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CPS-2M
SYMPTOM
CAUSE and REMEDY
Lo is
continually
displayed
−
Temperature or pressure is below
minimum.
−
Probe is disconnected or defective.
Hi is
continually
displayed
−
Temperature or pressure is above
maximum.
−
Probe is short circuited.
Actuator
motor is not
operating
−
Verify whether the appropriate stage
LED is on yet the actuator motor is not
operating. Verify wiring and device
Display is
blank
−
Verify that the line voltage selector
switch is properly set.
−
Verify that the 10 pin flat cable
between the main board and the
faceplate board is properly connected.
TROUBLESHOOTING
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