57
Read
fl
ue gas temper
ature on User
Interface.
Is temper
ature higher than 200°F ?
YES
NO
Boiler is o
ver
fi
red.
W
ait
for boiler to cool. Fix
fl
ow r
ate problem if an
y,
purging all air out of the
system.
Replace Flue Gas Sensor
Replace Control Module
Use thermal couple to measure
fl
ue
gas temper
ature through sampling
port. Is the measured temper
ature
and
fl
ue temper
ature reading on User
Interface signi
fi
cantly
different?
YES
NO
Blocking Error
Flue Gas Error
13 - TROUBLE SHOOTING
E
39
Содержание DKVLT-050
Страница 47: ...47 13 TROUBLE SHOOTING ...
Страница 51: ...51 13 TROUBLE SHOOTING ...
Страница 53: ...53 13 TROUBLE SHOOTING ...
Страница 62: ...62 Supply Water Temperature Sensor Resistance Chart 13 TROUBLE SHOOTING ...
Страница 64: ...64 14 WIRING DIAGRAM 14 1 Connection Diagram 050 075 100 150 200 MBH ...
Страница 66: ...66 14 WIRING DIAGRAM 14 3 Connection Diagram 299 MBH EXTERNAL PUMP RELAY LIMIT OF 1 AMP PER PUMP SEE SECTION 8 ...
Страница 83: ...83 NOTES ...
Страница 84: ...ECR International Inc 2201 Dwyer Avenue Utica NY 13501 web site www ecrinternational com ...