Manitowoc 999 Service And Maintenance Manual

Reference Only
ELECTRIC SYSTEM 999 SERVICE/MAINTENANCE MANUAL
3-12
Published 05-16-17, Control # 233-03
D-24 80MC Front Drum Motor Control
0 Volts to 1/3 Handle Motion
0.96 to 2.19 Volts 1/3 to Full Handle Motion
I/O 1 J6-06 (AO)
D-25 81MC Rear Drum Motor Control
0 Volts to 1/3 Handle Motion
0.96 to 2.19 Volts 1/3 to Full Handle Motion
I/O 2 J8-06 (AO)
D-26 56A Counterweight Pins Retract Solenoid 12 Volts Nominal I/O 3 J10-23 (DO)
D-27 80N Front Drum Rotation Indicator 12 Volts Nominal I/O 3 J10-23-24 (DO)
D-28 81N Rear Drum Rotation Indicator 12 Volts Nominal I/O 3 J10-25-26 (DO)
D-29 82N Boom Drum Rotation Indicator 12 Volts Nominal I/O 3 J10-27-28 (DO)
D-30 86N Auxiliary Drum Rotation Indicator 12 Volts Nominal I/O 3 J10-29-30 (DO)
D-31 84R High Speed Travel Solenoid 12 Volts Nominal I/O 3 J10-31-32 (DO)
D-32 80R Front Drum Pawl Enable Solenoid 12 Volts Nominal I/O 3 J10-33-34 (DO)
D-33 80RA Front Drum Pawl Disable Solenoid 12 Volts Nominal I/O 3 J10-35-36 (DO)
D-34 81R Rear Drum Pawl Enable Solenoid 12 Volts Nominal I/O 3 J10-37-38 (DO)
D-35 81RA Rear Drum Pawl Disable Solenoid 12 Volts Nominal I/O 3 J10-39-40 (DO)
D-36 82R Boom Drum Pawl Enable Solenoid 12 Volts Nominal I/O 4 J12-21-22 (DO)
D-37 82RA Boom Drum Pawl Disable Solenoid 12 Volts Nominal I/O4 J12-23-24 (DO)
E-01 86MA Auxiliary Drum Flange Encoder CH A
Above 7.5 Volts or 0 Volts Not Moving;
3.5 Volts Moving
I/O 2 J8-03 (DI)
E-02 86MB Auxiliary Drum Flange Encoder CH B
Above 7.5 Volts or 0 Volts Not Moving;
3.5 Volts Moving
I/O 2 J8-04 (DI)
E-14 89E4 Main Charge Filter Pressure Switch 12 Volts Nominal I/O 4 J12-10 (DI)
E-15 89N4 Auxiliary Drum Charge Filter Pressure Switch 12 Volts Nominal I/O 4 J12-11 (DI)
E-17 89H5 Free Fall Filter Alarm 12 Volts Nominal I/O 4 J12-13 (DI)
E-18 89T3 Engine Oil Pressure Switch 12 Volts Nominal I/O 4 J12-14 (DI)
E-19 89U3 Engine Coolant Temperature Switch 0 Volts I/O 4 J12-15 (DI)
E-29 82MC Boom Hoist Drum Motor Control
0 Volts to 1/3 Handle Motion
0.96 to 2.19 Volts 1/3 Full Handle Motion
I/O 3 J10-06 (AO)
E-30 86MC Auxiliary Drum Motor Control
0 Volts to 1/3 Handle Motion
0.96 to 2.19 Volts 1/3 Full Handle Motion
I/O 4 J12-06 (AO)
E-33 80G Rotating Bed Auto-Lube Relay 12 Volts Nominal I/O 4 J12-25-26 (DO)
E-34 85G Swing Auto-Lube Relay 12 Volts Nominal I/O 4 J12-27-28 (DO)
E-35 84G Tracks Auto-Lube Relay 12 Volts Nominal I/O 4 J12-29 30 (DO)
E-36 86A Auxiliary Drum Pump Control Up 0 to 2.8 ± 10% (110 mA) Volts I/O 4 J12-31-32 (DO)
E-37 86B Auxiliary Drum Pump Control down 0 to 2.8 ± 10% (110 mA) Volts I/O 4 J12-33-34 (DO)
Pin Wire Description
Test Voltage
(DC unless otherwise specified)
Board
(Signal Type)

Manitowoc 999 Specifications

General

Brand	Manitowoc
Model	999
Category	Construction Equipment
Language	English