MODULEX EXT 321, 481, 641, 802, 962, 1123 BOILERS
Installation, Operation & Maintenance Manual
OMM-0087_0F
AERCO International, Inc.
•
100 Oritani Dr.
•
Blauvelt, NY 10913
Page
121
of
146
GF-143
Phone: 800-526-0288
07/13/15
CHAPTER 7:
MAINTENANCE SCHEDULE
The boiler must receive regular, annual maintenance and cleaning in order to ensure reliable
and efficient operation. Regular maintenance will prolong the life of the boiler. Refer to Table 7-
1 for a suggested schedule of maintenance procedures.
Maintenance must be performed annually.
CAUTION!
To ensure the continued safe and efficient operation of the boiler it
is highly recommended that it be checked at regular intervals and
serviced when necessary, and that only original spare parts be
used. Regular maintenance will prolong the life of the boiler.
WARNING!
If the boiler is not checked and serviced regularly it could cause
damage to the equipment and/or harm to persons.
Table 7-1: Modulex EXT Maintenance Schedule
Maintenance Operation
Check Once
a Year
Check Every
2 Years
Inspect for acceptable circulating and feed water quality and
chemistry.
●
Inspect gas assembly components.
●
Inspect safety devices for water and gas.
●
Inspect and clean the combustion chamber & burners.
●
Inspect and clean flame rod and ignitor.
●
Inspect and clean the fan/blower.
●
Check the operation of the fan/blower.
●
Check gas pressure and adjust if necessary.
●
Inspect and clean the flue exhaust assembly.
●
Check all water connections and valves.
●
Do combustion analysis and recalibrate if necessary.
●
Check electrical and electronic components
●
Inspect condensate drain pipe and trap, clean if necessary.
●
Check flow switch in the CSD-1 manifold for proper function.
●
