Utica Boilers UB95M-200 Service Bulletin
Contents
1. NATURAL GAS TO LP AND LP TO NATURAL GAS CONVERSION INSTRUCTIONS FOR GAS FIRED DIRECT VENT MODULATING HOT WATER BOILERS THIS CONVERSION KIT SHALL BE INSTALLED BY A QUALIFIED SERVICE AGENCY IN ACCORDANCE WITH THE MANUFACTURER S INSTRUCTIONS AND ALL APPLICABLE CODES AND REQUIREMENTS OF THE AUTHORITY HAVING JURISDICTION IF THE INFORMATION IN THESE INSTRUCTIONS IS NOT FOLLOWED EXACTLY A FIRE AN EXPLOSION OR PRODUCTION OF CARBON MONOXIDE MAY RESULT CAUSING PROPERTY DAMAGE PERSONAL INJURY OR LOSS OF LIFE THE QUALIFIED SERVICE AGENCY IS RESPONSIBLE FOR THE PROPER INSTALLATION OF THIS KIT THE INSTALLATION IS NOT PROPER AND COMPLETE UNTIL THE OPERATION OF THE CONVERTED APPLIANCE IS CHECKED AS SPECIFIED IN THE MANUFACTURER S INSTRUCTIONS SUPPLIED WITH THE KIT Before proceeding with this conversion the gas supply should be shut off prior to disconnecting electrical power CONVERTING A BOILER FROM NATURAL GAS TO LP 1 Remove the front service panel from the boiler 2 Turn the 7 ball valve to the off position 3 Disconnect the gas supply piping from combination gas valve 4 Disconnect the Venturi manifold from the gas valve 5 Insert the 7 0mm LP orifice P N 1350023 as shown on next page 6 Connect the Venturi manifold to the gas valve v Z H Q aa H v q H LLI LLI l A A v 7 Connect the gas supply piping to the combustion gas valve 8 Turn the 2 ball valve to the o2. n position 9 Replace the front service panel 10 Place Propane and Conversion labels on jacket next to the rating plate 11 Follow the instructions under Checkout Procedures and Adjustments in the separate Control Manual and Operating Instructions P N 240006104 to set the unit on rate P N 240005545 Rev 1 1 04 06 CONVERTING A BOILER FROM LP TO NATURAL GAS 1 2 8 9 Remove the front service panel from the boiler Turn the 2 ball valve to the off position Disconnect the gas supply piping from combination gas valve Disconnect the Venturi manifold from the gas valve Remove the 7 0mm LP orifice P N 1350023 leaving o ring gasket in place Connect the Venturi manifold to the gas valve Connect the gas supply piping to the combustion gas valve Turn the 2 ball valve to the on position Replace the front service panel 10 Place Conversion label on unit over the Propane label 11 Follow the instructions under Checkout Procedures and Adjustments in the separate Control Manual and Operating Instructions P N 240006104 to set the unit on rate SCREWS EQ D ENTURI BRASS ORIFICE _ 7 O RING GASKET GAS VALV
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