A.O. Smith 101 - Manuals

14 if the blower prover does not activate after 15 seconds. Thistime allows the blower relay to activate, the blower to come upto speed, and the response from the blower prover to be filtered. • User Settings Screen:Each setpoint or user setting has either a limited selection ofvalues, or a limited ...

16 TROUBLESHOOTING IGNITION SYSTEM Fault Messages and Lockout Status (* = stage number: 1, 2, 3, or 4) FAULT DISPLAYED DESCRIPTION RED LED LOCKOUT “Display Fail” Communications with UIM interrupted Continuous Auto Reset Check communication cable to UIM. Try moving to other Internal Communications co...

17 This is a pre-mix burner system. The flame is not supposed to bedirectly on the burner. The flame should be just above the burnerdeck approximately 1/8” and blue in color, see illustration. BURNER FLAMES Visually check flame characteristics through the view portlocated on the top head of the boil...

19 lines with air or water and clear or replace the blocked portions ofthe line as necessary. Note that areas of the drain line whichinclude a sag or low spot in the line will also form a condensatetrap which can be removed by levelling the tube and does notindicate a blocked system. Inspect the met...

23 LIMITED WARRANTY A. O. Smith Corporation, the warrantor, extends the following LIMITED WARRANTY to the owner of this boiler: 1. If within TEN years after initial installation of the boiler, a heat exchanger or gas burner shall prove upon examination by the warrantor to be defective in material or...