User Guide

94
Service Manual NeoTherm 80 - NeoTherm 285
Appendix 1 - Error Codes (continued)
Code Description L or H Procedure
221 Uncongured DHW (Domestic Hot Water)
high limit setpoint setting
L 1. Return to conguration mode and recheck selected
parameters, reverify and reset module.
2. If fault repeats, verify electrical grounding.
3. If fault repeats, replace module.
222 Uncongured outlet high limit setpoint setting L 1. Return to conguration mode and recheck selected
parameters, reverify and reset module.
2. If fault repeats, verify electrical grounding.
3. If fault repeats, replace module.
223 Uncongured stack limit setpoint setting L 1. Return to conguration mode and recheck selected
parameters, reverify and reset module.
2. If fault repeats, verify electrical grounding.
3. If fault repeats, replace module.
224 Invalid DHW (Domestic Hot Water) demand
source setting
L 1. Return to conguration mode and recheck selected
parameters, reverify and reset module.
2. If fault repeats, verify electrical grounding.
3. If fault repeats, replace module.
225 Invalid ame threshold setting L 1. Return to conguration mode and recheck selected
parameters, reverify and reset module.
2. If fault repeats, verify electrical grounding.
3. If fault repeats, replace module.
226 Invalid outlet high limit setpoint setting L 1. Return to conguration mode and recheck selected
parameters, reverify and reset module.
2. If fault repeats, verify electrical grounding.
3. If fault repeats, replace module.
227 Invalid DHW (Domestic Hot Water) high limit
setpoint setting
L 1. Return to conguration mode and recheck selected
parameters, reverify and reset module.
2. If fault repeats, verify electrical grounding.
3. If fault repeats, replace module.
228 Invalid stack limit setpoint setting L 1. Return to conguration mode and recheck selected
parameters, reverify and reset module.
2. If fault repeats, verify electrical grounding.
3. If fault repeats, replace module.
229 Invalid modulation output setting L 1. Return to conguration mode and recheck selected
parameters, reverify and reset module.
2. If fault repeats, verify electrical grounding.
3. If fault repeats, replace module.
230 Invalid CH (Central Heat) demand source
setting
L 1. Return to conguration mode and recheck selected
parameters, reverify and reset module.
2. If fault repeats, verify electrical grounding.
3. If fault repeats, replace module.
231 Invalid Delta T limit delay setting L 1. Return to conguration mode and recheck selected
parameters, reverify and reset module.
2. If fault repeats, verify electrical grounding.
3. If fault repeats, replace module.
App1
cont.