ADC AD-464 service manual

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2.Tumbler (Basket) Drive System Replacement a. Tumbler (Basket) Drive Wheel Replacement

1)Discontinue electrical service to the dryer.

2)Disconnect air supply to the dryer.

3)Remove front panels or rear panels that are secured to the front or rear tumbler section of the dryer by removing the access bolts.

4)Remove the eight (8) 3/8-16 x 1" hex head bolts, along with the 3/8" flat washers and 3/8" lock washers securing the panel to the tumbler (basket) section frame and swing the hinged panel out.

5)Disconnect the two (2) 1/4-inch poly-flo tubes connected to the load door piston.

6)Disconnect the following electrical connections;

The front door position switch disconnect plug is located in the left hand side of the front doors. Disconnect this plug and feed the cable through the hole located on the right side of the front panel.

Intake temperature probe disconnect plug is located in the burner/heater section of the dryer just above the 25 HP motor. Disconnect this plug and route through the hole located on the right side of the front panel.

The rear panel controls disconnect plug is located behind the rear panel controls. Disconnect this plug and feed through the hole towards the left hand drum motor section.

The rear door position switch disconnect plug is located on the left hand side of the rear doors. Disconnect this plug and feed the cable through the hole located on the right hand side of the tumbler (basket) section.

7)Swing the panel up far enough to gain access to the drive wheels.

8)Place a block of wood under the tumbler (basket) to prevent the tumbler from dropping on to the frame.

9)Loosen the four (4) 5/8-11 x 5" bolts from the 2-inch pillow block bearing.

10)Loosen the two (2) 1/2-13 x 3-1/2" full thread adjustment bolts so that the drive wheel lines up with the large hole in the frame.

11)Remove the bolts from the wheel taper lock bushing.

12)Insert the bolts into the threaded holes.

13)Tighten the bolts evenly for wheel removal.

14)Mark the inside of the tumbler (basket) drive shaft before removing the wheel taper lock bushing.

15)Loosen the set screws from the taper lock bushing.

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Contents American Dryer Corporation Retain This Manual In a Safe Place For Future Reference Important Note to PurchaserFor Your Safety Page Table of Contents Section Pendant Assembly Section Sprinkler SystemSection AIR JET System Safety Precautions Explosion could ResultStandards National Electric Code ANSI/NFPA no -LATEST EditionRoutine Maintenance CleaningLiquids Monthly Lubrication Adjustments Days After Installation and Every 6 Months ThereafterSpecifications GAS Models ADG-464Steam Models ADS-464 Electrical Service Specifications ADG-464 GASInstallation Requirements Enclosure / AIR Supply / Exhaust RequirementsOperational Service Check Procedure Electrical Requirements and GAS RequirementsComponent DESCRIPTION/REPLACEMENT Tumbler Support and Drive SystemPage Main AIR BLOWER/HEAT Reclaimer System +Z=X Filter element can be cleaned with soap and water Compressed AIR SystemPage Page Page Safety Devices Safety Devices Locations/Functions/Messages Blower Squirrel Cage Fan Motor Assembly Pulley Removal Page Freely Important do not Overtighten V-BELTSImportant do not Overtighten V-BELTS Blower Squirrel Cage Fan Electrical Components Page Tumbler Basket System Page Page Important do not Overtighten Turnbuckle Important do not Overtighten Turnbuckle Result in Damage to the Dryer and will Void the Warranty Important do not Overtighten Bolts Page Rotational Sensor Assembly Current Limiting Device is RequiredPage TOP of Tumbler Basket Temperature Door Assembly Tumbler Basket Electrical Components Page PLC Programmable Logic Controller System PLC Programmable Logic Controller DescriptionPage Page 111 PLC Programmable Logic Controller Component Replacement Page Page RTD Page Switch #1 Recycling Mode Page Page Page Combustion Air Damper Page Page Page Burner Air Switch Page Page Page Page Page Page Heat Reclaimer Settings Page Page Important Allow a full 72 hours for the silicone to cure Page Page Page Page Lint DRAWER/LINT Chamber Switches Base SectionPage Page Resistive Temperature Device RTD RTD Resistive Temperature Device Locations Sprinkler System Sprinkler System DescriptionPage MAN3190 Page AIR JET System AIR JET SystemStack Valve Assembly Pneumatic ValveImportant Take Notice ... small components Page MAN4223 Internal Pilot and External Pilot Air Supply Pendant Assembly Pendant Assembly DescriptionADC450186 05/27/99-25 01/14/00-15