American Dryer Corp. ML-75 Phase 7 User manual

ML-75 Parts Manual
Dual Timer/Phase 7 OPL
with FSS Options
Through June 2002
AmericanDryerCorporation
88Currant Road
FallRiver,MA02720-4781
Telephone: [phone] / Fax: [phone]
E-mail:[e-mail]
www.amdry.com
ADCPartNo.450565

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.
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. Whenordering replacementparts fromthe factory,
you can FAX your order to ADC at [phone] or telephone your order directly to the ADC Parts Department at (508)
678-9000. Pleasespecify thedryermodel numberand serial numberinadditionto thedescriptionand part number,so that
your order is processed accurately and promptly.
The illustrations on the following pages may not depict your particular dryer exactly. The illustrations are a composite of the
various dryer models. Be sure to check the descriptions of the parts thoroughly before ordering.
“IMPORTANTNOTETOPURCHASER”
Informationmustbeobtainedfromyourlocalgassupplierontheinstructions
tobefollowedifthe user smells gas. Theseinstructionsmustbeposted in a
prominentlocationnearthedryer.
ML-75 Phase 7
FORYOURSAFETY
Donot store or use gasolineor
otherflammablevaporsand
liquidsinthevicinityofthisor
anyotherappliance.
POURVOTRESÉCURITÉ
Nepasentreposer ni utiliser d’essence
nid’autresvapeursouliquides
inflammablesàproximitédecet
appareiloude tout autreappareil.

Phase 7 OPL Microprocessor Control Door Assembly ................................................ 3
Dual Timer Control DoorAssembly .............................................................................. 4
Phase 7 OPL Microprocessor Control Door Assembly ................................................ 5
Dual Timer “Tap Touch” Controls ................................................................................ 6
Phase 7 OPL Microprocessor Control Box Assembly.................................................. 7
Dual Timer Control BoxAssembly................................................................................ 8
Front Panel/Main DoorAssemblies ............................................................................... 9
Main Door Switch........................................................................................................ 10
Drop Lint Door Assembly ........................................................................................... 11
Lint TrapAssembly
For Gas and Electric Models Only .......................................................................... 12
Lint TrapAssembly
For Steam Models Only ......................................................................................... 13
Basket (Tumbler)/SupportAssemblies .................................................................. 14, 15
Sensor Bracket Assemblies.................................................................................... 16, 17
Idler BearingAssembly .......................................................................................... 18, 19
Basket (Tumbler) BearingAssembly...................................................................... 20, 21
Non-Reversing Motor MountAssembly................................................................ 22, 23
Reversing Motor MountAssembly........................................................................ 24, 25
Direct Spark Ignition (DSI) BurnerAssembly ....................................................... 26, 27
Electric OvenAssembly......................................................................................... 28, 29
Air Operated Steam DamperAssembly ................................................................. 30, 31
Table of Contents

Fire Suppression System (FSS) Temperature Probe Assembly .................................. 32
Fire Suppression System (FSS) Solenoid Assembly .................................................. 33
Single Phase (1ø) MPRear Electric Relay PanelAssembly................................... 34, 35
208-240V 3-Phase (3ø) MPRear Electric Relay PanelAssembly ............................... 36
480V MPRear Electric Relay PanelAssembly............................................................ 37
208-240V MPReversing Rear Electric Relay PanelAssembly.............................. 38, 39
460-480V MPReversing Rear Electric Relay PanelAssembly.............................. 40, 41
Single Phase (1ø) D.T. Rear Electric Relay PanelAssembly ....................................... 42
460-480V D.T. Rear Electric Relay PanelAssembly ................................................... 43
208-240V D.T. Reversing Rear Electric Relay PanelAssembly .................................. 44
Sail SwitchAssembly................................................................................................... 45
Back Guard Assemblies
For Gas and Electric Models Only ......................................................................... 46
Back Guard Assembly
For Steam Models Only ......................................................................................... 47
Electric Oven ComponentApplication Chart ........................................................ 48, 49
AdditionalPartsAvailable ............................................................................................ 50

3
Telephone: [phone] Fax: [phone]
Phase 7 OPL Microprocessor Control Door Assembly
Illus. No. Part No. Qty.Description
1 824254 1 Phase 7 Control Door without Hinge
2 117604 2 Noise Suppression Tape (sold by the foot)
3 150314 4 #10-32 x 1/2” TORX Screw
150318 1 Torx + Bit 1/4” (for removal of TORX head screw)
4 154011 4 #10-32 Multi-Thread U-Nut
5 112366 1 MilnorLogo

4
American Dryer Corporation 88 Currant Road / Fall River, MA 02720-4781
Dual Timer Control Door Assembly
Illus. No. Part No. Qty.Description
1 -------* 1 Logo ONLY
2 883733 1 White Control DoorAssembly
(includes illus. nos. 2, 3, and 8)
3 117604 4 Noise Suppression Tape (sold by the foot)
4 150309 4 #10-16 x 1/2” Hex Head TEK Crimptite Screw
5 102603 1 Control Door Rod Support Catch
6 102601 1 Control Door Rod Retainer Clip
7 102502 1 Control Door Support Rod
8 882541 2 Spring Turn Latch (2-piece)
* Contact reseller for logo.

5
Telephone: [phone] Fax: [phone]
Phase 7 OPL Microprocessor Control Panel Assembly
Illus. No. Part No. Qty.Description
1 112571 1 Phase 7 OPL Keyboard
2 850984 1 Phase 7 OPL Microprocessor Controller (computer) Panel ONLY
883749 1 Phase 7 OPL Reversing Microprocessor Controller (computer)
Control PanelAssembly Complete with Fire Suppression System (FSS)
(includes illus. nos. 1 through 7)
3 883744 1 Phase 7 OPL Microprocessor Controller (computer) ONLY with Fire
Suppression System (FSS)
4 150005 2 #6-32 x 3/4” Phillips Round Head Machine Screw
5 153010 2 #6 Star Washer
6 136016 1 5-Amp Fuse
7 136097 1 500 mA Fuse

6
American Dryer Corporation 88 Currant Road / Fall River, MA 02720-4781
Dual Timer “Tap Touch” Controls
Illus. No. Part No. Qty.Description
1 124030 1 15 Minute Timer - 24 VAC
2 124025 1 60 Minute Timer - 24 VAC
3 824175 1 Red Pilot Light - 24 VAC
4 122301 1 “Tap Touch” Switch
5 131932 3 Relay SPST 24v
6 120730 1 30-Position Terminal Block
7 151000 6 #6-32 Pal Nut
8 882903 1 Dual Timer Panel Complete
(includes illus. nos. 1 through 15)
850392 1 Dual Timer Panel ONLY
9 153010 2 #6 Star Washer
10 152000 3 #6-32 Hex Nut
11 150207 2 #10-24 x 1/2” Phillips Pan Head Machine Screw
12 150110 4 #8-32 x 1/4” Phillips Round Head Machine Screw
13 112563 1 Dual Timer Panel Overlay
14 124104 1 Pure Touch Knob with Red Pointer
15 124105 1 Pure Touch Knob with Blue Pointer

7
Telephone: [phone] Fax: [phone]
Illus. No. Part No. Qty.Description
1 122681 1 10-Pin Connector
2 122676 1 8-Pin Connector
3 122646 1 2-Pin Connector
4 122683 1 6-Pin Connector
5 122640 1 9-Pin Connector
6 122706 * #20-16 U.M.N.L. Socket
7 122669 * Female Crimp Terminal
* As needed.
Phase 7 OPL Microprocessor Control Box Assembly

8
American Dryer Corporation 88 Currant Road / Fall River, MA 02720-4781
Dual Timer Control Box Assembly
Illus. No. Part No. Qty.Description
1 122601 1 9-Pin Connector
2 122701 8 Socket Terminal ONLY
122801 1 Pin/Socket Extraction Tool
3 315010 1 9-Pin Connector Bracket
4 150300 2 #10-16 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 150300 2 #10-16 x 1/2” Hex Washer TEK Screw
9 131932 1 Heat Relay - 24 VAC (hot surface ignition [HSI] models Only)
10 132198 1 Reversing Timer (for reversing models Only)
11 150301 2 #8-18 x 7/16” Phillips Pan Head TEK Screw (for reversing models Only)

9
Telephone: [phone] Fax: [phone]
Front Panel/Main Door Assemblies
Illus. No. Part No. Qty.Description
1 881871* 1 White Front PanelAssembly
(includes illus. nos. 1, 11, and 12)
2 102214 1 30” Door Glass
170730 1 Door Glass Adhesive (10.3 oz. cartridge)...Not Illustrated
3 882411 1 Main Door Extruded Gasket (104”)
170730 1 Door Gasket Adhesive (10.3 oz. cartridge)
4 881689* 1 White Main DoorAssembly Complete
(includes illus. nos. 2 through 10)
881684* 1 White Main Door Ring
5 152014* 6 1/4-20 Hex Flange Nut
6 881740* 6 1/4-20 x 5/8” White Carriage Bolt
7 881688* 1 White Cold Rolled Steel (CRS) Main Door Handle
8 881685* 1 White Main Door Hinge
9 150120 1 Main Door Latch Screw
10 151009 1 #10-32 Stainless Steel Acorn Nut
11 170330 1 Friction Door Catch
12 154215 2 5/32” Pop Rivet
13 150445 4 1/4-20 x 3/4” Cap Screw
14 881440* 1 White Top Hinge Block
(includes illus. nos. 13 and 14)
15 881441* 1 White Bottom Hinge Block
(includes illus. nos. 13, 15, and 16)
16 153031 1 Nylon Washer
* Specify color if other than white.

10
American Dryer Corporation 88 Currant Road / Fall River, MA 02720-4781
Main Door Switch
Illus. No. Part No. Qty.Description
1 150006 2 #6-32 x 7/8” Phillips Pan Head Machine Screw
2 152013 2 #6-32 Hex Nut
3 153010 2 #6 Star Washer
4 137005 1 Single-Pole Door Switch
5 150445 4 1/4-20 x 3/4” Cap Screw
6 881687* 1 White Main Door Switch Housing ONLY
881702* 1 White Main Door Switch with HousingAssembly
(includes illus. nos. 1 through 4 and 6)
7 150301 2 #8-18 x 7/16” Phillips Pan Head TEK Screw
8 881441* 1 White Bottom Hinge Block
(includes illus. nos. 5, 8, and 10)
9 881440* 1 White Top Hinge Block
(includes illus. nos. 5 and 9)
10 153031 1 Nylon Washer
* Specify color if other than white.

11
Telephone: [phone] Fax: [phone]
Illus. No. Part No. Qty.Description
1 800150 1 Knob Latch Kit Assembly
(includes illus. nos. 1 through 3)
2 160009 1 Knob Latch Adjustable Cam ONLY
3 150425 1 #12-24 x 3/8” Round Head Machine Screw ONLY
(screw for knob latch adjustable cam)
4 157000 1 Drop Lint Door Spring
5 881692* 1 Insulated Drop Lint DoorAssembly
(includes illus. nos. 5 and 6)
6 117604 7 Noise Suppressor Tape (sold by the foot)
7 150419 2 #6 x 1/2” Tamperproof TEK Screw
150418 1 Tamperproof Screw Hand Driver
8 108120 1 Chain for Drop Lint Door (10-1/2” length)
* Specify color when ordering.
Drop Lint Door Assembly

12
American Dryer Corporation 88 Currant Road / Fall River, MA 02720-4781
Illus. No. Part No. Qty.Description
1 800420 1 Non-Reversing Lint TrapAssembly Complete
(includes illus. nos. 1 and 3 through 5)
800421 1 Non-Reversing Lint Trap ONLY
800422 1 Reversing Lint Trap Assembly Complete
(includes illus. nos. 1 and 3 through 5)
800423 1 Reversing Lint Trap ONLY
2 154200 7 5/32” Pop Rivet
3 304101 1 Lint Screen Holder ONLY
4 150300 2 #10-16 x 1/2” Hex Washer TEK Screw
5 800506 1 Lint Screen ONLY
6 150419 2 #6 x 1/2” Tamperproof TEK Screw
150418 1 Tamperproof Screw Hand Driver...Not Illustrated
7 108120 1 Chain for Drop Lint Door (10-1/2” length)
8 150425 2 #12-24 x 3/8” Phillips Round Head Screw
9 122116 1 Lint Drawer Switch ONLY
10 323724 1 Lint Drawer Switch Bracket
11 121400 1 UniversalBushing
Lint Trap Assembly
ForGas andElectricModels ONLY

13
Telephone: [phone] Fax: [phone]
Lint Trap Assembly
ForSteam Models ONLY
Illus. No. Part No. Qty.Description
1 800440 1 Non-Reversing Lint TrapAssembly Complete
(includes illus. nos. 1 and 3 through 5)
800433 1 Non-Reversing Lint Trap ONLY
800441 1 Reversing Lint TrapAssembly Complete
(includes illus. nos. 1 and 3 through 5)
800434 1 Reversing Lint Trap ONLY
2 154200 7 5/32” Pop Rivet
3 304101 1 Lint Screen Holder ONLY
4 150300 2 #10-16 x 1/2” Hex Washer TEK Screw
5 800506 1 Lint Screen ONLY
6 150419 2 #6 x 1/2” Tamperproof TEK Screw
150418 1 Tamperproof Screw Hand Driver...Not Illustrated
7 108120 1 Chain for Drop Lint Door (10-1/2” length)
8 150425 2 #12-24 x 3/8” Phillips Round Head Screw
9 122116 1 Lint Drawer Switch ONLY
10 323724 1 Lint Drawer Switch Bracket
11 121400 1 Universal Bushing

14
American Dryer Corporation 88 Currant Road / Fall River, MA 02720-4781
Basket (Tumbler)/Support Assemblies

15
Telephone: [phone] Fax: [phone]
Illus. No. Part No. Qty.Description
1 881780 1 Basket (tumbler) ONLY
859305 1 1-3/4” Basket (tumbler)/SupportAssembly Complete
(includes illus. nos. 1 through 6 and 8 through 11)
2 150313 40 #10-16 x 1/2” TORX Head Crimptite Screw
150318 1 TORX + Bit 1/4” Hex
(for removal of TORX head screw)
3 390074 4 Basket (tumbler) Rib
4 115986 1 Felt Basket (tumbler) Pad
(for models mfd. as of January 22, 2002)
5 150518 1 5/16-18 x 3/4” Socket Button Head Screw
(for models mfd. prior to January 22, 2002)
6 800613 1 Basket (tumbler) Support (Non-Reversing)
800615 1 Basket (tumbler) Support (Reversing)
7 116000 1 FeltCollar
401010 1 #847 Adhesive for Felt Collar (5 oz. tube)
8 153004 8 3/8” Flat Washer
9 100905 4 3/8-16 x 37” Tie Rod
10 152027 4 3/8-16 Hex Lock Nut
11 153005 4 3/8” Lock Washer
Basket (Tumbler)/Support Assemblies

16
American Dryer Corporation 88 Currant Road / Fall River, MA 02720-4781
Sensor Bracket Assemblies

17
Telephone: [phone] Fax: [phone]
Sensor Bracket Assemblies
Illus. No. Part No. Qty.Description
1 880251 1 1/4” Temperature Sensor Probe Assembly
(includes illus. nos. 1 and 5 through 8)
2 130103 1 225º LargeAutomatic Thermostat
3 153010 2 #6 Star Washer
4 152000 2 #6-32 Hex Nut
5 121028 2 Insulated Terminal ONLY
6 122701 4 Socket Terminal ONLY
7 122605 1 4-Pin Socket Connector ONLY
8 154007 2 1/4” Tinnerman Push On Fastener
9 150005 2 #6-32 x 1/4” Round Head Machine Screw
10 817046 1 Microprocessor Sensor Bracket Assembly Complete
(includes illus. nos. 1 through 10)
322214 1 Microprocessor Sensor Bracket ONLY
11 122604 1 4-Pin Connector ONLY
12 122700 4 Pin Terminal ONLY
13 150301 2 #8-18 x 7/16” Phillips Pan Head TEK Screw
14 150005 5 #6-32 x 1/4” Phillips Round Head Machine Screw
15 130111 1 130º Large Thermostat
16 130100 1 150º Large Thermostat
17 130103 1 225º Large Automatic Reset Thermostat
18 130101 1 180º Large Thermostat
19 153010 5 #6 Star Washer
20 152000 5 #6-32 Hex Nut
21 840065 1 Sensor Jumper (4) ONLY
22 121028 8 Insulated Terminal ONLY
23 122701 4 Socket Terminal ONLY
24 122605 1 4-Pin Socket Connector ONLY
840062 1 Sensor (4) Bracket Harness Assembly
(includes illus. nos. 22 through 24)
25 801418 1 Noncomputer Sensor (4) Bracket Assembly Complete
(includes illus. nos. 14 through 25)
305007 1 Universal Sensor Bracket ONLY
26 122604 1 4-Pin Connector ONLY
27 122700 4 Pin Terminal ONLY
122801 1 Pin/Socket Extraction Tool
28 150301 2 #8-18 x 7/16” Phillips Pan Head TEK Screw

18 American Dryer Corporation 88 Currant Road / Fall River, MA 02720-4781
Idler Bearing Assembly