Tft Series Installation and Operation Instructions
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Trinity
79
Table 16-4 Alert Codes
Code
Description
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
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 high
375
Abnormal Recycle: Hardware flame bias low
376
Abnormal Recycle: Hardware flame bias delta high
377
Abnormal Recycle: Hardware flame bias delta low
378
Abnormal Recycle: Hardware flame bias dynamic high
379
Abnormal Recycle: Hardware flame bias dynamic low
380
Abnormal Recycle: Fan Speed Not Proven
381
Abnormal Recycle: Fan Speed Range Low
382
Abnormal Recycle: Fan Speed Range High
383
Abnormal Recycle: Pre-Ignition test failed, recycle
384-
388
RESERVED
389
Abnormal Recycle: AC power frequency Mismatch
390-447
RESERVED
448
Flame too low
449
Modulation rate was limited due to flame strength
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 outlet temperature was invalid
458
Circulator sensor choice was invalid
459
Circulator PID setpoint was invalid
460
LCI demand lost in run
461
Demand lost in run
462
STAT demand lost in run
463
Demand lost in run due to no flame
464
LCI lost in Combustion Pressure Establishing Period
465
LCI lost in Combustion Pressure Stabilizing 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