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Verify OCI 420 system settings and parameters before boiler replacement.
Verify AGU 2.511 system connections and wiring before replacement.
Verify AGU 2.513 fault reporting connections before boiler replacement.
Verify RT/RT+ control system connections before boiler replacement.
Verify external sensor connections before boiler replacement.
Identify the integrated circulator type in the boiler for replacement.
Configure OCI 420 systems and parameters for boiler replacement.
Connect and configure AGU 2.511 systems for boiler replacement.
Configure RT/RT+ control systems for boiler replacement.
Connect the fault report cable for AGU 2.513 systems.
Connect the external sensor cable to the system.
Adjust circulator speed based on model for boiler replacement.