Manitowoc 999 Service And Maintenance Manual

Reference Only
Manitowoc Published 05-16-17, Control # 233-03 3-21
999 SERVICE/MAINTENANCE MANUAL ELECTRIC SYSTEM
3
Controller Board Identification
Board
(Signal Type)
Pin Wire Description
Test Voltage
(DC unless otherwise specified)
CPU J1-01 A-01 87F 10 VDC Regulated Bus 10 Volts
CPU J3-49 (AI) A-20 83Q Right Track Hydraulic Pressure 1.2 Volts at 300 psi; 1 Volt at 0 psi
CPU J3-50 (AI) A-28 42 Hydraulic Fluid Temperature Switch 12 Volts Nominal
CPU J3-51 (AI) A-21 81QA Accessory System Hydraulic Pressure 1.2 Volts at 300 psi; 1 Volt at 0 psi
CPU J3-52 (AI) A-29 84Q Left Track Hydraulic Pressure 1.2 Volts at 300 psi; 1 Volt at 0 psi
CPU J3-53 (AI) A-22 80QS Front Drum Hydraulic Pressure 1.2 Volts at 300 psi; 1 Volt at 0 psi
CPU J3-54 (AI) A-30 90E Backhitch Load Sensor
1.5 Volts at No Load
9.5 Volts at Maximum Load
CPU J3-55 (AI) A-23 81QS Rear Drum Hydraulic Pressure 1.2 Volts at 300 psi; 1 Volt at 0 psi
CPU J3-56 (AI) A-34 Spare
CPU J3-57 (AI) A-24 82QS Boom Hoist Drum Hydraulic Pressure 1.2 Volts at 300 psi; 1 Volt at 0 psi
CPU J3-58 (AI) A-35 88MA Mast Angle Sensor 5 VDC Mast at Vertical
CPU J3-59 (AI) A-25 85QR Swing Right Hydraulic Pressure 1.2 Volts at 300 psi; 1 Volt at 0 psi
CPU J3-60 (AI) A-36 Spare
CPU J3-61 (AI) A-26 85QL Swing Left Hydraulic Pressure 1.2 Volts at 300 psi; 1 Volt at 0 psi
CPU J3-62 (AI) A-37 89D4 Hydraulic Suction Switch 12 Volts Nominal
CPU J3-63 (AI) A-27 86QS Auxiliary Drum Hydraulic Pressure 1.2 Volts at 300 psi; 1 Volt at 0 psi
CPU J3-64 (AI) A-02 Spare
CPU J4-01 (COMM) D-17 36 RS232 (Transmit to Laptop)
CPU J4-02 (COMM) D-16 37 RS232 (Receive from Laptop)
CPU J4-03-04 (COMM) D-18 Spare
CPU J4-05 (COMM) D-19 31 RS232 To Display – White
CPU J4-07-08 (COMM) D-20 30 RS232 To Display – Black (Ground) 0 Volts
CPU J4-09 (COMM) D-22 34 RS232 Transmit to LMI
CPU J4-10 (COMM) D-21 35 RS232 Receive from LMI
I/O 1 J5-50 (AI) A-03 80P Front Drum Handle
0 Volts Neutral; 1.4 to 5 Volts Lower;
5 to 8.6 Volts Raise
I/O 1 J5-52 (AI) A-04 81P Rear Drum Handle
0 Volts Neutral; 1.4 to 5 Volts Lower;
5 to 8.6 Volts Raise
I/O 1 J5-54 (AI) A-05 82P Boom Hoist Drum Handle
0 Volts Neutral; 1.4 to 5 Volts Lower;
5 to 8.6 Volts Raise
I/O 1 J5-56 (AI) A-06 83P Right Track Handle
0 Volts Neutral; 1.4 to 5 Volts Reverse;
5 to 8.6 Volts Forward
I/O 1 J5-58 (AI) A-07 84P Left Track Handle
0 Volts Neutral; 1.4 to 5 Volts Reverse;
5 to 8.6 Volts Forward
I/O 1 J5-60 (AI) A-08 85P Swing Handle
0 Volts Neutral; 1.7 to 5 Volts Right;
5 to 8.3 Volts Left
I/O 1 J5-62 (AI) A-09 86P Auxiliary Drum Handle
0 Volts Neutral; 1.4 to 5 Volts Lower;
5 to 8.6 Volts Raise
I/O 1 J5-64 (AI) A-10 101 Remote Input Node Communication
I/O 1 J6-01 (DI) D-01 80MA Front Drum Flange Encoder CH A
7.5 Volts or 0 Volts Not Moving
3.5 Volts Moving
I/O 1 J6-02 (DI) D-02 80MB Front Drum Flange Encoder CH B
7.5 Volts or 0 Volts Not Moving
3.5 Volts Moving
I/O 1 J6-03 (DI) D-03 81MA Rear Drum Flange Encoder CH A
7.5 Volts or 0 Volts Not Moving
3.5 Volts Moving

Manitowoc 999 Specifications

General

Brand	Manitowoc
Model	999
Category	Construction Equipment
Language	English