American Dryer Corp. ML-170 User Manuals

Table of Contents

• IMPORTANT INFORMATION

  3
• A. Safety Precautions

  3
• ROUTINE MAINTENANCE

  5
• A. Cleaning

  5
• B. Adjustments

  6
• C. Lubrication

  6
• INSTALLATION REQUIREMENTS

  7
• A. Enclosure, Air Supply, and Exhaust Requirements

  7
• B. Electrical and Gas Requirements

  7
• C. Operational Service Check Procedure

  8
• DESCRIPTION OF PARTS

  10
• Control Panel (Microprocessor)

  10
• Control Panel (Non-Microprocessor)

  10
• Control Box

  10
• HSI (Hot Surface Ignition) Module (Gas Models Only)

  11
• Gas Burner Assembly

  11
• Drive Motor

  11
• Blower Motor and Impellor (Gas and Steam)

  12
• Idler Assembly

  12
• Tumbler (Basket) Bearing and Pulley Arrangement

  12
• Tumbler (Basket)

  13
• Main Door Switch

  13
• Sail Switch (Gas Models Only)

  13
• Hi-Limit (Gas Models Only)

  14
• Automatic Reset Thermostat

  14
• Lint Drawer

  14
• Lint Drawer Switch

  15
• Steam Damper System

  15
• Compressed Air Requirements

  15
• Temperature Sensor Bracket (Non-Computer)

  15
• SERVICING

  16
• Introduction

  16
• A. Computer Controls

  16
• B. Ignition Controls

  18
• C. Thermostats

  21
• D. Sail Switch Assembly (Gas Models Only)

  22
• E. Front Panel and Main Door Assemblies

  23
• F. Pulleys

  25
• G. Tumbler (Basket) Assembly

  27
• H. Bearings

  29
• I. V-Belts

  31
• J. Motors

  32
• K. Impellor

  33
• L. Lint Drawer Assembly

  33
• TROUBLESHOOTING

  35
• ELECTRICAL TROUBLESHOOTING

  41
• PHASE 6 OPL SYSTEM DIAGNOSTICS

  42
• A. Diagnostic (L.E.D. [light emitting diode] Display) Failure Codes

  42
• B. L.E.D. (light emitting diode) Display Indicators

  44
• Indicators

  45
• L.E.D. DISPLAY/CODES

  49
• L.E.D. Display Operating Status

  49
• Phase 6 OPL Microprocessor L.E.D. Displays

  50
• L.E.D. Codes

  51
• Computer Logic and Wiring Diagram

  53
• TECHNICAL INFORMATION

  58
• Motor Plate (High and Low Voltage)

  58
• Data Label

  59
• Use a Manometer

  60
• ML-170 Tool List

  61