UTICA BOILERS CCB-150 Instruction Manual page 60

1-model combi boiler for ch and dhw production 2-models heating only

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To perform combustion test you must enter Test Mode.

Before starting Test Mode:

•Connect a manometer to gas valve manifold pressure port

Press the CH +/- buttons together for 5 seconds.

•3 way valve is in CH position and burner is forced at 100%. Boiler automatically exits test mode after 15

minutes or to exit test mode manually: press the CH +/- buttons together for 5 seconds.

•With CH+/- buttons you can adjust max power (from 0 to 100%).

Test Mode – All Models

5sec

Tip: When locked in high

fire you can put boiler

into Low fire by

disconnecting either

ModuReg wire

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Chb-100 Chb-130