Graco HydroShield WABL00, Инструкция - Каталог запасных частей

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Troubleshooting
Problem Problem
Problem
Diagnosis Diagnosis
Diagnosis
Solution Solution Solution
Other issues
Paint build-up on the isolation
valve stem.
1. Dirty wash fluid can no longer
clean properly.
2. The U-cup seals are not wiping
the isolation valve stem clean.
3. The isolation valve stem (222)
o-ring is not sealing fully.
1. Follow the steps in Replace
the Wash Fluid, page 68 .
2. Replace wash fluid U-cups as
seen in repair section.
3. Replace the isolation valve
stem o-ring as described in
Replace the Isolation Valve
Stem O-rings, page 96
.
LED LED
LED Diagnostic
Diagnostic
Diagnostic Information
Information
Information
The following LED signals, diagnoses, and solutions apply to the control interface.
LED LED
LED Status
Status
Status Signal
Signal
Signal Diagnosis Diagnosis Diagnosis
Solution Solution
Solution
Green on The system is powered up.
—
Yellow Internal communication is in
progress.
—
Red solid Hardware failure. Replace module.
Red flashing fast Software is uploading.
—
Red flashing slow Token error Remove token and upload the
software token again.
Red flashes three times, pauses,
and then repeats Invalid rotary switch position (FCM
and CGM only) Change the rotary switch position
on the control module (inside
the air or speed controller) to a
valid position, and then restart the
system.
Troubleshooting Troubleshooting Troubleshooting the the the Control Control Control Interface Interface Interface
Problem Problem
Problem
Cause Cause
Cause
Solution Solution
Solution
Power is not on. Turn power supply on.
The control interface is not on.
Loose or disconnected CAN cable. Tighten or connect CAN cable.
The control interface has power
but does not function. Hardware failure. Replace.
Red module status LED stays on
constantly even after power cycle.
Hardware failure.
Replace.
74 3A8493A