ELECTRICAL SYSTEM MLC165-1 SERVICE/MAINTENANCE MANUAL
3-28
Published 05-26-17, Control # 238-02
54-D DO-12 Counterweight Pins Out HS-512
0 Volts Off; 24 Volts On
CAN24-2-8
54-E Ground Counterweight Cylinder Left Up HS-513
Ground
54-F DO-13 Counterweight Cylinder Left Up HS-513
0 Volts Off; 24 Volts On
CAN24-2-16
54-G Ground Counterweight Cylinder Left Down HS-514
Ground
54-H DO-14 Counterweight Cylinder Left Down HS-514
0 Volts Off; 24 Volts On
CAN24-2-32
54-J Ground Cab Tilt Cylinder Up HS-515
Ground
54-K Ground Cab Cylinder Tilt Down HS-518
Ground
54-L Ground Counterweight Cylinder Right Up HS-517
Ground
54-M DO-17 Counterweight Cylinder Right Up HS-517
0 Volts Off; 24 Volts On
CAN24-3-1
54-N Ground Counterweight Cylinder Right Down HS-516
Ground
54-P DO-16 Counterweight Cylinder Right Down HS-516
0 Volts Off; 24 Volts On
CAN24-2-128
54-R DO-15 Cab Tilt Cylinder Up HS-515
0 Volts Off; 24 Volts On
CAN24-2-64
54-S DO-18 Cab Cylinder Tilt Down HS-518
0 Volts Off; 24 Volts On
CAN24-3-2
54-T Ground Boom Hinge Pins In HS-519
Ground
54-U DO-19 Boom Hinge Pins In HS-519
0 Volts Off; 24 Volts On
CAN24-3-4
54-V Ground Boom Hinge Pins Out HS-520
Ground
54-W DO-20 Boom Hinge Pins Out HS-520
0 Volts Off; 24 Volts On
CAN24-3-8
54-X Ground Assembly Cylinder Retract (up) HS-521
Ground
54-Z DO-21 Assembly Cylinder Retract (up) HS-521
0 Volts Off; 24 Volts On
CAN24-3-16
54-a Ground Assembly Cylinder Extend (down) HS-522
Ground
54-b DO-22 Assembly Cylinder Extend (down) HS-522
0 Volts Off; 24 Volts On
CAN24-3-32
54-c Ground Mast Raise Cylinder Extend HS-523
Ground
54-d DO-23 Mast Raise Cylinder Extend HS-523
0 Volts Off; 24 Volts On
CAN24-3-64
54-e Ground Mast Raise Cylinder Retract HS-524
Ground
54-f DO-24 Mast Raise Cylinder Retract HS-524
0 Volts Off; 24 Volts On
CAN24-3-128
54-g Ground Node Select 4 Jumper to Ground
Ground
54-m NS-4 Node Select 4 Jumper to Ground
0 Volts (With Jumper)
J6/W56 Receptacle – Free Fall Flange Encoders, Free Fall Enable
56-A Ground Free Fall Drum 1 Enable HS-507
Ground
56-B DO-7 Free Fall Drum 1 Enable HS-507
0 Volts Off; 24 Volts On
CAN24-1-64
56-C Ground Free Fall Drum 2 Enable HS-508
Ground
56-D DO-8 Free Fall Drum 2 Enable HS-508
0 Volts Off; 24 Volts On
CAN24-1-128
56-H DO-10 Emergency Stop (Remote)
24 Volts Nominal
CAN24-2-2
56-J DI-8 Right Counterweight Cylinder Retract (Remote)
0 Volts Off; 24 Volts On
CAN44-1-128
56-N NS-4 Node Select 4 Jumper to Ground
0 Volts (With Jumper)
56-P DI-7 Counterweight Pins Extend (Remote)
0 Volts Off; 24 Volts On
CAN44-1-64
56-T 24 Volts Drum 1 Free Fall Flange Encoder
24 Volts Nominal
56-U Ground Drum 1 Free Fall Flange Encoder
Ground
56-W Ground Node Select 4 Jumper to Ground
Ground
56-a AI-9 Left Counterweight Cylinder Retract (Remote)
0 Volts Off; 24 Volts On
CAN18-2-16
56-b AI-10 Left Counterweight Cylinder Extend (Remote)
0 Volts Off; 24 Volts On
CAN18-2-32
56-c AI-11 Emergency Stop (Remote)
0 Volts Off; 24 Volts On
CAN18-2-64
56-d AI-12 Counterweight Pins Disengage (Remote)
0 Volts Off; 24 Volts On
CAN18-2-128
56-e AI-13
Counterweight Pins/Boom Hinge Pins Engage
(Remote)
0 Volts Off; 24 Volts On
CAN19-2-16
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