Emerson 8600 Gas Heater User Manual


 
67
Reference Manual
00809-0100-4860, Rev BC
Section 5: Troubleshooting
January 2013
Troubleshooting
Section 5 Troubleshooting
Safety messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 67
Troubleshooting tables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 68
Advanced troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 69
Diagnostic messages on LCD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 73
Testing procedures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 75
Hardware replacement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 75
Return of material . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 89
“Troubleshooting tables” on page 68 provides summarized troubleshooting suggestions for the
most common problems that occur during operation. The symptoms of metering problems
include:
Communications problems with a HART-based communicator.
Incorrect 4–20 mA output.
Incorrect pulse output.
Error messages on HART-based communicator.
Flow in pipe but no transmitter output.
Flow in pipe with incorrect transmitter output.
Output with no actual flow.
Note
The Rosemount 8600D sensor is extremely reliable and should not have to be replaced. Please
consult the factory before removing the sensor.
5.1 Safety messages
Instructions and procedures in this section may require special precautions to ensure the safety
of the personnel performing the operations. Please refer to the following safety messages
before performing any in this section.