29
Figure 11 - Troubleshooting Analysis Check Chart (Continued)
Operation, Electronic Controls
PROBLEM
POSSIBLE CAUSE
CORRECTION
Winch will not operate in any function. Control lever off-center at startup.
Return control lever to neutral position
and attempt function again.
Control module not powered.
Check fuse & replace if necessary.
Control lever DC-DC converter
malfunction.
Replace converter if the red & green
LEDs are not lit.
Control module fault.
Check status indicator on module.
Red LED should not be illuminated.
If it is, consult factory.
Coil open or shorted.
Check module output LEDs. Flashing
LED indicates open or shorted circuit.
Check wiring harness continuity.
Replace faulty coil. Note: A working
coil will have 15 to 50
resistance and
will be magnetized when energized.
Cartridge valve plugged.
Replace car tridge if pressure at
appropriate gage port is not close to
relief pressure with coil energized.
Loose or worn connector.
Check and replace as needed.
Relief pressure not being reached.
Check bypass coil & cartridge, and/or
replace faulty parts.
Summary of Contents for W12E
Page 13: ...xi Safety Summary Notes...
Page 14: ...xii Notes...
Page 37: ...23 Figure 10 Operator Electronic Controls Operation Electronic Controls...
Page 51: ...37 Intentionally Blank Maintenance...
Page 55: ...41 Operating Techniques Power Controls Intentionally Blank...
Page 59: ...45 Operating Techniques Electronic Controls Intentionally Blank...
Page 65: ...51 Operating Techniques General Intentionally Blank...
Page 68: ...54 Notes...
Page 69: ......