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Service Procedures
for the
Model SL31-31 Dryer
Hot Surface Ignitor Gas
American Dryer Corporation
88 Currant Road
Fall River MA 02720-4781 USA
Telephone: (508) 678-9000 / Fax: (508) 678-9447
e-mail: techsupport@amdry.com
www.amdry.com
Part No. 450376
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Retain This Manual in a Safe 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 i
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IMPORTANT Table of Contents You must disconnect and lockout the electric supply and the gas supply or the steam supply Part Locations and Removal ................4 before any covers or guards are removed from Lower Front Panel Removal ......................................... 4 the machine to allow access for cleaning, adjusting, installation, or testing of any equipment Upper Front Panel Removal ......................................... 4 per OSHA (Occupational Safety and Health Top Cover Remov
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Part Locations and Removal LOWER FRONT PANEL REMOVAL: MIDDLE PANEL REMOVAL: Remove the lint drawer. Remove the four screws Remove the four/two screws along bottom of panel. located just below the loading door. Tilt the top of Next, remove four/two screws along top of panel. the panel out and lift the panel up and away from the dryer. UPPER FRONT PANEL REMOVAL: Remove the four screws located just above the top loading door. Tilt the bottom of the panel out and lift the panel up and away from t
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LINT BOX/BLOWER ASSEMBLY REMOVAL: GAS VALVE/IGNITION SYSTEM REMOVAL: Be sure to shut off the gas main and then proceed Unplug the motor harness. to remove electrical connections and screws indicated. Remove lower front panel. Disconnect Remove two screws just above the lint drawer and union and screws noted with arrows. pull the lint box down from the front and out slightly. Unplug the exhaust temperature probe. The gas valve and burner orifice can now be carefully pulled toward the front of t
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OVEN CHAMBER REMOVAL: OVEN HOUSING COMPONENTS: The oven chamber can be removed after the gas valve/ignition system has been removed. OVEN CHAMBER Remove the two screws indicated by the arrows. Pull the oven housing part way out through the front and disconnect all wire connections. The oven HEAT SENSOR housing can now be removed. Replace assembly by leading the housing cone into the hole in the rear wall. Replace screws and wire connections. BURNER HIGH-LIMIT TUMBLER SUPPORT WHEEL ASSEMBLY REP
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All wheel assemblies are mounted on slots to allow Adjust the tumbler position by loosening the three for alignment of the tumbler. After one or more wheel bolts and forcing the wheel assembly toward the assemblies are replaced, the tumbler must be center of the dryer to raise the tumbler and to move realigned. it away from the side. A large screwdriver can provide the necessary leverage. Adjustment of the front of the tumbler is made by equalizing the gap on the top, bottom, left and right
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BELT REPLACEMENT: Shut off electrical power to the dryer. Lockout and tag out supply voltages. Follow the steps to remove front middle panel. Next you will remove either the front bottom or front upper panel, depending on pocket you are working on. Remove the belt from the motor sheave. Next, remove the two screws fastening the lint coupe to the front panel. Remove the front panel screws, while holding up the basket. Tilt the top of the front panel forward. Take FIG. 1 note of position o
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Electrical Component Locations ELECTRICAL PANEL: SAIL SWITCH AND AXIAL PROBE ASSEMBLY: The electrical panel is located behind the front middle Located behind back guard. Access doors are panel. provided. Back guard does not have to be removed. AXIAL PROBE ROTATIONAL SENSOR SAIL SWITCH COMPUTER COVER DOOR SWITCH EXHAUST PROBE, EXHAUST HI-LIMIT, AND LINT DRAWER SWITCH: Temperature probe and exhaust hi-limit are accessible without the lint box being removed. The lint drawer switch can be removed
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Part No. 450376 1 - 05/12/06 - 0
