American Dryer Corp. ML-55 Phase 7 User manual

ML-55 Parts Manual
Phase 6
1997 thru 2000
AmericanDryerCorporation
88Currant Road
FallRiver,MA02720-4781
Telephone: [phone] / Fax: [phone]
E-mail:[e-mail]
ADCPart No. 450172
012398WM/tf-m

Retain This Manual In ASafe Place For Future Reference
American Dryer Corporation products embody 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.
ML-55
“IMPORTANTNOTETOPURCHASER”
Informationmustbeobtainedfrom your localgassupplierontheinstructions
tobefollowedif the user smellsgas. Theseinstructionsmustbe posted ina
prominentlocationnearthedryer.
FORYOUR SAFETY
Donot store or use gasolineor
otherflammablevaporsor
liquidsinthevicinityofthisor
anyotherappliance.
POURVOTRESÉCURITÉ
Nepasentreposer ni utiliser d’essence
nid’autresvapeursouliquides
inflammablesdanslevoisinagedecet
appareiloude yout autre appareil.
We have tried to make this manual as complete as possible and hope you will find it useful. ADC 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.
Important
For your convenience, log the following information:
DATE OFPURCHASE ____________________________ MODELNO. __________________________________________
RESELLER’SNAME _______________________________________________________________________________________
Serial Number(s) ________________________________________________________________________________________
________________________________________________________________________________________
________________________________________________________________________________________
Replacement parts can be obtained from your reseller or the ADCfactory. When ordering replacement parts from the factory,
you can FAX your order to ADC at [phone] or telephone your order directly to the ADC Parts Department at
[phone]. Please specify thedryermodelnumber andserialnumberinaddition to thedescriptionandpart number,so
that your order is processed accurately and promptly.

Table of Contents
Control DoorAssembly.............................................................................................................3
Phase 6 OPL Microprocessor Control PanelAssembly ............................................................4
Phase 6 OPLMicroprocessor Control BoxAssembly...............................................................5
DualTimer Control PanelAssembly..........................................................................................6
DualTimer ControlBoxAssembly ............................................................................................7
Front Panel/Main DoorAssemblies with Mechanical Fasteners
for models mfd. as of January 16, 1998 .......................................................................8, 9
Front Panel/Main DoorAssemblies
for models mfd. between October 24, 1997 and January 16, 1998........................10, 11
Front Panel/Main DoorAssemblies
for models mfd. prior to October 24, 1997...................................................................12
MainDoorSwitchAssembly
for models mfd. as of October 24, 1997.........................................................................13
MainDoorSwitchAssembly
for models mfd. prior to October 24, 1997...................................................................14
Drop Lint DoorAssembly .......................................................................................................15
LintTrapAssembly ..................................................................................................................16
Basket(Tumbler)/SupportAssemblies .....................................................................................17
Sensor BracketAssemblies ...............................................................................................18, 19
TumblerBearingAssembly ................................................................................................20, 21
IdlerBearingAssembly .....................................................................................................22, 23
Non-ReversingTotallyEnclosed,Fan-Cooled (T.E.F.C.)Motor MountAssembly ............24, 25

ReversingTotally Enclosed, Fan-Cooled (T.E.F.C.) Motor MountAssembly ....................26, 27
HotSurface Ignition (HSI) BurnerAssembly ....................................................................28, 29
Sail Switch/Hi-LimitAssemblies ......................................................................................30, 31
AirOperatedSteamDamperAssembly..............................................................................32, 33
Single Phase (1ø) Rear Electric Relay PanelAssembly.....................................................34, 35
3-Phase (3ø) Motor, Non-Reversing Electric Relay PanelAssembly................................36, 37
3-Phase (3ø) Motor, Reversing Electric Relay PanelAssembly ........................................38, 39
DualTimer Non-Reversing Electrical PanelAssembly......................................................40, 41
DualTimer Reversing Electrical PanelAssembly..............................................................42, 43
OuterTop/Back GuardAssemblies ..........................................................................................44
Hot Surface Ignition (HSI) BurnerAssembly Specifications ...................................................45
StepDownTransformer Usage Listing
for Microprocessor (computer) Models ONLY ...........................................................46
AdditionalPartsAvailable........................................................................................................47

3
Telephone: [phone] Fax: [phone]
Control Door Assembly
Illus. No. Part No. Qty.Description
1 112366 1 Logo ONLY
2 881869 1 White Control DoorAssembly
(includes illus. nos. 2, 3, and 8)
For models mfd. as of October 24, 1997)
881694 1 Blue Control DoorAssembly
(includes illus. nos. 2, 3, and 8)
For models mfd. as of October 24, 1997)
881744 1 Control DoorAssembly
(includes illus. nos. 2, 3, and 8)
For models mfd. prior to October 24, 1997)
3 117600 4 Noise Suppression Tape (sold by the foot)
4 150309 4 #10-16 x 1/2” Hex Head TEK Crimptite Screw
5 102600 1 Control Door Rod Support Catch
6 102601 1 Control Door Rod Retainer Clip
7 102502 1 Control Door Support Rod
8 160005 2 Spring Turn Latch (2-piece)

4
American Dryer Corporation 88 Currant Road / Fall River, MA 02720-4781
Illus. No. Part No. Qty.Description
1 112537 1 Phase 6 OPL Keypad
112276 1 OPL Stick-on Labels
(English Only) ... Not Illustrated
112275 1 OPL Stick-on Labels
(Spanish, Italian, and Hebrew) ... Not Illustrated
112277 1 3 Language OPL Stick-on Labels
(English, Spanish, and Hebrew) ... Not Illustrated
112278 1 5 Language OPL Stick-on Labels
(Italian, Dutch, French, German, and Chinese) ... Not Illustrated
2 881745 1 Phase 6 Microprocessor (computer) Panel ONLY
881747 1 Phase 6 OPL Non-Reversing Computer Panel Assembly Complete
(includes illus. nos. 1 through 5 and 7 through 9)
881746 1 Phase 6 OPL Reversing Computer Panel Assembly Complete
(includes illus. nos. 1 through 5 and 7 through 9)
3 137123 1 Phase 6 OPL Non-Reversing Microprocessor Controller ONLY
137122 1 Phase 6 OPL Reversing Microprocessor Controller ONLY
4 150005 3 #6-32 x 3/4” Phillips Round Head Machine Screw
5 153010 3 #6 Star Washer
6 150309 1 #10-16 x 1/2” Hex Head TEK Crimptite Screw
7 136048 1 1/8-Amp (Slo Blo) Fuse
8 136017 1 3.15-Amp (Fast Acting) Fuse
9 136019 1 1-Amp (Fast Acting) Fuse
Phase 6 OPLMicroprocessor Control Panel Assembly

5
Telephone: [phone] Fax: [phone]
Phase 6 OPL Microprocessor Control Box Assembly
Illus. No. Part No. Qty.Description
1 881790 1 Burner Control Wiring
2 881851 1 Basket (Tumbler) Hi-Limit Temperature Sensor Harness
3 881850 1 Sail Switch Hi-Limit Harness
4 881852 1 Power Control Harness
(for Non-Reversing Gas Models Only)
881853 1 Power Control Harness
(for Reversing Gas Models Only)
5 881785 1 Door Switch Harness
6 824993 1 Rotational Sensor Harness
(Front Wiring Box to RearWiring Box)
824994 1 Rotational Sensor Harness
(Rear Wiring Box to Sensor)
7 122648 1 4-Pin Connector
8 122706 4 Socket Terminal ONLY
9 122646 1 2-Pin Connector
10 122706 2 Socket Terminal ONLY
11 122706 9 Socket Terminal ONLY
12 122640 1 9-Pin Connector
13 122706 6 Socket Terminal ONLY
14 122644 1 6-PinTerminal
--- 122801 1 Pin/Socket Extraction Tool

6
American Dryer Corporation 88 Currant Road / Fall River, MA 02720-4781
Dual Timer Control Panel Assembly
Illus. No. Part No. Qty.Description
1 123005 1 Red Indicator Light - 24 VAC
2 122400 1 Rocker Heat Selector Switch
3 824015 1 Dual Timer Control Panel Assembly Complete - 24 VAC
(includes illus. nos. 1 through 21)
800051 1 Dual Timer Control Panel ONLY
4 131917 1 Push-to-Start Relay - 24 VAC
5 150207 2 #10-24 x 1/2” Phillips Round Head Machine Screw
6 154001 2 #10-24 Speed Nut
7 152000 2 #6-32 Hex Nut
8 153010 2 #6 Star Washer
9 120730 1 30-Position Terminal Block
10 150002 2 #6-32 x 1” Phillips Round Head Machine Screw
11 150110 4 #8-32 x 1/4” Phillips Round Head Machine Screw
12 150001 2 #6-32 x 1/2” Phillips Round Head Machine Screw
13 131931 1 Dual Timer Relay - 24 VAC
14 151000 2 #6-32 Pal Nut
15 112050 1 Dual Timer Label ONLY
16 150309 1 #10-16 x 1/2” Hex Head TEK Crimptite Screw
17 124103 2 Arrow Timer Knob
18 124025 1 60-Minute Timer - 24 VAC
19 124030 1 15-Minute Timer - 24 VAC
20 122602 1 9-Pin Connector ONLY
21 122700 8 Pin Terminal ONLY
--- 122801 1 Pin/Socket Extraction Tool

7
Telephone: [phone] Fax: [phone]
Dual Timer Control Box Assembly
Illus. No. Part No. Qty.Description
1 122601 1 9-Pin Socket Connector
2 122701 8 Socket Terminal ONLY
122801 1 Pin/Socket Extraction Tool
3 315010 1 9-Pin Connector Bracket
4 150300 2 #10 x 1/2” Hex Washer TEK Screw
5 150002 2 #6-32 x 1” Phillips Round Head Machine Screw
6 120715 1 30-Position Terminal Block
7 151000 2 #6-32 Pal Nut
8 150309 2 #10-16 x 1/2” Hex Head TEK Crimptite Screw
9 131932 1 Heat Relay - 24 VAC

8
American Dryer Corporation 88 Currant Road / Fall River, MA 02720-4781
Front Panel/Main Door Assemblies with Mechanical Fasteners
formodels mfd. as ofJanuary 16, 1998