User Guide

Circuit diagrams 15

We reserve the right to make any changes due to technical modifications.

Installation and maintenance instructions Logano G215 US oil/gas-fired boilers • Issue 2014/10

Fig. 84 Boiler block and burner door

Using Hydrolevel HydroStat

1. Connect room thermostat or end switch to T and TV terminals on control.

2. Connect incoming 120VAC power source to the control.

3. Connect Line Voltage to terminal L1, and Neutral to terminal L2.

4. Connect the black wire from the Riello to terminal B1 on control.

5. Connect the white wire from the Riello to terminal B2 on control.

6. Connect the green wire from Riello to ground screw on control.

7. Install a jumper between TT on Riello.

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