Kenmore 33205 Owners Manual - Page 32
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ThesgeuidelinsehsoubldeutilizebdyaqualifiesedrvicaegenWt. hecnallinfgorservicneotiftyheservicaegent thathisisa"FlammaVbalepoIgr nitioRnesistaPntr"oduct. _1t,_[e)-]I =l_Vj NOT ENOUGH HOT WATER VENT PIPE TOO HOT (ABOVE 170°f) YELLOW FLAME CONDENSATION WATER LEAKS LEAKING T & P HOT WATER ODORS (refer to cathodic protection) WATER TOO HOT WATER HEATER SOUNDS SIZZLING - RUMBLING SOOTING BURNER WILL NOT STAY LIT - GOES OUT 4-5SECONDS VENT GAS ODORS __,111[_',] Blower will not run. a. "ON/OFF" control switch turned off. b. Blower unplugged. c. No power at outlet. d. Thermostat defective. e. Control harness defective. f. High limit control circuit open. g. Blower motor defective. 2.) Thermostat problems a. Thermostat set too low. b. Thermostat or ECO defective. 3.) Others a. Heater undersized. b. Low gas pressure. c. Incoming water is usually cold. d. Leaking hot water pipes of fixtures. e. Heater not lit or thermostat not on. Defective air flow restrictor. Not enough dilution air to mix with flue gases. Dilution air too hot for mixing with flue gases. Wrong burner orifice. Dirt in burner ports. Combustion air path restricted. Not enough dilution air for proper combustion. Water on the floor under heater. Water dripping from blower assembly. Improperly sealed, hot or cold supply connections, relief valve, drain valve, or thermostat threads. Leakage from other appliances or water lines. Condensation of flue products. Condensation of flue products. Thermal expansion in closed water system. Improperly seated valve. High sulfate or mineral content in water supply. Bacteria in water supply Thermostat set too high. Condensate dripping on burner. Sediment at bottom of heater tank. Improper combustion. Outlet polarity is reversed. High ambient room temperature. Dirty or clogged air intake screen (at base of heater). Dirty or clogged lint screen (on blower assembly). Flame arrestor opening blocked. Defective gas valve. Lack of air supply. Improperly installed vent piping. Downdraft Poor combustion .'_o] i.II / [o] _. Turn switch to the "ON" position. Plug blower back into 115 VAC outlet. Repair service to outlet. Replace thermostat. Replace control harness. Replace thermostat. Replace blower assembly. Adjust temperature control higher. Replace thermostat. Reduce hot water use. Contact gas supplier. Allow more time for heater to reheat. Have plumber check and repair leaks. Refer to OPERATING INSTRUCTIONS. Take unit out of service immediately; contact a Sears Service Center to determine cause. Proper dilution air must be provided for combustion and dilution of flue temp. Refer to INSTALLATION section. Supply air is too hot. Check for heat sources around and/or blockage of dilution air intake. Install correct orifice. Turn off heater and gas, clean burner head. Check dilution air intake, exhaust venting, and air openings in bottom base pan for obstructions or blockage. Check dilution air intake for obstructions or blockage. See CONDENSATION section and Start Up Conditions. Provide drip "TEE" to catch condensate. Tighten threaded connections. Remove cap on Rubber Boot Vent Terminal of Blower Assembly and install a drain tube to port as per required codes. Inspect other appliances near water heater. Refer to CONDENSATION section and Start Up Conditions. Refer to CONDENSATION section and Start Up Conditions. Install thermal expansion tank (Do not plug T & P valve). Check relief valve for proper operation (Do not plug T & P valve). Drain and flush heater thoroughly then refill. Chlorinate water supply. Refer to TEMPERATURE REGULATION section. Refer to CONDENSATION above. Clean sediment from tank. Refer to DRAINING. Refer to Air Requirements on Pages 10 and 11. Test polarity and correct. Contact a Sears Service Center to determine cause. Clean and reinstall air intake screen. Clean and reinstall lint screen. Contact a Sears Service Center to determine cause. Replace gas valve. Contact a Sears Service Center to determine cause. 32