Aerco ProtoNode Gateway Rev 3 (with external LEDs) Manual de usuario descargar pdf (Pagina 122)

AERCO ProtoNode Gateway

User Manual

Page 122 of 126 AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913 OMM-0080_0H

11/06/2014 Ph.: 800-526-0288 GF-129

Appendix F.2: BMM Fault Code Table

The table below lists the fault codes and troubleshooting tips associated with the BMM.

Table F-2: BMM Fault Code Table

Code

Description

Effect

Correction

Reset

High Limit (STB)

Thermostat

activated

All burners turned

OFF and Pump

ON at maximum

speed.

Check FlowSensor thermal

connection to boiler.

MANUAL - push

reset switch when

temperature goes

below limit.

Low Gas Pressure

All burners turned

OFF.

Check gas pressure or gas

pressure switch.

AUTOMATIC -

when gas pressure

switch closes.

No flame detected

at burner start

Burner control

lockout.

Check flame rod or

combustion.

MANUAL - push

reset switch or

cycle power.

Flame loss during

run.

Ignition retry.

Check combustion and

wiring.

MANUAL - push

reset switch or

cycle power.

High outlet

temperature.

FlowSensor

temperature >

203°F.

All burners turned

OFF and Pump

ON at maximum

speed.

Check Flow Sensor or

system pump.

AUTOMATIC -

when FlowSensor

< 176°F.

Internal Failure Ignition is inhibited.

Contact Factory for new

BCM.

MANUAL - cycle

the power.

Flame signal

detected before

ignition.

Ignition is inhibited.

Disconnect flame rod wire

from BMM. If problem goes

away change flame rod

and/or wire. If problem does

not go away change BMM.

MANUAL - push

reset switch or

cycle power.

FlowSensor fault.

All burners turned

OFF.

Check flow sensor or wiring. AUTOMATIC

Aux Sensor fault

The boiler will

operate from the

FlowSensor

without the

AuxSensor.

Check aux sensor or wiring. AUTOMATIC

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