Led Diagnostic Information; Troubleshooting The Control Interface - Graco HydroShield WABH00 Instructions - Parts Manual

LED Diagnostic Diagnostic Information Information
LED LED Diagnostic
The following LED signals, diagnoses, and solutions apply to the control interface.
LED Status LED LED Status Status Signal Signal Signal
Green on
Yellow
Red solid
Red flashing fast
Red flashing slow
Red flashes three times, pauses,
and then repeats
Troubleshooting the
Troubleshooting Troubleshooting
Problem
Problem Problem
The control interface is not on.
The control interface has power
but does not function.
Red module status LED stays on
constantly even after power cycle.
3A8492A
Information
Diagnosis Diagnosis Diagnosis
The system is powered up.
Internal communication is in
progress.
Hardware failure.
Software is uploading.
Token error
Invalid rotary switch position (FCM
and CGM only)
the Control Control Interface Interface
the Control Interface
Cause
Cause Cause
Power is not on.
Loose or disconnected CAN cable. Tighten or connect CAN cable.
Hardware failure.
Hardware failure.
Troubleshooting
Solution Solution Solution
—
—
Replace module.
—
Remove token and upload the
software token again.
Change the rotary switch position
on the control module (inside
the air or speed controller) to a
valid position, and then restart the
system.
Solution
Solution Solution
Turn power supply on.
Replace.
Replace.
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