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LAVAMAC LDR-900-S Installation Operation & Maintenance

Industrial tumble dryers
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INDUSTRIAL TUMBLE DRYERS
55kg
77kg
90kg
INSTALLATION, OPERATION, MAINTENANCE
70476501ENR7
Publication date : Jan 2014

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  • Page 1 INDUSTRIAL TUMBLE DRYERS 55kg 77kg 90kg INSTALLATION, OPERATION, MAINTENANCE 70476501ENR7 Publication date : Jan 2014...
  • Page 3 Front Matter Front Matter Installation must conform with local codes or, in the absence of local codes, with: In the U.S.A., installation must conform to the latest edition of the American National Standard Z223.1/ NFPA 54 “National Fuel Gas Code” and Standard ANSI/NFPA 70 “National Electric Code.” In Canada, installation must comply with Standards CAN/CSA-B149.1 or Natural Gas and Propane Installation Code and CSA C22.1, latest edition, Canadian Electric Code, Part I.
  • Page 4 Front Matter WARNING • Installation of unit must be performed by a qualified installer. • Install tumble dryer according to manufacturer’s instructions and local codes. • DO NOT install a tumble dryer with flexible plastic venting materials. If flexible metal (foil type) duct is installed, it must be of a specific type identified by the appliance manufacturer as suitable for use with tumble dryer.

  • Page 5: Table Of Contents

    Table of Contents Introduction..................8 Model Identification..................8 Contact Information..................9 Safety Information................10 Safety Information..................10 Important Safety Instructions................10 Specifications and Dimensions.............12 Specifications and Dimensions..............12 120 Series Tumble Dryer Dimensions and Exhaust Outlet Locations....14 170 and 200 Series Tumble Dryer Dimensions and Exhaust Outlet Locations....................16 Electric and Gas Connection Locations for Gas Models Through 3/10/13..
  • Page 6 Exhaust Requirements................. 38 Layout......................38 Make-Up Air....................38 Venting.......................38 Alternate Venting for 120 Series Tumble Dryers........40 Individual Venting................... 40 Manifold Venting..................41 Gas Requirements................44 Gas Requirements..................44 Gas Supply Pipe Sizing and Looping............46 High Altitude Orifice Sizing................ 48 Electrical Requirements..............
  • Page 7 Adjustments..................76 Adjustments....................76 Gas Burner Air Shutter................76 Airflow Switch....................76 Loading Door Switch.................. 77 Loading Door Catch (120 and 170 Series Models)......... 77 Loading Door Strike (200 Series Models)............. 77 Belt Drive....................78 Maintenance..................80 Daily......................80 Monthly......................80 Quarterly....................80 Bi-Annually....................80 Annually.....................81 Fire Suppression System (Optional Equipment) Maintenance Test....

  • Page 8: Introduction

    Introduction Introduction Model Identification Information in this manual is applicable to these models: Steam/Thermal Oil Electric 120 Series GA120L KT120L LU120N GT120S LT120S GT120E GA120N KT120N PA120L GT120T LT120T GU120E GK120N KU120L PA120N GU120S LU120S KT120E GT120L KU120N PK120N GU120T LU120T KU120E GT120N...

  • Page 9: Contact Information

    Introduction S = Steam T = Thermal Oil Includes models with the following control suffixes: RE – reversing LED OPL RM – reversing OPL micro RQ – reversing dual digital timer Please include a copy of your bill of sale and any service Contact Information receipts you have.

  • Page 10: Safety Information

    Safety Information Safety Information NOTE: The WARNING and IMPORTANT instructions Safety Information appearing in this manual are not meant to cover all possible conditions and situations that may occur. It Precautionary statements (“DANGER,” “WARNING,” and must be understood that common sense, caution and “CAUTION”), followed by specific instructions, are found carefulness are factors which CANNOT be built into in this manual and on machine decals.
  • Page 11 Safety Information • Do not dry articles that have been previously cleaned in, dryer and the exhaust duct should be cleaned periodically by washed in, soaked in or spotted with gasoline or machine qualified service personnel. oils, vegetable or cooking oils, cleaning waxes or chemicals, •...

  • Page 12: Specifications And Dimensions

    Specifications and Dimensions Specifications and Dimensions Specifications and Dimensions Specifications 120 Series 170 Series 200 Series Noise level measured during operation 66 dBA 66 dBA 66 dBA at operator position of 3.3 feet (1 meter) in front of machine and 5.2 feet (1.6 meters) from floor.
  • Page 13 Specifications and Dimensions Specifications 120 Series 170 Series 200 Series Net Weight (approximate): Pounds (kg) 1,275 (578) 1,575 (716) 1,707 (774) Gas Connection Models through 3/10/13: 1 in. NPT 1 in. NPT 3/4 in. NPT Models Starting 3/11/13: 1 in. NPT Gas Burner Rating: 270,000 (285, 79.13) 395,000 (417, 115.77)

  • Page 14: 120 Series Tumble Dryer Dimensions And Exhaust Outlet Locations

    Specifications and Dimensions 120 Series Tumble Dryer Dimensions and Exhaust Outlet Locations TMB2396N Top View of Exhaust Duct Cabinet Dimensions Models 120L/N/E 31.38 in. 32.5 in. 48.91 in. 49.91 in. 67.92 in. 45.38 in. (797 mm) (826 mm) (1,242 mm) (1,268 mm) (1,725 mm) (1,153 mm)
  • Page 15 Specifications and Dimensions Cabinet Dimensions 120S 46.38 in. 83.5 in. 70 in. 41.6 in. 43.2 in. 61.5 in. (1,178 mm) (2,121 mm) (1,778 mm) (1,057 mm) (1,097 mm) (1,562 mm) * Fire suppression system optional - may not be on machine. Refer to Position and Level the Tumble Dryer to temporarily reduce the heights of these models.

  • Page 16: 170 And 200 Series Tumble Dryer Dimensions And Exhaust Outlet Locations

    Specifications and Dimensions 170 and 200 Series Tumble Dryer Dimensions and Exhaust Outlet Locations TMB2397N Top View of Exhaust Duct Cabinet Dimensions Models 170L/N/S 33.86 in. 32.5 in. 50.75 in. 51.75 in. 68.85 in. 52.12 in. (860 mm) ( 826 mm) (1,289 mm) (1,314 mm) (1,749 mm)
  • Page 17 Specifications and Dimensions Cabinet Dimensions 200L/N/S 53.12 in. 94 in. 75.12 in. 48.86 in. 50.45 in. 62.5 in. (1,349 mm) (2,388 mm) (1,908 mm) (1,241 mm) (1,281 mm) (1,588 mm) * Fire suppression system optional - may not be on machine. Refer to Position and Level the Tumble Dryer to temporarily reduce the heights of these models.

  • Page 18: Electric And Gas Connection Locations For Gas Models Through 3/10/13

    Specifications and Dimensions Electric and Gas Connection Locations for Gas Models Through 3/10/13 TMB2255NTMB2382N 120L/N 170L/N 200L/N Electrical Connection Gas Connection Models Diameter 120L/N 18.34 in. 77.84 in. 12.5 in. (318 mm) 70.5 in. 3/4 in. NPT (466 mm) (1,977 mm) (1,791 mm) 170L/N 21 in.

  • Page 19: Electric And Gas Connection Locations For Gas Models Starting 3/11/13

    Specifications and Dimensions Electric and Gas Connection Locations for Gas Models Starting 3/11/13 TMB2400N 120L/N 170L/N and 200L/N Electrical Connection Gas Connection Models Diameter 120L/N 18.34 in. 77.84 in. 12.5 in. (318 mm) 70.5 in. 1 in. NPT (466 mm) (1,977 mm) (1,791 mm) 170L/N...

  • Page 20: Electric And Steam Connection Locations For Steam Models Through 3/10/13

    Specifications and Dimensions Electric and Steam Connection Locations for Steam Models Through 3/10/13 TMB2401NTMB2383N 120S 170S 200S Steam Inlet Models Diameter 120S 3/4 in. NPT 35.875 in. (911 mm) 13.375 in. (340 mm) 82.75 in. (2,102 mm) 170S 3/4 in. NPT 37.625 in.
  • Page 21 Specifications and Dimensions Steam Outlet Models Diameter 200S 1 in. NPT 44.625 in. (1,133 mm) 8.75 in. (222 mm) 71.75 in. (1,822 mm) Electrical Connection Models 120S 18.34 in. (466 mm) 77.84 in. (1,977 mm) 170S 21 in. (533 mm) 81 in.

  • Page 22: Electric And Steam Connection Locations For Steam Models Starting 3/11/13

    Specifications and Dimensions Electric and Steam Connection Locations for Steam Models Starting 3/11/13 TMB2401N 120S 170S and 200S Steam Inlet Models Diameter 120S 3/4 in. NPT 35.875 in. (911 mm) 13.375 in. (340 mm) 82.75 in. (2,102 mm) 170S 3/4 in. NPT 37.625 in.
  • Page 23 Specifications and Dimensions Steam Outlet Models Diameter 200S 1 in. NPT 44.125 in. (1,133 mm) 9 in. (229 mm) 72.125 in. (1,832 mm) Electrical Connection Models 120S 18.34 in. (466 mm) 77.84 in. (1,977 mm) 170S 21 in. (533 mm) 81 in.

  • Page 24: Electric Connection Location For Electric Models

    Specifications and Dimensions Electric Connection Location for Electric Models TMB2336N Models 120E 35.81 in. (910 mm) 85.64 in. (2,175 mm) Part No. 70476501ENR7...

  • Page 25: Installation

    Installation Installation Pre-Installation Inspection Materials Required (Obtain Locally) Upon delivery, visually inspect the crate, carton and parts for any visible shipping damage. If the crate, carton, or cover is Steam Models One steam shut-off valve for steam service damaged or signs of possible damage are evident, have the line to be connected upstream of solenoid carrier note the condition on the shipping papers before the steam valve.
  • Page 26 Installation WARNING To reduce the risk of severe injury, clearance of tumbler cabinet from combustible construction must conform to the minimum clearances, and/or local codes and ordinances. W770 Part No. 70476501ENR7...

  • Page 27: Position And Level The Tumble Dryer

    Installation NOTE: Shaded areas indicate adjacent structure. 0.5 in. (13 mm) recommended between machines for removal or installation Allow 2-4 in. (51-102 mm) opening at top of machine to aid in removal or installation. A removable trim piece may be used to conceal the opening;...

  • Page 28: Fire Suppression System (Optional Equipment)

    Installation Level the tumble dryer to within 0.125 inch (3 mm) from front- Connection point to the electric water solenoid valve is a to-rear (level on cylinder rib), and side-to-side (level on top 3/4 inch (19 mm) hose. The fire suppression system equipped panel).
  • Page 29 Installation Fire Suppression System Control Box Water Solenoid Valve Opening for Auxiliary Alarm Cable Figure 3 To connect the two hoses (supplied with tumble dryer), insert that could clog the screens in the water mixing valve. This is rubber washers (from literature pack) in water inlet hose especially important when installing a tumble dryer in a newly couplings.

  • Page 30: Electrical Requirements

    Installation NOTE: Replacement outlet hoses are available (at extra cost). Order 44073302 Hose, 21 in. (53 cm )21 in. for 120 series and 44073303, 31 in. (79 cm) for 170 and 200 series. Electrical Requirements WARNING Electrical power must be provided to tumbler at all times.
  • Page 31 Installation IMPORTANT: The electronic ignition system will attempt to light the gas by sparking for the “trial WARNING for ignition” period. If gas does not ignite within this period, the ignition control will go into a safety lockout and the valve will no longer open until Do not operate tumble dryer if airflow switch is the control is reset.

  • Page 32: Required For Ce Models Only

    Installation Prepurge Trial for Ignition Reset Lockout Models Time (seconds) (seconds) Condition By: Models Starting Non-CE and non- Open loading door 3/11/13 Australian (attempts to ignite 3 times) Models starting Australia 025, 030, 035, 055: 3/11/13 through Press reset button on 7/31/13 rear of machine T30, T45: Press lighted...

  • Page 33: Ce Orifices

    Installation Regulated Natural Gas machines and convert according to Table CE Orifices Supply Manifold Orifice Pressure Pressure Diameter Orifice in. wc in. wc inch Capacity/ Part (mbar, kPa) (mbar, kPa) (mm) Type Family Group Designation Model Number Quantity Natural Second 8/10 3.57 0.1695...

  • Page 34: Properties Of Ce Gases

    Installation Supply Manifold Orifice Pressure Pressure Diameter Orifice in. wc in. wc inch Capacity/ Part (mbar, kPa) (mbar, kPa) (mm) Type Family Group Designation Model Number Quantity 14.9/20 12.05 0.0980 M406361 (37/50, 3.7/5.0) (30, 3.0) (2.5) 0.1200 M401017 (3.0) 0.1220 70070903 (3.1) G30 /...

  • Page 35: Changing Gas Configuration

    Installation Wobbe Heating Wobbe Heating Index Value Index Value (net) (net) (gross) (gross) Btu/ft Btu/ft Btu/ft Btu/ft Type Family Group Description Designation (MJ/m (MJ/m (MJ/m (MJ/m Density Third 2164 3117 2345 3378 2.075 3B/P Applicable (80.58) (116.09) (87.33) (125.81) Pure Butane Pure 1898...

  • Page 36: Specific Conversion Procedures

    Installation Specific Conversion Procedures How to Convert Gas Valve from Regulated to Unregulated NOTE: Conversion from regulated to unregulated is only needed when regulated tumble dryers were ordered, but unregulated tumble dryers were needed. Disconnect electrical power from tumble dryer. Close gas shut-off valve to tumble dryer.
  • Page 37 Installation burner orifice pressure per applicable table is achieved. Replace regulator cap. Refer to Figure 8 . Commission tumble dryer for use. Size Stamped on Orifice Figure 9 Burner Orifice Manometer Pressure Tap Burner Tube Attaching Screws Gas Valve Flange Gas Valve Specified Pressure Figure 8...

  • Page 38: Exhaust Requirements

    Exhaust Requirements Exhaust Requirements Exhaust Requirements Required Make-Up Air Opening (to the outside) for Each Tumble Dryer WARNING Model Opening A drying tumble dryer produces combustible lint. 120 Series 360 in. (232,258 mm To reduce the risk of fire, the tumble dryer must be exhausted to the outdoors.
  • Page 39 Exhaust Requirements B flexible ducts - rigid metal ducts are recommended. Use NOTE: Exhaust ducts must be constructed of sheet metal or other noncombustible material. Such exhaust ducts made of sheet metal or other noncombustible material. DO NOT use sheet metal screws or fasteners on ducts must be equivalent in strength and corrosion exhaust pipe joints which extend into the duct and catch resistance to ducts made of galvanized sheet steel not...

  • Page 40: Alternate Venting For 120 Series Tumble Dryers

    Exhaust Requirements Alternate Venting for 120 Series Tumble Dryers The 120 series tumble dryer is equipped from the factory to exhaust from the top; however, it may be converted to exhaust out the rear by doing the following (refer to Specifications and Dimensions section): Remove belt guard cover.

  • Page 41: Manifold Venting

    Exhaust Requirements round duct must be increased by 10% for each additional 20 feet Equivalent Length of (6.1 m) . Cross sectional area of a rectangular or square duct Duct Diameter Rigid Straight Duct must be increased 20% for each additional 20 feet (6.1 m) . Refer to Table 4 to determine equivalent ducting sizing.
  • Page 42 Exhaust Requirements Outlet duct diameter = largest duct diameter based on number of units 45° typical Figure 13 One Manifold Assembly Duct Station 120 Series 170/200 Series 10 in. (254 mm) 12 in. (305 mm) 15 in. (381 mm) 17 in. (432 mm) 18 in.
  • Page 43 Exhaust Requirements Duct Station 120 Series 170/200 Series 36 in. (914 mm) 42 in. (1,067 mm) Table 4 NOTE: Table 4 represents units with the same vent NOTE: Duct clean-out recommended every 6 feet size. If multiple vent sizes are used, consult a local (183 cm) .

  • Page 44: Gas Requirements

    Gas Requirements Gas Requirements Obtain specific gas service pipe size from the gas supplier. Refer Gas Requirements to Table 5 for general pipe size. The following must be furnished and installed by the customer WARNING for the gas service line to each tumble dryer. Refer to Figure 15 . •...
  • Page 45 Gas Requirements Date WARNING Model Hertz Range Part No. Check all pipe connections, internal and external, Through M4577P3 for gas leaks using a non-corrosive leak detection 2/14/11 fluid. To reduce the risk of explosion or fire, DO NOT USE AN OPEN FLAME TO CHECK FOR GAS Starting M4578P3 LEAKS! Gas connections should be checked twice...

  • Page 46: Gas Supply Pipe Sizing And Looping

    Gas Requirements Gas Supply Pipe Sizing and Looping SAMPLE CALCULATIONS: Equivalent length = Total length of main gas supply pipe to the far end of the tumble dryers. = 25 ft. + 19 ft. (7.6 m + 5.8 m) gas supply pipe = 44 ft.
  • Page 47 Gas Requirements Gas Pipe Size Required for 1000 Btu Natural Gas — 0.64 Specific Gravity at 7 ± 1.5 inches (17.4 ± 4 mbar, 1.74 ± 0.37 kPa) Water Column Pressure Equivalent Length 25 feet 50 feet 75 feet 100 feet 125 feet 150 feet (7.63 m)

  • Page 48: High Altitude Orifice Sizing

    Gas Requirements Gas Pipe Size Required for 1000 Btu Natural Gas — 0.64 Specific Gravity at 7 ± 1.5 inches (17.4 ± 4 mbar, 1.74 ± 0.37 kPa) Water Column Pressure Equivalent Length 25 feet 50 feet 75 feet 100 feet 125 feet 150 feet (7.63 m)
  • Page 49 Gas Requirements For proper operation at altitudes above 2000 feet (610 meters), the gas orifice size must be reduced to ensure complete combustion. Refer to Table 6 . For CE models, consult local gas supplier. Altitude Orifice New Rate Btu/hr.* Model feet (m) inches (mm)
  • Page 50 Gas Requirements Altitude Orifice New Rate Btu/hr.* Model feet (m) inches (mm) Quantity Part No. (Mj/hr.) L.P. Gas 2,001 – 4,000 0.1250 (3.2) M402489 363,400 (610 – 1,220 ) (383) 4,001 – 6,000 0.1200 (3) M401017 331,800 (1,221 – 1,830) (350) 6,001 –...

  • Page 51: Electrical Requirements

    Electrical Requirements Electrical Requirements NOTE: Connect machine to an individual branch Electrical Requirements circuit not shared with lighting or other equipment. NOTE: 3 Phase Machines Only - Do not use fuses to WARNING avoid the possibility of “single phasing” and causing premature failure of the motors.

  • Page 52: For Ce Models Only

    Electrical Requirements WARNING CAUTION To reduce the risk of electrical shock, de-energize Label all wires prior to disconnection when the electrical circuit being connected to the tumble servicing controls. Wiring errors can cause dryer before making any electrical connections. improper and dangerous operation. Verify proper All electrical connections should be made by a operation after servicing.
  • Page 53 Electrical Requirements Earth/Ground Junction Box Terminal Block Power Disconnect (Models Through 7/31/11) Electrical Service Figure 18 Ground and Terminal Block Locations for CE Gas and Steam Models Part No. 70476501ENR7...

  • Page 54: To Connect Electrical Service To The Tumble Dryer

    Electrical Requirements Terminal Block Earth/Ground Electrical Service Contactor Box Figure 19 Ground and Terminal Block Locations for Electric Models Check the electrical service phase sequence (three phase To Connect Electrical Service To The only). If one of the power leads is a “high leg,” connect it Tumble Dryer to lead L3 in the tumble dryer.
  • Page 55 Electrical Requirements on power lines to the machine. Failure to properly install the ferrite ring may result in damage to the electronic controls and will void control warranty. To install: ring be installed inside the contactor box. Refer to Figure 20 .

  • Page 56: Electrical Specifications

    Electrical Requirements Non-CE Models CE Models Ferrite Ring Junction Box Models Through 7/31/11 Figure 20 Electrical Specifications Part No. 70476501ENR7...
  • Page 57 Electrical Requirements NOTE: Minimum wire sizes are obtained from NOTE: Use copper conductors only. Canadian Electrical Code and are intended for use NOTE: Connect to individual branch circuit. as a guideline only. Electrical connections should be made only by a qualified electrical contractor in NOTE: 3 Phase Only –...
  • Page 58 Electrical Requirements Terminal Block Connections Rated Current* Recommended Wire Serial Plate Rating Required (amps) Breaker Rating Size AWG (mm²) * Current ratings vary slightly depending on model; refer to serial plate. Table 8 For 120 Series Electric Tumble Dryer Models Terminal Block Connections Rated Current*...
  • Page 59 Electrical Requirements Terminal Block Connections Rated Current* Recommended Wire Serial Plate Rating Required (amps) Breaker Rating Size AWG (mm²) * Current ratings vary slightly depending on model; refer to serial plate. Table 10 For 200 Series Tumble Dryer Models Part No. 70476501ENR7...

  • Page 60: Steam Requirements

    Steam Requirements Steam Requirements Steam Requirements NOTE: Machines require a constant 80 to 100 psig • In both steam supply and steam return line, it is (5.3 to 6.9 bar) steam service for optimum operation. recommended that each have a pipe union and shut-off valve. The maximum allowable steam pressure for use with This will enable you to disconnect the steam connections 50 Hertz tumble dryers is 125 psig (8.6 bar) .
  • Page 61 Steam Requirements NOTE: Refer to Table 11 for sizing of steam lines. Piping must also be sized accordingly for length of runs and number of elbows. Supply 12 in. (305 mm) Riser Shut-Off Valve Condensate Return Line from Supply Line Return Check Valve Vacuum Breaker (Optional)
  • Page 62 Steam Requirements Steam Trap Size* Pounds Condensate/Hour Steam Pressure PSI (bar) Minimum Supply Pipe Diameter (Kilograms Condensate/Hour) 80-100 (5.3-6.9) 1 in. NPT 345 (156) *Based on 6.9 bar. Table 11 Part No. 70476501ENR7...
  • Page 63 Steam Requirements NOTE: Refer to Table 12 for sizing of steam lines. Piping must also be sized accordingly for length of runs and number of elbows. TMB2024N Risers 12 in. (305 mm) Shut-Off Valve Check Valve Vacuum Breaker (optional) Condensate Return Line from Supply Line Drop 18 in.

  • Page 64: Piping Recommendations

    Steam Requirements Steam Trap Size* Pounds Condensate/Hour Minimum Supply Pipe Diameter (Kilograms Condensate/Hour) Steam Pressure PSI ( bar) 80-100 (5.3-6.9) 1-1/4 in. NPT 517 (235) * Based on 6.9 bar. Table 12 IMPORTANT: Steam trap must be installed a Piping Recommendations minimum of 18 inches (457 mm) below the steam coil outlet connections.

  • Page 65: Operating Instructions

    Operating Instructions Operating Instructions • To restart machine, pull red emergency stop button out and Operating Instructions press START pad or button. NOTE: Activation of the emergency stop button WARNING stops all machine control circuit functions, but DOES NOT remove all electrical power from machine.

  • Page 66: Reversing Operation

    Operating Instructions Select HIGH, MED, LOW or NO HEAT by turning the Model Pound (Kg) temperature knob. HIGH Temperature 190°F (88°C) 200 (90.7) Temperature 170°F ( 77°C) DO NOT OVERLOAD. Temperature 120°F NOTE: Overloading causes slow drying and (49°C) wrinkling. b.
  • Page 67 Operating Instructions IMPORTANT: To stop the tumble dryer at any time during the cycle, OPEN DOOR. If the loading door or lint panel door is opened during the cycle, the heating system will shut off and the motor will stop. To restart the cycle, both doors must be closed and the START button must be pressed in.

  • Page 68: Electronic Opl Micro Control

    Operating Instructions Display Definition Corrective Action AF (Flashing) Bouncing Airflow Switch • Check airflow switch to ensure that it is properly aligned and securely mounted in the mounting bracket. • Make sure airflow switch can open and close freely. • Check installation and make sure there is adequate airflow.
  • Page 69 Operating Instructions Figure 33 NOTE: The window display will flash. Press STOP/ RESET twice (within three seconds) to end the cycle and reset the control to idle status. To restart the tumble dryer, CLOSE door and press START pad. IMPORTANT: If the loading door or lint panel door Figure 34 is opened during the cycle, the heating system To use a Time Dry or Custom Cycle, refer to the...

  • Page 70: Led Opl Control

    Operating Instructions When the cycle is complete, open door and remove the NOTE: This machine includes an anti-wrinkle/ extended tumble feature. After the drying cycle laundry. is complete, the cylinder will tumble without heat every few minutes. The intermittent tumbling will WARNING continue for one hour or until the door is opened.

  • Page 71: Ignition Control Operation And Troubleshooting For Models Starting

    Operating Instructions P Models Figure 39 L Models Figure 40 Ignition Control Operation and - Verify there is a proper system ground. The igniter, flame sensor and igniter module must share a common ground with the Troubleshooting for Models Starting burner.

  • Page 72: Internal Control Failure

    Operating Instructions Fault Conditions Fault Conditions 2 Flashes Flame Without Call For Steady On Internal Control Failure Heat NOTE: The LED will flash on for 1/4 second, then off for 1/4 second during a fault condition. The pause 3 Flashes Ignition Lockout between fault codes is 3 seconds.

  • Page 73: Proper Electrode Location

    Operating Instructions Troubleshooting Guide Flame okay during TFI, no flame sense after TFI 1. Check electrode position and cleanliness. 2. Check high voltage wire. 3. Poor ground at burner. 4. Poor flame, check flame current. Reset failure 1. Reset switch was pressed too long. Try to reset again. 2.

  • Page 74: Ignition Control Operation For Ce Models Through 3/10/13

    Operating Instructions control must complete the same prepurge and ignition sequence Once a flame has been sensed the ignition control will stop specified above. sparking, the gas valve will remain on and ignition control will enter Run Mode. Control Lockout If a flame is not sensed, the ignition control will then begin two additional retrials for ignition.

  • Page 75: Diagnostic Led (Dgn Led)/Error Codes

    Operating Instructions ignition control will turn off the gas valve and will not attempt Error Code DGN LED status Fault Type to spark. The Diagnostic LED will display Error Code 5. The ignition control will not enter Lockout Mode if a low voltage condition is detected, but will enter Standby Mode and wait for Ignition Control the low voltage condition to be cleared.

  • Page 76: Adjustments

    Adjustments Adjustments After air shutter is adjusted for proper flame, tighten air Adjustments shutter adjusting screw securely. WARNING To reduce the risk of electric shock, fire, explosion, serious injury or death: • Disconnect electric power to the tumble dryer before servicing. •...

  • Page 77: Loading Door Switch

    Adjustments WARNING The tumble dryer must not be operated if the airflow switch does not operate properly. Faulty airflow switch operation may cause an explosive gas mixture to collect in the tumble dryer. W072R1 IMPORTANT: Airflow switch vane must remain closed during operation.

  • Page 78: Belt Drive

    Adjustments TMB2359N Door Strike Adjustment Screws Figure 45 Belt Drive The drive assemblies consist of motors, belts, eyebolts and a step pulley. The pulley diameters are sized to produce a cylinder speed of 37-39 RPM for 120 series models or 29-31 RPM for 170 and 200 series models.
  • Page 79 Adjustments NOTE: Using a Belt Tension Gauge, the motor belt deflection should be 0.31 inch at five pounds pressure, and final drive belt deflection should be 0.25 inch at five pounds pressure. Belts should not slip or make any noise when starting up under normal load.

  • Page 80: Maintenance

    Maintenance Maintenance Daily Inspect the area surrounding tumble dryers, remove all combustible materials, including lint, before operating the machines. Check cylinder for foreign objects to avoid damage to clothing and equipment. Clean lint from lint compartment and screen to maintain proper airflow and avoid overheating.

  • Page 81: Annually

    Maintenance 4. Check steam connections for looseness and leakage. 5. Remove all front panels and vacuum, including coin drop mechanisms. 6. Check cylinder and front panel seals. 7. Inspect cabinet and inner panels for any damage, replace or repair as needed. 8.
  • Page 82 Maintenance Minimum Weight Weight Weight lbs. (kg) lbs. (kg) lbs. (kg) 60 (27) 75-79 70 (32) (34-36) 80 (36) 95-99 90 (41) (43-45) 100 (45) 115-119 110 (50) (52-54) Table 16 Clean up any water on the floor. 10. Lock the fire suppression system control box. 11.

  • Page 83: Before You Call For Service

    Before You Call for Service Before You Call for Service Won’t Start Won’t Heat Clothes Not Dry Possible Reason – Corrective Actions • Insert correct coin(s) or valid card if applicable. • Close the loading door tightly. • Close lint panel tightly. •...

  • Page 84: Removing Tumble Dryer From Service

    Removing Tumble Dryer from Service Removing Tumble Dryer from Service If the tumble dryer is to be removed from service, perform the following steps where applicable: Turn off electrical supply external to machine. Turn off electrical disconnect on machine. Turn off gas supply external to machine. Turn off manual gas shut-off valve on machine.

  • Page 85: Disposal Of Unit

    Disposal of Unit Disposal of Unit This appliance is marked according to the European directive equipment. Ensuring this product is disposed of correctly 2002/96/EC on Waste Electrical and Electronic Equipment will help prevent potential negative consequences for the (WEEE). environment and human health which could otherwise be caused by inappropriate waste handling of this product.

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