Troubleshooting - Toshiba LF664 Instruction Manual

7.2 Troubleshooting

If a problem occurs while using the LF664/LF620F, LF664/LF622F follow the flowcharts
described below.
You may find a way to solve the problem. The flowcharts are based on three symptoms (1) to (3).
If you cannot solve the problem, contact your nearest Toshiba representative.
7.2.1 Flow rate is not indicated
START
Are power supplies correct
for each device?
Are power and I/O cables
installed correctly?
Is the fuse not burnt?
Is the flow range correctly set?
Is the flow direction match
with the arrow mark on the
detector?
Contact your nearest Toshiba
representative.
NO
YES
NO
YES
YES
NO
NO
YES
NO
YES
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Use the correct power supply for each
device.
Install the cables correctly.
Refer to Chapter 5, "Wiring."
Replace the fuse with a new one.
Set correctly.
Refer to combined converter's manual.
Install the detector correctly.
Refer to Chapter 4, "Installation"