© 2022 Staheli West
191
Faults
Fault 323: Blown Fuse Panel 3: F1 (15 amp)
Causes
Troubleshooting
Fixes
• Faulty actuator.
• See faults 321-322.
• Replace faulty actuator.
• Faulty wiring.
• Inspect entire wiring path
checking for continuity, ground,
and proper voltage.
• Repair/Replace faulty wiring
section.
Fault 324: Blown Fuse Panel 3: F2 (15 amp)
Causes
Troubleshooting
Fixes
• Faulty 24 V regulator.
• Test for ground short.
• Replace faulty 24 V regulator.
• Faulty wiring.
• Inspect entire wiring path
checking for continuity, ground,
and proper voltage.
• Repair/Replace faulty wiring
section.
Fault 325: Blown Fuse Panel 3: F3 (5 amp)
Causes
Troubleshooting
Fixes
• Faulty PLC.
• Test for ground short.
• Replace PLC.
• Faulty analog sensor.
• Test for ground short.
• Replace analog sensor.
• Faulty PLC in/output card.
• Test for ground short.
• Replace PLC in/output card.
• Faulty PLC ethernet switch.
• Test for ground short.
• Replace PLC ethernet switch.
• Faulty touch screen.
• Test for ground short.
• Replace touch screen.
• Faulty louver actuator.
• Test for ground short.
• Replace louver actuator.
• Faulty wiring.
• Inspect entire wiring path
checking for continuity, ground,
and proper voltage.
• Repair/Replace faulty wiring
section.
Fault 326: Blown Fuse Panel 3: F4 (1.5 amp)
Causes
Troubleshooting
Fixes
• Faulty PLC.
• Test for ground short.
• Replace PLC.
• Faulty wiring.
• Inspect entire wiring path
checking for continuity, ground,
and proper voltage.
• Repair/Replace faulty wiring
section.
Fault 327: Blown Fuse Panel 3: F5 (2 amp)
Causes
Troubleshooting
Fixes
• Faulty analog sensor.
• See Test 19.
• Replace analog sensor.
• Faulty wiring.
• Inspect entire wiring path
checking for continuity, ground,
and proper voltage.
• Repair/Replace faulty wiring
section.