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JLA D20 - page 1
D20 Installation Manual W ARNING: 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 death. — Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other appliance. — WHA T TO DO IF YOU SMELL GAS: ...
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JLA D20 - page 2
Retain This Manual In A Safe Place For Futur e Refer ence 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. OBSER VE ALL SAFETY PRECAUTIONS displayed ...
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JLA D20 - page 3
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) ST ANDARDS. W ARNING CHILDREN SHOULD NOT BE ...
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JLA D20 - page 4
W ARNING The dryer must never be operated with the back guard removed. PERSONAL INJURY OR FIRE COULD RESUL T . IMPOR T ANT PLEASE OBSER VE ALL SAFETY PRECAUTIONS displayed on the equipment and/or specified in the installation manual included with the dryer . W ARNING DR YER MUST NEVER BE OPERA TED WITHOUT THE LINT FIL TER/SCREEN IN PLACE. Dryers mu ...
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JLA D20 - page 5
SECTION I IMPOR T ANT INFORMA TION ............................................................................... 2 A. Receiving and Handling ............................................................................................................... 2 B . Safety Precautions ...................................................................... ...
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JLA D20 - page 6
2 SECTION I IMPOR T ANT INFORMA TION 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 packaging, and wooden skid should be visually inspected for shipping damage. If any damage ...
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JLA D20 - page 7
3 B. SAFETY PRECAUTIONS W ARNING : 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. W ARNING : The dryer must never be operated with the back guard removed. PERSONAL INJUR Y OR FIRE COULD RESUL T . 1. DO NOT store or use gaso ...
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JLA D20 - page 8
4 W ARNING : DO NOT dry mop heads. Contamination by wax or flammable solvents will create a fire hazard. W ARNING : DO NOT use heat for drying articles that contain plastic, foam, sponge rubber , or similarly textured rubber materials. Drying in a heated basket (tumbler) may damage plastics or rubber and may be a fire hazard. 7. A program should be ...
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JLA D20 - page 9
5 SECTION II SPECIFICA TIONS A. SPECIFICA TIONS * Contact factory for information not listed, 3-phase (3ø) figures shown are for 4-wire service, non-reversing. NOTE: Manufacturer reserves the right to make changes in specifications at any time without notice or obligation. ) T H G I E W Y R D ( Y T I C A P A C M U M I X A Ms b l 0 2 g k 9 R E T E ...
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JLA D20 - page 10
6 NOTE : Manufacturer reserves the right to make changes in specifications at any time without notice or obligation. Specifications D20 ...
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JLA D20 - page 11
7 SECTION III INST ALLA TION 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: ANSI Z223.1- LA TEST EDITION (National Fuel Gas Code) or ANSI/NFP A NO. 70-LA TEST EDITION (National Elect ...
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JLA D20 - page 12
8 B. LOCA TION REQUIREMENTS Before installing the dryer , be sure the location conforms to local codes and ordinances. In the absence of such codes or ordinances the location must conform with the National Fuel Gas Code ANSI.Z223.1 LA TEST EDITION, or in Canada, the installation must conform to applicable Canadian Standards: CAN/CGA-B149.1- M91 (Na ...
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JLA D20 - page 13
9 C. DR YER ENCLOSURE REQUIREMENTS Bulkheads and partitions should be made of noncombustible materials and must be located a minimum of 6-inches (15.24 cm) above the dryer ’ s outer top; except along the front of the dryer which may be closed if desired. NOTE : Allowances must be made for opening the control door . X = 12-inch (30.48 cm) minimum, ...
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JLA D20 - page 14
10 D. FRESH AIR SUPPL Y REQUIREMENTS The D20 air supply (make-up air) must be given careful consideration to assure proper performance of each dryer . An unrestricted source of air is necessary for each dryer . As a general rule, an unrestricted air entrance from the outdoors (atmosphere) of a minimum of 1/4 square feet (0.023 square meters) is req ...
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JLA D20 - page 15
11 E. EXHAUST REQUIREMENTS DO NOT use a nonmetal flexible vent or a metal vent that is smaller than 4” (10.2 cm) in diameter or exhaust hoods with magnetic latches. DO NOT exhaust dryer into a chimney , furnace, cold air vent, attic, crawl space, or any other vent used for venting. DO NOT install flexible vent in enclosed walls, ceilings, or floo ...
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JLA D20 - page 16
12 ...
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JLA D20 - page 17
13 IMPOR T ANT VENTING REMINDERS 1. Ductwork size and installation should be done by a qualified professional. 2. The dryer must be exhausted to the outdoors. 3. Ductwork should be routed as short as possible to the outdoors with as few elbows as possible. 4. A void 90° turns, use 30° or 45° turns instead. 5. The inside of the ductwork should be ...
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JLA D20 - page 18
14 F . ELECTRICAL INFORMA TION 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 to local and state regulations or codes. In the absence of such codes, ALL electrical connections, materials, ...
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JLA D20 - page 19
15 2) Electric Models ONL Y ALL electrically heated dryers must be connected to the electric service shown on the dryer ’ s data label, which is affixed to the upper left area of the inner back panel. The connecting wires must be properly sized to handle the rated current. NOTE: Electrically heated service (amperage) specifications/requirements a ...
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JLA D20 - page 20
16 If local codes permit, power to the dryer can be made by the use of a flexible U.L. listed power cord or pigtail (wire size must conform to rating of dryer), or the dryer can be hard wired directly to the service breaker panel. In both cases, a strain relief must be installed where the wiring enters the dryer . a . Gas Models Only 1) Single-Phas ...
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JLA D20 - page 21
17 b. Electric Models Only 1) Single-Phase (1ø) W iring Connections/Hookup If local codes permit, power to the dryer can be made by the use of a flexible U.L. listed power cord or pigtail (wire size must conform to rating of dryer), or the dryer can be hard wired directly to the service breaker panel. In both cases, a strain relief must be install ...
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JLA D20 - page 22
18 If local codes permit, power to the dryer can be made by the use of a flexible U.L. listed power cord or pigtail (wire size must conform to rating of dryer), or the dryer can be hard wired directly to the service breaker panel. In both cases, a strain relief must be installed where the wiring enters the dryer . c . Electric Models Only 1) 3-Phas ...
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JLA D20 - page 23
19 0 2 D ) R E Y R D R E P ( S N O I T A C I F I C E P S E C I V R E S L A C I R T C E L E : S E T O N . A . B . C y e h t d e s u e r a s e s u f n e h W e b t s u m s s a l c , g n i t i m i l t n e r r u c , y a l e d e m i t , t n e m e l e l a u d 5 K R r o 1 K R Y L N O r e h t i e g n i y l p p a y b , e u l a v e s u f t c e r r o c e n i m ...
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JLA D20 - page 24
20 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 to local and state regulations or codes. In the absence of such codes, ALL plumbing connections, materials, and workmanship must conform to the applicable requireme ...
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JLA D20 - page 25
21 2. T echnical Gas Data a . Gas Specifications * Measured at outlet side of gas valve pressure tap when gas valve is on. b. Gas Connections Inlet connection ------------- 3/8” N.P .T . Inlet supply size ------------- 3/8” N.P .T . (minimum) Btu/hr input (per dryer) ---- 40,000 (10,080 kcal/hr) * Drill Material Size (D.M.S.) equivalents are as ...
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JLA D20 - page 26
22 3. Piping Connections ALL components/materials must conform to National Fuel Gas Code Specifications ANSI Z223.1-LA TEST EDITION, or in Canada, CAN/CGA-B149.1-M91 (Natural Gas) or CAN/CGA-B149.2-M91 (Liquid Propane [L.P .] Gas) or LA TEST EDITION (for General Installation and Gas Plumbing), as well as local codes and ordinances and must be done ...
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JLA D20 - page 27
23 Consistent gas pressure is essential at ALL gas connections. It is recommended that a 1/2-inch (12.7 mm) pipe gas loop be installed in the supply line servicing a bank of dryers. An in-line pressure regulator must be installed in the gas supply line (header) if the (natural) gas pressure exceeds 12.0 inches (29.9 mb) of water column (W .C.) pres ...
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JLA D20 - page 28
24 H. 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 . 2. Check incoming supply voltage to be sure that it is the same as indicated on the dryer data label affixed to the left side ...
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JLA D20 - page 29
25 I. 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. 1. T urn on electric power to the dryer . 2. Ref ...
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JLA D20 - page 30
26 J. 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. GAS MODELS ...discontinue the gas supply . 1) SHUT OFF external gas supply s ...
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JLA D20 - page 31
27 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 . If service is required, contact the reseller from whom the equipment was purchased. NOTE: When contacting the Reseller ’ s Service Department, be sure to give them the correct model number and ...
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JLA D20 - page 32
28 SECTION V WARRANTY INFORMA TION A. RETURNING W ARRANTY CARDS 1. Before any dryer leaves the factory test area, a warranty card is placed on the back side of the main door glass. These warranty cards are intended to serve the customer where we record the individual installation date and warranty information to better serve you should you file a w ...
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JLA D20 - page 33
29 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 ductwork system. The frequency of cleaning can best be determined from experience at each location. Maximum operating efficiency is dependent ...
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JLA D20 - page 34
30 90 DA Y S Inspect and remove lint accumulation in customer furnished exhaust ductwork system from dryer ’ s internal exhaust ducting. W ARNING : THE ACCUMULA TION OF LINT IN THE EXHAUST DUCTWORK CAN CREA TE A POTENTIAL FIRE HAZARD. W ARNING : DO NOT OBSTRUCT THE FLOW OF COMBUSTION AND VENTILA TION AIR. NOTE : When cleaning the dryer cabinet(s) ...
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JLA D20 - page 35
31 SECTION VII DA T A LABEL INFORMA TION A. DA T A LABEL When contacting the reseller certain information is required to insure proper service/parts information. This information is on the data label located on the left side panel area behind the control (access) door . When contacting the reseller please have the model number and serial number ava ...
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JLA D20 - page 36
32 THE DA T A LABEL 1. MODEL NUMBER The model number is a manufacturers number , which describes the size of the dryer and the type of heat (gas, electric, or steam). 2. SERIAL NUMBER The serial number allows the manufacturer to gather information on your particular dryer . 3. MANUF ACTURING CODE NUMBER The manufacturing code number is a number iss ...
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JLA D20 - page 37
ADC 113396 1 - 10/30/02-25 2* 12/03/02-250 ...
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