Honeywell 7800 Series Manual page 51

Relay module
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TABLE 12—HOLD AND FAULT MESSAGE SUMMARY (Continued)
Annunciation Message
Fault 49
*Man-Open Sw. On*
Fault 50
*Jumpers Wrong*
Fault 51
*Flame Too Strong*
Fault 52 - 70
*Call Service*
Fault 71 - 75
*Device Specific*
Fault 76 - 93
*Accessory Fault*
Fault 94 - 104
*Call Service*
Fault 105
*Call Service*
Fault 106
*Call Service*
Fault 107
*Call Service*
Fault 108
*Call Service*
Fault 109
*Call Service*
Fault 110
*Call Service*
Fault 111
*Call Service*
Fault 112, 113, 114
*Call Service*
Fault 115, 116
*Call Service*
Fault 117 - 121
*Call Service*
Fault 122
*Call Service*
Fault 123
*Call Service*
Fault 124
*Call Service*
Fault 125, 126
*Call Service*
Fault 127
*Call Service*
EXPANDED ANNUNCIATOR MESSAGES
(Tables 13 and 14)
If the Expanded Annunciator is wired to the limit con-
trols and interlock controls strings and connected to the
RM7838B, additional hold messages, fault messages or
System Failure
MOS was on when it should be off.
Incorrect combination of configurable jumpers was selected.
Flame signal value is too high.
Internal fault codes. Unused.
Internal fault codes. Unused.
Internal fault codes. Unused.
Internal fault codes. Unused.
Internal Fault. Relay Module self-test failure.
Internal Fault. Relay Module self-test failure.
Internal Fault. Relay Module flame signal crosscheck failure.
Unused.
Earth grounding problem. Make sure RM7838B has earth ground.
Internal Fault. Configuration jumpers differ from stored values.
Internal Fault. Relay Module configuration jumper test failure.
Internal Fault. Relay Module self-test failure.
Unused
Internal Fault. Relay Module self-test failure.
Unused
Internal Fault. Relay Module self-test failure.
Unused.
Internal Fault. Relay Module self-test failure.
Internal Fault. Safety relay feedback circuit was in an improper state.
code numbers will enhance the original hold messages,
fault messages or code numbers. The message will demon-
strate which device opened first in a monitored series string
of limits or interlocks.
51
RM7838B
TROUBLESHOOTING
65-0120—1

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