CleaverBrooks CFC-500 Operation, Service And Parts Manual page 309

Table 10. Falcon alert codes
326 Abnormal Recycle: Hardware flame current invalid
327 Abnormal Recycle: Hardware flame rod short
328 Abnormal Recycle: Hardware invalid power
329 Abnormal Recycle: Hardware invalid AC line
330 Abnormal Recycle: Hardware SLO flame ripple
331 Abnormal Recycle: Hardware SLO flame sample
332 Abnormal Recycle: Hardware SLO flame bias range
333 Abnormal Recycle: Hardware SLO flame bias heat
334 Abnormal Recycle: Hardware SLO spark stuck
335 Abnormal Recycle: Hardware SLO spark changed
336 Abnormal Recycle: Hardware SLO static flame
337 Abnormal Recycle: Hardware SLO rod shorted
338 Abnormal Recycle: Hardware SLO AD linearity
339 Abnormal Recycle: Hardware SLO bias not set
340 Abnormal Recycle: Hardware SLO bias shorted
341 Abnormal Recycle: Hardware SLO electronics
342 Abnormal Recycle: Hardware processor clock
343 Abnormal Recycle: Hardware AC phase
344 Abnormal Recycle: Hardware A2D mismatch
345 Abnormal Recycle: Hardware VSNSR A2D
346 Abnormal Recycle: Hardware 28V A2D
347 Abnormal Recycle: Hardware HFS IAS shorted
348 Abnormal Recycle: Hardware PII INTLK shorted
349 Abnormal Recycle: Hardware HFS LCI shorted
350 Abnormal Recycle: Hardware HFS LFS shorted
351 Abnormal Recycle: Invalid zero crossing
352 Abnormal Recycle: fault stack sensor
353 Abnormal Recycle: stack limit
354 Abnormal Recycle: delta T limit
355 Abnormal Recycle: fault outlet sensor
356 Abnormal Recycle: outlet high limit
357 Abnormal Recycle: fault DHW sensor
358 Abnormal Recycle: DHW high limit
359 Abnormal Recycle: fault inlet sensor
360 Abnormal Recycle: Check Parameters Failed
361 Internal error: No factory parameters were detected
in control
362 Internal error: PID iteration frequency was invalid
363 Internal error: Demand-Rate interval time was
invalid
364 Internal error: Factory calibration parameter for
modulation was invalid
365 Internal error: CH PID P-scaler was invalid
366 Internal error: CH PID I-scaler was invalid
367 Internal error: CH PID D-scaler was invalid
368 Internal error: DHW PID P-scaler was invalid
369 Internal error: DHW PID I-scaler was invalid
370 Internal error: DHW PID D-scaler was invalid
CB FALCON MODBUS COMMUNICATION
Table 10. Falcon alert codes
371 Internal error: Lead Lag master PID P-scaler was
invalid
372 Internal error: Lead Lag master PID I-scaler was
invalid
373
Internal error: Lead Lag master PID D-scaler was
invalid
374 Abnormal Recycle: Hardware flame bias 1
375 Abnormal Recycle: Hardware flame bias 2
376 Abnormal Recycle: Hardware flame bias 3
377 Abnormal Recycle: Hardware flame bias 4
378 Abnormal Recycle: Hardware flame bias 5
379 Abnormal Recycle: Hardware flame bias 6
380-450 RESERVED
451 Circulator control was invalid
452 Circulator P-gain was invalid
453 Circulator I-gain was invalid
454 Circulator temperature was invalid
455 Circulator outlet temperature was invalid
456 Circulator inlet temperature was invalid
457 Circulator outdoor temperature was invalid
458 Circulator sensor choice was invalid
459 Circulator PID setpoint was invalid
460 LCI lost in run
461 Abnormal Recycle: Demand lost in run from
application
462 Abnormal Recycle: Demand lost in run due to high
limit
463 Abnormal Recycle: Demand lost in run due to no
flame
464 LCI lost in Combustion Pressure Establishing Period
465 LCI lost in Combustion Pressure Stabilization Period
466 RESERVED
467 Internal error: EEPROM write was attempted before
EEPROM was initialized
468 Internal error: EEPROM cycle count address was
invalid
469 Internal error: EEPROM days count address was
invalid
470 Internal error: EEPROM hours count address was
invalid
471
Internal error: Lockout record EEPROM index was
invalid
472 Internal error: Request to write PM status was
invalid
473 Internal error: PM parameter address was invalid
474 Internal error: PM safety parameter address was
invalid
475 Internal error: Invalid record in lockout history was
removed
476 Internal error: EEPROM write buffer was full
477 Internal error: Data too large was not written to
EEPROM
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