Page 137 Speed Level Series - Service & Parts Manual
January 2019Section 9 - Troubleshooting - 3084ES Models
Selection ID EZ-Cal Readout Explanation
2C
GROUND
2C-1 UP OFF/ON Status of Up switch from lower control station
2C-2 DOWN OFF/ON Status of Down switch from lower control station
2C-3 OUT OFF/ON Not used
2C-4 IN OFF/ON Not used
2C-5 EMSg OFF/ON Not used
2D
INPUTS
2D-1 P7-1 12V supply from Motor Controller. ON= Voltage, OFF= no voltage
2D-2 P7-2
Base selected, ON= selector on Base position - unit operating from
base controls
READOUT
= plug and
Pin
2D-3 P7-3 Up selected from base controls, ON= Up activated
2D-4 P7-4
Platform Selected. ON= selector in platform position. Operate from
upper controls
Example:
P7-1 = Plug
7 Pin 1
2D-5 P7-5 Platform Down limit switch. Not used.
2D-6 P7-7 Down selected from lower controls, ON= Down activated
P7-6 & P7-8–P7-15 Not used
Refer to
schematic
P15-1 - P15-15 Not used
2E
ANALOGS
2E-1 P8-2
State of angle #2 in %, relates directly to the degree of platform
elevation.
2E-2 P8-5
State of angle #1 in %, relates directly to the degree of platform
elevation.
2E-3 P8-6 Measures pressure in lift cylinder for load sense system. CE only.
2F
OUTPUTS
Numbers not listed in this table but that are displayed by EZ-Cal are not used.
2F-1 P4-10
Rear wheel bypass valves. ON= valves powered - rear wheels in
bypass
READOUT
= plug and
Pin
2F-2 P4-12 Line Contactor signal B+. ON= Contactor activated
2F-3 P4-14 Down Valve/s signal B+. ON= down valve activated
Example:
P7-1 = Plug
7 Pin 1
2F-4 P5-1 Lift Valve Signal B+. ON= lift valve activated
2F-5 P5-2 Steer Right signal B+. ON= valve activated
2F-6 P5-3 Steer Left signal B+. ON= valve activated
Refer to
schematic
2F-7 P5-4 Drive FWD signal B+. ON= valve activated
2F-8 P5-5 Drive Rev signal B+. ON= valve activated
2F-9 P5-6 Alarm signal B+. ON= alarm activated
2F-10 P5-7 High Torque signal B+. ON= valve activated
2F-11 P5-8 High Speed signal B+. ON= valve activated
2F-12 P5-9 Hour Meter signal B+. ON= Meter activated
2F-15 P5-12 Power supply to valves. Should be ON when system is powered up
2F-16 P6-1 Back Pitching Valve. ON= valve activated
2F-17 P6-2 Front Pitching Valve. ON= valve activated
2F-18 P6-3 Left Rolling Valve. ON= valve activated
2F-19 P6-4 Right Rolling Valve. ON= valve activated
2F-20 P6-13 Axle Lock Valves. ON= Valves activated (axles can oscillate)
2H
LOG
2H-1 Cal Date Date of last calibration (height or load)
2H-2 Software MEC specific software
2H-3 Powered Accumulated time GP400 powered up (red LED on)
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