Crown Boiler AWI037, AWI061, AWI095, AWI128, AWI162, AWI195, AWI229, AWI262, AWI295, TWI061, TWI095, TWI128, TWI162

50mm BURNER COMPONENTS

1” BURNER COMPONENTS

Contents

Main AWI & TWI Series CROWN Gas-Fired Natural Draft Hot Water Boilers INSTALLATION INSTRUCTIONS Models: CROWN Page Table of Contents I Product Description II Specifications Page TABLE 1: SPECIFICATIONS 3 III Before Installing IV Locating the Boiler V Air for Combustion and Ventilation For Buildings of Other than Unusually Tight Construction Page Page VI Venting Page Removing an Existing Boiler from a Common Chimney VII Gas Piping VIII System Piping Standard Piping CAUTION DANGER Piping for Special Situations Page Page IX Wiring Page Wiring Variations AWI/TWI Control System Sequence of Operation Page X Start-up and Checkout WARNING Page LIGHTING INSTRUCTIONS FOR YOUR SAFETY READ BEFORE OPERATING TO TURN OFF GAS TO APPLIANCE OPERATING INSTRUCTIONS TO TURN OFF GAS TO APPLIANCE FORYOURSAFETYREADBEFORELIGHTING Page XI Service and Maintenance Page XII Troubleshooting AWI/TWI Troubleshooting Chart Caution: Read page 29 before attempting to use this chart Page Standing Pilot Ignition System Troubleshooting Chart Caution: Read page 29 before attempting to use this chart Page XIII PARTS 34 Page 36 CAUTION: MAIN BURNER ORIFICE SIZES SHOWN ARE FOR BOILERS INSTALLED AT ALTITUDES BELOW 2000 ft

Crown Boiler - page 39