American Dryer Corp. AD-24 Phase 7 Installation Manual Download Page 21

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2. Electrical Service Specifications

IMPORTANT:

Figures shown are for non-reversing models only. For reversing models contact
the factory.

a. Gas Models Only

* 3-Wire is available.

6/3/08

* 3-Wire is available.

6/3/08

b. Electric Models Only

ALL

electrically heated dryers

must

connected to the electric service shown on the dryer’s data label.

The connecting wires

must be

properly sized to handle the rated current.

Gas

ELECTRICAL SERVICE SPECIFICATIONS (PER DRYER)

IMPORTANT

NOTES

: A.

B.

C.

208 VAC AND 230/240 VAC

ARE NOT THE SAME. When ordering,

specify exact voltage.

When fuses are used they

must be

dual element, time delay, current

limiting, class RK1 or RK5

ONLY

. Calculate/determine correct fuse

value, by applying either local and/or National Electrical Codes to

listed appliance amp draw data.
Circuit breakers are thermal-magnetic (industrial) motor curve type

ONLY

. For others, calculate/verify correct breaker size according to

appliance amp draw rating and type of breaker used.
Circuit breakers for 3-phase (3ø) dryers

must be

3-pole type.

SERVICE

VOLTAGE

PHASE

WIRE

SERVICE

APPROX.

AMP DRAW

CIRCUIT

BREAKER

60 Hz

50 Hz

120

1ø

8.7

—

208

1ø

5.2

—

240

1ø

4.8

5.8

208

3ø

3.0

—

240

3ø

3.2

3.6

380-400

3ø

—

2.2

416

3ø

—

2.3

460/480

3ø

2.1

—

Electric

ELECTRICAL SERVICE SPECIFICATIONS (PER DRYER)

IMPORTANT

NOTES

: A.

B.

C.

208 VAC AND 230/240 VAC

ARE NOT THE SAME. When ordering,

specify exact voltage.

When fuses are used they

must be

dual element, time delay, current

limiting, class RK1 or RK5

ONLY

. Calculate/determine correct fuse

value, by applying either local and/or National Electrical Codes to

listed appliance amp draw data.
Circuit breakers are thermal-magnetic (industrial) type

ONLY

. For others,

calculate/verify correct breaker size according to appliance amp draw
rating and type of breaker used.
Circuit breakers for 3-phase (3ø) dryers

must be

3-pole type.

SERVICE

VOLTAGE

PHASE

WIRE

SERVICE

APPROX.

AMP DRAW

CIRCUIT

BREAKER

60 Hz

50 Hz

18 kW

208

1ø

—

125

240

1ø

—

110

240

1ø

—

100

208

3ø

—

240

3ø

—

20 kW

208

1ø

101

—

150

240

1ø

—

110

24 kW

208

3ø

—

240

3ø

—

416

3ø

—

460

3ø

—

480

3ø

—

Summary of Contents for AD-24 Phase 7

Page 1: ...plier call the fire department Installation and service must be performed by a qualified installer service agency or the gas supplier AVERTISSEMENT Assurez vous de bien suivre les instructions données dans cette notice pour réduire au minimum le risque d incendie ou d explosion ou pour éviter tout dommage matériel toute blessure ou la mort Ne pas entreposer ni utiliser d essence ni d autres vapeur...

Page 2: ...____________________________________________ SERIAL NUMBER S ___________________________________________________________________________________ ____________________________________________________________________________________________________ ____________________________________________________________________________________________________ Replacement parts can be obtained from your reseller ...

Page 3: ...D BESUPERVISEDIFNEARDRYERSINOPERATION CAUTION DRYERSSHOULDNEVERBELEFTUNATTENDEDWHILEINOPERATION FORYOUR SAFETY DONOTDRYMOPHEADSINTHEDRYER DONOTUSEDRYERINTHEPRESENCEOFDRYCLEANINGFUMES Caution Label all wires prior to disconnection when servicing controls Wiring errors can cause improper operation Attention Au moment de l entretien des commandes étiquetez tous les fils avant de les débrancher Des er...

Page 4: ...ncluded with the dryer WARNING DRYER MUST NEVER BE OPERATEDWITHOUTTHE LINTFILTER SCREEN IN PLACE EVENIFANEXTERNALLINTCOLLECTIONSYSTEMISUSED Dryer must not be installed or stored in an area where it will be exposed to water or weather The wiring diagram for the dryer is located in the front electrical control box area IMPORTANT Dryer must be installed in a location environment which the ambient tem...

Page 5: ... D FreshAirSupplyRequirements 9 E ExhaustRequirements 10 F ElectricalInformation 16 G GasInformation 21 H Preparation for Operation Start Up 24 I PreoperationalTests 24 J PreoperationalInstructions 26 K ShutdownInstructions 28 SECTION IV SERVICE PARTS INFORMATION 29 A Service 29 B Parts 29 SECTION V WARRANTYINFORMATION 30 A ReturningWarrantyCards 30 B Warranty 30 C ReturningWarrantyParts 30 ...

Page 6: ...CE 32 A Cleaning 32 B Adjustments 33 C Lubrication 33 SECTION VII DATA LABEL INFORMATION 34 SECTION VIII PROCEDURE FOR FUNCTIONAL CHECK OF REPLACEMENT COMPONENTS 36 SECTION IX SENSOR ACTIVATED FIRE EXTINGUISHING S A F E SYSTEM 39 ...

Page 7: ...cal switch 3 DO NOT use any phone in your building 4 Clear the room building or area of ALL occupants 5 Immediately call your gas supplier from a neighbor s phone Follow the gas supplier s instructions 6 If you cannot reach your gas supplier call the fire department D Installation and service must be performed by a qualified installer service agency or gas supplier E Dryer s must be exhausted to t...

Page 8: ...led WARNING PERSONALINJURYOR FIRE COULD RESULT should the dryer door switch lint door switch or heat safety circuit ever be disabled J This dryer is not to be used in the presence of dry cleaning solvents or fumes K Remove articles from the dryer as soon as the drying cycle has been completed WARNING Articlesleftinthedryerafterthedryingandcoolingcycleshavebeencompletedcan create a fire hazard CAUT...

Page 9: ... A INLET PIPE CONNECTION 1 2 M N P T VOLTAGE AVAILABLE 208 480V 1 3ø 2 3 4w 50 60 Hz APPROXIMATE NET WEIGHT 426 lb 193 23 kg APPROXIMATE SHIPPING WEIGHT 461 lb 209 11 kg AIRFLOW 60 Hz 400 cfm 11 33 cmm 50 Hz 333 cfm 9 44 cmm EXHAUST CONNECTION DIAMETER 6 15 24 cm COMPRESSED AIR CONNECTION N A COMPRESSED AIR VOLUME N A OVEN SIZE kW Btu hr kcal hr 18 61 400 15 500 20 68 200 17 200 24 81 900 20 600 V...

Page 10: ...6 American Dryer Corp 113222 5 Specifications NOTE ADCreserves the right to make changes in specifications at any time without notice or obligation ...

Page 11: ...he dryer into its final position slightly lower ALL four 4 leveling legs so that the dryer will slide on the legs instead of the base frame The dryer is equipped with four 4 leveling legs one 1 at each corner of the dryer base Two 2 are located at the rear of the dryer base and two 2 are located in the lint chamber To increase bearing life and improve efficiency the dryer should be tilted slightly...

Page 12: ...ins between 40º F 4 44º C and 130º F 54 44º C C DRYERENCLOSUREREQUIREMENTS Bulkheads and partitions should be made of noncombustible materials and must be located a minimum of 12 inches 30 48 cm 18 inches 45 72 cm or more is recommended for ease of installation maintenance and service above the dryer outer top except along the front of the dryer which may be closed in if desired The clearance betw...

Page 13: ...mon make up air openings are acceptable However they must be set up in such a manner that the make up air is distributed equally to the dryers The dryer must be installed with provisions for adequate combustion and make up air supply EXAMPLE For a bank of eight 8 dryers two 2 unrestricted openings measuring 2 feet by 2 feet 0 61 meters by 0 61 meters are acceptable IMPORTANT Make up air openings s...

Page 14: ...DO NOT use screens louvers or caps on the outside opening of the exhaust ductwork The ducting should be smooth inside with no projections from sheet metal screws or other obstructions which will collect lint Additionally inspection doors should be installed at strategic points in the exhaust ductwork for periodic inspection and cleaning Inadequate exhaust facilities may cause high temperature limi...

Page 15: ...the number of elbows or duct run added IMPORTANT For extended ductwork runs the cross section area of the ductwork can only be increased to an extent When the ductwork approaches the maximum limits noted in this manual a professional heating ventilating and air conditioning HVAC firm should be consulted for proper venting information When single 6 inch 15 24 cm venting is used for a horizontal run...

Page 16: ...to the number of elbows or duct run added IMPORTANT For extended ductwork runs the cross section area of the ductwork can only be increased to an extent When the ductwork approaches the maximum limits noted in this manual a professional heating ventilating and air conditioning HVAC firm should be consulted for proper venting information When single 8 inch 20 32 cm venting is used for a horizontal ...

Page 17: ...r to the illustration below the ductwork from the dryer to the outside outlet cannot exceed 35 feet 10 67 meters in total length This calculation of 35 feet 10 67 meters compensates or allows for the use of a maximum of three 3 elbows including the 180º turned downward outside outlet ...

Page 18: ...14 American Dryer Corp 113222 5 ...

Page 19: ...be taped to prevent moisture and lint from escaping into the building 8 Inspection or clean out doors should be installed throughout strategic points in the ductwork for periodic inspection and cleaning 9 Whenever the ductwork passes through combustible materials the opening must be 2 inches 5 08 cm larger than the duct all the way around The duct must be centered within this opening 10 The outsid...

Page 20: ...t The dryer must be connected with copper wire only DO NOT use aluminum wire which could cause a fire hazard The copper conductor wire cable must be of proper ampacity and insulation in accordance with electric codes for making ALL service connections NOTE The use of aluminum wire will VOID THE WARRANTY IMPORTANT A separate protected circuit must be provided to each dryer NOTE An individual ground...

Page 21: ...ker used Circuit breakers for 3 phase 3ø dryers must be 3 pole type SERVICE VOLTAGE PHASE WIRE SERVICE APPROX AMP DRAW CIRCUIT BREAKER 60 Hz 50 Hz 120 1ø 2 8 7 15 208 1ø 2 5 2 15 240 1ø 2 4 8 5 8 15 208 3ø 3 3 0 15 240 3ø 3 3 2 3 6 15 380 400 3ø 4 2 2 15 416 3ø 4 2 3 15 460 480 3ø 3 2 1 15 Electric ELECTRICAL SERVICE SPECIFICATIONS PER DRYER IMPORTANT NOTES A B C 208 VAC AND 230 240 VAC ARE NOT TH...

Page 22: ...re are any nonmetallic interruptions such as a meter pump plastic rubber or other insulating connectors they must be jumped out with no 4 copper wire and securely clamped to bare metal at both ends IMPORTANT For personal safety and proper operation the dryer must be grounded Provisions are made for ground connection in each dryer at the electrical service connection area 4 Electrical Connections A...

Page 23: ...9 A ground lug is provided in the rear electrical box to connect your service ground FOR 110VAPPLICATIONS FOR 208 240VAPPLICATIONS Single Phase Electrical Lead Connections Black Positive White or Red Neutral or L2 Green Ground ...

Page 24: ...o handle the dryer s current draw This information is printed on the dryer s data label The electrical input connections are made at the electric oven contactor located inside the assembly at the rear center upper section of the dryer The ground connection is made to a copper lug also provided in this area To gain access remove oven rear service cover IMPORTANT A strain relief must be used where t...

Page 25: ...use irreparable damage to the gas valve VOIDINGTHEWARRANTY WARNING FIRE OR EXPLOSION COULD RESULTdue to failure of isolating or disconnectinggassupplyasnoted 1 Gas Supply The gas dryer installation must meet the American National Standard National Fuel Gas Code ANSI Z223 1 LATESTEDITION or in Canada the Canadian Installation Codes CAN CGA B149 1 M91 Natural Gas or CAN CGA B149 2 M91 L P Gas or LAT...

Page 26: ... pressure must be regulated upstream of the dryer The pressure measured at each gas valve pressure tap must be a consistent 10 5 inches 26 1 mb water column There is no regulator or regulation provided in an L P dryer The water column pressure must be regulated at the source L P tank or an external regulator must be added to each dryer Shaded area is stated in metric equivalent Drill Measurement S...

Page 27: ...th a 1 2 N P T inlet pipe connection located at the right side of the base of the dryer The minimum pipe size supply line to the dryer is 1 2 pipe For ease in servicing the gas supply line of each dryer must have its own shutoff valve IMPORTANT The gas supply line to each dryer must be a minimum of 1 2 inch 12 7 mm DO NOT REDUCE THIS PIPE SIZE REQUIREMENT The size of the main gas supply line heade...

Page 28: ...covers have been replaced 8 Check the lint door to ensure that it is closed and secured in place IMPORTANT Ifduringinstallationthelintdoorsafetychainwasdisconnected itmustbe reconnectedorpersonalinjurymayresult 9 Rotate the basket tumbler by hand to be sure it moves freely I PREOPERATIONAL TESTS ALL dryers are thoroughly tested and inspected before leaving the factory However a preoperational test...

Page 29: ...s d Sail Switch NOTE The sail switch can be checked for proper operation by opening the lint door while the heating circuit gasburner electricoven isactive on Theheatingunitshouldshutoffwithinafew seconds If not make necessary adjustments to the sail switch 5 Make a complete operational check of ALL operating controls NOTE If computer program changes are required refer to the computer programming ...

Page 30: ...il the vended time has expired NOTE To stop dryer open main door or press the PAUSE key Continuation of the cycle will resume only after the door has been closed and any of the three 3 temperature selection is pressed e Upon completion of the drying and cooling cycles the tone buzzer will sound and the dryer will go into theAnti Wrinkle Mode for 99 minutes or until the main door has been opened IM...

Page 31: ...cle that was in progress will be cancelled and returned to the READY state NOTE Press and hold the DOWNARROW to view the basket tumbler RPM 5 When the programmed drying time has expired the Phase 7 non coin microprocessor controller computer will proceed into the Cool Down Cycle 6 Once the Cool Down Cycle begins at the end of the heat cycle the L E D display will read COOL DOWN TEMP ___ ___ MINUTE...

Page 32: ...f valve located in the gas valve burner area REVERSINGTIMERSPIN DWELLADJUSTMENTS Timer models have an electronic reversing timer in the electrical service box which is located in the upper left rear area of the dryer Both the Dwell stop Time and the basket tumbler Spin Time are adjustable by mode selection switches located on the electronic timer as noted in the illustration below TIMING LEGEND SP...

Page 33: ...odel numberandserialnumbersothatyourinquiryishandledinanexpeditiousmanner B PARTS Replacement parts should be purchased from the reseller from whom the ADC equipment was purchased If the reseller cannot be contacted or is unknown contact the ADC Parts Department for a reseller in your area Parts may also be purchased directly from the factory by calling the ADC Parts Department at 508 678 9000 or ...

Page 34: ...eller from whom you purchased the equipment and request a dryer warranty form If the reseller cannot be contacted or is unknown warranty information can be obtained from the factory by contacting the ADC Warranty Department at 508 678 9000 NOTE Whenever contacting theADC factory for warranty information be sure to have the dryer s model number and serial numberavailable so that your inquiry can be...

Page 35: ...ot damaged in transit Damage claims are the responsibility of the shipper IMPORTANT No replacements credits or refunds will be issued for merchandise damaged in transit 5 ALL returns should be shipped to the ADC factory in such a manner that they are insured and a proof of delivery can be obtained by the sender 6 Shipping charges are not the responsibility of ADC ALL returns should be prepaid to t...

Page 36: ...NE AND OTHER FLAMMABLE VAPORSAND LIQUIDS NOTE Suggested time intervals shown are for average usage which is considered six 6 to eight 8 operational running hoursperday IMPORTANT Dryer produces combustible lint and must be exhausted to the outdoors Every 6 months inspect the exhaust ducting and remove any lint buildup SUGGESTED CLEANING SCHEDULE EVERY THIRD OR FOURTH LOAD Clean the lint screen ever...

Page 37: ...net s avoid using harsh abrasives Aproduct intended for the cleaningofappliancesisrecommended B ADJUSTMENTS 7 DAYS AFTER INSTALLATION AND EVERY 6 MONTHS THEREAFTER Inspect bolts nuts screws setscrews grounding connections and nonpermanent gas connections unions shutoff valves and orifices Motor and drive belts should be examined Cracked or seriously frayed belts should be replaced Tighten loose V ...

Page 38: ...mation is required to ensure proper service parts information from ADC This information is on the data label affixed to the left side panel area behind the top control access door When contacting ADC please have the model number and serial number available SECTIONVII DATA LABEL INFORMATION ...

Page 39: ... which describes ALL possible options on your particular model 4 TYPE OFHEAT This describes the type of heat for your particular dryer gas either natural gas or liquid propane L P gas electric or steam 5 HEAT INPUT FOR GAS DRYERS This describes the heat input in British thermal units per hour Btu hr 6 ORIFICE SIZE FOR GAS DRYERS Gives the number drill size used 7 ELECTRIC SERVICE This describes th...

Page 40: ...e 7 Coin Models 1 Upon completing installation of the replacement microprocessor controller computer board reestablish power to the dryer 2 Start the drying cycle by pressing any temperature selection keys HI PP or LO 3 Verify that the applicable indicator lights on the microprocessor controller computer board are lit Refer to the illustration below ...

Page 41: ...eplacement microprocessor controller computer board reestablish power to the dryer 2 Start the drying cycle by pressing any of the preset cycles in letters A F 3 Verify that the applicable indicator lights on the microprocessor controller computer board are lit Refer to the illustration below ...

Page 42: ...dicates normal operation No L E D indicator indicates a power or an internal failure has occurred 3 For Models with DSI Module Type II Theory of Operation Start the drying cycle When the gas burner ignites within the chosen trial for ignition time 8 seconds the flame sensor detects gas burner flame and signals the DSI module to keep the gas valve open as long as there is a call for heat The DSI mo...

Page 43: ...n if a fire condition remains or reignites While the water jet s are activated the basket tumbler will jog to move the water throughout the load The microprocessor will display that the system was activated and will continue to display until the dryer is attended to 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 fro...

Page 44: ...ts The S A F E system must be supplied with a minimum water pipe size of 1 2 and be provided with 40 psi 20 psi 2 75 bar 1 37 bar of pressure For use of optional manual bypass a second source with the same piping and pressure requirements is required Flexible 1 2 feeds must be provided to avoid damage to electric water solenoid valve by vibration IMPORTANT Flexiblesupplyline couplingmustbeused Sol...

Page 45: ...ble supply line couplingmustbe used in an effort to avoid damaging the electric water solenoid valve NOTE The 3 4 11 5 NH is a standard hose coupling screw thread It is not to be confused with 3 4 N P T The sealing of an NH connection is made with a washer opposed to the mating threads of an N P T assembly The two 2 thread designs are not compatible IMPORTANT Flexiblesupplyline couplingmustbeused ...

Page 46: ...area of the dryer or the water supply is located in an area where it will be exposed to cold freezing temperatures provisions must be made to protect these water lines from freezing WARNING If the water in the supply line or water solenoid valve freezes the S A F E system will be INOPERATIVE The manual ball cock shutoff valve must be located outside of the dryer at a distance from the dryer where ...

Page 47: ...amber Any time water is being injected into the basket tumbler the basket tumbler drive will turn the load for 1 second every 15 seconds This process will continue for a minimum of 2 minutes After the 2 minutes have elapsed the control will check if the temperature remained above trip point if so the water will remain on The control will continue to check if the temperature is above trip point eve...

Page 48: ...will prompt the user with the following message IF WATER DID NOT TURN ON CALL FOR SERVICE THANK YOU NOTE The control will not let the user continue until the valve test has been completed COIN While the control is in the program mode press and hold the PAUSE key for 3 seconds to get into the valve test mode Valve test mode The control will display PRESSAND HOLD MEDIUM TO OPEN WATER VALVE When the ...

Page 49: ...onitor the condition for a period of 5 minutes before entering S A F E SYSTEM DISABLED mode Once the condition is corrected the control will continue to monitor the condition for 1 minute before exiting S A F E SYSTEM DISABLED mode WATER NOT CONNECTED This indicates that there is no water pressure at the water valve This will occur if water is not connected to the dryer or if there is low water pr...

Page 50: ...ADC Part No 113222 5 06 03 08 100 ...

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