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PAGE
SECTION1
TEST
ELECTRICAL
EQUIPMENT 1 . 1 T H R U1 . 3
sEciloN 2
ECHANICAL
ELECTRICAL.M
TROUBLESHOOTING 2.1 THRU2.7
SECTION
3
PROCEDURES 3'1 THRU3-26
SERVICE
4
sEcTroN
PRE.INSTALLATION
&
INSTALLATION 4.1 THRU4-10
SECTION
5
WARRANTY&
PARTS
REPLACEMENT 5.1 THRU5.2
SECTION6
SPECIFICATIONS 6.1 THRU6.9
7
sEcTroN
ELECTRICAL
SCHEMATICS 7.1 THRU7.119
38767
38766
3-12302
2-13323
3-4652
3-11353
59128
. : \
-+
- t
I
I
59).2
59133
59134
\ 2-rr2e4
3- 4630 3- 3736
2-1r294
3-13272
38t19 Blodef or sow
38180 Replocement drill
38766 H o l es o ww i t h d r i l l
6l
387 Extension sow for
59t28 Vent kit - stondord 4'r ( I 0. | 5cm) kit contoirs three 59| 30 4" x 24"
( l 0 . l 6 c m x 6 0 . 9 5 c r no l u m i n u mp i p e s ,t w o 5 9 1 3 14 " ( l 0 . l 5 c m ) o l u m i n u me l b o w so n d
)
one 59129 ( 10.l5cm) vent hood
4"
59t29 Vent hood- 4" ( l0.l 6cm) wide-mouth
5 9 t 3 0 Aluminumpipe - 4" x 24" ( 10.l5cm x 50.95cm)
5 9 r 3 1 A l u m i n u me l b o w- 4 ' ' ( l 0 . l 5 c m )
5 9 t 3 3 Aluminumwindowplote - 12"x 18"(30.48cm 45.72cm) x
59134 A l u m i n u mw i n d o wp l o t e - 1 5 "x 2 0 " ( 3 8 . l O c m 5 0 . 8 0 c m )
x
5 9 1 3 5 Vent duct ossembly 18"(45.72cm) 30" (75.20cm)
- to long
5 9 r 4 3 F l e x i b l eo l u m i n u mv e n t k i t - i n c l u d e s n e 4 " ( l 0 . l 6 c m ) v e n t h o o d ,t w o 4 " ( l 0 . l 5 c m )
o
clompsond one 4" ( 10.| 6cm)dio. x 8' (2.44m) lexiblevent duct f
59144 Rectongulor vent kit with roundodopter
2-11294 Screw - for exhoustduct kit
- for exhoustdeflector kit
2-13323 Fostenerfor exhoustduct kit -
3-3136 Exhoustdeflector kit for nonvented dryer
3-4353 F l e x i b l e o l u m i n u mv e n t d u c t - 4 " x 3 2 " ( l 0 . l 5 c m x 8 l . 2 8 c m ) l e n g t hs t r e t c h e st o 8 '
(2.44m)
3-4530 C l o m pf o r f l e x i b l ed u c t
3-4652 Exhoustduct kit for side ond bottornvenfing
3 - rI 3 s 3 Docronlint bog
3-t2302 lnsulotion or exhoustduct kit
f
3-13272 Brocketfor exhousideflector
\-
M/\YTAG
@
1 ControlPanelAssemblyComponents
2 Front Paneland Door
3 Tumblsrand Related Components
4 Blower,Regulatingand Cool DownThermostats
5 DriveMotorand ldler
6 HeatingElement
7 GasValve
8 Gabinetand Top Cover
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MAYTAG
Equf,pnncnf
oHMS(RESISTANCE
MEASUREMENTS)
When checking resistance certain unitis dis-
be the
connected fromits powersupply. Failure do so
to
w i l l r e s u l ti n m e t e rd a m a g ew h e n performing
For
checks. accurate readings, wiresshould dis-
be
connected fromboth sidesof the component.
SET METER FOR USE AS FOLLOWS:
C ,..,,*{r
meter touching probes
1. Calibrate by test together
"0"
adjusting untilmeterreads
and turning dial
\- on greenscale.Recheck whenever
calibaration
scale changed.
is (Replacebattery dialwillnot
if
reading "0".)
ll bringmeter to
2. Select scale
the mosteasilyreadandplace test
probes respective
on terminals.Whenchecking
a switchthe reading wouldnormally either
be
openor closed. reading 70 on the R x 10
A of
scalewouldfor example 700 ohms resis-
be
The Maytag appliance test meter is most effective tance.
when used to detect open or closedcircuitsin an
component.This method of testing is Thefollowingchartshows values
resistance
typical
electrical
often referredto as
"continuity
testing" and is the
foundon Maytag
for someof the components dry-
easiestmeansof checking part.
a ers.
A continuitycheckcan be safelymadeonly afterthe HeatingElement 10.23 hms
o
unit beingcheckedhas been disconnected from its
electricalsupplyand after you have removedwires Gas Valve
from the terminals the part beingtested.Follow-
of
ing manualactivationof the part (if required) and Disconnect radiantsensor wires.Mea-
and igniter
after the meterhas beenset on an ohms scale,the sureacross plugfromvalve
wiresor igniter
igniter
probes of the test meter are placed on the respec- to get a resistancevalueof 425-450ohms.
tive terminals.Needlemovement the "O" end of
to
the scalewouldindicate continuity throughthe part. across
Measure wiresto geta resistance
sensor of
No needlemovementwould indicateno continuity 450-475
ohms.
and a probableinoperative part.
In general,when checking for continuity,needle DriveMotor
deflectionindicates closedcircuitand no needle
a
deflectionwould indicatean open circuit. Redterminal Grayterminal
to 1 . 5o h m s
'
1-1
In order to measurethe individualwindingsthe red accessory temperature probe(Part No. 38562)
and gray wireswill haveto be pulledoff of the start directly the lint filteropening.
in Cycling the
of
switch. thermostats actually observed can the
can be as
temperature the exhausted
of air.
Run windingonly 2.25ohms
Start windingonly 3 ohms SET UP METER FOR USE AS
FOLLOWS:
Glow Bar lgniter
1. Turnselector knobto TEMP.
Because the make-up the igniter, resis-
of of the
2. Insertblacknegative of temperature
lead probe
tancewill vary over a ratherwide range.Values intosocket -
marked (black).
from180ohmsto 400ohmswould typical
be with probeinto
3. Insert positive of temperature
red lead
an igniter roomtemperature.
at socketmarked + (red).
- 4. To calibrate meter,touchblackplug from red
Shut-Off
Solenoid ControlModels
Electronic positive to black
lead negative andturncali-
lead
bration dialuntilneedle alignswithCAL.
50 ohms- 55 ohms 5. Probe is readyto use - read blue scaleon
meterfacemarked TEMP.
These resistances not meant be usedas the
are to
exact values determine
to whether component
a is
goodor bad.Theyare provided that you may
so
havean ideaof the resistance you can seein
that
testingcomponents on Maytag dryers.
CHECKS
VOLTAGE
For the most part thesecheckswillconsistof taking
readings the wall receptacle orderto determine
at in
the availability voltage to the product.Voltage
of
checks on individual components a productare
of
not recommended to the possibility electrical
due of
shock. Componentpart testing is best accom-
plishedthrough continuitychecks with a 38559
Maytag appliance test meter.
NOTE: Use of the meter on voltage higher than
indicatedrange may cause permanentdamageto
the meter.To preventdamagefirst select highest
rangeand then lower for readingswhich fall within
the lower scale.
SETUP METERFORUSEAS
FOLLOWS: "normal"current
Eachcircuitin an appliance has a
1. Turn selectorknobto desired meterfunctionand draw which is an indication the performance
of of
appropriate range. that circuit.Currentdraw levelsless than or more
2. Plug black lead into socket marked- (black). than normalgive cluesto malfunctions. clamp- The
3. Plug red lead into socket marked+ (red). o n a m m e t e r m e a s u r e st h e s e c u r r e n t sw i t h o u t
4. Placetest leadsinto receptacle orderto deter-
in breaking circuitby measuring strength the
the the of
mine voltageavailable. magneticfield developedaround each conductor.
Currentis read by separating the conductorsand
clamping jaws of the ammeter
the aroundeachcon-
TEMPERATURE READINGS ductor on which currentis to be read. Low amper-
RANGE(50'F. TO 300'F.) age readingsindicateproblemssuch as damaged
heatingelements,excess belt slippage,etc. High
-
Dryer Air temperature readings be takenat
can amperage readings indicate unit beingtestedis
the
the lintfilterby removing filterand placing
the the operating underan increased or
mechanical electri-
1-2
cal load.Worn parts or low voltagewill show up as mannerdetermineswhetheror not it will run inde-
low amperagereadings. pendently other electrical
of components.
NOTE: Overloads a circuitbreakeror fuse can
on Two test leads are requiredto check operationof
be tracedto the productbeingtested or the circuit the drive motor. To check the motor for runnino.
breaker(or fuse)by checkingthe product'scurrent hook uo test cord as shown.
draw. lf the amperagereadingis less than the
breakerreading, breakeror fuse box is at fault.
the Location terminals motor may vary from draw-
of on
ing.
U SE O F A MME T E RON D R Y E R
HEATCONTACTS
CHECKING
There twocurrents concern usin anelec-
are of to MOTORCENTRIFUGAL
SWITCH
tric dryer;the heatingelementcurrentand the drive
motor current.Thesecurrentscan be measured by 1. Disconnect dryer power source.
"splitline 2. Gainaccessto motor and removeblueand black
useof a cord"extension the dryercord
for
or by attachingthe ammeter to the respective leads from motor switch.
powerlinewiresat the dryerterminal block.Current 3. Use either of the followingtest methods using
measuredshould be 21 amps on the heatingele- appropriate caution.
ment side of the line,24 amps on the drive motor A. Live test - use caution
side of the lineand 4 amps on the centeror neutral 1. Usinga2-1110wiringcoupler, connectblue
line. and blackwires removedfrom motor switch.
switch.
2. Reconnect dryer to power and set for heat
cycre.
3. Startdryer,if heatis produced, replace motor
switch on motor. lf no heat, continueaddi-
tionalcircuitchecks.
B. ContinuityCheck
(lnsulatewires removedfrom motor switch.)
1. Usingclipadapters supplied with the Maytag
Appliance Test Meter,attachmeterprobesto
- d/d:__.\\ the blue and blackmotor switchterminals.
\ 2. Arrangeprobe leads away from any moving
it \ '-\ parts and set meter on RX1 range.
3 . Reconnectdryer to power source and start
.) dryer, continuityon meter indicatesgood
switch. No continuity,replacemotor switch
or motor.
The motor test cord may be used to electrically 4 . Opendoor to stop dryer.When motor stops,
c h e c ko p e r a t i o n f t h e d r i v e m o t o r w h i l e s t i l l
o m o t o r s w i t c h c o n t a c t sm u s t o p e n , i f n o t
installed the unit.Testing of the motor in this
in replaceswitch or motor.
WH OR GY
PROTECTOR':
.,.,d]!LE
1-3
2
Secfflon
cchonnc@
Eilecfnnaoil=A
MAYTAG
Tfnoub[cshoofing
Il|'ltt RUN
NOT
Dryerwon't start or run.
All wires are hooked
up to their corresponding Dryer is pluggedin. Blown fuse or circuitbreaker.
terminals.
Doorswitch Push-to-start
switch.-Timer.
Time and auto dry
models.
Drivemotor.
Drivemotor runs - drum won't turn.
Be|tofforbroken.-Motorpu||ey|ooseor9ff.-|d|ertensionspring.-|d|erpu||ey.
Dryerruns a few minutesand then stops -
Motor overloadprotectoropens.
Lint build-uparounddrive-Low voltage Blower impeler btocked.-Drive motor.
motor.
-
Check cool down thermostat D712.
2-1
Dryerblows fuses or trips circuit breaker.
E L EC T R I C O D EL S
M GAS MODELS
The amperagereadingsare Duringignition dryerwill draw
the
at 240 volts. One line will be 24 7 amps. With the burneron, the
amos and the other linewill be dryerwill draw 4.5 amPs.lf the
21 amos.The neutrallinewill be dryer is drawingthe above
at 4.5 amps. lf you have the amperageand the fuse blows,
above amperagereadings, the the problemis not the dryer.
problemis not the dryer. Check Checkthe fuse box, circuit
the fuse box, circuitbreakeror @
housewiring.
Snortebheatinoelement.
Incorrectwiring or a wire shorting Drive motor.
to ground.
U1IIILDRY
NOT
Dryerwon't heat (motorruns).
E L EC T R I C O D E L S
M GAS MODELS
'
Blown fuse or trippedcircuit Gas available.
breaker. I
I
I
I lgniter.
I
Open heatingelement.
Radiant
sensor.
I
I
Gas valve.
Hi-limit
thermostat. Timer
I
thermostat.-Temperature selector
Regulating switch.
auto dry
and time switch
Cycleselector
models. D608,D808, D710.
Drive motor start switch
Drying-
lmproper ClothesWrinkled- Harsh- Takingtoo long
Lint filteris clean.-Restriction in exhaust.-Exhaust hood door stuck.-Exhaust too long.--1
\y
2-2
Poormake-up -lnsorrect
air. drumspeed. -Blower impeller
bound.-Be sureelement
Adjustmotorpulley or gas valvecycles
or wrongmotorpulley.
wrono oullev. on and off.
Shortedheating Customer dryer.
overloading Check clothinglabels
element- electric for fabriccontent.
dryersonly.
WItt SI|UT
NOT OFF
Time Dry Models
motor- Timer
Timer
Auto Dry Models
Set timer for time dry. Check When valve or elementcycles Dryer cyclingon hi limit ther-
voltageacross timer motor. lf -off, should have power to mostat. Check following.
timer will not advance,replace timermotor.lf not, proceed
timer. with nextcheck.
Lint filterclean.-Restriction in exhaust.-Exhaust hood door 5lv6t1.-fxhaust too long
Regulating
thermostat.-Customer is overloading
dryer.
W O N ' TS H U TO F F O N A I R F L U F F " - D 5 1 O
Dryer will shut off on air fluff
only when the timer is set to
Time Dry.
E L E C T R O N T C O N T R O LM O D E L S D 6 0 8 , D 7 1 0 , D 7 1 2 , D 8 0 8 , D 8 1 0
DRYER
WON'TSHUTOFF."SOLENOID
NEVERENERGIZES.''
D608,D808
Be sure dryer heats,dries Check for loose wires and be Sensorcircuit.Disconnect WH/
clothesand conditionrelatesto-sure that all wires are con- -tllus at sensorcoupler.Set
malfunction contro..
of nected correct
to terminals. dial to damp dry. lf dryer
shuts off within 60 seconds,
difficultyis causedfrom
leakagein sensorcircuit.
2-3
Shut-offsolenoid.Unplugdryer Cycle selectorswitch. See Edgeboard connectorwith
and check for continuity -Electrical Sectionfor switch-cdpacitor. Set dryer to regular
betweenthe two solenoidter- tests. cycleand start unit.While
minals. dryer is operatingobserve
neon bulb.lf neon bulb flickers,
I
replaceedgeboard connector
Electroniccontrol board.
with caoacitor.
D710,D712,and D810 Dryers,PermanentPress and Regular.
Be sure dryer heats,dries Electronic control board. Insert Edgeboard connectorwith
clothesand conditionrelatesto - 38204electronic control test -capacitor. Start dryer. While
malfunction control.
of board. Start dryer. lf dryer dryer is operatingobserve
shuts off in approximately 10 neon lamp.lf neon bulb flick-
seconds.reolaceelectronic ers, replaceedgeboard connec-
control board. tor with capacitor.
Disconnect
Circuit.
Sensor Unplugdryer
Shut-offsolenoid. Start control switch.With drver
wire at couplerand-and
White/Blue checkfor continuity unplugged and dial set on reg-
startdryeron regular setting. betweenthe two solenoidter- ular, depresspush-to-start but-
lf dryershutsoff in 12 to 15 minals. ton. Checkfor continuity on
minutes dry or 18 to 22
on the start control switch
minutes 'more
on dry',diffi- betweenterminalsWhite/Red
cultyis causedfromleakage to to Orangeon D7'10 dryers.On
ground sensor
in circuit. D8'10 dryers,checkfor con-
Drynesscontrol switch. Check for tinuity betweenterminals
continuitybetweendrynesscon- White/Red Orange/Black
to on
With normal
trol switchterminals. start control switch and on
dry button depressed, you should D712,betweenWhite/Red 31
havecontinuity. and Yellow35. No continuity,
reolacestart control switch.
DRYER WON'TSHUTOFF..S OL E N OID
ENERGIZES'- . D608,D710,D712,D808,
'
D810.
(Exceptwhen permanentpress
with adjustablepress care is
selected modelsD712-D810)
on
D608,D808 D710, D7'12,D810
Check to be sure selectorswitch Check to be sure start control
tab is not brokenoff. lf tab is switch tab is not broken.lf start
broken,replaceselectorswitch. control switch tab is broken,
After replacingselectorswitch, replacestart control switch. After
check for bent solenoidbracket. replacingstart control switch,
lf bracketis bent, bend bracket check for bent solenoidbracket.
slightlyupward. Bend bracketup if bent.
Shut-offlinkage.Check for off -Bent solenotdbracket.11 heat-cool_down thermostat.
or broken shut-offsolenoid stays on, check for bent sore-
linkage. noid bracket.
Selectoror start control
switch.Check switch per sche-
matic of dryer being serviced.
2-4
1I,|ISCETTANEOUS
Dryernoisy.
Thumping Checkfor
sound. Thumping sound.Rear drum Thumpingsound.Checkdrum
loose drum baffle. -for
worn or misaligned.
oller(s) rough
Ticking
sound. Loosewirehit- Tickingsound.Checkfor an scraping
sound.Frontor rear
tingcabinet othercompo--object
or caughtin the blower. felt
bulkhead sealout of oosi-
nenl. tion.
Scraping Teflon
sound. Poppingor squealing sound.
bearingsmountedto the front - Check for a sticky belt or
bulkheadare worn. frayed belt
Buzzerwill not buzz at end of cycle. (Auto dry Models)
Be sureall wiresare con- Buzzer Motor centrifugal switch stick-
nected and wiredcorrectlyon ing in run position.
the timer,buzzerand drive
motor.
Buzzerstays on too long or goes off too quickly.(Auto dry Models)
Lengthof time the buzzer
stays on is dependentupon
the time it takes the motor to
slow down, allowingthe motor
switch to reset.The normal
time increment between2
is
and 3 seconds.
Buzzerwill not buzz duringPressCare Setting(D610-D612
Dryers).
With dial set on auto dry permanent Buzzersignalon Miswiredpress -Buzzer.
press and the press care "on" button careswitchor
depressed, buzzer soundat the
the will timer.
end of the normal minute
10 cool-down.
Afterthis,the dryerwill continue tum-
to
ble clothes coolair for 24 minutes.
in
During 24 minutes, buzzer
this the will
soundapproximately every5 minutes for
threeto eightseconds. buzzer
lf does
not sound, proceed
on.
2-5
press cool down
buzz duringpermanent
Buzzerwill not periodically
(D512)- rime'
ControlDryers
Pertaining Electronic
MISCELLANEOUS to
Dryershuts off beforeclothesare dry.
Dryershould externally
be -Broken
Sensorcircuitooen. strap.
grounded.
Loosewireconnections
or-Capacitor & edgeboard
con- control
Electronic board.
incorrectwiring. nector assemblv.
Timer will not advanceduringpermanent
press with AdjustablePress
Care(D712and D810).
Shut off solenoidmust ener--Check for incorrect
wiringor-Timer motor.
gize beforetimer will advance. wire off.
Timer. Check for continuity Start control switch. Check for
betweentimer terminalsblack-6enlinuity betweenStart con-
and pink/black D810 and
on trol switch terminalspink/black
on D712 betweenblackand and red/black D810 and
on
yellow. D712.
Time wilf not advanceduringTime Dry (D7121
for
Timer-check continuit Timer motor.
betweenblack and pink.
chime does not ring -
Repeating PressCycle.
Permanent
Dryermustproceed "cool-
to Cycle selectorswitch with dial Start control switch.Check for
down" beforerepeatingchime set on Permanent Press. -continuity betweenterminals
will ring.Repeat
chimeswitch Check for continuitybetween pink/blackand red/blackon
mustbe "on". pink to redlblackon D710 dry- D 7 1 0d r y e r s . n D 7 1 2a n d
O
ers cycle selectorswitch. On D810 dryers,check between
D608 and D808 check for con- blue and white/brown the on
tinuityon switch betweengray start control switch with the
and blue.When makingthis switch in the off position.
check on D608 and D808 dry-
ers, the selectorswitch should
be in the off oosition.
Timer D810.Checkfor con- lf problemis not found in
tinuitybetweenorangeand above checks,replaceelec-
brown timerterminals.
On tronic control board.
D712 checkfor continuity
betweenbrown and white/
brown.
2-6
Repeatingchime does not soundduring Permanent
Presswith
AdjustablePressCare Setting(D712and D810dryers).
The chimewill sound during Chime switch (D810)only. Be Start controlswitch. After sole-
this settingevery 8 minutes sure switch is on. With switch -noid energizes unplugdryer
untilthe last2-3 minutes.
Dur- on, no continuitybetweenter- and check for continuity
ingthe last2-3 minutes,the minals. betweenpink to white/blue and
chimewill soundevery30 pink/black red/blackon start
to
seconds untilcompletion the
of control.
cycle.
Timer.
WithPresscareselec- lf problemis not locatedin
tion made,check for continuity-above checks,replaceelec-
betweentimer terminals white/ tronic control board.
blue to brown on both the
D712 and D810.On D712,
also check from black to yel-
low and on the D810 check
from black to oink-black.
Chimenot loud enough.
Checkto be surechimeactua- Assumingeverything all
is
tor assemblyis not broken or - right, the sound levelof the
loose. chime cannot be chanoed.
Clothesnot dry enough.
Be sure dryer is operatingeffi- Without a load of clothesin Temperature and dryness
cientlyand controlsare work- -the dryer and the normaldry- -switch. On D608 and D808
ing properly. ness selected, the dryer will dryers check for continuity
shutoff in approximately 14 betweenGray 3 and Yellow 6
minutes. Withextradryness on temperature and dryness
selected, dryerwill shutoff
the switch. On normaldryness
in approximately minutes.
22 lf there will be continuityand on
the dryerdoesnot shutoff extra drynessthere will not be
according the timeslisted,
to
proceedon.
Dryness
srlvitch the D710,
on lf dryer is operatingas
D712 and D810 dryers.Check intendedand customer prefers
for continuitybetweenthe two-619t[es drier, advisecustomer
switchterminals. normal
On on aspects electronic
of con-
dry you will receive
continuity trol dryersand how they dry
and an extradry you will not. the clothes a certain
to dry-
nesslevel.
2-7
Secfnon
3
Fnocedures
Senvfiae
MAYTAG n n
iln@Jex
PAGE PAGE
DoorKnob . 3-11
08Models ...,3-1 DoorRemoval ... . 3- 11
1 0 a n d1 2 M o d e l s .........3-1 To Dissassemble . Door . 3-11
Door trike
S ..... 3-11
D o o H i n g e s. . .
r .. . . . . . .3 - 1 1
Types f Controls
o .........3-2 .
D o o r w i t c .h . . .
S . . . . . .3 - 1 1
TimeControl
r .....3-2 DoorCatchAssembly . 3-11
Auto-Dry Models ........3-2 P l
F r o n t a n eS e a l ...... 3-1 1
E l e c t ro nC o n troMo d e l s.
ic l .....3- 4
T r o u b l e s h o o. i n g
t ........3-5
Adjustable Press Care(D810-712). 3-5 .. D r u m i g h.t
L .......3-12
Time ry D (D712) .........3-5 Sensor ..... 3-12
C o n t r oP a n eC o m p o n e n t s
l l OuterHalfof OutputDuct . .... 3-12
(
T i m e r A l lE xce pD 6 0 8 8 0 8 ,7 10)...3- 6
t , o
G u i d efs r L i n tF i l t e r . ....3-12
T i m eM o t o r
r ......3-6 r o
I n n e H a l f f O u t p uD u c t.
t ..... 3-13
T e m p e ra tuS w i tch
re .....3- 6 T u m b l eF r o n t .
r .... 3-13
Control anelP .....3-6 Fr
Tum bler ontBear ing Pacl s ..... 13
And 3-
Buzzer .....3-7 T u m b l eF r o n S e a l
r t ...... 3-13
B u z z eA d j u s t m e n t . . . . . . . . . . . . . 3 - 7
r Tumbler Belt and . 3-13
le L
Ad j u s ta b S l i d e e ve r .
.... . ...3- 7 Installing lt.Be .... 3-14
P u s h - to -S ta rt i tch
Sw ....3- 7 C l o t h eL i f t e r .
s .... 3-15
A u t o - d rS w i t c h
y .........3-7 r
R o l l ea n dB e a r i nA s s e m b l.y . . . . . . . 3 - 1 5
g .
s
P r e sC a r e w i t c. . . . .
S h ........3-7 R
Tumblerear elt eal.. F S .......3-15
T i m e(rD 7 1 2 , 8 1.0 ) ......3-8 Tumblerear. R .... 3-15
Se l e c toS w i tch
r ...3- 8
St a r t / Co n trow ti ch
Sl ....3- 8
E l e c t ro nC o n troB o a rd
ic l .......3- 9
Edgeboard Connector Capacitor...
& 3-9 .
T h e r m o s t a.t.s . .. 3-16
Shutoffolenoid
S .........3-9 Blower. .....3-16
C h i m e ctu a to r
A ...3- 9 S e af o rB l o w e r .
l .......3-16
Chime ......3-9 CoveforBlower
r ...... 3-16
D r y n e ss w i tch
S ...3- 9 Blowerlmpeller . 3-17
R e m i n d e rh i m e w i t c h
C S .......3-9 r
B l o w eH o u s i n g ....... 3-17
F l u o r e s c e n tm p
La .......3-9 Exhaust DuctPipe .... 3- 17
Chime witchS .....3-9
MotorSwitch .....3-18
F r o n tP a n eR e mo va l
l .... 3- 10 Motor ulley
P ......3-18
DoorSeal .. 3-11 P y
M o t o r u l l eA d j u s t m e n t . . . . . . . . 3.-.1 8
. .
PAGE PAGE
DriveMotorand Base . . . 3-19 C o i lR e p l a c e m e n t .,.... 3-24
ldlerAssembly... .3-19 lgniter ...... 3-25
ldlerPulley . 3-19 Round lgniter ... 3-25
F l a tl g n i t e r ...... 3-25
Radiant Sensor . 3-25
HighLimit Ther m ostat..... .. 3- 25
HeatCone 3-20 GasValveRemoval ... 3-25
Heating Element 3-20 Orifice .... 3-26
H i - L i mTth e r m o s t a t . ... . .
i 3-21 Heat one C ......3-26
InletDuct 3-21 I n l eD u c t
t .......3-26
Manometer Check ..... 3- 26
lgniter 3-22 Console .... 3-26
Radiant Sensor 3-22 Top Cover .. 3-26
GasValve 3-22 Removal
Cabinet . 3-26
Function 3-23
Operation 3-23
Secffion
3
Froccdures
Senvfice
MAYTAG
((08''MODELS 3'10"and "12" MODELS
1. Remove screws holding control cover to 1. Remove
innerscrews.
bracket.
' RemoveScrews-
REMOVE
ScREWS
2. Lttt controlcoverfrom dryer.
2. Tip control panelassembly forward.
N O T E :W h e n r e i n s t a l l i n g ,n g a g et a b s o n
e
backup platein slotsof console.
3-1
TYPES OF CONTROLS motor, tumbler continue rotate theair
the will to and
willcontinue be pulled
to through tumbler
the cool-
Thereare three basictypes of controlsused to ing the loadbefore dryershutsoff.
the
determine operating of Maytag
the time they
dryers; period depends upon
The length the cool-down
of
Automatic
are Timer, Control and Electronic
Con-
t h e c y c l es e l e c t i o nP e r m a n e nP r e s sh a s a n
. t
trol. extended cool-down lower temperature the
to the of
garmets as to minimize
so wrinkling whichwould
TIMERCONTROL result fromthewarmgarments coming restat the
to
bottomof the tumbler.
M O D E L S E 9 1 ,D l 0 6 , D 1 0 7 ,D 3 0 8 ,D 1 1 0 ,D 2 1 0 ,
D
& D212
timer which the
These models utilizean electrical
usersets to the numberof minutesrecommended in
the operating instructionsor as experienceindi-
cales necessary.
The timer knob and dial are attachedto the timer
shaft.At the other end of the shaft is a cam which (oot \
controlsboth the drying time and the cool-down.
With the timer set at 20 minutesas shown in the When an air fluff selection made,only the circuit
is
throughthe timerto
drawingthe circuitis completed to the drive motor and timer motor is made.
the drive motor and heatercircuit.
HEATER HEATER
' I Ftu*tl
an
6A
\v
As thetimeradvances theoff position, switch
to the
armdropsintostepone.Thisbreaks circuit
the to AUTODRYMODELS
theheater.
Since circuit stillmade thedrive
the is to
MODELS D309,D408,D409, D610,
D510,
D410,
D512,& D612
D312,O4'12,
Theautodrymodels operate theprinciple as
on that
long as the load beingdriedis damp,and rapid
is
evaporation taking place, temperature the
the of
dryerand exhaust will remain
air relatively
low. lt
alsofollows that as the loadgives moisture
up and
the rateof evaporation slowsdown,lessBTU'sor
heatis usedin evaporation thetemperature
and of
the load and exhaustair increases. With this in
mind,let's lookat the circuitry.
3-2
When the timer is set to a degreeof dryness,the temperature approximately
of 140'F the circuit
is
circuitis completed the heatsourceand the drive
to to
broken the heatsourceandat the sametimeis
motor. The difference betweenthis control and a completed the timermotor.
to
standardtimer operateddryer is the fact that the
timer motor is not initially the circuit.
in POWER
To see how the controlworks, let's assumethat the
load to be driedis a normalload with the garments
of somewhatuniformweight,the auto regularset- CYCLING
ting is selectedand the dial set on the middlemark THERMOSTAT
between"moredry" and "lessdry".
TO TIMER
As indicated the timerschematic
in below,the maxi- MOTOR TO HEAT
mum timer controlleddrying time on an auto-dry
regularsettingis approximately minutesplus a
31
five minutecool-down.
CYCLING THERMOSTAT
Sincewe set the dial to the
middlemark we haveset the timerat aboutthe mid HAS REACHETEMPERATURE
D
point or for approximately minutesof timeddry.
15 (oPEN)
AUTO DRY At this pointthe unheated is coolingthe load and
air
REGULAR
the timer motor is advancinq timer towardsthe
the
off position.
As the temperature the tumbler,the items being
of
dried and the exhaust air decrease,so does the
temperature the thermostat.When the thermo-
of
stat cools to a temperature approximately
of 125'
the thermostat returnsto its normalpositionbreak-
ing the circuitto the timermotor and againcomplet-
ing the circuitto the heating element gas valve.
or
With the timer set in this position,the circuitsare NOTE: The temperatures quotedare the operating
completedto the heat sourceand drive motor. temperatures the thermostat
of and not the temper-
NOTE: The switch controllinothe timer motor is ature of the clothingor exhaustair. Becauseof its
open. mass, the thermostatwill heat up and cool down
slower than the air temperature.
Becauseof the moisturecontentand the evapora-
tion rate, the first temperaturerise and cyclingof
the thermostatwill take a relatively long periodof
time. By the same token,the moisturecontentand
the evaporationrate taking place during the first
TO TIMER heat off period makes it shorter than subsequent
heat off periods.
W I T H C Y C L IN G H E R MOS TAT
T
Eachtime the thermostatcyclesthe heat periodis
CA L L IN GF OR H E A T shorter and the heat off (timer motor on) time is
(N OR MA L ) longer.
At the beginning the cyclethe load is damp, the
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