Takeuchi TCR50 Operator's Manual page 52

CONTROLS
Instrument Cluster
Dump Body Alignment Indicator
This lamp lights when the orientation of the
dump body is parallel with the main frame.
The lamp is off when the dump body swings
left or right.
Dump Body Raising Indicator
This lamp lights when the dump body is
raised and moves out of the sensor's range.
It goes out when the dump body is lowered
all the way down.
50