Cushman HAULER 800 2012 Technician's Repair And Service Manual page 66

ELECTRONIC SPEED CONTROL
TABLE OF CONTENTS FOR SECTION 'F' (CONT..)
SECTION TITLE
48 VOLT SYSTEM HAULER 1000
48 VOLT SYSTEM VEHICLES GENERAL...........................................................................................F - 17
OPERATION .........................................................................................................................................F - 17
GENERAL TROUBLESHOOTING .......................................................................................................F - 19
TROUBLESHOOTING DIAGRAMS .....................................................................................................F - 22
INDUCTIVE THROTTLE SENSOR (ITS) TESTING AND REPLACEMENT ........................................F - 30
CONTROLLER REPLACEMENT .........................................................................................................F - 32
SOLENOID REPLACEMENT ...............................................................................................................F - 32
LIST OF ILLUSTRATIONS
Fig. 14 Run-Tow/Maintenance Switch ...................................................................................................................... F - 17
Fig. 15 Access to Pedal Box ..................................................................................................................................... F - 18
Fig. 16 Controller and Solenoid ................................................................................................................................ F - 19
Fig. 17 Battery Reference Voltage............................................................................................................................ F - 20
Fig. 18 Continuity Check of Switch ........................................................................................................................... F - 21
Fig. 19 Continuity Check of Solenoid........................................................................................................................ F - 21
Fig. 20 48 volt Fault Codes ....................................................................................................................................... F - 22
Fig. 21 Controller Connectors and Connections ....................................................................................................... F - 23
Fig. 22 48 Volt Wiring Diagram ................................................................................................................................. F - 24
Fig. 23 J-1 Pin Connector Diagnostics...................................................................................................................... F - 25
Fig. 24 J-1 Pin Connector Diagnostics (Continued).................................................................................................. F - 26
Fig. 25 J-2 Pin Connector Diagnostics...................................................................................................................... F - 27
Fig. 26 Secondary Wiring Diagnostics ...................................................................................................................... F - 28
Fig. 27 ITS and Plunger ............................................................................................................................................ F - 29
Fig. 28 ITS Adjustment (Sheet 1 of 2)....................................................................................................................... F - 30
Fig. 29 ITS Adjustment (Sheet 2 of 2)....................................................................................................................... F - 31
Fig. 30 Contoller Wiring ............................................................................................................................................ F - 33
Page F-ii
Pedal Box .................................................................................................................................. F - 18
Speed Sensor........................................................................................................................... F - 18
Controller.................................................................................................................................. F - 18
Symptoms ................................................................................................................................ F - 19
Testing ..................................................................................................................................... F - 19
Testing Battery Voltage ............................................................................................................ F - 20
Continuity Check ...................................................................................................................... F - 20
Testing a Switch for Continuity ................................................................................................. F - 21
Testing a Solenoid for Continuity.............................................................................................. F - 21
Repair and Service Manual
PAGE NO.