
Modulex EXT Commercial Series Boilers User Manual
CHAPTER 8: Maintenance Schedule
OMM-0095_0H
AERCO International, Inc.
•
100 Oritani Dr.
•
Blauvelt, NY 10913
Page
119
of
144
GF-139
Phone: 800-526-0288
09/15/2017
CHAPTER 8:
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 8-
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 8-1: 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 & 8 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 and P-trap, clean if necessary.
●
Check flow switch in CSD-1 manifold for proper function
●