Lx Series Installation and Operation Instructions │Trinity Lx
79
Table 14-4 Alert Codes
Code Description Action/Response
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
126 Modulation rate was limited due to anti-condensation
127 Fan Speed out of range in RUN
128 Modulation rate was limited due to IAS was open
129 Slow start ramp setting of zero will result in no modulation rate change
130 RESERVED
131 CH demand source was invalid
132 CH P-gain was invalid
133 CH I-gain was invalid
134 CH D-gain was invalid
135 CH OFF hysteresis was invalid
136 CH ON hysteresis was invalid
137 CH sensor type was invalid
138 CH hysteresis step time was invalid
139 CH remote control parameter was invalid
140 CH ODR not allowed with remote control
141-145
RESERVED
146 CH control was suspended due to fault
147 CH header temperature was invalid
148 CH outlet temperature was invalid
149 CH steam pressure was invalid
150-156
RESERVED
157 DHW demand source was invalid
158 DHW P-gain was invalid
159 DHW I-gain was invalid
160 DHW D-gain was invalid
161 DHW OFF hysteresis was invalid
162 DHW ON hysteresis was invalid
163 DHW hysteresis step time was invalid
164 DHW sensor type was invalid
165 Inlet sensor type was invalid for DHW
166 Outlet sensor type was invalid for DHW
167-170
RESERVED
171 DHW control was suspended due to fault
172 DHW temperature was invalid
173 DHW inlet temperature was invalid
174 DHW outlet temperature was invalid
175-182
RESERVED
183 Lead Lag P-gain was invalid
184 Lead Lag I-gain was invalid
185 Lead Lag D-gain was invalid
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