Maintenance FAQ

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Frequently Asked Maintenance Questions

Dishwasher Troubleshooting

  • What do I do if I can't get the dishwasher to run?

    Possible Reasons:

    The door isn't locked.

    The timer or selector button is in the wrong position.

    No power is reaching the unit.

    The door switch is defective.

    Some wires are loose.

    The timer is defective.


    What You can Do:

    Relock the door.

    Check the setting of both the timer and selector button.

    Check the fuse box/circuit breaker.

    Check the door switch for damage.

    Check all the terminals on both the

    timer and motor.

    Replace the timer.

  • What do I do if the dishes are still dirty at the end of the wash?

    Possible Reasons:

    The water isn't hot enough.

    The dishes are not correctly

    prepared for washing.

    The dishes aren't stacked

    correctly.

    The detergent is too old.

    The detergent dispenser

    doesn't open.

    The spray arms are blocked.

    There is no water in the tub.


    What you can do:

    First, check the temperature of the

    hot water from the tap - it should

    be between 140oF and 150oF.

    Also check the hot water setting.

    Scrape and rinse all dishes before

    loading the dishwasher.

    Dishes can't touch and must face

    the direction of the spray to get

    completely clean.

    Start over with fresh dishwasher

    detergent.

    First, check the detergent cup and

    remove hardened detergent or

    mineral deposits. Also be sure the

    lid is not blocked and check the

    dispensor solenoid. The timer 

    may be defective.

    Check and make sure nothing is

    blocking the arms.

    See next section of the chart. 

  • What do I do if the dishwasher's tub doesn't fill with water?

    Possible Reasons:

    There is a defect in the water

    in the water inlet valve or

    solenoid.

    The water filter is clogged.

    The overflow switch has a

    defect.

    The timer is defective.


    What you can do:

    Check the valve.

    Check to see if your water inlet

    valve has a filter and clean it.

    Check the switch. If it freezes in

    the FULL position, the unit will not

    fill.

    Replace the timer.

  • What do I do if I can't get the water to stop running?

    Possible Reasons:

    The water inlet valve is stuck.

    The timer is defective.

    There is a defect in the over-

    flow switch.


    What you can do:

    Check the valve and see if you can

    shut it.

    Replace the timer.

    If the switch is frozen in the

    EMPTY position, the water will

    continue to run.

  • What do I do if the water isn't draining out of the unit?

    Possible Reasons:

    There is a kink or a clog in

    the drain hose.

    There is a defect in the

    pump motor.

    The timer is defective.


    What you can do:

    Disconnect the drain hose and

    blow through it to be sure it's

    clear.

    Call a qualified contractor.

    Replace the timer.

  • What do I do if the dishes aren't drying?

    Possible Reasons:

    There are mineral deposits on

    the heating element.

    The heating element wire is

    loose.

    The heating element has

    burned out.

    The timer is defective


    What you can do: 

    The deposits should come off with

    vinegar.

    Check all the electrical connections

    around the heating element.

    Replace the heating element.

    Replace the timer.

  • What do I do if water is leaking out of the dishwasher?

    Possible Reasons: 

    The door seal is damaged.

    The overflow switch is

    defective.

    The door hinges are broken.

    The heating element nuts

    are loose.

    The hose clamps are loose.


    What you can do:

    Replace the door seal. Check the switch for damages.

    Replace the hinges.

    Tighten the nuts that attach the

    element to the tub.

    To see if there's a loose connect-

    ion, you may have to move the

    unit.


  • What do I do if the dishwasher is unusually noisy?

    Possible Reasons: 

    The spray arm is hitting the

    dishes.

    The water inlet valve is

    damaged (a knocking sound

    while the unit fills).

    There isn't enough water

    in the tub.


    What you can do:

    Reload the unit, so dishes don't

    touch the spray arms.

    Replace the water inlet valve.

    Stop using other faucets while the

    dishwasher fills.

Garbage Disposal Troubleshooting

  • What do I do if I can't turn on the motor?

    Possible Reasons:

    There is no power.

    The on/off switch is defective.

    The overload protector switch

    is tripped.

    The motor has a defect.


    What you can do:

    Check the fuse box/circuit breaker.

    And if the disposal is plugged into

    a wall outlet, check the outlet.

    On continuous-feed models, check

    the wall switch. On batch-feed

    models, check the stopper switch.

    If the flywheel is jammed, free it. 

    Then, push the reset button.

    Call a qualified contractor.

  • What do I do if the motor hums but the unit doesn't grind?

    Possible Reasons:

    The flywheel is jammed.

    The motor bearings have

    frozen.


    What you can do:

    Free the flywheel.

    Call a qualified contractor. You'll

    probably have to buy a new unit.

  • What do I do if the disposal continuously blows fuses?

    Possible Reasons:

    Too many appliances are

    plugged into the circuit.


    What you can do:

    Install a 15-amp circuit just for the

    disposal.

  • What do I do if can't stop the disposal?

    Possible Reasons:

    The on/off switch is defective.


    What you can do:

    Call a qualified contractor.

  • What do I do if the disposal grinds things too slowly?

    Possible Reasons:

    There is not enough water.

    There is improper waste in

    the unit.

    The shredder ring is dull or

    the flyweights are broken.


    What you can do:

    Run more cold water when using

    the disposal.

    Only dispose of materials allowed

    by the manual.

    Replace defective parts.

  • What do I do if the disposal drains slowly?

    Possible Reasons:

    There is not enough water.

    The drain is clogged.

    The disposal isn't grinding

    finely enough.


    What you can do:

    Run more cold water when using

    the disposal.

    Don't use harsh chemical agents.

    Flush with hot water to remove a

    grease clog, then remove the

    drainpipe and clear it.

    Replace a dull shredder ring or

    any broken flyweights.

  • What do I do if the disposal is making an unusual amount of noise?

    Possible Reasons:

    There is a metallic object in

    the unit.

    The mounting screws are loose.

    A flyweight is broken.

    The motor is defective.


    What you can do:

    Inspect the unit and fish out the

    object with tongs or forceps.

    Tighten the mounting screws.

    Replace the broken flywheel.

    Call a qualified contractor.

  • What do I do if there is a leak in the disposal?

    Possible Reasons:

    The sink connection is loose.

    The drain connection is loose.

    The housing gasket is damaged.


    What you can do:

    Tighten the flanges holding the

    gasket or replace the gasket.

    Tighten the drain flanges or

    replace the drain gasket.

    Replace the gasket.

Refrigerator/Freezer Troubleshooting

  • What do I do if the refrigerator has stopped running, no sound can be heard, and the light is out?

    Possible Reasons:

    There is no power at the outlet.

    The power cord is damaged.


    What you can do:

    Check the fuse box/circuit breaker.

    Check the outlet with a VOM or a

    lamp. If refrigerator blows fuses, put it on it's own circuit.

    Replace the cord.

  • What do I do if the refrigerator has stopped running, the light is on and you hear occasional clicking?

    Possible Reasons:

    The condensor coils

    are dirty.

    The condensor fan is defec-tive (frost-free type).

    The voltage reaching the unit

    is incorrect.

    There is a defect in the therm-

    ostat.

    There is a defect in the

    compressor.


    What you can do:

    Clean the coils.

    Clean the fan.

    Check the voltage with a VOM, then

    call the power company if it's not

    between 105 and 125 volts.

    Test the thermostat and replace

    if neccessary.

    Call a qualified contractor.

  • What do I do if the refrigerator constantly cycles on and off?

    Possible Reasons:

    The wrong voltage is reaching the unit.

    There is a defect in the

    compressor.

    The refrigerator is leaking.

    The condensor coils are

    dirty.


    What you can do:

    Run the unit on its own circuit and

    check the voltage at the outlet.

    Call a qualified contractor.

    Call a qualified contractor.

    Clean the coils.

  • What do I do if the refrigerator doesn't cool well or runs all the time?

    Possible Reaons:

    The thermostat is on the wrong

    setting.

    The condenser coils are dirty.

    The door gasket is damaged.

    The door sags.

    There is heavy frost accumula-

    tion.

    The door is open too much.

    The weather is hot and humid.

    The light is on inside.

    The insulation in the door and

    sides are wet.

    The room is too warm.

    The evaporator fan is damaged.

    The condenser fan is damaged.

    The defrost fan is defective.

    The refrigerant has leaked out.


    What you can do:

    Change the thermostat

    temperature.

    Clean the coils.

    Check the gasket.

    Straighten the door.

    Defrost the unit more often.

    Open the door as little as possible.

    Check the door open switch.

    Open the unit on a dry day and

    let it dry out. Also, repair or

    replace cracked door jams and

    panels.

    Move the refrigerator to a

    cooler place or start cooling

    the room.

    Check the fan for damage.

    Check the fan for damage.

    Check the timer for defects.

    Call a qualified contractor.

  • What do I do if frost forms rapidly or the unit does not defrost at all?

    Possible Reasons:

    The door is open too much.

    The door sags.

    The door gasket is damaged.

    Foods are left uncovered.

    The drains are clogged.

    The defrost timer, heater, or

    thermostat is damaged.


    What you can do:

    Open the door as little as possible.

    Straighten the door.

    Test the gasket and replace it.

    Cover or seal all foods, especially

    liquids.

    Open and clean all drains.

    Check the timer, heater and

    thermostat for defects.

  • What do I do if the refrigerator makes an unusual noise?

    Possible Reasons:

    The unit is not sitting level.

    The drain pan rattles.

    The compresser mounts are

    hard or broken.

    The fan blades are blocked by

    something.


    What you can do:

    Adjust the position of the unit.

    Move the pan so it doesn't touch

    the sides of the unit.

    Replace the mounts.

    Check the evaporator and com-

    presser fans for obstructions.

  • What do I do if the refrigerator smells unusual?

    Possible Reasons:

    The drains are clogged.

    The drain pan is dirty.


    What you can do:

    Open the drains and flush them.

    Clean the pan and disinfect it.

  • What do I do if water is leaking underneath or inside the unit?

    Possible Reasons:

    The drain hose or drain pan is

    broken.

    The drains are clogged or the

    pan is full.


    What you can do:

    Replace the broken parts.

    Open the drains or empty the

    drain pan.

Electric Range Troubleshooting

  • What do I do if the range is not working at all?

    Possible Reasons: 

    No power reaching the range.


    What you can do:

    Check the fuse box or circuit breaker. If you

    don't find a problem, call a qualified contractor.

  • What do I do if one of the top elements doesn't heat?

    Possible Reasons:

    The element, wiring, terminal block or switch

    is defective. 


    What you can do:

    Check each part for continuity and replace if

    neccessary.

  • What do I do if I can't get the oven to heat?

    Possible Reasons:

    The element, wiring,

    thermastat or selector

    switch has a defect.

    The time is not set properly.

    The timer is defective.


    What you can do:

    Check each part for continuity and replace

    any that are defective.

    Reread the instructions and reset it.

    Replace the timer.

  • What do I do if a top element doesn't cook well?

    Possible Reasons:

    The pan is the wrong size.

    The element is damaged.


    What you can do:

    Use the flat-bottomed pans that just cover

    the element.

    Replace the element.

  • What do I do if the top rear element doesn't heat?

    Possible Reasons:

    The oven is in its self-cleaning cycle.


    What you can do: 

    The extremely high power requirement

    during cleaning may prevent the stove

    from working.

  • What do I do if the oven overheats?

    Possible Reasons:

    A vent is clogged.


    What you can do: 

    Clean the vent.

  • What do I do if the oven doesn't hold the temperature you set?

    Possible Reasons:

    The door gasket is damaged

    The thermastat isn't

    collaberated corectly.


    What you can do:

    Replace the gasket.

    Call a qualified contractor.

  • What do I do if the oven lamp doesn't work?

    Possible Reasons:

    The bulb is burned out.

    There is a defective switch

    or wiring to the bulb socket.


    What you can do:

    Replace the burned-out bulb with the same

    type of oven bulb.

    Test the wiring and switch, then replace

    defective parts.

  • What do I do if the timer doesn't work?

    Possible Reasons:

    The timer hasn't been set

    correctly.

    The timer fuse has blown.

    There are loose connections.

    The timer is damaged.


    What you can do:

    Check the instructions and reset it.

    Check the 15-amp fuse in the timer circuit.

    Turn the power off and check the timer

    connections for continuity.

    Replace the timer.

  • What do I do if the oven door won't stay shut?

    Possible Reasons: 

    A hinge spring is defective.


    What you can do:

    Replace the defective part.

  • What do I do if condensation forms inside the oven?

    Possible Reasons:

    The vent is clogged.

    The door doesn't close

    properly.

    The oven doesn't preheat

    properly.


    What you can do:

    Check the vent. If there is an air filter, clean

    or replace it.

    Check the gasket and door hinge springs.

    Preheat the oven with the door ajar.

  • What do I do if the accessory receptacle on the control panel doesn't work?

    Possible Reasons:

    A fuse is blown.

    The wiring is defective.


    What you can do:

    Check the 15-amp fuse in the accessory

    circuit.

    Check the wiring and replace any damaged

    wires.

  • What do I do if the oven stops self- cleaning?

    Possible Reasons:

    The door isn't locked.

    The door switch, wiring or thermostat is defective.


    What you can do:

    Try starting over again.

    Call a qualified contractor.

     

Gas Range Troubleshooting

  • What do I do if a surface burner doesn't light?

    Possible Reasons: 

    The pilot light is out.

    The gas isn't on.


    What you can do:

    Follow the instructions for relighting the pilot

    on your particular range.

    Call the gas company.

  • What do I do if the pilot flame doesn't remain lighted?

    Possible Reasons:

    The pilot port is clogged.

    The range is in a drafty place.


    What you can do:

    Use a small wire to clean the ports.

    Try to prevent drafts near the range.

  • What do I do if a burner is burning eratically?

    Possible Reasons:

    The burner is clogged.

    There is an incorrect mixture of gas and air.


    What you can do:

    Clean the burner ports.

    Call the gas company.


  • What do I do if the oven stops lighting?

    Possible Reasons:

    The oven pilot light is out.

    There is a defective thermocouple.

    The gas isn't on.


    What can you do:

    Follow the instructions for relighting the oven

    pilot on your particular range.

    Replace the thermocouple.

    Call the gas company.

  • What do I do if the oven heats poorly?

    Possible Reasons:

    There is an incorrect mixture of gas and air.

    The safety thermocouple is defective.


    What you can do:

    Call the gas company.

    Replace the thermocouple.


  • What do I do if things bake unevenly in the oven or the oven overheats?

    Possible Reasons:

    The door gasket is damaged.

    The exhaust fan is clogged.

    There is a defect in the thermostat.


    What you can do:

    Replace the gasket.

    Clean the vent.

    Call the gas company.

  • What do I do if the burners are producing soot?

    Possible Reasons: 

    There is an incorrect

    mixture of gas and air.


    What you can do:

    Call the gas company.

  • What do I do if the burners make an unusual noise?

    Possible Reasons:

    There is an incorrect

    mixture of gas and air.


    What you can do:

    Call the gas company.

  • What do I do if I smell gas?

    Possible Reasons:

    The pilot is out.

    The gas line is leaking.


    What you can do:

    Venilate the room and relight the pilot.

    Call the gas company. Venilate the room,

    extinguish all flames and don't turn on any

    electrical switches.

Washing Machine Troubleshooting

  • What do I do if the washing machine will not run at all?

    Possible Reasons:

    No power is reaching the outlet.

    The safety switch is tripped.

    The inlet house valve may not be open.


    What you can do:

    Check the fuse box/circuit breaker.

    Distribute the clothes evenly in the

    basket and make sure the lid is

    completely closed.

    Open the inlet valve.

  • What do I do if the machine no longer fills with water?

    Possible Reasons:

    The filters are clogged.

    There is a kink in one of the hoses.

    The timer is not set.


    What you can do:

    Check the inlet hose filters and clean them.

    Straighten the water supply hoses.

    Turn the timer slightly or press the buttons

    firmly.


  • What do I do if the water doesn't stop running?

    Possible Reasons:

    The overflow switch hose is disconnected.

    The overflow switch is defective.

    The timer is defective.

    The mixing valve is damaged.


    What you can do:

    Replace the water hose.

    Check the switch and replace it.

    Replace the timer or call a qualified contractor.

    Replace the valve.

  • What do I do if the tub fills with water but the machine doesn't run?

    Possible Reasons:

    The lid safety switch is tripped.

    There is too much laundry in the tub.

    The motor is defective.

    The timer is defective.


    What you can do:

    Make sure that the lid is closed. If it is - check

    the switch.

    Take some things out and wait 15 minutes for

    the motor to reset.

    Call a qualified contractor.

    Replace the timer.

  • What do I do if the motor runs, but the machine doesn't agitate or spin?

    Possible Reasons: 

    The drive belt has become loose or broken.

    The gears or transmission is broken.


    What you can do:

    Tighten the belt or replace it.

    Call a qualified contractor.

  • What do I do if the machine shakes or moves across the floor?

    Possible Reasons:

    The machine or load isn't level.


    What you can do:

    Adjust the machine's feet or redistribute

    the load.

  • What do I do if the machine leaks?

    Possible Reasons:

    There is a loose hose connection.

    The hoses are defective.

    The gasket is damaged.

    The mixing valve has a defect.

    The pump is damaged.

    The overflow switch or sensor is defective.


    What you can do:

    Check or tighten the connection.

    Replace the hoses.

    Check the gasket, then replace it if neccessary.

    Check the valve for cracks, then

    replace it if neccessary.

    Call a qualified contractor.

    Check for defects and replace bad

    parts.

  • What do I do if the machine won't drain?

    Possible Reasons:

    There is a kink in the drain hose.

    The position of the drain hose is too high.

    The timer is defective.

    The drain pump is stuck.


    What you can do:

    Straighten the hose.

    The hose shouldn't empty more than 4 feet

    above the floor.

    Replace the timer or call a qualified contractor

    Call a qualified contractor.

  • What do I do if the water doesn't get hot enough?

    Possible Reasons:

    The water heating setting is too low.

    The water supply hoses are misconnected.

    There is a defect in the mixing valve.

    The timer is defective.


    What you can do:

    Reset the thermostat to 140o-160oF.

    Reverse the hose connections.

    Replace the defective valve.

    Replace the timer or call a qualified contractor

Gas Water Heater Troubleshooting

  • What do I do if there is no hot water?

    Possible Reasons:

    The pilot light isn't lighted.

    The pilot light won't keep

    burning.

    There is a clog in the burner.

    There is a defective

    thermocouple.

    The gas is not coming out.


    What you can do:

    Carefully relight the pilot.

    Make sure the gas controls are

    completely turned on. Then, check

    the thermocouple and be sure it is

    firmly connected to the gas control

    unit and positioned near the pilot

    flame.

    Call a qualified contractor.

    Replace the thermocouple.

    Call the gas company.

  • What do I do if there isn't enough hot water?

    Possible Reasons:

    The thermostat isn't correctly

    set.

    The thermostat is defective.

    Hot water pipes are exposed.

    The water tank is too small.

    There is a clog in the burner.

    Sediment has formed in the tank.

    The hot water pipes are leaking.


    What you can do:

    Turn the thermostat higher.

    Call a qualified contractor.

    Insulate the hot water pipes.

    Install a larger water tank.

    Call a qualified contractor.

    Turn off the gas and drain the tank.

    Repair or replace the faucets.

  • What do I do if the water heater is very noisy?

    Possible Reasons:

    Scale and sediment have formed

    in the tank.


    What you can do:

    Turn off the gas and drain the tank.

  • What do I do if the water is too hot?

    Possible Reasons:

    The thermostat is on the wrong

    setting.

    There is a thermostat defect.

    The exhaust vent is blocked by

    something.


    What you can do:

    Reset the thermostat.

    Call a qualified contractor.

    Check the vent and clear it.

  • What do I do if water is leaking from the heater?

    Possible Reasons: 

    There is a leak in the draincock.

    The safety valve is leaking.

    The tank has a hole in it.

    There is a leak in the plumbing

    connection.


    What you can do:

    Close it tightly or replace it.

    Check the water temperature. If it is too

    hot, the thermostat may be broken. If

    safety valve is defective, replace it.

    Buy a new water heater.

    Call a plummer if not in this article.

Electric Water Heater Troubleshooting

  • What do I do if there is no hot water?

    Possible Reasons:

    The heater has no power.

    The safety thermostat has

    quit working.

    There is a defect in the

    heating thermostats.

    There is a defect in the

    heating elements.

    Rust or sediment has

    accumulated in the tank

    or pipes.


    What you can do:

    Check the fuse box/circuit breaker. If

    the heater rapidly blows fuses, call

    an electrician.

    Push the reset button. Test the heat-

    ing thermostats and elements.

    Test the thermostat and replace

    them if neccessary.

    Test the elements and replace them

    if neccessary.

    Drain and flush out the pipes.

  • What do I do if the hot water supply is too low?

    Possible Reasons:

    The thermostat is set wrong.

    The tank is too small.

    Heat is getting lost in the pipes

    There is a defect in the

    heating element.

    The hot water faucets leak.


    What you can do:

    Turn the thermostat to a higher

    temperature.

    Install a larger heater.

    Move the heater nearer to the point

    of use if possible and insulate the

    hot water pipes.

    Test the element, then replace it.

    Repair or replace the faucets.

  • What do I do if the water temperature is too high?

    Possible Reasons:

    The thermostat is on the

    wrong setting.

    There is not enough insul-

    ation around the thermostats.

    The elements are defective.

    The thermostats are defective.


    What you can do:

    Turn the thermostats to a lower

    temperature.

    Pack the insulation more tightly

    around the thermostats.

    Test the elements, then replace

    them.

    Test the thermostats, then replace them.

  • What do if there is a water leak?

    Possible Reasons:

    The gasket or seal on the

    element is defective.

    There is a defect in the

    safety valve.

    the tank is rusted through.

    The plumbing connection

    leaks.


    What you can do:

    Check and replace the gasket or seal.

    Check and replace the safety valve.

    Buy a new water heater.

    Call a plumber.

  • What do I do if the heater becomes unusually too noisy?

    Possible Reasons: 

    Rust, scale or sediment has

    accumulated in the tank.

    Scale has formed on the

    elements.


    What you can do:

    Drain the tank and flush it out.

    Remove the elements and soak them

    in vinegar, then scrape off the scale.

  • What do I do if the hot water is rusty or discolored?

    Possible Reasons:


    is rusty or

    discolored. Rust or sediment has

    accumulated in the tank.

    Scale has formed on the

    elements.

    The water pipes are corroded.


    What you can do:

    Drain the tank.

    Remove the elements and soak them

    in vinegar, then scrape off the scale.

    Have a plumber replace the pipes.

Central Air-Conditioning Troubleshooting

  • What do I do if water leaks into the walls or ceiling?

    Possible Reasons:

    The drain hose from the

    condenser pan is clogged

    (in attic installations)


    What you can do:

    Make sure the hose is able to empty the

    water.

  • What do I do if the unit constantly cycles on and off?

    Possible Reasons:

    There may be something

    clogging evaporator unit

    or blocking the fan.


    What you can do:

    Clean out the evaporator unit.

  • What do I do if the air conditioner doesn't get cool enough?

    Possible Reasons:

    The condenser coil is dirty.

    There is direct sun on the

    evaporator unit.

    The insulation has fallen

    off the feed line.


    What you can do:

    Clean any debris from the condenser unit so

    air can circulate around the fins.

    Create shade for the unit.

    Secure the insulation firmly to line and replace

    any worn-out insulation.

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