Manitowoc 2250 - Page 192

Reference Only
ELECTRIC SYSTEM 2250 SERVICE/MAINTENANCE MANUAL
3-16
Published 11-06-15, Control # 040-13
D-30 90C
Pendant Cylinder Retract Solenoid
(MAX-ER 225/400)
12 volts Nominal I/O 3 (DO)
D-31 90D
Pendant Cylinder Extend Solenoid
(MAX-ER 225/400)
12 volts Nominal I/O 3 (DO)
D-32 69B Proportional Valve (MAX-ER 225/400) 12 volts Nominal
I/O 3 (DO)
D-33 80C Front Drum Pawl In Solenoid 12 volts Nominal
I/O 3 (DO)
D-34 81MC Main Hoist Motor Control (Rexroth) 0 volts to 12 volts I/O 3 (DO)
D-35 25X Swing & Travel Alarm (MAX-ER 225/400) 12 volts Nominal
I/O 3 (DO)
D-36 Not Used
I/O 4 (DO)
D-37 Not Used
I/O 4 (DO)
E-01 80MA Front Drum Flange Encoder CHA
Above 7.5 volts or 0 volts Not Moving;
3.5 volts Moving
I/O 2 (DI)
E-02 80MB Front Drum Flange Encoder CHB
Above 7.5 volts or 0 volts Not Moving;
3.5 volts Moving
I/O 2 (DI)
E-03
81MAR
Right Rear Drum Flange Encoder CHA
Above 7.5 volts or 0 volts Not Moving;
3.5 volts Moving
I/O 3 (DI)
E-04
81MBR
Right Rear Drum Flange Encoder CHB
Above 7.5 volts or 0 volts Not Moving;
3.5 volts Moving
I/O 3 (DI)
E-05 81MAL Left Rear Drum Flange Encoder CHA
Above 7.5 volts or 0 volts Not Moving;
3.5 volts Moving
I/O 3 (DI)
E-06 81MBL Left Rear Drum Flange Encoder CHB
Above 7.5 volts or 0 volts Not Moving;
3.5 volts Moving
I/O 3 (DI)
E-07 Not Used I/O 2 (DI)
E-08 Not Used
E-09 89K3
Counterweight Lower Switch
(MAX-ER 225/400)
12 volts Nominal I/O 2 (AI)
E-10 Not Used
E-11 Not Used
E-12 Not Used
E-13 89D3 Counterweight Up Limit Switch 12 volts Nominal I/O 4 (DI)
E-14 89ZZ
Max. Boom & Luffing Angle/Limit Bypass
Past Production Only
12 volts Nominal I/O 4 (DI)
E-15 89V2 Pawl Limit Switch - Front Drum (Past) 12 volts Nominal I/O 4 (DI)
E-16 89W2
Pawl Limit Switch - Rear Drum (Past)
Maximum Angle Limit (Current)
12 volts Nominal I/O 4 (DI)
E-17 Not Used
E-18 Not Used I/O 4 (DI)
E-19 Not Used
E-20 Not Used I/O 4 (DI)
E-21 Not Used
E-22 Not Used
E-23 Not Used
E-24 Not Used
E-25 Not Used I/O 4 (DI)
E-26 Not Used I/O 4 (DI)
Pin Wire Description
Test Voltage
(DC unless otherwise specified)
Board
(Signal Type)