Gebruiksaanwijzing /service van het product AD-75HS van de fabrikant American Dryer Corp.
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AD-75HS Installation Manual 081398GS/abe ADC Part No. 113039 For replacement parts, contact the distributor from which the dryer was purchased or American Dryer Corporation 88 Currant Road Fall River MA 02720-4781 T elephone: (508) 678-9000 / Fax: (508) 678-9447 E-mail: techsupport@amdry .
Retain This Manual In A Safe Place For Future Reference American Dryer Corporation products embody 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.
IMPOR T ANT YOU MUST DISCONNECT and LOCKOUT THE ELECTRIC SUPPL Y and THE GAS SUPPL Y or THE STEAM SUPPL Y BEFORE ANY COVERS or GUARDS ARE REMOVED FROM THE MACHINE TO ALLOW ACCESS FOR CLEANING , ADJUSTING , INST ALLA TION, or TESTING OF ANY EQUIPMENT per OSHA (Occupational Safety and Health Administration) S T ANDARDS.
DO NOT STORE OR USE GASOLINE OR OTHER FLAMMABLE V APOR AND LIQUIDS IN THE VICINITY OF THIS OR ANY OTHER APPLIANCE . FOR YOUR SAFETY DO NOT DR Y MOP HEADS IN THE DR YER.
Table of Contents SECTION I IMPOR T ANT INFORMA TION ............................................................................... 3 A. Receiving and Handling ..........................................................................................
SECTION V I ROUTINE MAINTENANCE ................................................................................. 4 3 A. Cleaning ................................................................................................................... .....
3 SECTION I IMPORTANT INFORMATION A. RECEIVING and HANDLING The dryer is shipped in a protective stretch wrap cover with protective cardboard corners and top cover (or optional box) as a means of preventing damage in transit. Upon delivery, the dryer and/or packaging, and wooden skid should be visually inspected for shipping damage.
4 B. SAFETY PRECAUTIONS WARNING : For your safety, the information in this manual must be followed to minimize the risk of fire or explosion or to prevent property damage, personal injury, or loss of life. WARNING: The dryer must never be operated with any of the back guards, outer tops, or service panels removed.
5 7. A program should be established for the inspection and cleaning of lint in the heating unit area, exhaust duct work, and inside the dryer. The frequency of inspection and cleaning can best be determined from experience at each location.
6 SECTION II SPECIFICATIONS/COMPONENT IDENTIFICATION A. SPECIFICATIONS Gas Electric Steam * For non-reversing models. ** A minimum of 3/4" pipe must be supplied to the gas inlet for each dryer. IMPORTANT : Steam dryers must be provided with clean, dry, regulated 80 PSI (+/- 10 psi) air supply.
7 Specifications ADG-75HS ADE-75 ADS-75 NOTE : ADC reserves the right to make changes in specifications at any time, without notice or obligation..
8 B. COMPONENT IDENTIFICATION 1. Dryer Front View Illus. No. Description 1 Controls 2 Control (top access) Door Assembly 3 Main Door Assembly 4 Lint Compartment Area (lint screen located behind door) .
9 2. Dryer Rear View NOTE : 1/8-inch Compressed Air Supply Inlet (for Steam Models Only) is located behind the Electric Service Relay Box. Illus. No. Description 1 Heating Unit 2 1/8" Compressed .
10 SECTION III INSTALLATION PROCEDURES Installation should be performed by competent technicians in accordance with local and state codes. In the absence of these codes, the installation must conform to applicable American National Standards: National Fuel Gas Code ANSI.
11 B. UNP ACKING/SETTING UP Remove protective shipping material (i.e., plastic wrap, and/or optional shipping box) from dryer . IMPOR T ANT : Dryer must be transported and handled in an upright position at all times. The dryer can be moved to its final location while still attached to the skid or with the skid removed.
12 C. DRYER ENCLOSURE REQUIREMENTS Bulkheads and partitions should be made of noncombustible materials and must be located a minimum of 12-inches (18-inches 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 partially closed in if desired.
13 D. FRESH AIR SUPPLY When the dryer is operating, it draws in room air, heats it, passes this air through the basket (tumbler), and exhausts it out of the building. Therefore, the room air must be continually replenished from the outdoors. If the make-up air is inadequate, drying time and drying efficiency will be adversely affected.
14 E. EXHAUST REQUIREMENTS 1. General Exhaust Duct Work Information Exhaust duct work should be designed and installed by a qualified professional. Improperly sized duct work will create excessive bac.
15 NOTE : Where the exhaust duct work passes through a wall, ceiling, or roof made of combustible materials, the opening must be 2-inches larger (all the way around) than the duct.
16 IMPORTANT : For extended duct work runs, the cross section area of the duct work can only be increased to an extent. When the duct work approaches the maximum limits noted in this manual, a professional heating venting air conditioning (HVAC) firm should be consulted for proper venting information.
17.
18 F. ELECTRICAL INFORMATION 1. Electrical Requirements It is your responsibility to have ALL electrical connections made by a properly licensed and competent electrician to assure that the electrical installation is adequate and conforms with local and state regulations or codes.
19 2. Electrical Service Specifications a. Gas and Steam Models ONLY IMPORTANT : Figures shown are for Non-Reversing Models ONLY. For reversing models contact the factory. IMPORTANT : The dryer must be connected to the electric supply shown on the data label that is affixed to the back side of the upper/top control door.
20 APPROX. AMP DRAW IMPORTANT : Figures shown are for Non-Reversing Models ONLY. For reversing models contact the factory. IMPORTANT : The dryer must be connected to the electric supply shown on the data label that is affixed to the back side of the upper/top control door.
21 3. Grounding A ground (earth) connection must be provided and installed in accordance with state and local codes. In the absence of these codes, grounding must conform to applicable requirements of the National Electric Code ANSI/NF P A NO. 70- LA TEST EDITIO N.
22 Actual electrical wire connections are made to the L1 and L2 terminals of the motor contactor located in the rear service box mentioned above. The ground connection is also made to the copper lug also provided in this box. If local codes permit, power to the dryer can be made by the use of a flexible U.
23 The only electrical input connections to the dryer are the 3-phase (3ø) power leads (L1, L2, L3, and sometimes neutral) and ground. Single-phase (1ø) power for the control circuit is done internally to the dryer. No single-phase (1ø) input connection is required on a 3-phase (3ø) dryer.
24 3) 3-Phase (3ø) W iring Connections/Hookup (for Reversing Models Only) The electrical connections on ALL 3-phase (3ø) gas dryers and steam dryers are made into the rear service box located at the upper left area of the dryer.
25 b. Electrically Heated Models ONL Y The only electrical input connections to the dryer are the 3-phase (3ø) power leads (L1, L2, L3, and sometimes neutral) and ground. Single-phase (1ø) power for the control circuit and for any single- phase (1ø) motors (if present) is done internally to the dryer by the factory at the oven contactor .
26 G . GAS INFORMA TION It is your responsibility to have ALL plumbing connections made by a qualified professional to assure that the gas plumbing installation is adequate and conforms with local and state regulations or codes.
27 2. T echnical Gas Data a . Gas Specifications b. Gas Connections: Inlet connection ------------ 3/4-inch N.P .T . Inlet supply size ------------ 3/4-inch N.P .T . (minimum) Btu/hr input (per dryer) --- 200,000 1) Natural Gas Regulation is controlled by the dryer's gas valve's internal regulator .
28 3. Piping/Connections ALL components/materials must conform to National Gas Code specifications. It is important that gas pressure regulators meet applicable pressure requirements and that gas meters be rated for the total amount of ALL the appliance BTU's being supplied.
29 Consistent gas pressure is essential at ALL gas connections. It is recommended that a 3/4-inch pipe gas loop be installed in the supply line serving a bank of dryers. An in-line pressure regulator must be installed in the gas supply line (header) if the (natural) gas pressure exceeds 12.
30 3. Installation Instructions T o insure an adequate supply of steam is provided, be sure that the steam lines and steam return lines are sized and laid out as stipulated in this manual. Inadequate steam lines and steam return lines or improper steam plumbing will result in poor performance and can cause component failure.
31 c . Flexible hoses or couplings must be used. The dryer vibrates slightly when it runs and this will cause the steam coil connections to crack if they are hard piped to the supply and return mains. d. Shut-off valves for each dryer should be installed in the supply line, return line, and drip trap return line.
32 3. Steam Damper Air System Connections The ADS-75 is manufactured with a pneumatic (piston) damper system which requires an external supply of compressed air . The air connection is made to the steam damper solenoid valve which is located at the rear inner top area of the dryer just in front of the electric service relay box.
33 4. Steam Damper System Operation The ADS-75 steam damper shown in Diagram 1 in the illustration below , allows the coil to stay constantly charged eliminating repeated expansion and contraction. When the damper is opened, the air immediately passes through the already hot coil, providing instant heat to start the drying process.
34 5. Steam Damper Air Piston (Flow Control) Operation Adjustment Although the steam damper operation was tested and adjusted prior to shipping at 80 PSI, steam damper operation must be checked before the dryer is put into operation. Refer to the previous page ( page 33) for instructions to check steam damper operation.
35 I. PREP ARA TION FOR OPERA TION/ST AR T -UP The following items should be checked before attempting to operate the dryer: 1. Read ALL " CAUTION ," " W ARNING ," and " DIRECTION " labels attached to the dryer .
36 J. PREOPERA TIONAL TESTS ALL dryers are thoroughly tested and inspected before leaving the factory . However , a preoperational test should be performed before the dryer is publicly used. It is possible that adjustments have changed in transit or due to marginal location (installation) conditions.
37 Electrically Heated Dryers Check to insure that electric oven/contactor assembly is activating. 3. Make a complete operational check of ALL safety related circuits: a .
38 7. Reversing Models ONL Y Basket (tumbler) dryer should never be operated with less than a 30 lb. load (dry weight). The size of the load will affect the coast-down and dwell (stop) times. The basket (tumbler) must come to a complete stop before starting in opposite direction.
39 L. SHUT DOWN INSTRUCTIONS If the dryer is to be shut down (taken out of service) for a period of time, the following must be performed: 1. Discontinue power to the dryer either at the external disconnect switch or the circuit breaker . 2. Discontinue the heat supply: a.
40 SECTION IV SER VICE/P AR TS INFORMA TION A. SER VICE 1. Service must be performed by a qualified trained technician, service agency , or gas supplier .
41 SECTION V W ARRANTY INFORMA TION A. RETURNING W ARRANTY CARD(S) 1. Before any dryer leaves the ADC factory test area, a warranty card ( ADC Part No.
42 2. 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 failure (be specific). c . Date of dryer installation. d. Date of part failure. e . Specify whether the part(s) being returned is for a replacement, a credit, or a refund.
43 SECTION VI ROUTINE MAINTENANCE A. CLEANING A program and/or schedule should be established for periodic inspection, cleaning, and removal of lint from various areas of the dryer , as well as throughout the duct work system. The frequency of cleaning can best be determined from experience at each location.
44 STEAM MODELS Clean the steam coil fins. W e suggest using compressed air and a vacuum cleaner with brush attachment. W ARNING : When cleaning steam coil fins, be careful not to bend the fins. If fins are bent, straighten by using a fin comb which is available from local air conditioning supply house.
45 B. ADJUSTMENTS 7 DA YS AFTER INST ALLA TION and EVERY 6 MONTHS THEREAFTER Inspect bolts, nuts, screws, (bearing set screws), non-permanent gas connections (unions, shut-off valves, orifices, and grounding connections). Motor and drive belts should be examined.
46 SECTION VII PROCEDURE FOR FUNCTIONAL CHECK OF REPLACEMENT COMPONENTS 1. Microprocessor (computer) Board a . Upon completing installation of the replacement microprocessor (computer) board, reestablish power to the dryer . b. Start the drying cycle by pressing any of the preset cycle in letters "A thru F".
47 d. V erify that the motor(s) heat, and door indicator lights on the back side of the microprocessor (computer) board are lit. (Refer to the illustration below . ) e . Open the main door . The dryer must stop and ALL output indicator lights on the back side of the microprocessor (computer) board must go out .
48 d. The hot surface ignitor will turn on. After approximately 4 seconds the Glo Bar will shut off and the gas valve will be energized. The flame should now be established. e . W ith the burner flame on, remove the flame sensor wire from the S2 terminal of the HSI module.
49 SECTION VIII REVERSING TIMER SPIN/DWELL ADJUSTMENTS Dual timer models with "reversing option" have an electric reversing timer in the electric service box which is located in the upper rear area of the dryer .
50 When contacting American Dryer Corporation certain information is required to insure proper service/parts information from ADC . This information is on the data label located on the inside of the control door . When contacting American Dryer Corporation please have the model number and serial number available.
51 THE DA T A LABEL 1. MODEL DR YER The model number is an ADC number which describes the size of the dryer and the type of heat (gas, electric, or steam). 2. SERIAL NUMBER The serial number allows ADC to gather information on your particular dryer . 3.
52 SECTION X TROUBLESHOOTING W ARNING : YOU MUST DISCONNECT and LOCKOUT THE ELECTRIC SUPPL Y and THE GAS SUPPL Y or THE STEAM SUPPL Y BEFORE ANY COVERS or GUARDS ARE REMOVED FROM THE MACHINE TO ALLOW ACCESS FOR CLEANING , ADJUSTING , INST ALLA TION, or TESTING OF ANY EQUIPMENT per OSHA (Occupational Safety and Health Administration) ST ANDARDS.
53 0 ,&5 235 2& ( 6625 &2 0387( 5 0 2 ' (/6 &2 17 , 18(' , 3 0 & : 1 $ $ . ( .
54 MICROPROCESSOR (C OMPUTER ) MODELS A . No L.E.D. (light emitting diode) display (for microprocessor [computer] models ONL Y)... 1. Service panel fuse blown or tripped breaker . 2. Blown control circuit L1 or L2 1/2-amp (Slo Blo) fuse. 3. Failed microprocessor controller (computer).
55 E. Blower/Fan motor is not operating ( does not start)... 1. Microprocesssor controller (computer) motor indicator dot and relay output L.E.D. (light emitting diode) indicator dots are on ... a. Failed blower (impellor/fan) motor contactor (relay).
56 b. Loose connection in main door switch circuit. J . Microprocessor (computer) L.E.D. (light emitting diode) display reads "dSFL" continuously and the buzzer (tone) sounds every 30 seconds... 1. Fault in microprocessor heat sensing circuit.
57 O . Microprocessor controller (computer) locks up and L.E.D. (light emitting diode) display reads erroneous message(s) or only partial segments... 1. T ransient power voltage spikes...disconnect the electrical power to the dryer , wait one (1) minute and reestablish power to the dryer .
58 T . Heating unit is not operating ( no heat)...no voltage at heating unit (i.e., Gas Model - HSI module, Electric Model - electric oven contactor , or S team Model - steam damper system pneumatic solenoid) when dryer is first started and both the heat indicator dot and the "HEA T" output L.
59 STEAM MODELS ... 1. Fault in lint chamber sensor bracket basket (tumbler) hi-limit. U . Heating unit is not operating ( no heat)...no voltage at heating unit (i.
60 ELECTRIC MODELS ... 1. Failed oven contactor/coil. 2. Failed electric heating element(s). STEAM MODELS ... 1. Air Operated System... a. No (external) compressed air (80 PSI required) to steam damper solenoid. b. Failed steam damper pneumatic solenoid.
61 GAS MODELS ... 1) Low and/or inconsistent gas pressure. Natural Gas pressure - must be between 3.5 and 4.0 inches of water column (W.C.). L.P . (liquid propane) Gas pressure - must be between 10.5 and 1 1.0 inches of water column (W .C.). 2) Poor air/gas mixture at burner (too much gas or not enough air) at the burner .
62 STEAM MODELS ... 1) Low steam supply. a) Steam trap is too small. b) Supply line is too small. 2) Low steam pressure. 3) Insufficient make-up air. 4) Lint screen is dirty or is not being cleaned often enough. 5) Restriction in the exhaust. 6) Dirty steam coil .
63 Z. Main burners are burning with a yellow flame (for Gas Models ONL Y ) ... 1. Poor air/gas mixture (too much gas or not enough air) at the burner ... a. Not enough make-up air. b. Restriction in the exhaust. c. Gas pressure is too high. d. Impellor (fan/blower) is rotating in the wrong direction only (for 3ø Models ONLY) .
64 7. V-belts too tight or too loose. 8. Tumbler bearing set screws are loose. 9. Failed motor bearing. TIMER MODELS A . Dryer will not start...both drive motor and blower (impellor/fan) motor are not operating and indicator light is off ... 1. Service panel fuse blown or tripped breaker.
65 D . Drive motor operates okay for a few minutes, then stops and will not restart... 1. Motor is overheating and tripping out on internal overload protector ... a . Motor air vents clogged with lint. b. Low voltage to motor . c . Failed motor . d. T umbler (basket) is binding.
66 b. Sail switch damper is not closing or is fluttering. 1) Lint screen is dirty . 2) Restriction in the exhaust. 3) No exhaust air flow ... a ) Failed impellor (fan/blower). b) Fault in blower (impellor/fan) motor circuit (for Reversing Models ONLY) .
67 I. No heat)...no voltage at heating unit (i.e., Gas Model - Hot Surface Ignition [HSI] module, Electric Model - electric oven contactor , or S team Model - steam damper system pneumatic solenoid)... GAS MODELS ... 1. Fault in hot surface ignition system .
68 d. Leak in pneumatic system. e. Failed steam damper air piston. f. Flow control valve misadjusted. 2. Electrical Mechanical System... a. Failed electrical mechanical motor. b. Steam damper stuck in closed position...check for obstruction. J. Dryer operates but is taking too long to dry.
69 3) Sail switch is fluttering ... a) Lint screen is dirty or is not being cleaned often enough. b) Restriction in the exhaust. 4) Failed burner hi-limit...opens at incorrect temperature. 5) Gas supply may have too low a heating value. ELECTRIC MODELS .
70 K . Main burners are burning with a yellow flame (for Gas Models ONL Y) ... 1. Poor air/gas mixture (too much gas or not enough air) at the burner ... a . Not enough make-up air . b. Restriction in the exhaust. c . Gas pressure is too high. d. Impellor (fan/blower) is rotating in the wrong direction only (for 3ø Models ONLY) .
71 3. Loose basket (tumbler) tie rod. 4. Basket (tumbler) out of adjustment, or adjustment bolts (hardware) are loose. 5. Failed basket (tumbler) support. 6. Loose motor mount. 7. Failed idler , basket (tumbler), or blower drive bearings. 8. V-belts too tight or too loose.
ADC 113039 1 - 09/01/98-253.
Een belangrijk punt na aankoop van elk apparaat American Dryer Corp. AD-75HS (of zelfs voordat je het koopt) is om de handleiding te lezen. Dit moeten wij doen vanwege een paar simpele redenen:
Als u nog geen American Dryer Corp. AD-75HS heb gekocht dan nu is een goed moment om kennis te maken met de basisgegevens van het product. Eerst kijk dan naar de eerste pagina\'s van de handleiding, die je hierboven vindt. Je moet daar de belangrijkste technische gegevens American Dryer Corp. AD-75HS vinden. Op dit manier kan je controleren of het apparaat aan jouw behoeften voldoet. Op de volgende pagina's van de handleiding American Dryer Corp. AD-75HS leer je over alle kenmerken van het product en krijg je informatie over de werking. De informatie die je over American Dryer Corp. AD-75HS krijgt, zal je zeker helpen om een besluit over de aankoop te nemen.
In een situatie waarin je al een beziter van American Dryer Corp. AD-75HS bent, maar toch heb je de instructies niet gelezen, moet je het doen voor de hierboven beschreven redenen. Je zult dan weten of je goed de alle beschikbare functies heb gebruikt, en of je fouten heb gemaakt die het leven van de American Dryer Corp. AD-75HS kunnen verkorten.
Maar de belangrijkste taak van de handleiding is om de gebruiker bij het oplossen van problemen te helpen met American Dryer Corp. AD-75HS . Bijna altijd, zal je daar het vinden Troubleshooting met de meest voorkomende storingen en defecten #MANUAl# samen met de instructies over hun opplosinge. Zelfs als je zelf niet kan om het probleem op te lossen, zal de instructie je de weg wijzen naar verdere andere procedure, bijv. door contact met de klantenservice of het dichtstbijzijnde servicecentrum.
