Aerco Modulex MLX Series User Manual

MC2: 10/03/12 Page 76 of 90
AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913 • Ph: 800-526-0288
GF-115-H
OMM-0083_0B
Modulex MLX Series Gas Fired Boiler System
Operation and Maintenance Manual
Chap 10:
Troubleshooting
FAULT
INDICATION
PROBABLE
CAUSES
CORRECTIVE ACTION
E203:
E8:
Communication
Error Module 3
Same as E201
BMM Board failure.
BMM Board harness
failure
Check with Desmond
E204:
E8:
Communication
Error Module 4
Same as E201
BMM Board failure.
BMM Board harness
failure
Check with Desmond
E205:
E8:
Communication
Error Module 5
Same as E201
BMM Board failure.
BMM Board harness
failure
Check with Desmond
E206:
E8:
Communication
Error Module 6
Same as E201
BMM Board failure.
BMM Board harness
failure
Check with Desmond
E207:
E8:
Communication
Error Module 7
Same as E201
BMM Board failure.
BMM Board harness
failure
Check with Desmond
Table 9-2: Boiler Troubleshooting – Internal Error
FAULT
INDICATION
PROBABLE
CAUSES
CORRECTIVE ACTION
E81:
E8: EEPROM
error. The invalid
value has been
replaced with the
default value
(Check parameter
values)
TBD TBD
Table 10-1: Boiler Troubleshooting – System Manager – Defective Sensor (Cont.)

Aerco Modulex MLX Series Specifications

General

Brand	Aerco
Model	Modulex MLX Series
Category	Boiler
Language	English