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MAINTENANCE SCHEDULE
Water heaters are heat producing appliances. To avoid damage or injury there must be no materials
stored against the water heater or vent-air intake system, and proper care must be taken to avoid
unnecessary contact (especially by children) with the water heater and vent-air intake system. UNDER
NO CIRCUMSTANCES MUST 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.
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.
Following are the instructions for performing some of the recommended maintenance. Unit inspection and adjustment should be
performed by a competent technician.
Figure 27. Sight Glass Location
WARNING
IMPORTANT
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