
Curtis Model 3150R – April 2025
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CHAPTERS
1: OVERVIEW ...................................................................................................................................... 1
USING THIS MANUAL .................................................................................................................... 1
FEATURES .................................................................................................................................... 2
DISPLAY ELEMENTS ............................................................................................................... 2
FAULT CODES ......................................................................................................................... 2
LCD HEATER ........................................................................................................................... 2
TECHNICAL SUPPORT ................................................................................................................... 2
CONVENTIONS .............................................................................................................................. 3
NUMERAL SYSTEM NOTATION ................................................................................................ 3
MISCELLANEOUS CONVENTIONS ............................................................................................ 3
2: USING THE 3150R ........................................................................................................................... 4
SPEED MODE ICONS ..................................................................................................................... 5
TRANSMISSION STATE ICONS ....................................................................................................... 5
SIGNAL ICONS .............................................................................................................................. 6
BDI ICON ...................................................................................................................................... 7
LITHIUM BATTERY VOLTAGE .......................................................................................................... 8
SPEEDOMETER ............................................................................................................................. 8
FAULT CODES ............................................................................................................................... 9
HOUR METER .............................................................................................................................. 11
CHARGING ICON .......................................................................................................................... 11
MESSAGE CENTER ....................................................................................................................... 12
GUI 3 ........................................................................................................................................... 12
3: INSTALLATION, WIRING AND CONFIGURATION ................................................................................ 14
INSTALLATION ............................................................................................................................. 14
I/O CONNECTOR .......................................................................................................................... 15
I/O PINS ....................................................................................................................................... 15
WIRING DIAGRAM ........................................................................................................................ 16
OPERATING VOLTAGE ................................................................................................................... 16
OPERATING CURRENT .................................................................................................................. 17
I/OS ............................................................................................................................................. 17
BATTERY CONNECTIONS ....................................................................................................... 17
KEYSWITCH INPUT................................................................................................................. 17
TABLE OF CONTENTS