A.O. Smith 200 - Manual (Page 34)

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For additional information please refer to the User’s Manual supplied with the boiler or contact:
A.O. Smith Technical Services 7 a.m. to 7 p.m. Central Time at: 1-800-527-1953
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Table 19. Error Code Chart
GENESIS II CONTROL - FAULT OPERATION
FAULT ERROR CODES LOCKOUT
COMMUNICATIONS FAULT (CCB TO ICB)
STAGE 1:
001 HARD
STAGE 2: 002 HARD
STAGE 3: 003 HARD
STAGE 4: 004 HARD
ECO/HIGH LIMIT: 010 HARD
NO GAS VALVE POWER SENSED
STAGE 1:
011 HARD
STAGE 2: 012 HARD
STAGE 3: 013 HARD
STAGE 4: 014 HARD
LWCO 020 HARD
CIRCULATE FAULT (FLOW SWITCH) 030 SOFT
INSUFFICIENT AIR (AIR PRESSURE SWITCH)
STAGE 1:
041 SOFT
STAGE 2: 042 SOFT
STAGE 3: 043 SOFT
STAGE 4: 044 SOFT
BLOCKED FLUE 060 SOFT
POWER VENT 070 SOFT
IGNITER FAILURE
STAGE 1:
081 HARD
STAGE 2: 082 HARD
STAGE 3: 083 HARD
STAGE 4: 084 HARD
LOW GAS FAILURE 090 HARD
HIGH GAS FAILURE
STAGE 1:
101 HARD
STAGE 2: 102 HARD
STAGE 3: 103 HARD
STAGE 4: 104 HARD
GAS VALVE RELAY FAILURE
STAGE 1:
111 HARD
STAGE 2: 112 HARD
STAGE 3: 113 HARD
STAGE 4: 114 HARD
FLAME FAILURE
STAGE 1:
121 HARD
STAGE 2: 122 HARD
STAGE 3: 123 HARD
STAGE 4: 124 HARD
PROBE FAULTS
OUTLET PROBE
131 HARD
INLET PROBE 132 HARD
REMOTE PROBE 133 HARD
IRI GAS VALVE FAILURE 140 HARD
CPU FAULT 210 HARD