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Specifies correct operational temperature limits and general safety use of the boiler.
Details on connecting C.H. flow, return, drain, and pressure relief valve.
Guidelines for selecting and ensuring burner compatibility with boiler specifications.
Description of controls, switches, and thermostats on the 21057 panel.
Electrical schematic for connecting burner, pump, and thermostat to the 21057 panel.
Details functions of switches, thermostats, and pumps for the 30688 panel.
Electrical schematic for the 30688 panel board, including sensor connections.
Essential checks before starting the boiler, ensuring all connections are correct.
Step-by-step process for initial boiler startup and burner adjustment.
Safety precautions and general guidelines for performing boiler maintenance.
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General