DS 350 G Boom Control Troubleshooting- TMS/TTS870 / RT865 BXL
031-300-190-039 Rev. B 4/30/99
11
The B.C.S. relays K2,
K6, K7 provide power
to the 2 way valves
allowing oil flow to the
selected cylinder.
The B.C.S. relay K3
controls the rod side
dump valve. Refer to
section 5.
The B.C.S. analog
output signal opens the
pressure reducing
valves (proportional
valves).
Continuation
While estending and
retracting the B.C.S.
monitors each section
length.
The B.C.S. controls the
speed and sequence of each
boom section.
correct
incorrect
Out of sequence warning and lock
out.Operate in manual mode to re-
sequence the boom. Reference
section 9.1 for boom components
and setup.
Drawing 2b.