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1117.1.3 - Verify flue and air lines in good condition and sealed tight; ................................................................................. 11617.1.4 - Check system water pressure/system piping/expansion tank; ............................................................................. 11617.1.5 - Check control settings .......................................................................................................................................... 11617.1.6 - Check ignition and flame sense electrodes .......................................................................................................... 11617.1.7 - Check wiring and connections.............................................................................................................................. 11617.1.8 - Perform performance verification. ........................................................................................................................ 11617.1.9 - Flame inspection .................................................................................................................................................. 11717.1.10 - Check flame signal ............................................................................................................................................. 11717.1.11 - Check relief valve ............................................................................................................................................... 11717.1.12 - Check heater area .............................................................................................................................................. 11717.1.13 - Check pressure gauge ....................................................................................................................................... 11717.1.14 - Check vent piping ............................................................................................................................................... 11717.1.15 - Check air piping.................................................................................................................................................. 11717.1.16 - Check condensate drain system ........................................................................................................................ 11717.1.17 - Check heater piping (gas and water) ................................................................................................................. 11717.1.18 - Shut heater down ............................................................................................................................................... 11817.1.19 - Test low water cutoff (if installed) ....................................................................................................................... 11817.1.20 - Reset button (low water cutoff)........................................................................................................................... 11817.2 - Removing the casing ...................................................................................................................................... 11817.3 - Cleaning the burner and primary heat exchanger, flue gas side .................................................................... 11917.3.1 - Thermal insulations .............................................................................................................................................. 12217.4 - Correct positioning of the ignition and flame detection electrodes ................................................................ 12317.5 - Clean the air filter ........................................................................................................................................... 12317.6 - Condensate trap and neutralizing box maintenance and cleaning ................................................................ 12417.7 - Connection of the display to other burners .................................................................................................... 12517.8 - How to move a control board ......................................................................................................................... 12617.9 - Draining the water from the heater................................................................................................................. 12717.10 - Water and flue temperature sensor .............................................................................................................. 12717.11 - Outdoor temperature sensor ....................................................................................................................... 12717.12 - 199 model wiring diagram ............................................................................................................................ 12817.13 - 399 to 1000 models wiring diagram ............................................................................................................. 13018 - TECHNICAL DATA .................................................................................................................13419 - SPARE PARTS .......................................................................................................................13620 - READ OUT FLOW CHART ....................................................................................................15821 - FACTORY MENU ....................................................................................................................15922 - SEQUENCE OF OPERATION for BOILER............................................................................16223 - SEQUENCE OF OPERATION for WATER HEATER .............................................................163TABLE OF CONTENTS PreviousNext |