Kenmore 303.9380612 manual TROUBLESHOOTmNG, Problem, Check

Models: 303.9380612

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TROUBLESHOOTmNG

Frequently, what seems to be a major probbm can be soived very easiiy. Listed bellow are the common con- cerns with any humidifier,

Check the simple things first. Remove the front panel and see if there is a crusty, white lime buildup on the

media pad. The lime buildup won't hurt the humidifi- er, but wiii reduce its outpuL Low output might just mean your humidifier needs cleaning. While you're checking for lime buildup, look to see if the media wheel is turning. If not, check the power supply.

PROBLEM

Too Little

CHECK

1, If humidifier needs cleaning

2. If media wheel is rotating

3.Humidistat setting

4.If not enough water is going to unit

CORRECTmON

CUeanhumidifier and clean or replace media pad

2.a. Clean or replace media pad

b.Inspect main fuse or circuit breaker

c.Check to see if media motor gear is rotating and engaged with media wheel gear

d.Check if humidistat setting is too low; turn knob clockwise to increase humidity

,Set for proper outdoor temperature - lowest expected temperature for a 24-hour period

4.Turn on saddle valve and check for possible

obstruction in water line. Is water supply connected?

Too Much

Humidifier

Overflows

Humidifier Making Noise

Humidifier

Motor Comes

On When Furnace Isn't

5.

If there

is excessive air

loss in house

5.

Close fireplace

damper,

seal

around

doors

 

 

 

 

 

 

 

 

 

and windows

 

 

 

 

 

 

 

 

 

6.

If water

level is correct

 

6.

Adjust

float

 

 

 

 

 

 

 

 

 

1.

Humidistat

setting

 

1.

Turn knob counter-clockwise

 

to

decrease

 

2.

For other

humidification

sources

2.

May

be a temporary condition

caused

by

 

 

 

 

 

 

 

 

 

moisture from laundering, bathing, cooking, etc.

1.

Is the

humidifier

level?

 

1.

Level

unit

 

 

 

 

 

 

 

 

 

2.

Is the

float

valve

button

worn?

2.

Remove the float valve button

and turn

it over

 

 

 

 

 

 

 

 

or, replace if both surfaces are worn, as shown

 

 

 

 

 

 

 

 

in Fig.

27

 

 

 

 

 

 

 

 

 

 

1.

Mounting

or plenum

 

1.

Tighten

all fasteners

 

 

 

 

 

 

 

2.

Water

pressure

 

 

2.

A dight

sound is normal as water enters

 

 

 

 

 

 

 

 

 

humidifier

 

 

 

 

 

 

 

 

 

 

3.

Media

 

Wheel

 

 

3.

Check

clearance

of media

wheel

in reservoir

 

4.

Blower

 

Motor

 

 

4.

Loosen

mounting

nuts

on rubber

grommets

so

 

 

 

 

 

 

 

 

they are just flush with mounting studs

 

 

This is a normal condition

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1.

If heating

season

is over

1.

Turn

knob

on

humidistat

to

minimum

setting

 

2.

If heating

season

is just

starting

2,

This

is

a

normal

condition

since

humidistat

is

 

 

 

 

 

 

 

 

controlling

humidifier

 

 

 

 

 

 

 

15

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Kenmore 303.9380612 manual TROUBLESHOOTmNG, Problem, Check