HVACopediaNTI · Boiler
Alert 129 Slow start ramp setting of zero will result in no modulation rate change
What the control is telling you
Slow start ramp setting of zero will result in no modulation rate change.
Applies to: Trinity Tft60, Tft85, Tft110, Tft154, Tft201, Tft285, Tft340, Tft399
Models that show this code
13 models in Trinity Tft
Other codes on the same units
- Alert 127 Fan Speed out of range in RUN
- Alert 128 Modulation limited - air switch open
- Alert 128 Modulation limited - air switch open
- Alert 129 Slow start ramp setting of zero will result in no modulation rate change
- Alert 13 Annunciation configuration was restored from backup
- Alert 13 Annunciation configuration was restored from backup
- Alert 130 No forced rate was configured for slow start ramp
- Alert 130 No forced rate was configured for slow start ramp
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Source: NTI Trinity Tft399 Installation and Operation Manual (2018-09-07), Sec. 16.0 Troubleshooting, Table 16-4. Summarized in our own words; check the original manual for your model.
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