Table 10.2 Remote Display Diagnostic Messages (ListedAlphabetically)
MESSAGE | TYPE | EXPLANATION | |||
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AIR FAILURE |
| Lockout | Combustion air flow limit switch (strip J1, terminal 2) opened for | ||
LKOUT XXXX:XX:XX |
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| more than two seconds once initially proven. | ||
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AIR FAILURE |
| Status | Combustion air flow limit switch (strip J1, terminal 2) opened; | ||
RECYCLING |
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| control will recycle once if “recycle” DIP switch has been se- | ||
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| lected. | |
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AIR NOT PROVEN |
| Lockout | Combustion air flow limit switch (strip J1, terminal 2) did not | ||
LKOUT XXXX:XX:XX |
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| make within ten seconds of fan being energized. | ||
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AIR PROVEN |
| Status | Combustion air flow limit switch (strip J1, terminal 2) closed | ||
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| within ten seconds of fan being energized. | |
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AUTOMATIC |
| Status | Modulating motor is sent to automatic operation. Terminal 1 is | ||
MODULATION |
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| connected to terminal 2 on terminal strip J3. | ||
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AUX.LIM.#1 FAIL |
| Lockout | Auxiliary input #1 has lost its voltage during system operation, | ||
LKOUT XXXX:XX:XX |
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| causing a lockout at the indicated time. | ||
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AUX.LIM.#2 FAIL |
| Lockout | Auxiliary input #2 has lost its voltage during system operation, | ||
LKOUT XXXX:XX:XX |
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| causing a lockout at the indicated time. | ||
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AUX.LIM.#3 FAIL |
| Lockout | Auxiliary input #3 has lost its voltage during system operation, | ||
LKOUT XXXX:XX:XX |
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| causing a lockout at the indicated time. | ||
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AUX.LIM.# 4 FAIL |
| Lockout | Auxiliary input #4 has lost its voltage during system operation, | ||
LKOUT XXXX:XX:XX |
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| causing a lockout at the indicated time. | ||
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FAN ENERGIZED |
| Status | Blower motor (strip J2, terminal 3) is energized at the start of | ||
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FLAME # ( ) FAIL |
| Status | Main flame lost during automatic modulation; control will recycle | ||
RECYCLING |
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| once if “recycle” has been selected. | ||
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FLAME # (X) FAILED |
| Lockout | Main flame lost during operation in the automatic modulation | ||
LKOUT XXXX:XX:XX |
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| mode. Burner number (X) given of failed unit. | ||
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FLAME # (Y) XX.XV |
| Status | Main flame of burner number (Y) is proven in the automatic modula- | ||
TIME=XXXX:XX:XX |
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| tion mode; flame strength is XX.XV (volts DC). Elapsed time is | ||
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| shown in hours:minutes:seconds. | |
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HI FIRE FAIL |
| Lockout | High damper or high purge rate switch did not make and hold for | ||
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| high | |
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INTERNAL FAULT |
| Lockout | Internal control failure; replace controller. | ||
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LIMITS OPEN |
| Status | The controller has completed its internal checks and is standing by | ||
TIME=XXXX:XX:XX |
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| for the interlocks (strip J1, terminal 1) to close. | ||
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LOW FIRE FAIL |
| Lockout | Low fire switch (strip J1, terminal 4) is open just prior to pilot trial | ||
LKOUT XXXX:XX:XX |
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| for ignition. | ||
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40 | Eclipse |
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