Weil-McLain GOLD CGs - Manual (Page 6)

GOLD CGs Gas-F GOLD CGs Gas-F GOLD CGs Gas-F GOLD CGs Gas-F GOLD CGs Gas-Fired W ired W ired W ired W ired Water Boiler ater Boiler ater Boiler ater Boiler ater Boiler
Part Number 550-141-873/0502 6
3. Combustion air supply —
eliminate contamination
Table 1 Corrosive contaminants
To prevent potential of severe
personal injury or death, check for
areas and products listed below
before installing boiler. If found:
• remove products permanently
— OR —
• provide outside combustion air
(direct vent installation).
Please review the following information on potential
combustion air contamination problems.
Refer to Table 1 for products and areas that may cause
contaminated combustion air. These contaminants may
cause damage to the vent piping, and must be eliminated
If the boiler is installed in any area likely to cause
contamination , or if products which would
contaminate the air cannot be removed, you must pipe
combustion air to the boiler air intake . Contaminated
combustion air will damage the boiler, resulting in
possible severe personal injury, death or substantial
property damage.
Do not install a CGs boiler in a
laundry room or pool facility , for example, without
using ducted outside air. These areas will always contain
contaminants.
from the boiler combustion air supply. You may do this
by removing the contaminants permanently from the
area or piping air directly to the boiler (direct vent) using
one of the methods referenced in this supplement and
described in the direct vent supplements.
Products to avoid Areas likely to have contaminants
Spray cans containing chloro/fluorocarbons Dry cleaning/laundry areas and establishments
Permanent wave solutions Swimming pools
Chlorinated waxes/cleaners Metal fabrication plants
Chlorine-based swimming pool chemicals Beauty shops
Calcium chloride used for thawing Refrigeration repair shops
Sodium chloride used for water softening Photo processing plants
Refrigerant leaks Auto body shops
Paint or varnish removers Plastic manufacturing plants
Hydrochloric acid/muriatic acid Furniture refinishing areas and establishments
Cements and glues New building construction
Antistatic fabric softeners used in clothes
dryers Remodeling areas
Chlorine-type bleaches, detergents, and clean-
ing solvents found in household laundry rooms Garages with workshops
Adhesives used to fasten building products and
other similar products