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21
MAINTENANCE
The following maintenance should be performed by a qualified service technician
at the minimum periodic intervals suggested below. In some installations, the
maintenance interval may be more frequent depending on the amount of use and
the operating conditions of the water heater. Regular inspection and
maintenance of the water heater and vent-air intake system will help to insure
safe and reliable operation.
1. Annually check the operation of the thermostat.
2. The flow of combustion and ventilation air MUST NOT be restricted. Make
sure slots in jacket are open and unobstructed. Clear jacket slot openings
of any dirt, dust, or other restrictions. WARNING! The ventilation air system
may be HOT.
3. At all times keep the water heater area clear and free from combustible
materials, gasoline and other flammable vapors and liquids.
4. Bi-annually conduct a visual check of the main and pilot burner flames to
determine that they are burning properly. See Burner Flame Check section
of this installation and operation manual. If sooting or other burner
anomalies are evident, shut down the water heater by turning off the gas per
the instructions listed in this manual or as listed on the water heater.
5. Annually remove the inner door and main burner assembly to clean orifices
and related parts of any dirt or other foreign material. Inspect the burner
ports for obstructions or debris and clean with a wire brush as needed.
Wire brush and/or vacuum clean the combustion chamber as needed to
remove scale deposits and debris. NOTE: It is imperative for proper
operation of the water heater that the inner door be replaced in the original
location, making certain the resettable thermal switch is properly connected
to the gas control wire leads provided.
IMPORTANT
The water heater should be inspected at a minimum annually by a
qualified service technician for damaged components and/or joints not
sealed. DO NOT operate this water heater if any part is found damaged
or if any joint is found not sealed.
WARNING
Water heaters are heat producing appliances. To avoid damage or injury there
shall be no materials stored against the water heater or vent-air intake system,
and proper care shall be taken to avoid unnecessary contact (especially by
children) with the water heater and vent-air intake system. UNDER NO
CIRCUMSTANCES SHALL FLAMMABLE MATERIALS, SUCH AS
GASOLINE OR PAINT THINNER BE USED OR STORED IN THE VICINITY
OF THIS WATER HEATER, VENT-AIR INTAKE SYSTEM OR IN ANY
LOCATION FROM WHICH FUMES COULD REACH THE WATER HEATER
OR VENT-AIR INTAKE SYSTEM.
INTERNET VERSION FOR REFERENCE ONLY