Mode 2 Speed Limit 2 SL2Function 54 Mode 2 Speed Limit 3 SL3 Function 59 not ApplicableStandard Dash Displays Dash DisplaysApplication ConnectionsStart-Up Display Sequence Outline DrawingsOperation 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 HoursTens/Ones Reset to Zero Only Stored Status Code #5Reset to Zero Only Stored Status Code #6 Reset to Zero Only HoursThou/HunNone Dash Display Ratio2-1 Reset to Zero Only Stored Status Code #16Reset to Zero Only Dash Display CA-1 Dash Display FWS-1 None
Top Page Image Contents