Aerco Modulex E8 Controls Guide Bedienungsanleitung PDF herunterladen (Seite 107)

PR1: 11/30/12 Page 107 of 112

GF-115-C

Modulex E8 Controller and BCM

Operations and Maintenance Manual

OMM-0084_0D

AERCO International, Inc.

•

100 Oritani Dr.

•

Blauvelt, NY 10913

•

Ph: 800-526- 0288

Table 10-3: BCM Fault Codes

CODE DESCRIPTION EFFECT CORRECTION RESET

Boiler Pipe is frozen.

FlowSensor temp. is

36°F or less.

Ignition is

inhibited. Pump

runs for 5 min at

max speed.

Carefully

defrost boiler

AUTOMATIC - when

FlowSensor is greater than

41°F.

Maximum Δ-

temperature protection.

Flow temperature -

Return Temperature >

Water Δ-Temp

Protection + 50°F

All burners turned

OFF and Pump

ON at maximum

speed.

Check the

system

installation.

AUTOMATIC - when Δ-

temperature < Water Δ-

Temp Protection.

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.

Settings Corrupted

Ignition is

inhibited. Pump

runs for 5 min at

max speed.

Re-program

the settings.

Contact

Factory

MANUAL - push reset

switch or cycle power.

Internal Failure

Ignition is

inhibited.

Contact

Factory for

new BCM.

MANUAL - cycle the power.

FlowSensor fault.

All burners turned

OFF.

Check flow

sensor or

wiring.

AUTOMATIC

Standby. No remote

control detected and

Request input is open.

Ignition is

inhibited.

Close Request

input for

Manual

operation.

MANUAL - push reset

switch or cycle power.

No BMM detected.

Ignition is not

possible.

Check the

BMM eBus

wiring.

MANUAL - push reset

switch or cycle power.

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