Class1 Intelli Tank 4 light driver module - Manual (Page 9)

Intelli-Tank Manual (106759) 12-15-03 – 9 – Class 1
Condition Evaluate
Bottom two lights
alternate flashing.
Master tank level display’s transducer signal voltage is below
.4VDC.
Check transducer wiring to master tank level display.
Top two lights
alternate flashing.
Master tank level display’s transducer signal voltage is above
4.80VDC.
Check transducer wiring to master tank level display.
Bottom two and
Upper two lights
alternate flashing.
Remote driver module is not receiving data from the master tank
level display.
Check for continuity on the data line (pin 10) to the master tank level
display and that the grounds are common between units (there
should be less than 1V difference of potential). Insure the master
tank level display is functioning properly.
Bottom and top
lights alternate
flashing (center two
are off)
Master tank level display has an invalid calibration.
Recalibrate Master display.
No lights are on. Unit is not powered or external lights are not connected properly.
Check power (Stud) and ground (Pin 12) connection for proper
voltage.
Unit will not dim
lights.
Check for proper ground input signal to pin 6 when activating the
dim input switch.
Alarm will not
silence.
Check for proper ground input signal to pin 5 when activating the
alarm silence switch.
Auto fill not
functioning
Check for proper ground input signal to pin 8 when activating the
auto-fill select switch.
Insure remote driver is displaying same information as master tank
level display.