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MAXIDRY MAXIMD200 Installation Manual

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MAXIMD200 Installation Manual
Phase 7 / Non-Coin / Non-Tilting Options
WARNING: For your safety the information
in this manual must be followed to
minimize the risk of fire or explosion and
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.
— WHAT TO DO IF YOU SMELL GAS:
Do not try to light any appliance.
Do not touch any electrical switch;
do not use any phone in your
building.
Clear the room, building or area of
all occupants.
Immediately call your gas supplier
from a neighbor's phone. Follow
the gas supplier's instructions.
If you cannot reach your gas
supplier, call the fire department.
— Installation and service must be
performed by a qualified installer, service
agency or the gas supplier.
Maxidry
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 vapeurs ou liquides
inflammables à proximité de cet
appareil ou de tout autre appareil.
—QUE FAIRE SI VOUS SENTEZ UNE
ODEUR DE GAZ:
Ne pas tenter d'allumer d'appareils.
Ne touchez à aucun interrupteur. Ne
pas vous servir des téléphones se
trouvant dans le bâtiment.
Évacuez la pièce, le bâtiment ou la
zone.
Appelez immédiatement votre
fournisseur de gaz depuis un voisin.
Suivez les instructions du fournisseur.
Si vous ne pouvez rejoindre le
fournisseur de gaz, appelez le service
des incendies.
—L'installation et l'entretien doivent être
assurés par un installateur ou un
service d'entretien qualifié ou par le
fournisseur de gaz.
Part No. 113274-1

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  • Page 1 MAXIMD200 Installation Manual Phase 7 / Non-Coin / Non-Tilting Options AVERTISSEMENT: Assurez-vous de bien WARNING: For your safety the information suivre les instructions données dans cette in this manual must be followed to notice pour réduire au minimum le risque minimize the risk of fire or explosion and d’incendie ou d’explosion ou pour éviter...
  • Page 2 The illustrations included in this manual may not depict your particular dryer exactly. IMPORTANT For your convenience, log the following information: MAXIMD200 DATE OF PURCHASE ______________________________________________________ MODEL NO. _________________ RESELLER’S NAME ___________________________________________________________________________________ SERIAL NUMBER(S) ___________________________________________________________________________________...
  • Page 3 WARNING Proposition 65 Use of this product could expose you to substances from fuel combustion that contain chemicals known to the State of California to cause cancer, birth defects and other reproductive harm. In the State of Massachusetts, the following installation instructions apply: Installations and repairs must be performed by a qualified or licensed contractor, plumber, or gasfitter qualified or licensed by the State of Massachusetts.
  • Page 4 FOR YOUR SAFETY DO NOT DRY MOP HEADS IN THE DRYER. DO NOT USE DRYER IN THE PRESENCE OF DRY CLEANING FUMES. WARNING UNDER NO CIRCUMSTANCES should the dryer door switches, lint drawer switch, heat safety circuit ever be disabled. WARNING The dryer must never be operated with any of the back guards, outer tops, or service panels removed.

  • Page 5: Table Of Contents

    Table of Contents SECTION I IMPORTANT INFORMATION ................. 3 A. Receiving and Handling ......................3 B. Safety Precautions ........................4 SECTION II SPECIFICATIONS/DIMENSIONS AND COMPONENT LOCATION..... 6 A. Specifications (Gas and Steam) ....................6 B. Dimensions and Component Location ..................7 SECTION III INSTALLATION PROCEDURES ..............
  • Page 6 SECTION VI ROUTINE MAINTENANCE ................44 A. Cleaning ..........................44 B. Adjustments .......................... 46 C. Lubrication ..........................46 SECTION VII COMPONENT SYSTEM DESCRIPTIONS ..........47 A. Tumbler Drive System ......................47 B. Tumbler ..........................48 C. Air Blower Drive System ....................... 48 D.

  • Page 7: Important Information

    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.

  • Page 8: Safety Precautions

    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.
  • Page 9 7. A program should be established for the inspection and cleaning of lint in the heating unit area, exhaust ductwork, and inside the dryer. The frequency of inspection and cleaning can best be determined from experience at each location. WARNING: The collection of lint in the burner area and exhaust ductwork can create a potential fire hazard.

  • Page 10: Specifications/Dimensions And Component Location

    SECTION II SPECIFICATIONS/DIMENSIONS AND COMPONENT LOCATION A. SPECIFICATIONS (GAS AND STEAM) 90.72 kg MAXIMUM CAPACITY (DRY WEIGHT) 200 lb TUMBLER DIAMETER 62-1/2” 158.75 cm 106.68 cm TUMBLER DEPTH 42” TUMBLER VOLUME 74.5 cu ft 2109.60 L TUMBLER/DRIVE MOTOR 3 hp 2.24 kW 5.6 kW / 11.2 kW BLOWER/FAN MOTOR (REAR / SIDE EXHAUST)

  • Page 11: Dimensions And Component Location

    B. DIMENSIONS AND COMPONENT LOCATION *NON-TILT GAS MODEL 113274 - 1...
  • Page 12 *NON-TILT STEAM MODEL 113274 - 1...

  • Page 13: Installation Procedures

    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: ANSI Z223.1- LATEST EDITION (National Fuel Gas Code) or ANSI/NFPA NO. 70-LATEST EDITION (National Electrical Code) or in Canada, the installation must conform to applicable Canadian Standards: CAN/CGA-B149.1-M91 (Natural Gas) or CAN/CGA-B149.2-M91 (Liquid Propane Gas) or LATEST EDITION (for General Installation and Gas Plumbing) or Canadian Electrical Codes Parts 1 &...
  • Page 14 1. Reassembly Instructions For Gas Dryer Shipped In Two (2) Pieces 113274 - 1...
  • Page 15 a. Reassembly Instructions For Non-Tilt Gas Dryers: Lift the tumbler section onto the base. 1) The dryer has four (4) support posts assemblies, which are located in each corner of the base. On top of each post assembly is a clevis block, which must be bolted to the tumbler section. Use the 4-1/2”...
  • Page 16 2. Reassembly Instructions For Steam Dryer Shipped In Two (2) Pieces 113274 - 1...
  • Page 17 a. Reassembly Instructions For Non-Tilt Steam Dryers: Lift the tumbler section onto the base. 1) The dryer has four (4) support posts assemblies, which are located in each corner of the base. On top of each post assembly is a clevis block, which must be bolted to the tumbler section. Use the 4-1/2”...

  • Page 18: Location Requirements

    B. LOCATION 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 LATEST EDITION, or in Canada, the installation must conform to applicable Canadian Standards: CAN/CGA-B149.1-M91 (Natural Gas) or CAN/CGA-B149.2-M91 (Liquid Propane Gas) or LATEST EDITION (for General Installation and Gas Plumbing).

  • Page 19: Fresh Air Supply Requirements

    C. FRESH AIR SUPPLY REQUIREMENTS When the dryer is operating, it draws in room air, heats it, passes this air through the 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.

  • Page 20: Exhaust Requirements

    D. EXHAUST REQUIREMENTS NOTE: For 1 door dryers, the 20-inch (50.8 cm) diameter exhaust duct exits from the rear of the base. For 2 door dryers, the 20-inch (50.8 cm) diameter exhaust duct exits from the left side of the base. 1.
  • Page 21 The internal dimensions of the dryer’s rectangular exhaust vent ductwork are 8-inches x 20-inches (20.3 cm x 50.8 cm). A transition piece 20-inches (50.8 cm) in diameter round is supplied. The location’s exhaust duct must be the minimum exhaust size requirement of (20-inches [50.8 cm] round duct or 315 square inches [2,032 square centimeters] square duct) the ductwork from the dryer to the outside exhaust outlet for a horizontal run, with no more than one (1) elbow must not exceed 30 feet (9.14 meters) for gas and 20 feet (6.09 meters) for steam dryers.
  • Page 22 113274 - 1...
  • Page 23 113274 - 1...
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  • Page 25 a. Outside Ductwork Protection 1) To protect the outside end of the horizontal ductwork from the weather, a 90° elbow bent downward should be installed where the exhaust exits the building. If the exhaust ductwork travels vertically up through the roof, it should be protected from the weather by using a 180° turn to point the opening downward.

  • Page 26: Compressed Air Supply System

    E. COMPRESSED AIR SUPPLY SYSTEM A clean, dry, and regulated air supply of 80 PSI (5.51 bar) compressed air must be supplied to the dryer. The connection size is 1/8” N.P.T. No air filtering or pressure regulating devices are provided with the standard non-tilt dryer.
  • Page 27 b. Steam Dryers The air line supply connection is made into the 1/8” N.P.T. tee, which is located at the left hand side of the top of the dryer. (Refer to the illustration below.) 113274 - 1...

  • Page 28: Electrical Information

    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 to local and state regulations or codes. In the absence of such codes, ALL electrical connections, materials, and workmanship must conform to the applicable requirements of the National Electrical Code ANSI/NFPA NO.
  • Page 29 2. Electrical Service Specifications NON-TILT (GAS – REAR EXHAUST) 7.5 hp Blower Motor / 3 hp Drive Motor ELECTRICAL SERVICE SPECIFICATIONS (PER DRYER) IMPORTANT: 208 VAC AND 230/240 VAC ARE NOT THE SAME. When ordering, specify exact voltage. NOTES: When fuses are used they must be dual element, time delay, current limiting, class RK1 or RK5 ONLY .
  • Page 30 NON-TILT (STEAM / GAS – SIDE EXHAUST) 15 hp Blower Motor / 3 hp Drive Motor ELECTRICAL SERVICE SPECIFICATIONS (PER DRYER) IMPORTANT: 208 VAC AND 230/240 VAC ARE NOT THE SAME. When ordering, specify exact voltage. NOTES: When fuses are used they must be dual element, time delay, current limiting, class RK1 or RK5 ONLY .
  • Page 31 3. Electrical Connections NOTE: A wiring diagram is included with each dryer and is located in the blueprint pocket inside the left side control cabinet. The main electrical input connections to the dryer are the 3-phase (3ø) power leads (L1, L2, and L3), GROUND, and in the case of 4 wire service, the NEUTRAL.

  • Page 32: Gas Information

    G. GAS INFORMATION 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 requirements of the National Fuel Gas Code ANSI Z223.1-LATEST EDITION, or in Canada, the Canadian Installation Codes CAN/CGA-B149.1-M91 (Natural Gas) or CAN/CGA-B149.2-M91 (Liquid Propane Gas) or LATEST EDITION.
  • Page 33 2. Technical Gas Data a. Gas Specifications Shaded areas are stated in metric equivalents * Measured at outlet side of gas valve pressure tap when gas valve is on. b. Gas Connections Run a 1-1/2” pipe from the main gas header to the dryer. There is a 1-1/4” gas pipe connection at the top of the dryer.
  • Page 34 3. Piping Connections ALL components/materials must conform to National Fuel Gas Code Specifications ANSI Z223.1-LATEST EDITION, or in Canada, CAN/CGA-B149.1-M91 (Natural Gas) or CAN/CGA-B149.2-M91 (Liquid Propane Gas) or LATEST EDITION (for General Installation and Gas Plumbing), as well as local codes and ordinances and must be done by a qualified professional.

  • Page 35: Water Supply Connection For Sensor Activated Fire Extinguishing (S.a.f.e.) System

    Consistent gas pressure is essential at ALL gas connections. It is recommended that a 1-inch (2.54 cm) 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 pressure.

  • Page 36: Steam Information

    I. STEAM INFORMATION It is your responsibility to have ALL steam plumbing connections made by a qualified professional to assure that the installation is adequate and conforms to local and state regulations or codes. IMPORTANT: Failure to comply with the requirements stipulated in this manual can result in component failure which will VOID THE WARRANTY.
  • Page 37 a. The presence of the condensate in the steam supply line will cause water hammer and subsequent heat exchanger (steam coil) failure. The steam supply connection into the main supply line must be made within a minimum 10-inch (25.4 cm) riser. This will prevent any condensate from draining towards the dryer.
  • Page 38 4. Steam Damper Air System Connections The dryer is manufactured with a pneumatic (piston) damper system, which requires an external supply of compressed air. The air connection is made at the left hand side on top of the dryer. a. Air Requirements Compressed Air Supply Air Pressure 5.51 bar...
  • Page 39 5. Steam Damper System Operation The steam damper, as shown 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. When the damper is closed, ambient air is drawn directly into the tumbler, allowing a rapid cool down.
  • Page 40 6. Steam Damper Air Piston (Flow Control) Operation Adjustment Steam damper operation was tested and adjusted prior to shipping at 80 PSI (5.51 bar). If steam damper adjustment is necessary, locate the flow control valve and make the necessary adjustments as noted below. 113274 - 1...

  • Page 41: Preoperational Tests

    J. PREOPERATIONAL 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.
  • Page 42 NOTE: Dryer can be stopped at any time by opening the main door or by pressing the “CLEAR/ STOP” key. To restart the dryer, press the “ENTER/START” key or a preprogrammed cycle key (i.e., “E”). NOTE: Pressing keyboard (touch pad) key “A,” “B,” “C,” “D,” or “F” will also start the dryer. The six preprogrammed drying cycles (“A”...

  • Page 43: Preparation For Operation/Start-Up

    2) Make a complete operational check of ALL safety related circuits (i.e., lint drawer switch and sail switch on gas models). 3) Reversing tumbler dryers should never be operated with less than a 132 lb (59.9 kg) load (dry weight), since the load’s weight affects tumbler coast time during a direction reversal command. It is important that the tumbler come to a complete stop prior to starting in opposite direction.

  • Page 44: Shutdown Instructions

    NOTE: LINT DRAWER MUST BE ALL THE WAY IN PLACE TO ACTIVATE SAFETY SWITCH OTHERWISE THE DRYER WILL NOT START. 9. Rotate the tumbler by hand to be sure it moves freely. L. SHUTDOWN INSTRUCTIONS If the dryer is to be shutdown (taken out of service) for a period of time, the following must be performed: 1.

  • Page 45: Service/Parts Information

    SECTION IV SERVICE/PARTS INFORMATION A. SERVICE 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. If the reseller cannot be contacted or is unknown, contact the Service Department for a reseller in your area.

  • Page 46: Warranty Information

    SECTION V WARRANTY INFORMATION A. RETURNING WARRANTY 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 warranty claim.
  • Page 47 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.

  • Page 48: Routine Maintenance

    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.
  • Page 49 EVERY 3 MONTHS Retighten setscrews in the collars of the four (4) 1-1/2” diameter tumbler drive shaft bearings. Clean lint accumulation from the gas valve/burner area at the top of the dryer, the fan (impellor) motor, and the fan/impellor bearings located in the dryer’s base. NOTE: To prevent damage, avoid cleaning and/or touching ignitor/flame-probe assembly.

  • Page 50: Adjustments

    B. ADJUSTMENTS 7 DAYS AFTER INSTALLATION AND EVERY 6 MONTHS THEREAFTER Inspect bolts, nuts, screws, (bearing 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-belts when necessary. Complete operational check of controls and valves.

  • Page 51: Component System Descriptions

    SECTION VII COMPONENT SYSTEM DESCRIPTIONS A. TUMBLER DRIVE SYSTEM The tumbler is supported and driven by four (4) 11-inch diameter drive wheels. Two (2) of these wheels are attached to a 1-1/2” diameter idler shaft, while the other two (2) are attached to a 1-1/2” diameter drive shaft. Each of the wheels is fastened to the shafts by a taper lock bushing.

  • Page 52: Tumbler

    B. TUMBLER The tumbler is made of 14-gauge stainless steel perforated panels, four (4) stainless steel ribs, and two (2) outer tumbler rings made of rolled steel angle iron that has been turned on a lathe for smoothness. The tumbler is a completely welded assembly, so the perforated panels are not removable.
  • Page 53 4. Manual Reset Burner Hi-Limit Safety Thermostats (for Gas Dryers Only) These disk temperature switches have a setting of 330° F (166° C). They are located on the right side of each burner box, and they are a manual reset type of switch. These switches ensure that there is a proper airflow through the burner box.

  • Page 54: Steam Damper Actuator System

    E. STEAM DAMPER ACTUATOR SYSTEM The system consists of a hinged damper plate, a pneumatic piston (with an airflow needle valve) to control the speed of the piston actuation, and a 24 volt solenoid valve. On a call for heat, a 24 volt signal is applied to the 3-way/2-position solenoid valve. This signal switches the valve so that compressed air is sent to the piston.

  • Page 55: Manual Reset Burner Hi-Limit Instructions

    SECTION VIII MANUAL RESET BURNER HI-LIMIT INSTRUCTIONS I M P O R T A N T MANUAL RESET HI-LIMIT INSTRUCTIONS FOR PHASE 7 MODELS This dryer was manufactured with a manual reset burner hi-limit, which is monitored by the Phase 7 computer. If the burner is open prior to start of the drying cycle, the dryer will start momentarily and then shutdown, the Phase 7 computer will display “burner HIGH LIMIT fault”...

  • Page 56: Data Label Information

    When contacting Maxidry, certain information is required to insure proper service/parts information from Maxidry. This information is on the data label that is affixed to the right electrical control panel. When contacting Maxidry, please have the model number and serial number available.

  • Page 57: Procedure For Functional Check Of Replacement Components

    SECTION X PROCEDURE FOR FUNCTIONAL CHECK OF REPLACEMENT COMPONENTS 1. For Models with Direct Spark Ignition (DSI) Module (Type I) Theory of Operation: Start the drying cycle. When the gas burner ignites within the chosen trial for ignition time (6-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.

  • Page 58: Optional Sensor Activated

    SECTION XI OPTIONAL SENSOR ACTIVATED FIRE EXTINGUISHING (S.A.F.E.) SYSTEM S.A.F.E. System In Action The exclusive Sensor Activated Fire Extinguishing (S.A.F.E.) System will extinguish fires that may start in the drying tumbler. A series of sensors positioned throughout the tumbler and interfaced with the microprocessor will trigger the S.A.F.E.
  • Page 59 BEFORE YOU START! CHECK LOCAL CODES AND PERMITS Call your local water company or the proper municipal authority for information regarding local codes. IMPORTANT: It is your responsibility to have ALL plumbing connections made by a qualified professional to assure that the plumbing installation is adequate and conforms to local, state, and federal regulations or codes.
  • Page 60 2. Water Connections: The water connection is made to the 3/4” F.P.T. bushing of the electric water solenoid valve located at the rear upper left area of the dryer. The water solenoid valve has a 1/2” M.P.T. connection and a 1/2” bushing is supplied to provide the minimum 1/2-inch supply (feed) line.
  • Page 61 OPTIONAL MANUAL BYPASS Provisions are made in the dryer sensor activated fire extinguishing (S.A.F.E.) system for the installation of an optional manual bypass. Depending on the model dryer, the connections for the manual bypass are made at the “T” or “four way” fitting located in the outlet supply side of the water solenoid valve. The use and connections of this manual bypass are at the option or discretion of the owner.
  • Page 62 Sensor Activated Fire Extinguishing (S.A.F.E.) System Theory of Operation While the dryer is in an idle state or 20-seconds after the heat turns off, the Phase 7 control monitors the S.A.F.E. system probe located in the top of the tumbler chamber and records the minimum temperature. If the minimum recorded S.A.F.E.

  • Page 63: Non-Coin Programming

    SECTION XII NON-COIN PROGRAMMING To Enter Programming Mode Press Keys EXHAUST HIGH LIMIT FAULT – Temp. disk under tumbler is open. Together SAIL SWITCH CLOSED FAULT – Sail switch is closed – should be open at the start of a cycle. To Exit Programming Mode Press Multiple Times SAIL SWITCH OPEN FAULT –...
  • Page 64 Part No. 113274 1 - 05/17/11...

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