5
3.3.6 TECHNICAL DATA ................................................................................................. 63
3.4 CADDY WOOD/OIL COMBINATION FURNACE .......................................................... 65
3.4.1 NECESSARY COMPONENTS FOR CADDY WOOD/OIL COMBINATION
FURNACE .............................................................................................................. 65
3.4.2 INTRODUCTION .................................................................................................... 65
3.4.3 GENERAL INFORMATION FOR OIL FURNACE .................................................. 65
3.4.3.1 DRAFT AND CHIMNEY ................................................................................................. 66
3.4.3.2 OIL TANK AND PIPING ................................................................................................. 66
3.4.3.3 BURNER PUMP ............................................................................................................. 67
3.4.4 APPLIANCE INSTALLATION ................................................................................. 67
3.4.4.1 UNIT LOCATION ............................................................................................................ 67
3.4.4.2 PARALLEL INSTALLATION ........................................................................................... 67
3.4.4.3 MINIMUM CLEARANCES TO COMBUSTIBLE MATERIALS ........................................ 67
3.4.4.4 CONNECTING PIPE AND MANUAL DAMPER ............................................................. 69
3.4.5 ELECTRICAL CONNECTIONS ...................................................................................... 71
3.4.5.1 INSTALLATION OF THE FAN LIMIT CONTROL ........................................................... 71
3.4.5.2 SERVOMOTOR INSTALLATION ................................................................................... 71
3.4.5.3 THERMOSTAT INSTALLATION .................................................................................... 71
3.4.5.4 WIRING DIAGRAM ........................................................................................................ 72
3.4.6 OPERATING INSTRUCTIONS .............................................................................. 74
3.4.6.1 FAN LIMIT CONTROL .................................................................................................... 74
3.4.6.2 COMBUSTION SAFETY CONTROL .............................................................................. 74
3.4.6.3 PRE-PURGE .................................................................................................................. 74
3.4.6.4 SAFE OPERATION ........................................................................................................ 74
3.4.6.5 TEMPORARY DISENGAGEMENT OF THE BURNER .................................................. 75
3.4.6.6 COMBUSTION ADJUSTMENT AND VERIFICATION.................................................... 75
3.4.6.7 COMBUSTION VERIFICATION PROCEDURE: ............................................................ 76
3.4.6.8 ELECTRODES SETTING ............................................................................................... 77
3.4.6.9 ELECTRODE SETTING FOR "F" HEAD ........................................................................ 77
3.4.6.10 APPLIANCE START-UP ................................................................................................ 78
3.4.6.11 PROLONGED CLOSING ............................................................................................... 78
3.4.7 OIL UNIT MAINTENANCE ..................................................................................... 79
3.4.7.1 MAINTENANCE AND CLEANING ................................................................................. 79
3.4.8 CADDY TECHNICAL DATA ................................................................................... 80
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