Whirlpool Clothes Dryer 3978909 User Manual

Have questions about your dryer?  
Installation Instructions  
Check your Use and Care Guide for a toll-free number to call, or call your  
dealer. The dealer is listed in the Yellow Pages of your phone directory  
under “Appliances — Household — Major — Service and Repair.”  
IMPORTANT:  
When you call, you will need the dryer model number and serial number.  
Both numbers are on the model/serial rating plate located in the door well  
behind the dryer door and on front of opening.  
Read and  
save these  
instructions.  
Record the numbers here for handy reference:  
Model No.  
Serial No.  
Installer: Leave  
Installation Instructions  
with homeowner.  
Homeowner: Keep  
Installation Instructions  
for future reference.  
For best performance,  
install dryer according  
to Installation  
Instructions. Failure to  
complete installation as  
instructed could void  
warranty.  
Moving dryer to a new location?  
Check with your gas supplier or dealer to confirm that your dryer is equipped with the  
correct burner for the particular type of gas in your new home. Burner information is  
specified on the model/serial rating plate.  
Shut off electrical supply  
Gas Dryer  
Part No. 3978909  
Save Installation  
Instructions for local  
to dryer. Unplug power  
Tape top  
supply cord and tape it  
to cabinet.  
Set to operate on NATURAL GAS.  
securely to dryer.  
electrical inspector’s use.  
Tape door  
Shut off gas supply valve in  
to front  
the gas supply line.  
panel.  
Disconnect gas fittings from  
dryer and cap gas supply  
line. Tape end of dryer gas  
pipe.  
Your safety and the safety of  
others are very important.  
DANGER  
We have provided many important  
You can be killed or seriously injured  
safety message in this manual and  
if you don’t immediately follow  
on your appliance. Always read  
instructions.  
Slide dryer onto cardboard  
or hardboard before moving  
it across the floor to prevent  
damaging floor covering.  
Turn leveling  
legs all the  
way in.  
and obey all safety messages.  
This is the safety alert  
WARNING  
symbol.  
You can be killed or seriously injured  
if you don’t follow instructions.  
This symbol alerts you  
to potential hazards that can kill or  
hurt you and others.  
All safety messages will be  
preceded by the safety alert  
symbol and the word “DANGER”  
or “WARNING”. These words  
mean:  
All safety messages will tell you what  
the potential hazard is, tell you how to  
reduce the chance of injury, and tell you  
what can happen if the instructions are  
not followed.  
 
Dryer location  
Product dimensions  
and dimensions  
A grounded electrical outlet is  
required within 4-1/2 feet for  
the power supply cord.  
Dimensions shown with  
feet extended 1” from  
bottom of dryer.  
11"  
The dryer door extends  
14" from the front of the  
dryer when fully opened.  
14"  
43-1/8"  
WARNING  
38-1/4"  
1-1/2"  
Explosion Hazard  
gas line  
opening  
Keep flammable materials and vapors,  
such as gasoline, away from dryer.  
Place dryer at least 18 inches above  
the floor for a garage installation.  
Failure to do so can result in death,  
explosion, or fire.  
6-1/4 "  
27-1/2"  
27"  
Exhaust dimensions  
left or right side  
exhaust  
bottom exhaust  
back exhaust  
4"  
7-1/4"  
4-1/4"  
14-1/8"  
10-1/4"  
14-1/8"  
For proper drying performance:  
The location must provide:  
Room temperature above 45°F: If room  
Level floor: Maximum slope under entire dryer  
should not be more than 1 inch. (If slope is  
greater than 1 inch, install Extended Dryer Feet  
Kit, Part No. 279810.) Clothes may not tumble  
properly and automatic sensor cycles may not  
operate correctly if dryer is not level.  
Protection from weather and water: Do not  
store or use dryer where it will be exposed to  
water and weather.  
temperature is below 45°F, automatic cycles may  
not shut off.  
Sturdy floor to support dryer weight of  
120 pounds.  
It is your responsibility to:  
This installation must conform with local codes, or in  
the absence of local codes with the National Fuel  
Gas Code ANSI Z223.1/NFPA 54 installation codes.  
Make sure you have everything necessary for proper  
Observe all governing codes and ordinances.  
installation.  
Check code requirements: Some codes limit or  
do not permit installation of clothes dryers in  
garages, closets, mobile homes or sleeping  
quarters. Contact your local building inspector.  
Properly install dryer.  
Contact a qualified installer to insure that the  
electrical and gas installations meet all national and  
local codes and ordinances.  
Exhaust dryer to outdoors: Dryer must be  
exhausted outdoors to prevent exposure to harmful  
substances in the gas fuel.  
Copies of the standards listed may be obtained from:  
*CSA International  
8501 East Pleasant Valley Road  
Cleveland, Ohio 44131-5575  
Comply with the installation specifications and  
dimensions.  
Consider spacing requirements for companion  
appliances.  
Recessed area/closet installation  
Installation clearances  
Use recommended clearance for easier  
installation.  
Closet/confined area installation  
If a closet door is installed: The minimum  
unobstructed air openings are required. Louvered  
doors with equivalent air openings are acceptable.  
Recessed area installation  
Recommended/Minimum  
Back Sides  
5"/0" 1"/0" 18"/18"  
Top  
Front  
Recessed  
Closet  
front view  
side view  
5"/4" 1"/0" 18"/18" 1"/1"  
19"  
3"  
48  
sq. in.***  
14"  
max.  
No other fuel burning appliance may be installed  
in the same closet or recessed area.  
• If codes permit, dryer may be installed in a  
recessed area or closet using dimensions shown.  
• Dimensions are in inches and are the minimum  
allowable. Detailed space requirements can also  
be found on the label on the back panel of the  
dryer. These requirements ensure minimum  
clearances to combustible construction, and  
prevent blockage of air into the combustion  
chamber.  
0"**  
0"**  
4"****  
24 sq.  
in.***  
** Wall, door and floor molding may require  
additional spacing.  
3"  
1"  
• Additional spacing should be considered for ease  
of installation and servicing. Companion  
appliance spacing should also be considered.  
*** Minimum top and bottom air openings for closet door.  
**** External exhaust elbow requires additional space.  
Panel A  
 
Recommended ground method  
Electrical  
WARNING  
The dryer, when installed, must be electrically  
grounded in accordance with local codes, or in the  
absence of local codes, with the National Electrical  
Code ANSI/NFPA 70*.  
requirements  
GROUNDING INSTRUCTIONS: This appliance must  
be grounded. In the event of malfunction or  
breakdown, grounding will reduce the risk of electric  
shock by providing a path of least resistance for  
electric current.  
The power supply cord plug must be plugged into  
an appropriate outlet that is properly installed and  
grounded in accordance with all local codes and  
ordinances.  
Electrical Shock Hazard  
Plug into a grounded 3-prong outlet.  
Do not remove ground prong.  
Do not use an adapter.  
Do not use an extension cord.  
WARNING - Improper connection of the equipment-  
grounding conductor can result in a risk of electric  
shock. Check with a qualified electrician or  
serviceman if you are in doubt as to whether the  
appliance is properly grounded. Do not modify the  
plug provided with the appliance - if it will not fit the  
outlet, have a proper outlet installed by a qualified  
electrician.  
Failure to follow these instructions can result in  
death, fire, or electrical shock.  
Important: Observe all governing codes and  
ordinances.  
A 120-volt, 60-Hz, AC-only, 15- or 20-ampere fused  
electrical supply is required. A time-delay fuse or  
circuit breaker is recommended.  
It is recommended that a separate circuit serving only  
this appliance be provided.  
3-prong ground-type  
outlet  
3-prong  
ground  
plug  
A wiring diagram is located inside the console or on  
the inside of the lower front panel.  
If codes permit and a separate ground wire is used, it  
is recommended that a qualified electrician  
determine that the ground path is adequate.  
power  
supply cord  
ground  
prong  
Copies of the standards listed above may be obtained from:  
* National Fire Protection Association  
Batterymarch Park  
Quincy, Massachusetts 02269  
Supply line requirements:  
power cord  
Gas supply  
shutoff valve  
“open” position  
requirements  
to dryer  
gas pipe  
connection  
rigid gas supply line  
Provide a 1/2-inch IPS rigid gas supply line to the  
dryer location.  
A combination of pipe fittings must be used to  
obtain an in-line connection to the dryer.  
When acceptable to the gas supplier and local codes,  
3/8-inch approved tubing may be used for lengths  
under 20 feet. For lengths over 20 feet, larger tubing  
should be used.  
WARNING  
An individual manual shutoff valve must be installed  
within 6 feet of the dryer in accordance with the  
National Fuel Gas Code ANSI Z223.1 – latest  
edition*.  
Pipe-joint compounds resistant to the action of L.P.  
gas must be used.  
Burner input requirements:  
Elevations up to 10,000 feet:  
The design of this dryer has been certified by CSA  
International for use at altitudes up to 10,000 feet  
above sea level at the B.T.U. rating indicated on the  
model/serial rating plate. Burner input adjustments are  
not required when the dryer is operated up to this  
elevation.  
Explosion Hazard  
Use a new AGA or CSA approved gas  
supply line.  
Install a shut-off valve.  
Securely tighten all gas connections.  
Elevations above 10,000 feet:  
If connected to LP, have a qualified  
person make sure gas pressure does not  
exceed 13" water column. Examples of a  
qualified person include licensed heating  
personnel, authorized gas company  
personnel, and authorized service  
personnel.  
When installed above 10,000 feet, a four percent (4%)  
reduction of the burner B.T.U. rating shown on the  
model/serial rating plate is required for each 1,000  
foot increase in elevation. For assistance installing  
dryer above 10,000 feet elevation, contact your  
serving gas supplier.  
red cap  
If local codes permit, it is recommended that new  
flexible metal tubing, design-certified by AGA or  
CSA, be used for connecting the appliance to the  
rigid gas supply line. (The gas pipe which extends  
through the lower rear of the appliance has 3/8-  
inch male pipe thread.)  
An elbow and connector between tubing and dryer  
pipe may be needed to prevent kinking.  
A 1/8-inch NPT plugged tapping, accessible for test  
gauge connection, must be installed immediately  
upstream of the gas supply connection to the dryer.  
The gas supply must have a shutoff valve. The valve  
should be within six feet of the dryer and in the  
same room. The location should be easy to reach for  
opening and closing the valve.  
The dryer and its individual shutoff valve must be  
disconnected from the gas supply piping system  
during any pressure testing of that system at test  
pressures in excess of 1/2 psi.  
Failure to do so can result in death,  
explosion, or fire.  
OBSERVE ALL GOVERNING CODES AND  
ORDINANCES.  
Gas requirements:  
Check that dryer is  
equipped with the correct  
burner for the particular  
type of gas in the home.  
Burner information will be  
found on the model/serial  
rating plate in door well of  
the dryer. If this information  
does not agree with the type of  
gas available, see your dealer.  
Natural Gas:  
The dryer must be isolated from the gas supply  
piping system by closing its individual manual  
shutoff valve during any pressure testing of the  
gas supply piping system at test pressures equal  
to or less than 1/2psi.  
This dryer is equipped for use with NATURAL  
GAS. It is design-certified by CSA International for  
L.P. (propane or butane) gases with appropriate  
conversion.  
L.P. Gas:  
No attempt shall be made to convert the  
appliance from the gas specified on the  
model/serial rating plate for use with a different  
gas without consulting the serving gas supplier.  
Conversion must be done by a qualified service  
technician. Gas conversion kit part numbers  
are listed on the gas valve burner base.  
Copies of the standards listed may be obtained from:  
*CSA International  
8501 East Pleasant Valley Road  
Cleveland, Ohio 44131-5575  
Panel B  
 
Important: Observe all governing codes and  
ordinances.  
Exhaust your dryer to the outside. Moisture and lint  
indoors may cause:  
• lint to gather around the dryer where it can be fuel  
for a fire.  
• moisture damage to woodwork, furniture, paint,  
wallpaper, carpet, etc.  
Mobile home installation  
requirements  
Exhaust  
requirements  
If codes permit, this appliance is suitable for mobile  
home installations. The installation of the dryer must  
conform to Manufactured Home Construction and  
Safety Standard, Title 24 CFR, Part 3280 (formerly  
the Federal Standard for Mobile Homes Construction  
and Safety, Title 24, HUD Part 280) or latest edition.  
• housecleaning problems and health problems.  
The dryer must be fastened to the floor at time  
of installation.  
Order Mobile Home Installation Kit, Part No.  
346765, from your dealer. Kit includes the necessary  
fastening hardware and detailed installation  
instructions. Metal exhaust system is also available  
through your dealer.  
Special provisions must be made for the introduction  
of outside air into the dryer when installed in a  
mobile home. The area of any opening for the  
introduction of outside air (such as a nearby  
window) should be at least twice as large as the  
dryer exhaust opening.  
TM  
Dura Safe venting products are recommended  
and are available from your dealer.  
Four-inch diameter vent must be used.  
Use a heavy metal vent. Do Not use plastic or metal  
foil vent.  
Rigid metal vent is recommended to prevent  
crushing and kinking.  
Flexible metal vent must be fully extended and  
supported when the dryer is in its final position.  
Remove excess flexible vent to avoid sagging and  
kinking that may result in reduced air flow.  
WARNING  
An exhaust hood should cap the  
exhaust vent to prevent rodents and  
insects from entering the home.  
The dryer must be exhausted outside.  
Fire Hazard  
Use a heavy metal vent.  
Exhaust outlet hood must be at  
least 12 inches from the ground or  
outside  
wall  
any object that may be in the path  
of the exhaust (such as flowers,  
rocks or bushes, etc.).  
If using an existing exhaust system, clean lint from  
entire length of system and make sure exhaust  
hood is not plugged with lint. Replace any plastic or  
metal foil vent with rigid metal or flexible metal vent.  
Use clamps to seal all joints. Do Not use duct tape,  
screws or other fastening devices that extend into the  
interior of the vent to secure vent.  
12" min.  
Do not use a plastic vent.  
Do not use a metal foil vent.  
Failure to do so can result in death or fire.  
skirting  
• Do Not use non-metal flexible vent, or exhaust  
hoods with magnetic latches.  
• Do Not exhaust dryer into any gas vent, chimney,  
furnace, cold air vent, wall, ceiling, concealed  
space of a building, attic or crawl space, or any  
other vent used for venting.  
floor  
enclosed area  
The exhaust vent must be securely fastened to a  
non-combustible portion of the mobile home  
structure. The exhaust system must not terminate  
beneath the mobile home.  
Service check: Back pressure in any exhaust system  
used must not exceed 0.6 inches in water column  
measured with an incline manometer at the point that  
exhaust vent connects to dryer.  
• Do Not install flexible vent in enclosed walls,  
ceilings or floors.  
Plan the exhaust vent installation  
exhaust air flow  
Route the vent  
Preferred —  
The exhaust outlet is located at the center of the  
rear of the dryer.  
better  
acceptable  
The exhaust vent can be routed up, down, left,  
right or straight out the back of the dryer. See  
“Recessed area/closet installation” section, Panel A,  
for general space requirements.  
4"  
4"  
Typical  
When you have a 4" hood …  
Select the route that will provide the straightest  
and most direct path outdoors. Plan the installation  
to use the fewest number of elbows and turns.  
installations  
Maximum length of  
4" diameter metal vent  
exhaust from the  
rear of the dryer.  
Number of  
Flexible  
(fully extended)  
36 ft.  
Rigid  
When using elbows or making turns, allow as much  
room as possible. Bend vent gradually to avoid  
kinking.  
90° elbows  
0
1
2
3
4
64 ft.  
54 ft.  
44 ft.  
35 ft.  
27 ft.  
straight back  
31 ft.  
27 ft.  
Determine vent length  
The maximum length of the exhaust system depends  
upon:  
25 ft.  
23 ft.  
• the type of vent (rigid or flexible metal).  
• the number of elbows used.  
• side or bottom exhaust. Side or bottom exhaust  
adds a 90° turn inside the dryer. To determine  
maximum exhaust length, add one 90° turn to the  
chart.  
offset  
Acceptable —  
2-1/2"  
This dryer may be converted to exhaust  
1. See the exhaust vent length chart that matches  
your type hood for the maximum vent lengths you  
can use.  
out the right or left side or through the bottom.  
When you have a 4" hood …  
To convert the dryer, the following kits are available  
from your dealer.  
Maximum length of  
4" diameter metal vent  
Do not use vent runs longer than specified in  
exhaust vent length charts.  
Exhaust Kit No. 279818 (white)  
Exhaust Kit No. 279819 (almond)  
Number of  
Flexible  
(fully extended)  
28 ft.  
Rigid  
Exhaust systems longer than specified will:  
— accumulate lint creating a potential fire  
hazard.  
— shorten the life of the dryer.  
— reduce performance, resulting in longer  
drying times and increased energy usage.  
90° elbows  
0
1
2
3
4
Typical installations  
for left or right side  
exhausting.  
58 ft.  
48 ft.  
38 ft.  
29 ft.  
21 ft.  
23 ft.  
19 ft.  
17 ft.  
2. Determine the number of elbows you will need.  
15 ft.  
3. In the column listing the type of metal vent you are  
using (rigid or flexible), find the maximum length  
of metal vent on the same line as the number of  
elbows.  
The maximum length using a 2" x 6" rectangular  
vent with 2 elbows and a 2-1/2" exhaust hood is  
8 ft.  
4. Determine the number of 4" clamps you will need.  
For exhaust systems not covered by exhaust vent  
length charts (such as multiple unit hookups,  
plenums, and power-assist fans), see Service  
Manual, Part No. 603197. (To purchase the Service  
Manual, see your Use and Care Guide for a toll-free  
telephone number.)  
Typical installations  
for bottom  
exhausting.  
Panel C  
 
Now start installation  
(If installing washer and dryer, install dryer first.)  
A. Install vent  
system  
1.  
2.  
Put on safety glasses and gloves.  
Install exhaust hood. Use  
3.  
Connect vent to exhaust hood with 4"  
clamp. (Exhaust vent MUST fit inside hood.)  
(new installation)  
4.  
Run exhaust vent to dryer location.  
Use the straightest path possible. (See Panel C.)  
Avoid 90° turns. Use 4" clamps to secure vent pieces.  
Tin snips may be needed to cut vent to required  
length.  
caulking compound to seal exterior  
wall opening around exhaust hood.  
B. Prepare dryer  
WARNING  
diamond  
marking  
Excessive Weight Hazard  
Use two or more people to move and install  
dryer.  
Failure to do so could result in back or other  
injury.  
1. Open dryer door. Remove drying rack, if  
included. Wipe drum with damp cloth to remove  
dust.  
3.  
Start to screw legs into holes by hand. Use  
an adjustable wrench or 1" hex-head socket wrench  
to finish turning legs until you reach the ridge with  
the diamond marking.  
4.  
Stand dryer up on cardboard or hardboard.  
2.  
Take two cardboard corners from dryer carton  
and place them on floor in back of dryer. Firmly grasp  
body of dryer and gently lay it on its back on the  
cardboard corners.  
Dryer must be level to reduce noise and assure  
proper performance.  
C. Level dryer  
Slide dryer onto cardboard or hardboard before  
moving across floor to prevent floor damage.  
1.  
Move dryer close to its permanent location.  
Leave enough room to connect exhaust vent. Remove  
cardboard or hardboard from under dryer.  
2.  
Check levelness of dryer by placing a level on  
top of dryer, first side to side, then front to back. If  
dryer is not level, adjust dryer legs up or down.  
If legs are not long enough to level dryer, order  
Extended Dryer Feet Kit, Part No. 279810 (sold two  
legs per kit), from your dealer.  
manual  
shutoff valve  
“open” position  
D.Make gas  
connection  
to dryer  
rigid gas supply line  
red cap  
3.  
Turn the shutoff valve in the gas supply line  
to the “open” position.  
1.  
Remove and dispose of the red cap from the  
gas pipe. (You may need to use pliers.)  
4.  
Use a brush and liquid detergent to test all  
external gas connections for leaks. Bubbles around  
connections will indicate a leak. If a leak appears,  
shut off gas valve controls and tighten connections.  
Then check connections again.  
2.  
Connect gas supply to dryer. Use pipe-joint  
compound resistant to the action of L.P. gas for gas  
connections. If flexible stainless steel tubing is used, be  
certain there are no kinks.  
Panel D  
 
E. Exhaust dryer  
2.  
Move dryer into final position. Do not crush  
or kink exhaust vent. Make sure dryer is level.  
1.  
Connect vent to dryer outlet using a 4" clamp.  
If connecting to existing vent, make sure the vent is  
clean. The vent must fit over the dryer outlet and  
inside the exhaust hood.  
Make sure exhaust vent is secured to exhaust hood  
with a 4" clamp.  
F. Check operation  
3.  
Read the Use and Care Guide to fully  
1.  
Check that you:  
understand your new dryer. Select a full heat cycle  
(not the air cycle) and start dryer. After five minutes,  
open dryer door. You should feel heat inside dryer.  
did not skip any steps.  
installed all parts.  
properly installed dryer legs.  
If the burner did not ignite and you do not feel heat  
inside the dryer, shut the dryer off for 5 minutes.  
Then check that:  
leveled dryer.  
have secured all exhaust vent joints with 4" clamps.  
have all the tools you started with.  
controls are set in a running or “On” position.  
start button has been pushed firmly.  
gas supply line shutoff valve is open.  
Repeat 5-minute test. If dryer still does not operate  
properly, check the following:  
electrical supply is connected.  
house fuse is intact and tight; or circuit breaker  
has not tripped.  
dryer door is closed.  
If dryer makes an unusual noise, check that dryer is  
level.  
2.  
Plug power supply cord into  
grounded 3-prong outlet.  
TM  
For more information,  
or to easily place your  
order, call  
Periscopes For Offset  
Dura Safe  
Outlets, Tight Installations  
SURE CONNECTTM Vent Kit  
Provides 2 1/2" clearance  
between dryer and wall  
Kits Make Installation Easy  
1
2
Great for closet  
2 / "  
Provides 4 1/2"  
clearance between  
dryer and wall  
1-800-442-9991  
installations  
0"-18", 18"-29" or  
29"-50" periscopes  
include one male  
snap-lock fitting,  
one extra long  
2 1  
/
2
"
Snap-Lock fittings  
To have your venting  
professionally installed,  
call  
Total kit length  
8 feet  
0"-18" : Part #4396037  
18"-29" : Part #4396011  
29"-50" : Part #4396014  
draw-band collar  
and one clamp  
Additional vent can  
be snapped between  
0"-18" Periscope  
1-800-253-1301  
Use when vent outlets  
Part #4396028  
sections for  
longer runs  
overlap or are offset  
for the nearest  
authorized service  
provider.  
Excess length can  
be trimmed to fit  
Part #4396037  
Kit Contains:  
2- 4' vent sections with attached close elbows  
1- Wall plate for close clearance installations  
2- 4" clamps  
18"-29" and 29"-50" Periscope  
Sections separate,  
fittings can face  
same or opposite  
Swivel collar  
wall connection  
Telescoping  
sections  
Swivel collar  
Extra long  
band-clamp  
for dryer  
Beveled edges  
allow corner  
installations  
.
connection  
Dura Safe and Sure Connect are Trademarks of Whirlpool, U.S.A.  
18"-29" : Part #4396011  
29"-50" : Part #4396014  
Panel E  
 

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