American Dryer Corp. ADG-50DS Installation Manual

For replacement parts, contact the reseller from which the dryerwas purchased orAmerican Dryer Corporation88 Currant RoadFall River MA 02720-4781Telep

6SECTION IISPECIFICATIONSA. SPECIFICATIONS* 50 lbs (22.7 kg) reversing dryer available with 3-phase (3ø) motors standard with 1/2 HP (0.37 kw) motors

7SpecificationsADG-50ADE-50ADS-50NOTE: ADC reserves the right to make changes in specifications at any time without notice orobligation.

8SECTION IIIINSTALLATION PROCEDURESInstallation should be performed by competent technicians in accordance with local and state codes. In theabsence

91.Leveling DryerThe dryer is equipped with four (4) leveling legs, one (1) at each corner of the base. Two (2) are locatedat the rear of the dryer b

10C. DRYER ENCLOSURE REQUIREMENTSBulkheads and partitions should be made of noncombustible materials and must be located a minimum of12-inches (30.48

11D. FRESH AIR SUPPLY REQUIREMENTSAir supply (make-up air) must be given careful consideration to assure proper performance of each dryer. Anunrestr

12E. EXHAUST REQUIREMENTSExhaust ductwork should be designed and installed by a qualified professional. Improperly sized ductwork willcreate excessi

13SINGLE DRYER VENTINGHORIZONTAL VENTINGWhen horizontal single 8-inch (20.32 cm) venting is used, the ductwork to the outlet cannot exceed 30 feet (9.

14VERTICAL VENTINGFor single vertical venting, a minimum duct size of 10-inches (25.4 cm) must be used (refer to Illus. B below),the ductwork from the

15MULTIPLE DRYER (COMMON) VENTINGIf it is not feasible to provide separate exhaust ducts for each dryer, ducts for individual dryers may be channeledi

Retain This Manual In A Safe Place For Future ReferenceAmerican Dryer Corporation products embody advanced concepts in engineering, design, and safety

16HORIZONTAL VENTINGIllus. CVERTICAL VENTINGIllus. D

17IMPORTANT VENTING REMINDERS1. Ductwork size and installation should be done by a qualified professional.2. The dryer must be exhausted to the outdoo

18F. ELECTRICAL INFORMATION1. Electrical RequirementsIt is your responsibility to have ALL electrical connections made by a properly licensed and com

192) Electric Models ONLYALL electrically heated dryers must be connected to the electric service shown on the dryer’sdata label, which is affixed to

20If local codes permit, power to the dryer can be made by the use of a flexible U.L. listed powercord or pigtail (wire size must conform to rating of

215. 3-Phase (3ø) Wiring Connections/HookupThe only electrical input connections to the dryer are the 3-phase (3ø) power leads (L1, L2, L3, andsometim

22CAUTION: The dryer must be grounded. A ground lug has been provided for this purpose.IMPORTANT: A SEPARATE CIRCUIT SERVICING EACH DRYER MUST BEPROV

23* AWG Stranded Wire Type...size wire as per National Electrical Code or local codes.IMPORTANT: Figures shown are for non-reversing models ONLY. Fo

24IMPORTANT: Figures shown are for reversing models ONLY. For non-reversing models, refer tothe previous page.IMPORTANT: The dryer must be connected

25G. GAS INFORMATIONIt is your responsibility to have ALL plumbing connections made by a qualified professional to assure that the gasplumbing instal

IMPORTANTYOU MUST DISCONNECT AND LOCKOUT THE ELECTRIC SUPPLY AND THE GASSUPPLY OR THE STEAM SUPPLY BEFORE ANY COVERS OR GUARDS AREREMOVED FROM THE MAC

26TYPE OF GASLiquidPropaneConversionKitPart NumberADCMODELNUMBERBTUPer HourRatingkcal/hrRatingNatural Liquid PropaneQty. D.M.S.*PartNumberQty. D.M.S.*

273. Piping ConnectionsALL components/materials must conform to National Fuel Gas Code Specifications ANSI Z223.1-LATESTEDITION, or in Canada, CAN/CGA

28Consistent gas pressure is essential at ALL gas connections. It is recommended that a 3/4-inch (19.05mm) pipe gas loop be installed in the supply l

29H. STEAM INFORMATIONIt is your responsibility to have ALL steam plumbing connections made by a qualified professional to assure thatthe installatio

30a. The pressure of the condensate in the steam supply will cause water hammer and subsequent heatexchanger (steam coil) failure. The steam supply c

314.Steam Damper Air System ConnectionsThe ADS-50 is manufactured with a pneumatic (piston) damper system, which requires an external supplyof compres

325. Steam Damper System OperationThe steam damper, as shown in the illustration below, allows the coil to stay constantly charged eliminatingrepeated

336.Steam Damper Air Piston (Flow Control) Operation AdjustmentDamper operation was tested and adjusted prior to shipping at 80 PSI (5.51 bars). If d

34I. PREPARATION FOR OPERATION/START-UPThe following items should be checked before attempting to operate the dryer:1. Read ALL “CAUTION,” “WARNING,”

35J. PREOPERATIONAL TESTSALL dryers are thoroughly tested and inspected before leaving the factory. However, a preoperational testshould be performe

WARNINGThe dryer must never be operated with any of the back guards, outer tops, or servicepanels removed. PERSONAL INJURY OR FIRE COULD RESULT.IMPOR

365. Make a complete operational check of ALL operating controls.NOTE: If computer program changes are required, refer to the computer programming sec

37NOTES: 1. If the Anti-Wrinkle program is active, the light emitting diode (L.E.D.) display willcontinue to read “donE,” and the microprocessor contr

38b. Select Temperature...The dryer will start, the light emitting diode (L.E.D.) display will read the temperature cycle selected,and the drying time

392) Press the “E” on the keyboard (touch pad).3) The light emitting diode (L.E.D.) display will quickly show “Ld30,” “LC04,” “F180.” The dryer wills

40SECTION IVSERVICE/PARTS INFORMATIONA. SERVICE1. Service must be performed by a qualified trained technician, service agency, or gas supplier. If s

41SECTION VWARRANTY INFORMATIONA. RETURNING WARRANTY CARDS1. Before any dryer leaves the ADC factory test area, a warranty card is placed on the back

422. Each part must be tagged with the following information:a.Model number and serial number of the dryer from which part was removed.b. Nature of fa

43SECTION VIROUTINE MAINTENANCEA. CLEANINGA program and/or schedule should be established for periodic inspection, cleaning, and removal of lint from

44WARNING: When cleaning steam coil fins, be careful not to bend the fins. If fins are bent, straightenby using a fin comb, which is available from l

45SECTION VIITROUBLESHOOTINGIMPORTANT: YOU MUST DISCONNECT AND LOCKOUT THE ELECTRIC SUPPLYAND THE GAS SUPPLY OR THE STEAM SUPPLY BEFORE ANYCOVERS OR G

Table of ContentsSECTION IIMPORTANT INFORMATION ... 3A. Receiving and Hand

463. Failed drive motor.4. Failed microprocessor controller (computer).C. Drive motor (reversing) operates in one (1) direction only...stops and resta

47G. Both drive motor and blower motor are not operating (DO NOT start)...microprocessor controller(computer) motor indicator dots are on...1. Fault i

482. Failed microprocessor controller (computer).L. Microprocessor controller (computer) will only accept certain keyboard (touch pad) entries...1. Fa

49a. Sail switch is out of adjustment or has failed.b. Sail switch damper is not closing or is fluttering...1) Lint screen is dirty.2) Restriction in

506. Steam damper stuck closed.Q. Dryer operates but is taking too long to dry...1. Exhaust ductwork run too long or is undersized...back pressure can

512. Basket (tumbler) is out of proper alignment...a. Check both vertical and lateral alignment.b. Check gap between front panel and basket (tumbler)

522. Open at location...service main fuse or circuit breaker.3. Failed push to start relay.4. Failed door switch and/or circuit.5. Failed heat timer.6

532. Failed burner hi-limit circuit.3. Failed lint compartment automatic (225º F [107º C]) safety thermostat circuit.4. Failed heat selector switch.EL

544. Housekeeping...a. Lint screen and lint compartment are not being cleaned on a regular basis.b. Lint accumulation in location exhaust system.5. In

55SECTION VIIIDATA LABEL INFORMATIONA. DATA LABELContact American Dryer CorporationWhen contacting American Dryer Corporation certain information is

SECTION VIROUTINE MAINTENANCE ... 43A. Cleaning ...

56THE DATA LABEL1. MODEL NUMBERThe model number is an ADC number, which describes the size of the dryer and thetype of heat (gas, electric, or steam).

57SECTION IXREVERSING TIMER SPIN/DWELL ADJUSTMENTSDual timer models with “reversing option” have an electric reversing timer in the electric service b

58SECTION XPROCEDURE FOR FUNCTIONAL CHECKOF REPLACEMENT COMPONENTS1. Microprocessor Controller (Computer) Boarda. Upon completing installation of the

59e. Open main door. The dryer must stop and ALL output indicator lights on the back side of themicroprocessor controller (computer) board must go ou

603.For Direct Spark Ignition (DSI) System Models Manufactured With ADC Module Part No. 880815a. Upon completing installation of thereplacement DSI mo

61SECTION XIBURNER AND BASKET (TUMBLER)/LINT CHAMBERMANUAL RESET HI-LIMIT INSTRUCTIONSIMPORTANTMANUAL RESET HI-LIMIT INSTRUCTIONSFOR MECHANICAL METER,

62IMPORTANTMANUAL RESET HI-LIMIT INSTRUCTIONSFOR MECHANICAL METER, FOR DUAL TIMER OR PHASE 5 WITHOUT HEAT FAULT(ELECTRIC OR STEAM MODELS ONLY)This dry

ADC 113066 1-12/22/98-500 2*03/11/99-750 3-08/13/99-1,0004-08/09/00-25 5* 08/15/00-500 6*10/24/00-1,0007*06/13/01-500

3SECTION IIMPORTANT INFORMATIONA. RECEIVING AND HANDLINGThe dryer is shipped in a protective stretch wrap cover with protective cardboard corners and

4B. SAFETY PRECAUTIONSWARNING: For your safety, the information in this manual must be followed to minimize the risk offire or explosion or to preven

57. A program should be established for the inspection and cleaning of lint in the burner area, exhaust ductwork,and area around the back of the dryer