Manitowoc Published 05-03-17, Control # 228-03 3-19
16000 SERVICE/MAINTENANCE MANUAL ELECTRIC SYSTEM
Node 7 — MAX-ER
Reference Electrical Schematic A15592, Sheet 1, 2, 3 and 4.
Connector #
Function
Type
Description Test Voltage
CAN Packet
Number
Input/output cable routing to remote nodes vary - see Electrical Schematic specific to your crane.
W73 Receptacle - Counterweight Lift Cylinder and Sensors
W73-A Ground Counterweight Lift Cylinder Extend Sensor Ground N/A
W73-B DO-1 Counterweight Lift Cylinder Extend 0 Volts Off, 24 Volts On CAN28-1-1
W73-C Ground Counterweight Lift Cylinder Extend Ground N/A
W73-D DO-2 Counterweight Lift Cylinder Retract 0 Volts Off, 24 Volts On CAN28-1-2
W73-E Ground Counterweight Lift Cylinder Retract Sensor Ground N/A
W73-G Ground Counterweight Lift Cylinder Retract Ground N/A
W73-K NS-1 Node Select 1 Jumper to Ground Ground N/A
W73-M NS-3 Node Select 3 Jumper to Ground 0 Volts (with Jumper) N/A
W73-N Ground Counterweight Lift Cylinder Position Sensor Ground N/A
W73-U 24 Volts Counterweight Lift Cylinder Retract Sensor 24 Volts Nominal N/A
W73-V 24 Volts Counterweight Lift Cylinder Extend Sensor 24 Volts Nominal N/A
W73-X 24 Volts Counterweight Lift Cylinder Position Sensor 24 Volts Nominal N/A
W73-a AI-1 Counterweight Lift Cylinder Retract Sensor 1 V at 0 psi, 5 V at 7,000 psi
CAN16-2
1
W73-b AI-2 Top Telescopic Beam Position Sensor
CAN16-4
1
W73-c AI-3 Counterweight Lift Cylinder Extend Sensor 1 V at 0 psi, 5 V at 7,000 psi
CAN16-6
1
W73-d AI-4 Counterweight Lift Cylinder Position Sensor
CAN16-8
1
W73-e AI-5 Bottom Telescopic Beam Position Sensor
CAN17-2
1
W73-g Ground Top Telescopic Beam Position Sensor Ground N/A
W73-h Ground Top Telescopic Beam Position Sensor Ground N/A
W73-k Ground Bottom Telescopic Beam Position Sensor Ground N/A
W73-m Ground Bottom Telescopic Beam Position Sensor Ground N/A
W73-n 24 Volts Top Telescopic Beam Position Sensor 24 Volts Nominal N/A
W73-s 24 Volts Bottom Telescopic Beam Position Sensor 24 Volts Nominal N/A
W74 Receptacle – Jacking Cylinders, Steering
W74-A Ground Left Front Jacking Cylinder Extend Ground N/A
W74-B DO-11 Left Front Jacking Cylinder Extend 0 Volts Off, 24 Volts On CAN28-2-4
W74-C Ground Left Front Jacking Cylinder Retract Ground N/A
W74-D DO-12 Left Front Jacking Cylinder Retract 0 Volts Off, 24 Volts On CAN28-2-8
W74-E Ground Left Rear Jacking Cylinder Extend Ground N/A
W74-F DO-13 Left Rear Jacking Cylinder Extend 0 Volts Off, 24 Volts On CAN28-2-16
W74-G Ground Left Rear Jacking Cylinder Retract Ground N/A
W74-H DO-14 Left Rear Jacking Cylinder Retract 0 Volts Off, 24 Volts On CAN28-2-32
W74-J Ground Right Front Jacking Cylinder Extend Ground N/A
W74-K Ground Right Rear Jacking Cylinder Retract Ground N/A
W74-L Ground Right Rear Jacking Cylinder Extend Ground N/A
W74-M DO-17 Right Rear Jacking Cylinder Extend 0 Volts Off, 24 Volts On CAN28-3-1
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