AERCO Modulex EXT 321 - 1123 - Manual (Page 121)

MODULEX EXT 321, 481, 641, 802, 962, 1123 BOILERS
Installation, Operation & Maintenance Manual
CHAPTER 7: MAINTENANCE SCHEDULE
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.
The boiler must receive regular 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.
The frequency of servicing will be determined by the service engineer and will depend on the
appliance’s condition.
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.
●
OMM-0087_0E AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913 Page 121 of 148
GF-143 Phone: 800-526-0288 12/01/14