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Bryan Boilers Triple-Flex High Efficiency Boilers & 300 User Manual

Page 46

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Date:

8-4-2010

Revision: 0

Form:

2396

Code Description

Recommended

Troubleshooting of Lockout Codes

Code

15 Internal fault:

Safety relay test
failed due to
feedback ON

L

16 Internal fault:

Safety relay test
failed due to safety
relay OFF

L

17 Internal fault:

Safety relay test
failed due to safety
relay not OFF

L

18 Internal fault:

Safety relay test
failed due to
feedback not ON

L

19 Internal fault:

Safety RAM write

L

20 Internal fault:

Flame ripple and
overflow

H

21 Internal fault:

Flame number of
sample mismatch

H

22 Internal fault:

Flame bias out of
range

H

23

Internal fault: Bias
changed since
heating cycle starts

H

24

Internal fault: Spark
voltage stuck low or
high

H

25

Internal fault: Spark
voltage changed
too much during
flame sensing time

H

26

Internal fault: Static
flame ripple

H

27 Internal fault:

Flame rod shorted
to ground detected

H

28

Internal fault: A/D
linearity test fails

H

29 Internal fault:

Flame bias cannot
be set in range

H

30 Internal fault:

Flame bias shorted
to adjacent pin

H

31

Internal fault: SLO
electronics
unknown error

40

H