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)
Summary of Contents for 999
Page 1: ...R e f e r e n c e O n l y Service Maintenance Manual Manitowoc 999 ...
Page 2: ...R e f e r e n c e O n l y ...
Page 4: ...R e f e r e n c e O n l y THE ORIGINAL LANGUAGE OF THIS PUBLICATION IS ENGLISH ...
Page 297: ...R e f e r e n c e O n l y ...
Page 298: ...R e f e r e n c e O n l y ...