American Power Conversion FM Air Conditioner User Manual


 
NetworkAIR FM DX 60 Hz Operation, Maintenance, and Troubleshooting60
System Comm Lost • Check that the System is receiving power.
• Check the external CAN bus connections.
• Check the System ID DIP switch settings of every Main Module in the
Group. Each Main Module must have a unique address. See the Installation
Manual for the correct DIP switch settings.
System Failure • After correcting the cause of the system failure, perform a Reset System
Failure command (Path: Main > Respond to Alarms > Reset Sys Failure).
System Fire Detected • Follow the appropriate facility emergency protocol. N
OTE: The purpose of
the fire sensor is to warn you of possible equipment damage. It is NOT
intended to provide a fire alarm system to protect the facility and the lives of
its occupants.
• See “Fire Detected” on page 55 for the appropriate alarm actions.
System Off • Turn on power to the System (Path: Main > On/Off).
System Smoke Detected • Check the Modules in the System for Smoke Detected alarms.
• Follow the appropriate facility emergency protocol. N
OTE: The purpose of
the smoke sensor is to warn you of possible equipment damage. It is NOT
intended to provide a smoke alarm system to protect the facility and the lives
of its occupants.
• See “Smoke Detected” on page 58 for the appropriate alarm actions.
VFD # 1 Requires Maintenance • Verify the operation of VFD # 1 and perform preventive maintenance.
• Reset the maintenance alarm for VFD #1 on the display interface.
VFD # 2 Requires Maintenance • Verify the operation of VFD # 2 and perform preventive maintenance.
• Reset the maintenance alarm for VFD #2 on the display interface.
VFD #1 Fail • Check the event log for other VFD alarms to determine the cause of the
failure.
VFD #2 Fail • Check the event log for other VFD alarms to determine the cause of the
failure.
Water Detected • Determine the source of the leak, and repair it.
• Confirm that the water detector is not short-circuited to metal and ensure that
there is not debris or soldering on the rope component of the water detector
that could be providing false detection.
• Ensure that the water detector is properly mounted and secured to the bottom
of the Module or the floor.
• Confirm that the wiring connections are secure.
• Replace the water detector.
Displayed Alarm Message Action Required