Maytag MD-170PTVW User manual

MDG-120PVV / MD-170PTVW
Installation Manual
Phase 7 / Non-Coin / Dual Timer
with S.A.F.E. System
WARNING: Foryoursafetytheinformationin
thismanual mustbe followedto minimizethe
riskof fireor explosionor toprevent property
damage,personalinjury or death.
— Donot storeoruse gasolineor other flammable
vapors and liquids in the vicinity of this or any
otherappliance.
— WHATTODO IFYOU SMELLGAS:
• Donottryto lightanyappliance.
• Donottouch anyelectricalswitch;do not
useanyphoneinyourbuilding.
• Cleartheroom, buildingorareaofall
occupants.
• Immediatelycallyourgassupplierfrom a
neighbor’sphone. Followthegas supplier’s
instructions.
• Ifyoucannotreach yourgassupplier,call
thefiredepartment.
— Installationand servicemustbe performedby a
qualified installer, service agency or the gas
supplier.
AVERTISSEMENT: Assurez-vous de bien
suivrelesinstructionsdonnéesdanscettenotice
pourréduire auminimumle risqued’incendie
ou d’explosion ou pour éviter tout dommage
matériel,touteblessureou lamort.
— Ne pas entreposer ni utiliser d’essence ni
d’autres vapeurs ou liquides inflammables à
proximité de cet appareil ou de tout autre
appareil.
— QUEFAIRESIVOUSSENTEZUNEODEUR
DEGAZ:
• Nepastenter d’allumerd’appareils.
• Netouchez àaucun interrupteur. Nepas
vousservirdes téléphonessetrouvant dans
lebâtiment.
• Évacuezlapièce,le bâtimentoulazone.
• Appelezimmédiatementvotrefournisseur
degazdepuisunvoisin. Suivez les
instructionsdufournisseur.
• Sivousnepouvezrejoindrelefournisseur
degaz,appelez leservicedes incendies.
— L’installationetl’entretiendoiventêtreassuréspar
uninstallateurou unserviced’entretienqualifié
ouparle fournisseurdegaz.
PartNo.113395-6
RETAINTHESEINSTRUCTIONSINASAFE
PLACE FOR FUTURE REFERENCE

Retain This Manual In ASafe Place For Future Reference
This product embodies advanced concepts in engineering, design, and safety. If this product is properly maintained, it will
provide many years of safe, efficient, and trouble free operation.
ONLY qualified technicians should service this equipment.
OBSERVE ALL SAFETY PRECAUTIONS displayed on the equipment or specified in the installation manual included with
the dryer.
The following “FOR YOUR SAFETY” caution must be posted near the dryer in a prominent location.
“IMPORTANTNOTETOPURCHASER”
Informationmustbeobtainedfromyourlocalgassupplierontheinstructions
tobefollowed iftheusersmells gas. Theseinstructionsmustbepostedina
prominentlocationnearthedryer.
We have tried to make this manual as complete as possible and hope you will find it useful. The manufacturer reserves the
right to make changes from time to time, without notice or obligation, in prices, specifications, colors, and material, and to
change or discontinue models. The illustrations included in this manual may not depict your particular dryer exactly.
Important
For your convenience, log the following information:
DATE OFPURCHASE____________________________________________________ MODELNO. ______________________
DEALER’SNAME __________________________________________________________________________________________
Serial Number(s) ________________________________________________________________________________________
________________________________________________________________________________________
________________________________________________________________________________________
Forreplacement parts,contactthe dealerfromwhich thedryerwas purchasedor contact:
Maytag Co.
403 West Fourth Street North
Newton, Iowa 50208
[phone]
FORYOURSAFETY
Donot storeor usegasoline or
otherflammablevaporsand
liquidsinthevicinityofthisor
anyotherappliance.
POURVOTRESÉCURITÉ
Nepas entreposer niutiliserd’essence
nid’autresvapeursouliquides
inflammablesàproximitédecet
appareilou detoutautre appareil.

IMPORTANT
YOUMUSTDISCONNECTANDLOCKOUTTHEELECTRICSUPPLYANDTHEGAS
SUPPLY BEFORE ANY COVERS OR GUARDS ARE REMOVED FROM THE
MACHINETOALLOWACCESSFORCLEANING,ADJUSTING,INSTALLATION,OR
TESTING OF ANY EQUIPMENT PER OSHA (Occupational Safety and Health
Administration)STANDARDS.
WARNING
CHILDRENSHOULD NOTBEALLOWEDTOPLAYONORNEARTHEDRYER(S).
CHILDRENSHOULDBESUPERVISEDIFNEARDRYERSINOPERATION.
CAUTION
DRYERSSHOULDNEVERBELEFTUNATTENDEDWHILEINOPERATION.
FORYOURSAFETY
DONOTDRYMOPHEADSINTHEDRYER.
DONOTUSEDRYER INTHEPRESENCEOFDRYCLEANINGFUMES.
WARNING
UNDER NO CIRCUMSTANCES should the dryer door switch, lint drawer switch, or
the heat safety circuits ever be disabled.
“Caution: Label all wires prior to
disconnection when servicing
controls. Wiring errors can cause
improper operation.”
«Attention: Au moment de l’entretien des
commandes, étiquetez tous les fils avant de les
débrancher. Deserreurs decâblagepeuvententraîner
unfonctionnementinadéquatet dangereux.»

WARNING
The dryer must never be operated with any of the back guards, outer tops, or service
panelsremoved. PERSONALINJURYORFIRECOULDRESULT.
IMPORTANT
PLEASEOBSERVEALLSAFETYPRECAUTIONSdisplayedontheequipmentand/or
specified in the installation manual included with the dryer.
WARNING
DRYERMUSTNEVERBEOPERATEDWITHOUTTHELINTFILTER/SCREENIN
PLACE,EVENIFANEXTERNALLINTCOLLECTIONSYSTEMISUSED.
Dryer mustnotbe installed or stored in an area where it willbe exposed to water or weather.
The wiring diagram for the dryer is located in the front electrical control box area.
IMPORTANT
Dryer must be installed in a location/environment, which the ambient temperature
remains between 40° F (4.44° C) and 130° F (54.44° C).

SECTIONI
SAFETYPRECAUTIONS .........................................................................................................................................4
SECTIONII
SPECIFICATIONS ...................................................................................................................................................6
A. MDG-120 Specifications ..............................................................................................................................6
B. MD-170 Specifications .................................................................................................................................8
SECTION III
INSTALLATIONPROCEDURES ..........................................................................................................................10
A. Location Requirements ...............................................................................................................................10
B. Unpacking/Setting Up ................................................................................................................................. 11
C. Dryer Enclosure Requirements...................................................................................................................14
D. FreshAir Supply Requirements ..................................................................................................................15
E. Exhaust Requirements.................................................................................................................................16
F. Electrical Information .................................................................................................................................19
G. Gas Information ..........................................................................................................................................22
H. Preparation for Operation ...........................................................................................................................26
I. Preoperational Test......................................................................................................................................27
J. Shutdown Instructions ...............................................................................................................................29
K. Operating Instructions ................................................................................................................................29
L. CompressedAir Requirements (MD-170 Only) .........................................................................................30
M. Steam Information (MD-170 Only)............................................................................................................31
SECTIONIV
SERVICE/PARTSINFORMATION ......................................................................................................................35
A. Service.........................................................................................................................................................35
B. Parts ............................................................................................................................................................35
SECTIONV
WARRANTYINFORMATION...............................................................................................................................36
A. Returning Warranty Cards ..........................................................................................................................36
B. Warranty......................................................................................................................................................36
SECTIONVI
ROUTINEMAINTENANCE ...................................................................................................................................37
A. Cleaning .......................................................................................................................................................37
B. Adjustments ................................................................................................................................................39
C. Lubrication ..................................................................................................................................................39
SECTIONVII
MANUALRESETBURNERHI-LIMITINSTRUCTIONS...................................................................................40
A. Phase 7 ........................................................................................................................................................40
B. Dual Timer ..................................................................................................................................................40
SECTION VIII
DATALABELINFORMATION .............................................................................................................................41
SECTIONIX
REVERSINGTIMERSPIN/DWELLADJUSTMENTS.........................................................................................42
SECTIONX
PROCEDUREFORFUNCTIONALCHECKOFREPLACEMENTCOMPONENTS ........................................43
SECTIONXI
SENSORACTIVATEDFIREEXTINGUISHING(S.A.F.E.)SYSTEM ...............................................................45
Table of Contents

4 Maytag Co. 113395 -6
SECTION I
SAFETY PRECAUTIONS
WARNING: For your safety, the information in this manual must be followed to minimize the risk of
fire or explosion or to prevent property damage, personal injury, or loss of life.
WARNING: The dryer must never be operated with any of the back guards, outer tops, or
service panels removed.PERSONAL INJURY OR FIRE COULD RESULT.
1. DO NOT store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other
appliance.
2. Purchaser/user should consult the local gas supplier for proper instructions to be followed in the event the
user smells gas. The instructions should be posted in a prominent location.
3. WHAT TO DO IF YOU SMELL GAS:
a. DO NOT try to light any appliance.
b. DO NOT touch any electrical switch.
c. DO NOT use any phone in your building.
d. Clear the room, building, or area of ALL occupants.
e. Immediately call your gas supplier from a neighbor’s phone. Follow the gas supplier’s instructions.
f. If you cannot reach your gas supplier, call the fire department.
4. Installation and service must be performed by a qualified installer, service agency, or gas supplier.
5. Dryer(s) must be exhausted to the outdoors.
6. Although Maytag produces a very versatile dryer, there are some articles that, due to fabric composition or
cleaning method, should not be dried in it.
WARNING: Dry only water washed fabrics. DO NOT dry articles spotted or washed in dry
cleaning solvents, a combustible detergent, or “all purpose” cleaner. EXPLOSION
COULD RESULT.
WARNING: DO NOT dry rags or articles coated or contaminated with gasoline, kerosene, oil, paint,
or wax. EXPLOSION COULD RESULT.
WARNING: DO NOT dry mop heads.Contamination by wax or flammable solvents will
create a fire hazard.
WARNING: DO NOT use heat for drying articles that contain plastic, foam, sponge rubber, or
similarly textured rubber materials. Drying in a heated basket (tumbler) may damage
plastics or rubber and may be a fire hazard.

113395-6 Maytag Co. 5
7. A program should be established for the inspection and cleaning of lint in the heating unit area, exhaust
ductwork, and inside the dryer. The frequency of inspection and cleaning can best be determined from
experience at each location.
WARNING: The collection of lint in the burner area and exhaust ductwork can create a potential fire
hazard.
8. For personal safety, the dryer must be electrically grounded in accordance with local codes and/or the
National Electrical Code ANSI/NFPA NO. 70-LATEST EDITION, or in Canada, the Canadian Electrical
Codes Parts 1 & 2 CSA C22.1-1990 or LATEST EDITION.
NOTE: Failure to electrically ground the dryer properly will VOID THE WARRANTY.
9. UNDER NO CIRCUMSTANCES should the dryer door switch, lint drawer switch, or the heat safety
circuits ever be disabled.
WARNING: PERSONAL INJURY OR FIRE COULD RESULT SHOULD THE DRYER
DOOR SWITCH, LINT DRAWER SWITCH, OR THE HEAT SAFETY
CIRCUITS EVER BE DISABLED.
10. This dryer is not to be used in the presence of dry cleaning solvents or fumes.
11. Remove articles from the dryer as soon as the drying cycle has been completed.
WARNING: Articles left in the dryer after the drying and cooling cycles have been completed can
create a fire hazard.
12. DO NOT operate steam dryers with more than 125 psi (8.62 bar) steam pressure. Excessive steam
pressure can damage the steam coil and/or harm personnel.
13. Replace leaking flexible steam hoses or other fixtures immediately. DO NOT operate the dryer with
leaking flexible hoses. PERSONAL INJURY MAY RESULT.
14. READ AND FOLLOW ALL CAUTION AND DIRECTION LABELS ATTACHED TO THE
DRYER.
15. For safety, proper operation, and optimum performance, the dryer must not be operated with a load less
than sixty-six percent (66%) of its rated capacity.
16. If the rear area of the dryer, or the water supply is located in an area where it will be exposed to cold/
freezing temperatures, provisions must be made to protect these water lines from freezing.
WARNING: YOU MUST DISCONNECTAND LOCKOUT THE ELECTRIC SUPPLYAND
THE GAS SUPPLY BEFORE ANY COVERS OR GUARDSARE REMOVED
FROM THE MACHINE TO ALLOWACCESS FOR CLEANING,
ADJUSTING, INSTALLATION, OR TESTING OFANY EQUIPMENT PER
OSHA (Occupational Safety and Health Administration) STANDARDS.
IMPORTANT: Dryer must be installed in a location/environment, which the ambient
temperature remains between 40° F (4.44° C) and 130° F (54.44° C).

6 Maytag Co. 113395 - 6
MAXIMUM CAPACITY (DRY WEIGHT) 120 lb 54.4 kg
BASKET (TUMBLER) DIAMETER 44-5/8” 113.3 cm
BASKET (TUMBLER) DEPTH 42-1/8” 170.0 cm
BASKET (TUMBLER) VOLUME 38.1 cu ft 1078.87 L
BASKET (TUMBLER) MOTOR 3/4 hp 0.560 kW
DOOR OPENING (DIAMETER) 31-3/8” 79.7 cm
EXHAUST CONNECTION (DIAMETER) 14” 35.6 cm
DRYERS PER 20’/40’ CONTAINER 3/7
DRYERS PER 48’/53’ TRUCK 9/10
WATER CONNECTION 3/4-11.5 NH
VOLTAGE AVAILABLE 208-575v 3ø 3, 4w 50/60 Hz
APPROX. NET WEIGHT 1,349 lb 611.9 kg
APPROX. SHIPPING WEIGHT 1,489 lb 675.4 kg
HEAT INPUT 375,000 Btu/hr 94,500 kcal/hr
AIRFLOW 2,150 cfm 60.88 cmm
INLET PIPE CONNECTION 1” F.N.P.T.
SECTION II
SPECIFICATIONS
A. MDG-120 SPECIFICATIONS
Gas
Shaded areas are stated in metric equivalents 4/27/04
NOTE: The manufacturer reserves the right to make changes in specifications at any time without
notice or obligation.

113395-6 Maytag Co. 7
NOTE: The manufacturer reserves the right to make changes in specifications at any time without
notice or obligation.
MDG-120 Specifications

8 Maytag Co. 113395 - 6
MAXIMUM CAPACITY (DRY WEIGHT) 170 lb 77.11 kg
TUMBLER DIAMETER 51-1/2” 130.81 cm
TUMBLER DEPTH 42-1/2” 107.95 cm
TUMBLER VOLUME 51.20 cu ft 1,449.82 L
TUMBLER/DRIVE MOTOR 1 hp 0.75 kW
BLOWER/FAN MOTOR 7-1/2 hp 5.59 kW
DOOR OPENING (DIAMETER) 31-3/8” 79.69 cm
DOOR SILL HEIGHT 33-3 /8” 84.77 cm
WATER CONNECTION 3/4”-11.5 NH
(North America)
3/4” B.S.P.T. (Outside North America)
DRYERS PER 20’/40’ CONTAINER 3 / 7
DRYERS PER 48’/53’ TRUCK 8 / 9
VOLTAGE AVAILABLE 208-575V 3ø 3,4w 50/60 Hz
APPROXIMATE NET WEIGHT 2,103 lb 953.90 kg
APPROXIMATE SHIPPING WEIGHT 2,269 lb 1,029.20 kg
AIRFLOW 60 Hz 3,700 cfm 104.77 cmm
50 Hz 3,083 cfm 87.30 cmm
HEAT INPUT 550,000 Btu/hr 138,598 kcal/hr
EXHAUST CONNECTION (DIAMETER) 18” 45.72 cm
COMPRESSED AIR CONNECTION 1/4” Quick Connection
COMPRESSED AIR VOLUME 4.25 cfh 0.12 cmh
INLET PIPE CONNECTION 1-1/2” F.N.P.T.
1-1/2” B.S.P.T.
(CE and Australia Only)
VOLTAGE AVAILABLE 416-460V 3ø 3,4w 50/60 Hz
APPROXIMATE NET WEIGHT 2,103 lb 953.90 kg
APPROXIMATE SHIPPING WEIGHT 2,269 lb 1,029.20 kg
AIRFLOW 60 Hz 3,700 cfm 104.77 cmm
50 Hz 3,083 cfm 87.30 cmm
EXHAUST CONNECTION (DIAMETER) 18” 45.72 cm
COMPRESSED AIR CONNECTION 1/4” Quick Connection
COMPRESSED AIR VOLUME 4.25 cfh 0.12 cmh
OVEN SIZE
kW Btu/hr kcal/hr
126 429,900 108,300
VOLTAGE AVAILABLE 208-575V 3ø 3,4w 50/60 Hz
APPROXIMATE NET WEIGHT 2,259 lb 1,024.67 kg
APPROXIMATE SHIPPING WEIGHT 2,425 lb 1,099.96 kg
AIRFLOW 60 Hz 4,400 cfm 124.59 cmm
50 Hz 3,666 cfm 103.80 cmm
STEAM CONSUMPTION 725 lb/hr 328.85 kg/hr
OPERATING STEAM PRESSURE 125 psi max 8.62 bar
EXHAUST CONNECTION (DIAMETER) 20” 50.80 cm
COMPRESSED AIR CONNECTION 1/4” Quick Connection
COMPRESSED AIR VOLUME 4.25 cfh 0.12 cmh
BOILER HORSEPOWER (NORMAL LOAD) 19 Bhp
SUPPLY CONNECTION 1-1/2” F.N.P.T.
RETURN CONNECTION 1-1/2 ” F.N.P.T.
B. MD-170 SPECIFICATIONS
Shaded areas are stated in metric equivalents 5/26/06
NOTE: The manufacturer reserves the right to make changes in specifications at any time without
notice or obligation.
Steam Gas
Electric