Bradford-White Corp Powered Direct Vent Series Manual De Usuario

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35 
 
Maintenance continued-
 
 
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.
 
 
6.  At least once a year, check the combination temperature and pressure relief 
valve to insure that the valve has not become encrusted with lime.  Lift the 
lever at the top of the valve several times until the valve seats properly without 
leaking and operates freely. 
 
7.  Monthly drain off a gallon of water to remove silt and sediment.         
 
 
 
 
8.  If the combination temperature and pressure relief valve on the appliance 
discharges periodically, this may be due to thermal expansion in a closed 
water supply system.  Contact the water supplier or local plumbing inspector 
on how to correct this situation.  Do not plug the combination 
temperature and pressure relief valve outlet.
 
 
9.  A combination sacrificial anode rod/hot water outlet nipple has been installed 
to extend tank life.  The anode rod should be inspected periodically (every 2 
years) and replaced when necessary to prolong tank life.  Water conditions in 
your area will influence the time interval for inspection and replacement of the 
anode rod.  Contact the plumbing professional who installed the water heater 
or the manufacturer listed on the rating plate for anode replacement 
information. The use of a water softener may increase the speed of anode 
consumption. More frequent inspection of the anode is needed when using 
softened (or phosphate treated) water. 
 
10.  The induced draft blower has sealed motor bearings and does not require 
adding oil.   
WARNING 
When lifting lever of the combination temperature and pressure relief 
valve, hot water will be released under pressure.  Be careful that any 
released water does not result in bodily injury or property damage.
 
WARNING!
  THIS WATER MAY BE HOT. 
INTERNET VERSION FOR REFERENCE ONLY