Appendix D Falcon Alert, Hold, Lockout Codes
D-11
84 Lead Lag CH 4-20mA water temperature setting was invalid
85 No Lead Lag add stage error threshold was configured
86 No Lead Lag add stage detection time was configured
87 No Lead Lag drop stage error threshold was configured
88 No Lead Lag drop stage detection time was configured
89 RESERVED
90 Modulation output type was invalid
91 Firing rate control parameter was invalid
92 Forced rate was out of range vs. min/max modulation
93 Forced rate was invalid, % vs. RPM
94 Slow start ramp value was invalid
95 Slow start degrees value was invalid
96 Slow start was ended due to outlet sensor fault
97 Slow start was end due to reference setpoint fault
98 CH max modulation rate was invalid, % vs. RPM
99 CH max modulation rate was > absolute max rate
100 CH modulation range (max minus min) was too small (< 4% or 40 RPM)
101 DHW max modulation rate was invalid, % vs. RPM
102 DHW max modulation rate was > absolute max rate
103 DHW modulation range (max minus min) was too small (< 4% or 40 RPM)
104 Min modulation rate was < absolute min rate
105 Min modulation rate was invalid, % vs. RPM
106 Manual rate was invalid, % vs. RPM
107 Slow start enabled, but forced rate was invalid
108 Analog output hysteresis was invalid
109 Analog modulation output type was invalid
110 IAS open rate differential was invalid
111 IAS open step rate was invalid
112 Mix max modulation rate was invalid, % vs. RPM
113 Mix max modulation rate was > absolute max or < absolute min rates
114 Mix modulation range (max minus min) was too small (< 4% or 40 RPM)
115 Fan was limited to its minimum duty cycle
116 Manual rate was > CH max modulation rate
117 Manual rate was > DHW max modulation rate
118 Manual rate was < min modulation rate
119 Manual rate in Standby was > absolute max rate
120 Modulation commanded rate was > CH max modulation rate
121 Modulation commanded rate was > DHW max modulation rate
122 Modulation commanded rate was < min modulation rate
123 Modulation rate was limited due to Outlet limit
124 Modulation rate was limited due to Delta-T limit
125 Modulation rate was limited due to Stack limit
Table D-2 Falcon Alerts (Continued)
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