Manitowoc Published 05-26-17, Control # 238-02 3-29
MLC165-1 SERVICE/MAINTENANCE MANUAL ELECTRICAL SYSTEM
56-f AI-14 Boom Hinge Pins Disengage
0 Volts Off; 24 Volts On
CAN19-2-32
56-g 24 Volts Drum 2 Free Fall Flange Encoder
24 Volts Nominal
56-h AI-15 Mast Cylinders Extend (Remote)
0 Volts Off; 24 Volts On
CAN19-2-64
56-j Ground Drum 2 Free Fall Flange Encoder
Ground
56-k AI-16 Mast Cylinders Retract (Remote)
0 Volts Off; 24 Volts On
CAN19-2-128
56-n EC-1A Drum 1 Free Fall Flange Encoder
< 2 Volts Not Over Gear
Tooth;
> 24 Volts Over Gear Tooth
CAN43-2 *2
56-p EC-1B Drum 1 Free Fall Flange Encoder
< 2 Volts Not Over Gear
Tooth;
> 24 Volts Over Gear Tooth
CAN43-2 *2
56-r EC-2A Drum 2 Free Fall Flange Encoder
< 2 Volts Not Over Gear
Tooth;
> 24 Volts Over Gear Tooth
CAN43-3 *2
56-s EC-2B Drum 2 Free Fall Flange Encoder
< 2 Volts Not Over Gear
Tooth;
> 24 Volts Over Gear Tooth
CAN43-3 *2
*1 – Lower four bits can be multiplied by 5 or 10 depending on sender, then divided by 16 for an estimation of sender
voltage.
*2 – Number in indicated bank should increment in positive direction and decrement in negative direction with item rotation.