Bryan Boilers 200, Triple-Flex 150, 250, & 300 service manual Lci Off, Pii Off, Ilk Off

Date:

8-4-2010

Revision:

0

Form:

2396

Code

Description

Recommended Troubleshooting of Lockout Codes

Code

32-46

Internal

fault:

L

Safety

Key

0

through 14

47

Flame

Rod

to

H

ground leakage

48

Static

flame

(not

H

flickering)

49

24VAC voltage low/

1.

Check the Module and display connections.

H

high

2.

Check the Module power supply and make sure that both

frequency, voltage and VA meet the specifications.

50

Modulation fault

Internal sub-system fault.

H

51

Pump fault

1.

Review alert messages for possible trends.

H

52

Motor

tachometer

2.

Correct possible problems.

H

fault

53

AC

inputs

phase

1.

Check the Module and display connections.

L

reversed

2.

Check the Module power supply and make sure that both

frequency and voltagemeet the specifications.

3.

On 24Vac applications, assure that J4 terminal 10 and J8

terminal 2 are connected together.

54-57

RESERVED

58

Internal

fault: HFS

Internal Fault.

L

shorted to IAS

1.

Reset Module.

59

Internal

Fault: Mux

2.

If fault repeats, replace module

L

pin shorted

60

Internal Fault: HFS

L

shorted to LFS

61

Anti short cycle

Will not be a lockout fault. Hold Only.

H

62

Fan

speed

not

H

proved

63

LCI OFF

1.

Check wiring and correct any faults.

H

2.

Check Interlocks connected to the LCI to assure proper

function.

3.

Reset and sequence the module; monitor the LCI status.

4.

If code persists, replace the module

64

PII OFF

1.

Check wiring and correct any faults.

L

2.

Check Preignition Interlock switches to assure proper

functioning.

3.

Check the valve operation.

4.

Reset and sequence the module; monitor the PII status.

5.

If code persists, replace the module.

65

Interrupted

Airflow

1.

Check wiring and correct any possible shorts.

H or L

Switch OFF

2.

Check airflow switches to assure proper functioning.

66

Interrupted

Airflow

3.

Check the fan/blower operation.

H or L

Switch ON

4.

Reset and sequence the module;

monitor the airflow status.

5.

If code persists, replace the module.

67

ILK OFF

1.

Check wiring and correct any possible

shorts.

L

2.

Check Interlock (ILK) switches to assure proper function.

3. Verify voltage through the interlock string to the interlock input

with a voltmeter.

4.

If steps 1-3 are correct and the fault persists, replace the

module.

41