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3 Troubleshooting (continued)
41
FAULT DESCRIPTION CORRECTIVE ACTION
Parameters
Progr
(Will require a manual
reset once the condition
has been corrected. Press
the RESET button on the
SMART SYSTEM
display
to reset.)
After downloading parameters from a laptop,
the main control board must be reset.
• Press the ENTER/RESET button on the Smart
System display panel.
Service Blk
While the unit is in Service Mode, the outlet
temperature has exceeded 185°F (85°C).
• Establish a heating load to remove heat from the
system.
• Verify that the system is full of water and that all air
has been properly purged from the system.
• Verify that the appliance is piped properly into the
system. Refer to the Water Connections Section of
the Installation and Operation Manual for the proper
piping methods.
• Check 120 VAC to the pump motor on a call for
heat. If voltage is not present, check the wiring
leading to the main control board. Replace the main
control board if necessary.
• If 120 VAC is present on a call for heat and the
pump is not operating, replace the pump.
Low Voltage
120 VAC input to the main control board has
dropped below 100 VAC.
• Check 120 VAC supply to the transformer.
• Check wiring connections at the low voltage terminal
strip.
• Check the wire size/length to remote devices.
• Replace the main control board.
Table 3E (continued from previous page) Troubleshooting Chart - Fault Messages Displayed on Operator Interface
Copper-fin II/IIE Boiler, Water Heater and Pool Service Manual