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Troubleshooting
Have the following items available before you begin
troubleshooting.
SuperCat system binder (collection of manuals and
diagrams in a three-ring binder, supplied by Graco)
Voltmeter that is capable of reading resistance and
dc voltage.
Small standard screwdriver
Level Sensors
Problem
Operating Condition
Cause/Solution
Level Sensor Alarm
Fluid above sensor, schematic sensor
light off
Verify that the level sensor option
was selected correctly. See
Setup
on
page 51.
Check the sensor wiring connections.
See
Service
on page 90.
Adjust sensor sensitivity. See below.
Check the operation of the sensor by
switching the wire connection with the
reservoir level sensor that operates.
See
Service
on page 90.
If sensor has failed, replace sensor.
See
Service
on page 90.
Check continuity of level sensor light.
See page 74.
Replace circuit board. See
Service
on page 87.
Check feed pumps. See page 63.
Alarm does not sound
Fluid below sensor, schematic sensor
light on
Adjust sensor sensitivity. See below.
Check the operation of the sensor by
switching the wire connection with the
reservoir level sensor that operates.
See
Service
on page 90.
If sensor has failed, replace sensor.
See
Service
on page 90.
Replace circuit board. See
Service
on page 87.
Adjusting Level Sensors
Adjust the level sensor by turning the small screw in
the hole on the back of the sensor.
Turn the screw clockwise
to increase the range of the
sensor and make it more sensitive; the indicator light
for the sensor will come on sooner and stay on longer.
Turn the screw counterclockwise
to decrease the
range of the sensor and make it less sensitive; the
indicator light for the sensor will shut off sooner.
Summary of Contents for SuperCat 232721
Page 23: ...308925 23 Notes...
Page 111: ...308925 111 Notes...
Page 112: ...308925 112 Dimensions 8787A 42 in 1067 mm 66 in 1676 mm 74 in 1880 mm...