Weil-McLain CGA Series 2 Manual page 31

CGa Series 2 Gas-Fired Water Boiler — Boiler Manual
6b
Start-up — operate boiler
Start the boiler
• Follow the
9
to start the boiler. Remove boiler jacket door and
note the gas valve manufacturer and model number.
Use only the operating instruction which applies to
this gas valve (see
instruction label on the boiler provides the same
information.)
Section 6c
• See
Check system and boiler
Check system piping for leaks.
1.
down boiler and repair immediately.
Vent air from system
2.
the system will interfere with circulation and cause
heat distribution problems and noise.
Inspect vent system
3.
deterioration from corrosion, physical damage or
sagging. Verify that masonry chimney liners are in
good condition, with no obstructions, and there are
no openings into the chimney.
Check around the boiler
4.
procedure of Section
Verify operation
5.
procedure in Section
and service certificate
6c
Start-up — if boiler doesn't start . . .
Check for:
1. Loose connections, blown fuse or service switch off?
2. Boiler temperature adjustment set below boiler
water temperature?
3. Thermostat set below room temperature?
Part Number 550-142-900/0519
Operating Instructions
from
Table 5
, page 30). (The operating
if boiler fails to start.
If found, shut
using manual vents. Air in
thoroughly for signs of
for gas odor following the
6a of this manual.
6d
per Section . Perform check-out
7 and fill in the Installation
on the same page.
(continued)
Section
4. Gas not turned on at meter or boiler?
5. Incoming gas pressure less than:
5" w.c. for natural gas? 11" w.c. for propane gas?
6. If none of the above corrects the problem, refer to
Troubleshooting ,
Eliminate all system leaks.
Continual 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 immedi-
ately. Do not start boiler again
until corrected. Failure to comply
could result in severe personal
injury, death or substantial prop-
erty damage.
petroleum-based
Do not use
cleaning or sealing compounds
in boiler system. Severe damage
to boiler will occur, resulting in
substantial property damage.
11
Section of this manual.
31