Milnor MWR09E5 Series General Operating And Troubleshooting
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Milnor MWR09E5 Series General Operating And Troubleshooting

Washer-extractors with the e-p onetouch controller
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Published Manual Number: MTCEPB01
• Specified Date: 20060823
• As-of Date: 20060823
• Access Date: 20060823
• Custom: n/a
• Applicability: CEP
• Language Code: ENG01, Purpose: publication, Format: 1colA
General—
Operating and

Troubleshooting

Washer-extractors with
®
the E-P OneTouch
Controller
PELLERIN MILNOR CORPORATION
POST OFFICE BOX 400, KENNER, LOUISIANA 70063 - 0400, U.S.A.

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Summary of Contents for Milnor MWR09E5 Series

  • Page 1: Troubleshooting

    • Access Date: 20060823 • Custom: n/a • Applicability: CEP • Language Code: ENG01, Purpose: publication, Format: 1colA General— Operating and Troubleshooting Washer-extractors with ® the E-P OneTouch Controller PELLERIN MILNOR CORPORATION POST OFFICE BOX 400, KENNER, LOUISIANA 70063 - 0400, U.S.A.
  • Page 2 Applicable Milnor products by model number: ® MWR09E5- MWR18E4-...

  • Page 3: Commissioning

    See the schematic manual for electrical parts identification and electrical troubleshooting instructions. Notice 1 : Milnor MWR_ models sold in North and South America employ the controller board with Milnor part number 08BT168AT. Similar models sold in Asia may employ controller board 08BT168AT or the controller board with Milnor part number 08BT168BT.
  • Page 4 For your technical questions or comments about Milnor equipment, contact your Milnor dealer first. If your dealer is unable to respond, the Milnor customer service group has many years of collective experience with our equipment. These men and women will give you the best possible answer to your question.

  • Page 5: Warranty Information

    E-mail: service@milnor.com www.milnor.com (Customer Service) Warranty Information ii. 3. Your Milnor dealer can address most warranty claims. However, if you have concerns or questions beyond the scope of your dealer, please contact our warranty group. Milnor Warranty Administrator Telephone: 504-712-7735 Fax: 504-469-9777 E-mail: service@milnor.com (Attention: Warranty)

  • Page 6: Table Of Contents

    Scope i.2. How to Identify this Manual and its Included Documents (Document BIUUUD13) i.3. Trademarks (Document BIUUUD14) i.3.1. Trademarks of Pellerin Milnor Corporation Table 1: Trademarks i.3.2. Trademarks of Other Companies Table 2: Trademarks ® ii. Contacting Milnor (Document BIUUUK06) ii.1.
  • Page 7 Table of Contents Sections Figures, Tables, and Supplements ® 1.5. Formulas in Milnor Washer-extractors with E-P ® OneTouch Controls (Document BICEUP02) 1.5.1. Hotel and Hospitality Configuration Table 4: Bed and Bath Linen Formulas (Document BICEUP03) Table 5: Food and Beverage Service Formulas 1.5.2.
  • Page 8 Displays in Run Mode Chart 5: Overview of Run Mode Diagnostics 4.2.2.2.1. Timer Display 4.2.2.2.2. DIP Switch Display 4.2.2.2.3. Inputs Display Table 10: E-P OneTouch Inputs 4.2.2.2.4. Outputs Display Table 11: E-P OneTouch Outputs 4.2.2.2.5. Analog-to-Digital Channels Display PELLERIN MILNOR CORPORATION...
  • Page 9 Formula Set 2 Table 24: Events for Healthcare Set 2, Formula A Table 25: Events for Healthcare Set 2, Formula B Table 26: Events for Healthcare Set 2, Formula C Table 27: Events for Healthcare Set 2, Formula D PELLERIN MILNOR CORPORATION...
  • Page 10 Formula Set 2 Table 40: Events for Healthcare Set 2, Formula A Table 41: Events for Healthcare Set 2, Formula B Table 42: Events for Healthcare Set 2, Formula C Table 43: Events for Healthcare Set 2, Formula D PELLERIN MILNOR CORPORATION...

  • Page 11: Chapter 1. Commissioning

    The actual magnitude of these forces vary according to several factors: • machine size, • final extraction speed, • amount, condition, and type of goods being processed, • the liquor level and chemical conditions in the bath preceding extraction, and • other miscellaneous factors. PELLERIN MILNOR CORPORATION...

  • Page 12: Foundation Considerations

    Estimates of the maximum force normally encountered are available for each model and size ® upon request. Floor or foundation sizes shown on any Milnor document are only for on-grade situations based only on previous experience without implying any warranty, obligation, or responsibility on our part.

  • Page 13: 1.3. Important Instructions For Pumped Chemical Inlets

    (rusting) of the stainless steel and damage to the textiles is the inevitable result. Pellerin Milnor Corporation accepts absolutely no responsibility whatsoever for damage to its equipment or to any textiles therein when concentrated chemicals dribble out of the injection tubes onto any part of the machine or its contents.

  • Page 14: Locating Chemical System Components To Reduce The Risk Of Internal Damage

    Preventing Leaks Which Can Injure Personnel and Cause 1.3.3. External Damage ® Any ports on the inlet are plugged at the Milnor factory. When replacing plugs with fittings or ® when reinstalling plugs, always use the sealant furnished (LocTite RTV Silicone Adhesive or equivalent).
  • Page 15 Water inlet mouth Notice 5 : Pellerin Milnor Corporation accepts absolutely no responsibility for damage to its equipment or to any textiles therein when concentrated chemicals dribble out of the injection tubes onto any part of the machine or its contents.

  • Page 16: 1.4. Electrical Connections For Liquid Chemical Systems

    If the programmed injection time is only three seconds, then one third of the desired chemical is not being delivered. However, if the programmed injection time is 20 seconds, the chemical delivery is only five percent less than desired. PELLERIN MILNOR CORPORATION...

  • Page 17: Pump Signal Connections

    ® ® The OneTouch microprocessor controller used on Milnor T_E, G_E, and similar models closes certain relay contacts when chemicals are desired and to flush the chemical system after each injection. These signals are 240 volts AC and cannot be made potential-free. Any device driven by this signal can draw up to 37 milliamperes.

  • Page 18: Timer Stop Connections

    Milnor provides two wires terminated with butt connectors in the rear console of the machine, as shown in Figure 5. One wire originates electrically from pin 4 of MTA7 on processor board 08BT168AT, or pin 9 of MTA3 on processor board 08BT168BT.

  • Page 19: Formulas In Milnor

    Washer-extractors with E-P OneTouch Controls ® This section describes the formulas provided in your washer-extractor with the Milnor electronic timer controller. For each configuration, the table shows each step in the four available formulas. Two different software chips are available for machines using controller board 08BT168AT: WUMWR1A for hotels and hospitality installations, and WUMWR1B for healthcare ®...

  • Page 20: Hotel And Hospitality Configuration

    For any bath step, the timer does not run until the desired level is achieved. A DIP switch setting causes the timer to run or pause while heating. Heat, if desired, is enabled after the desired level is achieved. PELLERIN MILNOR CORPORATION...
  • Page 21 For any bath step, the timer does not run until the desired level is achieved. A DIP switch setting causes the timer to run or pause while heating. Heat, if desired, is enabled after the desired level is achieved. PELLERIN MILNOR CORPORATION...

  • Page 22: Healthcare Configuration

    For any bath step, the timer does not run until the desired level is achieved. A DIP switch setting causes the timer to run or pause while heating. Heat, if desired, is enabled after the desired level is achieved. PELLERIN MILNOR CORPORATION...
  • Page 23 For any bath step, the timer does not run until the desired level is achieved. A DIP switch setting causes the timer to run or pause while heating. Heat, if desired, is enabled after the desired level is achieved. — End of BICEUP02 — PELLERIN MILNOR CORPORATION...

  • Page 24: Configuring E-P Onetouch

    See Figure 6 or Figure 7 for the DIP switch location. Some switch positions are not used on machines equipped with controller board 08BT168AT. Tip: See Notice 1 in Section i.1. PELLERIN MILNOR CORPORATION...
  • Page 25 Position 1: Industry selection Position 2: Formula set selection Position 3: Cold final rinse Positions 4 and 5: Hot water temperature Position 6: Split bath temperature Position 7: Run timer while heating Position 8: Normal or diagnostic mode PELLERIN MILNOR CORPORATION...

  • Page 26: Configuration Decisions For Machines With Controller 08Bt168At

    08BT168AT. These positions have no effect on the operation of the machine. Position 7: Normal operation? —The Milnor factory sets switch position 7 off when 2.1.2.4. preparing and testing the board before installation. Set this switch position on before first commissioning the machine, or before installing a replacement board.

  • Page 27: Position 1: Configure For Hospitality

    Set this switch positon on to configure the machine for bed and bath linen formulas. Set this switch off to use the kitchen/dining and personal goods formulas. Formulas for ® each configuration are listed in Section 1.5. “Formulas in Milnor Washer-extractors with E-P ®...

  • Page 28: Position 3: Use Cold Water For The Final Rinse

    When this switch is off, switch position 2 selects which of two diagnostic modes is available. The burn-in mode (switch 8 off and switch 2 off) is used with special test equipment at the Milnor factory to test the controller board, but is not suitable when the controller board is installed in a machine.

  • Page 29: Chapter 3. Operating

    1. Overloading a washer-extractor will not increase production because longer wash formulas and more rewash will be required. 2. Avoid underloads because the inevitable greater extraction imbalance will cause more extract re-cycles and may stress the machine unnecessarily. — End of BIWUUO01 — PELLERIN MILNOR CORPORATION...

  • Page 30: 3.2. Controls On E-P Onetouch

    3.2. Controls on E-P OneTouch Model Washer-extractors ® ® Most of the controls on Milnor E-P OneTouch washer-extractors are membrane push-buttons. Other controls include a mechanical push-button to unlock the door latch, and two lights to indicate that the machine is running and when the machine is nearing the end of a formula.
  • Page 31 The display kit referenced in Section 3.2.2.1 consists primarily of a vacuum fluorescent display and a wiring harness to temporarily connect the display to the processor board for testing by authorized, qualified technicians. This kit is available from Milnor (see Section ii. “Contacting ®...

  • Page 32: Terminate Button

    In testing mode, the Door Unlock button is energized only when output 00 is on. With output 00 on, you should hear the door unlock when this button is pressed. — End of BICEUF01 — PELLERIN MILNOR CORPORATION...

  • Page 33: Instructions For Normal Operation

    Door Unlock button ( ) to unlock the door while turning the door latch handle with the other hand. To resume operation, restart the formula from the beginning by pressing the desired formula button. — End of BICEUO01 — PELLERIN MILNOR CORPORATION...

  • Page 34: Chapter 4. Testing And Troubleshooting

    For safety, all machine controls are disabled for 75 seconds after the error occurs. To open the door after this error, you must first wait the 75 seconds until the controls are enabled. Then press PELLERIN MILNOR CORPORATION...

  • Page 35: Testing Mwr_ Washer-Extractors (Document Bicept02)

    The In Progress light on the control panel illuminated when the machine is Enable In Progress light operating. The controller commands the door latch to lock, preventing opening the door Lock door while water is in the cylinder. Go to Chart 2. PELLERIN MILNOR CORPORATION...
  • Page 36 The controller commands all water valves closed, stopping the fill. Water valves Close water valve(s) will open again as necessary to maintain the desired level, but the bath timer will continue running if it was running when level was lost. Go to Chart 3 PELLERIN MILNOR CORPORATION...
  • Page 37 The controller flushes the chemical injection manifold with fresh water for 30 A10: Enable flush valve seconds to reduce the risk of machine damage from contact with undiluted chemicals. Go to Chart 4 PELLERIN MILNOR CORPORATION...

  • Page 38: Testing With The Display Kit

    Testing with the Display Kit 4.2.2. A kit consisting primarily of a vacuum fluorescent display and a wiring harness to connect the ® display to the microprocessor controller is available from the Milnor factory. Contact the ® Milnor parts department for details.

  • Page 39: Connecting The Display

    • Lock off/tag out power before reaching into the machine. • Route the display wiring clear of the motor and pulleys. PELLERIN MILNOR CORPORATION...

  • Page 40: Displays In Run Mode

    DIP switch position. The inputs display (Section 4.2.2.2.3) shows the on/off status of each of the eight inputs. The outputs display, described in Section 4.2.2.2.4, shows the on/off status of the 16 outputs. The analog-to-digital channel display is detailed in Section 4.2.2.2.5. PELLERIN MILNOR CORPORATION...

  • Page 41: Timer Display

    Timer Display —When power is supplied to the machine, the display shows the time remaining 4.2.2.2. in the power-up safety delay and the In Progress light flashes.When you start a formula, the PELLERIN MILNOR CORPORATION...
  • Page 42 “Configuration Decisions for Machines with Controller 08BT168BT” for the application of each switch position. Inputs Display —From the DIP switch display with a formula running, press the Formula C 4.2.2.2. button once to view the on/off status of the eight controller inputs. PELLERIN MILNOR CORPORATION...
  • Page 43 In the example display to the left, outputs c, f, and j are present, indicating that the drain is closed, the motor is energized in the clockwise direction, and the Formula Running light is lit. PELLERIN MILNOR CORPORATION...
  • Page 44 Notice 14 : Analog-to-digital information applies to machines with board 08BT168B_ only. From the inputs display, press the Formula C button once to view the values of the two analog-to- digital channels. The temperature probe is connected to channel 0, and channel 1 is not used. PELLERIN MILNOR CORPORATION...
  • Page 45 2. Remove the cabinet top and rear panels to access the microprocessor controller. ® 3. Using the instructions in Section 2.1. “Configuring E-P OneTouch Washer-extractor Models”, turn off position 8 of DIP switch SW1. See Figure 10. PELLERIN MILNOR CORPORATION...
  • Page 46 CAUTION 15 : Avoid personal injury—When input A is grounded, the machine automatically closes and opens each of the 16 outputs in sequence. This arrangement prevents the motor from turning the cylinder at drain or extract speed, but allows the cylinder to turn at wash PELLERIN MILNOR CORPORATION...
  • Page 47 Note 11: High level pressure switch SPHL has two wires attached to one of the terminals and one wire attached to the other terminal. Low level pressure switch SPLL has only one wire attached to each terminal. PELLERIN MILNOR CORPORATION...
  • Page 48 • If chemicals are connected to the machine when outputs are tested, always activate the flush output to dilute and flush out any chemical in the manifold and the machine. PELLERIN MILNOR CORPORATION...
  • Page 49 Test this output relay (K06) by checking for a signal of 24 volts DC between pins 3 and 4 of MTA4 when the relay should be off, dropping to 0 volts when the relay should be on. PELLERIN MILNOR CORPORATION...
  • Page 50 Note 13: The door must be closed during this test. Basket Speed Test (Output 18)—This test runs the cylinder at each of the three available speeds, as described below: Note 14: The door must be closed during this test. PELLERIN MILNOR CORPORATION...
  • Page 51 End Time Event Event Type Attributes (QQQ) (QQQ) Suds Split water to low level Drain Rinse Split water to high level Drain Rinse Cold water to high level Drain Sour/softener Cold water to low level Drain Extract Coast PELLERIN MILNOR CORPORATION...
  • Page 52 Hot water to low level Drain Bleach Hot water to low level Drain Rinse Hot water to high level Drain Extract Coast Rinse Split water to high level Drain Extract Coast Sour/softener Cold water to low level Drain Extract Coast PELLERIN MILNOR CORPORATION...
  • Page 53 Suds Hot water to low level Drain Rinse Hot water to high level Drain Rinse Split water to high level Drain Rinse Split water to high level Drain Sour/softener Cold water to low level Drain Extract Coast PELLERIN MILNOR CORPORATION...
  • Page 54 Hot water to low level Drain Rinse Hot water to high level Drain Rinse Hot water to high level Drain Rinse Split water to high level Drain Extract Coast Rinse Split water to high level Drain Extract Coast PELLERIN MILNOR CORPORATION...
  • Page 55 End Time Event Event Type Attributes (QQQ) (QQQ) Suds Split water to low level Drain Rinse Split water to high level Drain Rinse Cold water to high level Drain Sour/softener Cold water to low level Drain Extract Coast PELLERIN MILNOR CORPORATION...
  • Page 56 Carryover Hot water to high level Drain Bleach Hot water to low level Drain Rinse Split water to high level Drain Rinse Split water to high level Drain Sour/softener Cold water to low level Drain Extract Coast PELLERIN MILNOR CORPORATION...

  • Page 57: Table 23: Events For Healthcare Set

    Suds Hot water to low level Drain Rinse Hot water to high level Drain Rinse Split water to high level Drain Rinse Split water to high level Drain Sour/softener Cold water to low level Drain Extract Coast PELLERIN MILNOR CORPORATION...
  • Page 58 Hot water to low level Drain Rinse Hot water to high level Drain Rinse Hot water to high level Drain Rinse Split water to high level Drain Extract Coast Rinse Cold water to high level Drain Extract Coast PELLERIN MILNOR CORPORATION...

  • Page 59: Table 27: Events For Healthcare Set

    Attributes Start Time (QQQ) End Time (QQQ) Suds Split water to low level Drain Rinse Split water to high level Drain Rinse Cold water to high level Drain Sour/softener Cold water to low level Drain Extract Coast PELLERIN MILNOR CORPORATION...
  • Page 60 Hot water to low level Drain Bleach Hot water to low level Drain Rinse Hot water to high level Drain Extract Coast Rinse Split water to high level Drain Extract Coast Sour/softener Cold water to low level Drain Extract Coast PELLERIN MILNOR CORPORATION...
  • Page 61 Suds Hot water to low level Drain Rinse Hot water to high level Drain Rinse Split water to high level Drain Rinse Split water to high level Drain Sour/softener Cold water to low level Drain Extract Coast PELLERIN MILNOR CORPORATION...
  • Page 62 Hot water to low level Drain Rinse Hot water to high level Drain Rinse Hot water to high level Drain Rinse Split water to high level Drain Extract Coast Rinse Split water to high level Drain Extract Coast PELLERIN MILNOR CORPORATION...
  • Page 63 Attributes Start Time (QQQ) End Time (QQQ) Suds Split water to low level Drain Rinse Split water to high level Drain Rinse Cold water to high level Drain Sour/softener Cold water to low level Drain Extract Coast PELLERIN MILNOR CORPORATION...
  • Page 64 Carryover Hot water to high level Drain Bleach Hot water to low level Drain Rinse Split water to high level Drain Rinse Split water to high level Drain Sour/softener Cold water to low level Drain Extract Coast PELLERIN MILNOR CORPORATION...

  • Page 65: Table 39: Events For Healthcare Set

    Suds Hot water to low level Drain Rinse Hot water to high level Drain Rinse Split water to high level Drain Rinse Split water to high level Drain Sour/softener Cold water to low level Drain Extract Coast PELLERIN MILNOR CORPORATION...
  • Page 66 Hot water to low level Drain Rinse Hot water to high level Drain Rinse Hot water to high level Drain Rinse Split water to high level Drain Extract Coast Rinse Cold water to high level Drain Extract Coast PELLERIN MILNOR CORPORATION...

  • Page 67: Table 43: Events For Healthcare Set

    Hot water to low level Drain Rinse Hot water to high level Drain Extract Coast Rinse Split water to high level Drain Extract Coast Sour/softener Cold water to low level Drain Extract Coast — End of BICEUF03 — PELLERIN MILNOR CORPORATION...

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Mwr18e4

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