Weil-McLain CGi Series 3 Installation And Maintenance Manual page 49

CG i
GAS- FIRED wATER BOILER - seRIES 3 -
Boiler Manual
lOb
Service & maintenance - annual start-up
<oont>
I&
WARNING
I
I&
WARNING!
Safely retief nlves should be reinspected AT
LEAST ONCE EVERY THREE YEARS, by
a
licen~ plumbing con1ractor or aulhorized in-
spection agency,lo ensure lhallhe product has nol
b«n affected by corrosive waler conditions and 10
ensut'1' lhal 1he valve and discharge line
ha'"'
nol
b«n ahered or lampered wilh illegally. urtain
nalurally occurring conditions may corrode lhe
valve or ils componen1s o'-er time, t'1'ndering lhe
valve inoper.ttive. SUch conditions are not detect-
able unlm the valve and its components are physi-
cally t'1'moved and inspected. This inspection must
only be conducted by a plumbing contractor or
aulhorized inspection agency- nol by 1he owner.
Failure 10 reinspect lhe boiler relief valve as directed
could resuh in unsafe pi'1'Ssure buildup, which
can
resuh in severe personal injury,dealh or substantial
property damage.
Following insl;tlhltion, the
valve
lever must
be
operated AT LEAST ONCE A YEAR 10 ensure thai
wa1 erways are clear. Ceria in naturally occurring
mineral deposits m"y "dhere 10 lhe va. l ve, rendering
il inopcral•vc. When manually operaling lhe lever,
wa1 cr will disch"rge and precautions must
be
1aken
to avoid conlact wilh hoi water and 1 0 avoid waler
damage. Before operating lever, check to see lhat a
discharge line is connected 10 lhis valve directing
the flow of hoi water from lhe valve to a proper
place of disposal olherwise severe personal injury
may result
H
no water flows, valve Is Inoperative.
Shu
I
down boiler until a new relief valve has been
inslalled.
Boiler relie f va lve
I.
Inspecl lhe relief \'ah·e and tift !he lever lo verify flow as in lhe
following warnings, excerpted from a 1'1'1ief vahT manufacturer's
warning
label.
Before operating any retief vah·e, ensure lhat it is
piped wilh its discharge in a safe atn to 0\'0id severe scald polential
Read
manual Section
4
before proceeding further.
2.
After following !he abo'"' warning directions, if lhe 1'1'1ief val'"'
weeps or will DOl seal properly, "'{'lace the relief yaJ,..,, Ensure
1ha1 the = n for t'1'lief vah-e "-etpmg is lhe valve and DOl over-
prmurization of 1he syslem due 10 expansion lank walerlogging
or undersizing.
Figure
3 5
Relief
valve,
typical
Part Number
550-142-780/0712
0
Review with owner
I.
Review lhe User's Information Manual with lhe
owner.
2.
Emphasize the need 10 perform 1he mainlenance
schedule specified in the User's Informati on
Manual (and in Ibis manual
as well).
3.
Remind lhe owner of 1he need 10 call in a licensed
contractor should 1he boiler or sys1em exhibit any
unusual behavior.
4.
Remind lhe owner to follow 1he proper shutdown
procedure and 10 schedule an annoal s1ar1-up al the
beginning of the next heating season.
0
Cleaning boiler
heating surfaces
I&
WARNING!
The boiler contai ns ceramic fiber
and fiberglass materials. Usc care
when handling these materials per
instructions on Page
70
of this
manual. Failure to comply could
result in severe personal injury.
I .
Shut down boiler:
•
Follow"To
TUm 011 Gao to Applia nce"
instruetions
on
boiler
and
Operating lnstnsctlono.
Do
not
d rain
boiler
unless
it
will
be exposed
1 0
frtezing temperatures.
I (
using
antifreeze
in
sys:ten,
do not drain.
2.
Follow
shutdown
procedure.
3. Remove venting
system
connection to boiler.
4. Remove top j<>cket
panel.
Thrn bad<
insula lion.
5. Remove collector box/transition assembly. Oean sealant
from assembly and
S«tiOII$.
6. Remove radiation plates hanging between sections.
7.
Remove
burners &om
base.
Brush
and
vacuum burners
to
remove all dust and tint. Verify
that
aU burner
ports
a"'
free
of
debris.
8. Place .......,.pers in
base
of
boiler
to collect
soot.
9. Clean between sect. i ons with wile flue bruJb.
10.
Remove newspaper
and soot. Vacuum
or
brush base and
sunounding
area.
11.
Reins~all radiation platO$.
U.
Replace
collector
box/transition assembly. Seal wilh
seaJ.
ant. Obtain
gas-tighl
seal
to prevenl flue gas spillall" and
carbon monoxide eml$$ions, multing in sevtre persona]
injury or death.
13. Replace insulation and jacket top panel.
14. Start up boiler following Section 7,
pagos 32-35
of
!his
manual and the boiler Operating lnstructlont . Excessive
sooting indicate. s improper gas combus tion.
If
found
check for proper combustion and mnkt ""Y
necess3ry
adjustmenrs.
49