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Part number 550-100-211/0122
– 110 –
1. Oil motors in system requiring regular oiling.
2. See Oiled bearing circulators for motor oiling procedures.
1. Check circulators in the system. Oil any circulators requiring
oil, following circulator manufacturer’s instructions. Over-
oiling will damage the circulator.
1. Isolate the boiler from the heating system.
2. Obtain Sentinel X400 cleaner from Weil-McLain. Follow
instructions supplied with the cleaner to clean the boiler
heat exchanger.
We recommend using the cleaning product
available from Weil-McLain, Sentinel X400. See
Replacement parts for ordering information.
Using other cleaning materials or methods could
cause permanent damage to the boiler heat ex-
changer.
Inspect the heating system water. If there is evi-
dence of sediment or corrosion, the boiler must
be isolated from the system. e system must then
be thoroughly cleaned to remove all sediment.
Isolate the cause of the system corrosion and cor-
rect the problem(s) before placing the boiler back
in s
ervice.
Failure to comply could result in severe personal
injury, death or substantial property damage.
DO NOT SERV I CE T H E BOI LER
WI THOUT AN Evergre en
®
MAINTENAN CE K I T AVAILABLE
e Evergreen
®
maintenance kit includes essential compo-
nents that must be replaced when accessing or disassembling
parts of the boiler.
Failure to replace damaged components and to use only the
parts specically intended for the boiler can result in severe
personal injury, death or substantial property damage.
See Figure111,page117 for part number.
Electrical shock hazard — Disconnect all elec-
trical power to the boiler before attempting
maintenance procedures. Failure to complete
could result in severe personal injury, death
or substantial property damage.
Reinstall boiler jacket door aer start-up or
servicing. e boiler front door must be se-
curely fastened to the boiler to prevent boiler
from drawing air from inside the boiler room.
is is particularly important if the boiler is
located in the same room as other appliances.
Inspect boiler jacket door gaskets. Gaskets
must be in good condition, with no tears or
gaps. Replace if necessary.
Failure to keep the door securely sealed and
fastened could result in severe personal injury
or death.
Removing and reinstalling components can
change boiler behavior. Aer any mainte-
nance procedure, you must prove the boiler
is operating correctly. To do so, follow the
complete procedure for boiler and system
start-up, beginning on page86.
After placing the boiler in operation, the
ignition system safety shuto device must be
tested, page91.
Failure to comply could result in severe per-
sonal injury, death or substantial property
damage.
220 /29 9/3 00 /39 9
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