Weil-McLain CGA25SPDN Boiler User Manual


 
Part Number 550-101-009/0107
31
GOLD CGa Gas-Fired Water Boiler — Boiler Manual
Start-up — if boiler doesn’t start . . .6c
Check for:
%LIMINATEALLSYSTEM LEAKS
#ONTINUALFRESHMAKEUPWATER
will reduce boiler life. Minerals
can build up in sections, reduc-
ing heat transfer, overheating
cast iron, and causing section
failure.
If you discover evidence of any
gas leak, shut down the boiler
at once. Find the leak source
with bubble test and repair im-
MEDIATELY$ONOTSTARTBOILER
again until corrected. Failure to
comply could result in severe
personal injury, death or sub-
stantial property damage.
$ONOTUSEPETROLEUMBASED
CLEANINGORSEALINGCOMPOUNDS
in boiler system. Severe damage
to boiler will occur, resulting in
substantial property damage.
 'ASNOTTURNEDONATMETERORBOILER
5. Incoming gas pressure less than:
vWCFORNATURALGASvWCFORPROPANEGAS
6. If none of the above corrects the problem, refer to
4ROUBLESHOOT
ing
, Section  of this manual.
1. Loose connections, blown fuse or
SERVICESWITCHOFF
 (IGHLIMITSWITCHSETBELOWBOILER
WATERTEMPERATURE
3. Thermostat set below room tem-
PERATURE
Start-up — operate boiler (continued)6b
Start the boiler
s &OLLOWTHE,IGHTING/PERATING)NSTRUCTIONS from
3ECTIONOR to start the boiler. Remove boiler
jacket door and note the gas valve manufacturer
and model number. Use only the lighting/operat-
ing instruction which applies to this gas valve (see
4ABLE, page 30). (The lighting instruction label on
the boiler provides the same information.)
s 3EE
3ECTIONC if boiler fails to start.
Check system and boiler
1. #HECKSYSTEMPIPINGFORLEAKS If found, shut
down boiler and repair immediately.
2.
6ENTAIRFROMSYSTEM using manual vents. Air in
the system will interfere with circulation and cause
heat distribution problems and noise.
3.
)NSPECTVENTSYSTEM thoroughly for signs of
deterioration from corrosion, physical damage or
SAGGING6ERIFYTHATMASONRYCHIMNEYLINERSAREIN
good condition, with no obstructions, and there are
no openings into the chimney.
4.
#HECKAROUNDTHEBOILER for gas odor following the
procedure of Section A of this manual.
5.
6ERIFYOPERATION per Section D. Perform check-out
procedure in Section and fill in the )NSTALLATION
ANDSERVICECERTIlCATE
on the same page.