Curtis - 3501 Manual

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Ensure Pin 3 (Enable/Signal input) is receiving the proper high-signal voltage while the machine is running. curtis 3501 manual

Ensure that the heavy-duty B+, B-, and M- bolt connections remain properly torqued. Loose connections generate localized heat, which can melt the plastic casing of the controller. I can provide tailored steps to resolve your

: 4 Digital inputs, 1 MOSFET output (1.0 AMP), and 5 push-buttons. Key Menu Functions 1 MOSFET output (1.0 AMP)

Receives positive battery voltage to wake up the logic board.

The unit can be programmed to display numerous functions, including battery discharge indicators (BDI), hour meters, and maintenance alerts. Curtis Instruments Operational & Programming Basics According to the Curtis Model 3501 Datasheet