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Page F-ii

ELECTRONIC SPEED CONTROL (36V AND 48 V)

Repair and Service Manual

TABLE OF CONTENTS FOR SECTION ‘F’ (CONT.)

SECTION TITLE PAGE NO.

Testing a Solenoid for Continuity.........................................................................................F - 23

TROUBLESHOOTING DIAGRAMS ...............................................................................................F - 24

INDUCTIVE THROTTLE SENSOR (ITS) TESTING AND REPLACEMENT..................................F - 32

CONTROLLER REPLACEMENT...................................................................................................F - 35

SOLENOID REPLACEMENT.........................................................................................................F - 35

LIST OF ILLUSTRATIONS

Fig. 1 Run-Tow/Maintenance Switch.............................................................................................F - 20

Fig. 2 Access to Pedal Box............................................................................................................F - 21

Fig. 3 Controller and Solenoid.......................................................................................................F - 21

Fig. 4 Battery Reference Voltage ..................................................................................................F - 23

Fig. 5 Continuity Check of Switch..................................................................................................F - 23

Fig. 6 Continuity Check of Solenoid ..............................................................................................F - 24

Fig. 7 48 volt Fault Codes..............................................................................................................F - 25

Fig. 8 Controller Connectors and Connections..............................................................................F - 26

Fig. 9 48 Volt Wiring Diagram.......................................................................................................F - 27

Fig. 10 J-1 Pin Connector Diagnostics ..........................................................................................F - 28

Fig. 11 J-1 Pin Connector Diagnostics (Continued) ......................................................................F - 29

Fig. 12 J-2 Pin Connector Diagnostics ..........................................................................................F - 30

Fig. 13 Secondary Wiring Diagnostics...........................................................................................F - 31

Fig. 14 ITS and Plunger.................................................................................................................F - 32

Fig. 15 ITS Adjustment (Sheet 1 of 2) ...........................................................................................F - 33

Fig. 16 ITS Adjustment (Sheet 2 of 2) ...........................................................................................F - 34

Fig. 17 Controller Wiring................................................................................................................F - 36

E-Z-GO MPT 800 Technician's Repair And Service Manual

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