Manitowoc Published 05-03-17, Control # 228-03 3-13
16000 SERVICE/MAINTENANCE MANUAL ELECTRIC SYSTEM
W44-P DO-16 Left Rear Jack Solenoid - Retract 0 Volts Off, 24 Volts On CAN27-2-128
W44-R DO-15 Left Rear Jack Solenoid - Extend 0 Volts Off, 24 Volts On CAN27-2-64
W44-S DO-18 Right Rear Jack Solenoid - Retract 0 Volts Off, 24 Volts On CAN27-3-2
W44-T Ground Rigging Winch Solenoid - Spool In Ground N/A
W44-U DO-19 Rigging Winch Solenoid - Spool In 0 Volts Off, 24 Volts On CAN27-3-4
W44-V Ground Rigging Winch Solenoid - Spool Out Ground N/A
W44-W DO-20 Rigging Winch Solenoid - Spool Out 0 Volts Off, 24 Volts On CAN27-3-8
W44-X Ground Mast Rasing Cylinders Solenoid - Extend Ground N/A
W44-Z DO-21 Mast Rasing Cylinders Solenoid - Extend 0 Volts Off, 24 Volts On CAN27-3-16
W44-a Ground Mast Rasing Cylinders Solenoid - Retract Ground N/A
W44-b DO-22 Mast Rasing Cylinders Solenoid - Retract 0 Volts Off, 24 Volts On CAN27-3-32
W44-c Ground Front Rotating Bed Pin Solenoid - Retract Ground N/A
W44-d DO-23 Front Rotating Bed Pin Solenoid - Retract 0 Volts Off, 24 Volts On CAN27-3-64
W44-e Ground Front Rotating Bed Pin Solenoid - Extend Ground N/A
W44-f DO-24 Front Rotating Bed Pin Solenoid - Extend 0 Volts Off, 24 Volts On CAN27-3-128
W44-g Ground Jumper to Node Select 4 Ground N/A
W44-k NS-3 Node Select 3 Jumper to Ground 0 Volts (With Jumper) N/A
W46 Receptacle – Drum 4 and Pressure Sensors
W46-A Ground Boom/Mast Hoist (Drum 4) Brake Solenoid Ground N/A
W46-B DO-7 Boom/Mast Hoist (Drum 4) Brake Solenoid 0 Volts Off, 24 Volts On CAN27-1-64
W46-C Ground Boom/Mast Hoist (Drum 4) Left Side Motor Ground N/A
W46-D DO-8 Boom/Mast Hoist (Drum 4) Left Side Motor
See
Table 3-2, page 3-6
CAN27-1-128
W46-E Ground Pump 7 Control (Accessory Pump) Ground N/A
W46-F DO-9 Pump 7 Control (Accessory Pump)
See
Table 3-2, page 3-6
CAN27-2-1
W46-M NS-3 Node Select 3 Jumper to Ground 0 Volts (with Jumper) N/A
W46-R 24 Volts Boom/Mast Hoist (Drum 4) Speed Sensor 24 Volts Nominal N/A
W46-S 24 Volts Left Travel Reverse Pressure Sender 24 Volts Nominal N/A
W46-T 24 Volts Right Travel Forward Pressure Sender 24 Volts Nominal N/A
W46-U Ground
Left Travel Reverse Pressure Sender/
Jumper to Node Select 3
Ground N/A
W46-W Ground Right Travel Forward Pressure Sender Ground N/A
W46-Z Ground Left Travel Forward Pressure Sender Ground N/A
W46-a AI-9 Left Travel Reverse Pressure Sender 1 V at 0 psi, 5 V at 7,000 psi
CAN14-2
1
W46-b AI-10 Right Travel Forward Pressure Sender 1 V at 0 psi, 5 V at 7,000 psi
CAN14-4
1
W46-f AI-14 Left Travel Forward Pressure Sender 1 V at 0 psi, 5 V at 7,000 psi
CAN15-4
1
W46-g 24 Volts Accessory Pressure Sender 24 Volts Nominal N/A
W46-h AI-15 Accessory Pressure Sender 1 V at 0 psi, 5 V at 7,000 psi
CAN15-6
1
W46-j Ground
Boom/Mast Hoist (Drum 4) Speed Sensor/
Accessory System Pressure Sender
Ground N/A
W46-m 24 Volts Left Travel Forward Pressure Sender/ 24 Volts Nominal N/A
W46-r EC-2A Boom/Mast Hoist (Drum 4) Speed Sensor
1.2 or 3.2 Volts Not Moving,
2.2 Volts Moving
CAN48-4
2
W46-s EC-2B Boom/Mast Hoist (Drum 4) Speed Sensor
1.2 or 3.2 Volts Not Moving,
2.2 Volts Moving
CAN48-4
2
1
Lower four bits can be multiplied by 5 or 10 depending on the sender, then divided by 16 for an estimation of the sender
voltage.
Number in the indicated bank should increment in positive direction and decrement in negative direction with item rotation.
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