Manitowoc Published 05-03-17, Control # 228-03 3-15
16000 SERVICE/MAINTENANCE MANUAL ELECTRIC SYSTEM
W54-U DO-19 Travel 2-Speed Solenoid 0 Volts Off, 24 Volts On CAN29-3-4
W54-V Ground Travel Brake Release Solenoid Ground N/A
W54-W DO-20 Swing Brake Release Solenoid 0 Volts Off, 24 Volts On CAN29-3-8
W54-c Ground Swing Bearing Auto Lubrication Ground N/A
W54-d DO-23 Swing Bearing Auto Lubrication 0 Volts Off, 24 Volts On CAN29-3-64
W54-e Ground Crawler Track Rollers Auto Lubrication Ground N/A
W54-f DO-24 Crawler Track Rollers Auto Lubrication 0 Volts Off, 24 Volts On CAN29-3-128
W54-g Ground Jumper to Node Select 4 Ground N/A
W54-m NS-4 Node Select 4 Jumper to Ground 0 Volts (with Jumper) N/A
W54-n 24 Volts Swing Motor Speed Sensor 24 Volts Nominal N/A
W54-p EC1A Swing Motor Speed Sensor
1.2 or 3.2 Volts Not Moving,
2.2 Volts Moving
CAN53-6
2
W54-r Ground Swing Motor Speed Sensor Ground N/A
W54-s EC1B Swing Motor Speed Sensor
1.2 or 3.2 Volts Not Moving,
2.2 Volts Moving
CAN53-6
2
W56 Receptacle – Drum 2, Alarm and Sensors
W56-A Ground Load Hoist (Drum 2) Right Side Motor Control Ground N/A
W56-B DO-7 Load Hoist (Drum 2) Right Side Motor Control
See
Table 3-2, page 3-6
CAN29-1-64
W56-C Ground Load Hoist (Drum 2) Brake Solenoid Ground N/A
W56-D DO-8 Load Hoist (Drum 2) Brake Solenoid 0 Volts Off, 24 Volts On CAN29-1-128
W56-E Ground Right Side Swing/Travel Alarm Ground N/A
W56-F DO-9 Right Side Swing/Travel Alarm 0 Volts Off, 24 Volts On CAN29-2-1
W56-G Ground Drum 2 Minimum Bail Ground N/A
W56-H DO-10 Drum 2 Minimum Bail 0 Volts Off, 24 Volts On CAN29-2-2
W56-J DI-8 Drum 2 Minimum Bail 0 Volts Off, 24 Volts On CAN55-1-128
W56-N NS-4 Node Select 4 Jumper to Ground 0 Volts (with Jumper) N/A
W56-S 24 Volts Hydraulic Fluid Temperature Sensor 24 Volts Nominal N/A
W56-T 24 Volts Engine Fuel Level Sensor 24 Volts Nominal N/A
W56-U Ground
Hydraulic Fluid Temperature Sensor/
Jumper to Node Select 4
0 Volts (with Jumper) N/A
W56-W Ground Engine Fuel Level Sensor Ground N/A
W56-X 24 Volts Hydraulic Fluid Level Sensor 24 Volts Nominal N/A
W56-Z Ground Hydraulic Fluid Level Sensor Ground N/A
W56-a AI-9 Hydraulic Fluid Temperature Sensor 0 Volts Off, 24 Volts On
CAN22-2
1
W56-b AI-10 Engine Fuel Level Sensor 1.8 Volts Full, 4.1 Volts Empty
CAN22-4
1
W56-d AI-11 Swing Brake Pressure Sensor 1 V at 0 psi, 5 V at 7,000 psi N/A
W56-f AI-14 Hydraulic Fluid Level Sensor 1.8 Volts Full, 4.1 Volts Empty
CAN23-4
1
W56-g 24 Volts Load Hoist (Drum 2) Motor Speed Sensor 24 Volts Nominal N/A
W56-j Ground Load Hoist (Drum 2) Motor Speed Sensor Ground N/A
W56-m 24 Volts Swing Brake Pressure Sensor 24 Volts Nominal N/A
W56-n EC1A Load Hoist (Drum 2) Motor Speed Sensor
1.2 or 3.2 Volts Not Moving,
2.2 Volts Moving
CAN52-2
2
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