Bradford-White Corp TG-150E-N(X), TG-180E-N(X), TG-199E-N(X), TG-237E-N(X)A, TG237E-N(X)

Figure 7. Recommended Piping for a Circulation Systems.

Contents

Main For Exterior Installation TG-150E-N(X), TG-180E-N(X), TG-199E-N(X), TG237E-N(X) & TG-237E-N(X)A INSTALLATION AND OPERATION INSTRUCTION MANUAL With Troubleshooting Guide SECTION I: IMPORTANT INFORMATION TABLE OF CONTENTS NOTICE Page Page Page SECTION II: SPECIFICATIONS Model Dimensions Page SECTION III: INSTALLATION INSTRUCTIONS Page Page Page Page * SECTION IV: WATER CONNECTIONS Page Page Page Page Figure 8. Recommended Piping for Freeze Protection. CAUTION Page Combination Water and Space Heating Applications Commercial Use Water Heaters Only Page SECTION V: GAS CONNECTIONS WARNING (feet) (m eters ) 3/ 4 1 1 1/4 ft) (Btu/Cu. Gas of Value Heating Length 0.5 in. W.C. Pressure Drop Page SECTION VI: ELECTRICAL CONNECTIONS 30 Figure 10. Ladder Diagram. M CPU Page Page TEMPERATURE CONTROLS DANGER CAUTION Page Temperature Display In Use Indicator Priority Button Priority Indicator Thermostat securing screw 1-21/32" 3-5/16" securing screw wiring hole CABLE CLAMP REMOTE CONTROL CABLE REMOTE CONTROL CONNECTION TERM INALS Page Page Page SECTION VII: OPERATING INSTRUCTIONS Page CAUTION DANGER CAUTION Temperature Display In Use Indicator Priority Button Priority Indicator Thermostat 45 46 If any of the above diagnostic codes are seen flashing on the display, call for service. Failure to remedy faults may result in severe burns, scalds, and/or death. SECTION VIII: MAINTENANCE Page Figure 20. Piping for Mineral Scale Flushing. Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page SECTION X: WARRANTY

Bradford-White Corp - page 21

Models: TG-150E-N(X) TG-180E-N(X) TG-199E-N(X) TG-237E-N(X)A TG237E-N(X)