Curtis Model 3401T – August 2022
pg. iii
TABLE OF CONTENTS cont’d
SPEED MODE ........................................................................................................................ 17
SIGNAL ICONS ....................................................................................................................... 17
DIRECTION ICONS ................................................................................................................. 18
BDI ........................................................................................................................................ 18
SPEEDOMETER ...................................................................................................................... 19
HOUR METERS, CARGO WEIGHT AND LIFT HEIGHT ................................................................. 19
KEYSWITCH HOUR METER ..................................................................................................... 20
STEERING ANGLE .................................................................................................................. 20
MESSAGE CENTER ................................................................................................................ 20
FAULT CODES ........................................................................................................................ 21
INSTALLING THE 3401T ............................................................................................................... 22
I/O CONNECTOR .......................................................................................................................... 23
I/O PINS ....................................................................................................................................... 24
WIRING DIAGRAM ........................................................................................................................ 25
OPERATING VOLTAGE ................................................................................................................... 26
OPERATING CURRENT .................................................................................................................. 26
BATTERY CONNECTIONS .............................................................................................................. 27
KEYSWITCH ................................................................................................................................. 27
SWITCH 1–5 INPUTS .................................................................................................................... 27
SWITCH INPUTS .................................................................................................................... 27
FAULT CODE INPUTS .............................................................................................................. 28
SENDER INPUTS .................................................................................................................... 28
MOSFET DRIVER .................................................................................................................... 28