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CFA3000 MANUAL SECTION 5
TROUBLESHOOTING PROCEDURES
This chapter is divided into two sections:
• Troubleshooting Chart: a list of symptoms, probable causes, and remedies.
• Test Functions:– test functions for diagnostic information.
5.1 Troubleshooting Chart
Symptoms observed during operation are generally enough to identify a faulty component.Such symptoms,
together with probable causesand remedies are listed in the following troubleshooting chart.
Problem Probable Cause Remedy
No power
Power switch
OFF
Press power
switch ON
Power switch
failed
Call Rosemount
Analytical
Pump is
inoperative
Valve pump
switch OFF
Press switch ON
Blown fuse Replace fuse
Leak detector
activated
Find and fix
leaking; check
pump’s electrical
connection
Bad electrical
connection
Check pump’s
plugs to CPU &
connector
Still inoperative
Call Rosemount
Analytical
Keypad lights or
display fails to
light up
or buttons fail to
operate
Circuit boards
are not seated
properly
Remove and
reinstall circuit
boards
Display or
associated
power circuit
faulty
Call Rosemount
Analytical
Problem Probable Cause Remedy
Keypad lights or
display fails to
light up
or buttons fail to
operate
Display or
associated
power circuit
faulty
Call Rosemount
Analytical
Connector faulty
or not properly
inserted
Check
connection
SECTION 5
TROUBLESHOOTING PROCEDURES
Table 51: Troubleshooting Chart