DS 350 G Boom Control Troubleshooting- TMS/TTS870 / RT865 BXL
031-300-190-039 Rev. B 4/30/99
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12. Continuation
Is the
voltage
correct ?
Faulty wiring in cable connecting
the junction box with the length
sensor. Refer to section 11 to
locate the fault.
Yes
Continuation
Is the
voltage
correct?
Defective CM reset switch.
Replace proximity switch.
Yes
No
Measure the CM reset switch signal at
terminal 10 (24V) and 9 (GND) in the length
sensor LG221. Refer to section 9.1 and 11.
Measure the CM reset switch signal at
terminal 30 (24V) and 14 (GND) in the
boom base junction box. Refer to section
9.1 and 11.
No
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