Rheem IKONIC RTGH-S11i Training And Service Manual page 3

CONTENTS
RESET THE DEFAULT SETTINGS ........................................................................................................................ 35
RESET WIFI SETTING .......................................................................................................................................... 36
ERROR CODE DIAGNOSTICS ......................................................................................................37
NO ERROR CODE AND NO HOT WATER / WATER FLOW SENSOR ................................................................. 37
ERROR CODE LIST ............................................................................................................................................... 38
HOW TO REMOVE COMPONENTS ..............................................................................................67
REMOVE FRONT COVER ..................................................................................................................................... 67
GAS-AIR RATIO VALVE ......................................................................................................................................... 68
FLAME ROD .......................................................................................................................................................... 69
GASKET ................................................................................................................................................................. 70
WATER INLET CONNECTION 3/4 ........................................................................................................................ 71
WATER CONTROL VALVE .................................................................................................................................... 72
BYPASS VALVE ..................................................................................................................................................... 73
NEUTRALIZER / OUTLET THERMISTOR ............................................................................................................. 74
IGNITER COIL / IGNITER ROD ............................................................................................................................. 75
BLOWER ................................................................................................................................................................ 76
DISPLAY ONLY ...................................................................................................................................................... 77
DISPLAY WITH DISPLAY MOUNTING BRACKET / CONTROL BOARD ONLY ................................................... 78
CONTROL BOARD ONLY / POWER CORD .......................................................................................................... 79
THERMISTOR WIRING HARNESS ....................................................................................................................... 80
GAS CONTROL WIRING HARNESS ..................................................................................................................... 81
FAN CONTROL WIRING HARNESS ..................................................................................................................... 82
POWER CONTROL WIRING HARNESS ............................................................................................................... 83
DISPLAY CONTROL WIRING HARNESS ............................................................................................................. 84
ORIFICE PLATE (NAT/LP) ..................................................................................................................................... 85
HOW TO CONNECT .......................................................................................................................87
CONNECTING TO WIFI ......................................................................................................................................... 87
DIAGNOSTIC MODE ......................................................................................................................90
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IKONIC Tankless Water Heater Service Manual