Manitowoc 999 Service And Maintenance Manual

Reference Only
ELECTRIC SYSTEM 999 SERVICE/MAINTENANCE MANUAL
3-14
Published 05-16-17, Control # 233-03
80MA D-01 Front Drum Flange Encoder CH A
7.5 Volts or 0 Volts Not Moving
3.5 Volts Moving
I/O 1 J6-01 (DI)
80MB D-02 Front Drum Flange Encoder CH B
7.5 Volts or 0 Volts Not Moving
3.5 Volts Moving
I/O 1 J6-02 (DI)
80MC D-24 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)
80N D-27 Front Drum Rotation Indicator 12 Volts Nominal I/O 3 J10-23-24 (DO)
80P A-03 Front Drum Handle
0 Volts Neutral; 1.4 to 5 Volts Lower;
5 to 8.6 Volts Raise
I/O 1 J5-50 (AI)
80QF A-15 Front Drum Free Fall Brake Pressure 1.2 Volts at 300 psi; 1 Volt at 0 psi I/O 2 J7-56 (AI)
80QS A-22 Front Drum Hydraulic Pressure 1.2 Volts at 300 psi; 1 Volt at 0 psi CPU J3-53 (AI)
80R D-32 Front Drum Pawl Enable Solenoid 12 Volts Nominal I/O 3 J10-33-34 (DO)
80RA D-33 Front Drum Pawl Disable Solenoid 12 Volts Nominal I/O 3 J10-35-36 (DO)
81A C-06 Rear Drum Pump Control (Servo Driver 2)
0 to 2.8 ± 10% (110 mA) Volts Down;
0 to -2. 8 ± 10% (-110 mA) Volts Up
I/O 1 J6-42 (AO)
81E C-19 Rear Drum Park Brake Solenoid 12 Volts Nominal I/O 1 J6-37-38 (DO)
81EP A-16 Rear Drum Brake Pedal
0 Volts Neutral; 1.4 to 5 Volts Lower;
5 to 8.6 Volts Raise
I/O 2 J7-58 (AI)
81F C-17 Rear Drum Hydraulic Clutch Solenoid 12 Volts Nominal I/O 1 J6-33-34 (DO)
81FS C-29 Rear Drum Spring Clutch Solenoid 12 Volts Nominal I/O 2 J8-29-30 (DO)
81MA D-03 Rear Drum Flange Encoder CH A
7.5 Volts or 0 Volts Not Moving
3.5 Volts Moving
I/O 1 J6-03 (DI)
81MB D-04 Rear Drum Flange Encoder CH B
7.5 Volts or 0 Volts Not Moving
3.5 Volts Moving
I/O 1 J6-04 (DI)
81MC D-25 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)
81N D-28 Rear Drum Rotation Indicator 12 Volts Nominal I/O 3 J10-25-26 (DO)
81P A-04 Rear Drum Handle
0 Volts Neutral; 1.4 to 5 Volts Lower;
5 to 8.6 Volts Raise
I/O 1 J5-52 (AI)
81QA A-21 Accessory System Hydraulic Pressure 1.2 Volts at 300 psi; 1 Volt at 0 psi CPU J3-51 (AI)
81QS A-23 Rear Drum Hydraulic Pressure 1.2 Volts at 300 psi; 1 Volt at 0 psi CPU J3-55 (AI)
81QF A-14 Rear Drum Free Fall Brake Pressure 1.2 Volts at 300 psi; 1 Volt at 0 psi I/O 2 J7-54 (AI)
81R D-34 Rear Drum Pawl Enable Solenoid 12 Volts Nominal I/O 3 J10-37-38 (DO)
81RA D-35 Rear Drum Pawl Disable Solenoid 12 Volts Nominal I/O 3 J10-39-40 (DO)
82A C-14 Boom Drum Pump Control (Servo Driver 3)
0 to 2.8 ± 10% (110 mA) Volts Down;
0 to -2. 8 ± 10% (-110 mA) Volts Up
I/O 2 J8-41 (AO)
82E C-09 Boom Hoist Park Brake Solenoid 12 Volts Nominal I/O 1 J6-25-26 (DO)
82MA D-05 Boom Hoist Shaft Encoder CH A
7.5 Volts or 0 Volts Not Moving
3.5 Volts Moving
I/O 2 J8-01 (DI)
82MB D-06 Boom Hoist Shaft Encoder CH B
7.5 Volts or 0 Volts Not Moving
3.5 Volts Moving
I/O 2 J8-02 (DI)
82MC E-29 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)
82N D-29 Boom Drum Rotation Indicator 12 Volts Nominal I/O 3 J10-27-28 (DO)
82P A-05 Boom Hoist Drum Handle
0 Volts Neutral; 1.4 to 5 Volts Lower;
5 to 8.6 Volts Raise
I/O 1 J5-54 (AI)
82QS A-24 Boom Hoist Drum Hydraulic Pressure 1.2 Volts at 300 psi; 1 Volt at 0 psi CPU J3-57 (AI)
82R D-36 Boom Drum Pawl Enable Solenoid 12 Volts Nominal I/O 4 J12-21-22 (DO)
82RA D-37 Boom Drum Pawl Disable Solenoid 12 Volts Nominal I/O4 J12-23-24 (DO)
Wire Pin Description
Test Voltage
(DC unless otherwise specified)
Board
(Signal Type)

Manitowoc 999 Specifications

General

Brand	Manitowoc
Model	999
Category	Construction Equipment
Language	English