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Douglas BDW-HD-BH-EL Operation Manual

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WASHING AND SANITIZING SYSTEMS
BDW-HD-BH-EL
OPERATION GUIDE

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Summary of Contents for Douglas BDW-HD-BH-EL

  • Page 1 WASHING AND SANITIZING SYSTEMS BDW-HD-BH-EL OPERATION GUIDE...
  • Page 2 Second Edition (April 2021) This book is a publication of Douglas Machines Corp. Service Department. Future editions will reflect changes in procedures or technical details. Use and duplication of this document is encouraged. For technical assistance, please call 1-800-331-6870 © Copyright Douglas Machines Corp 2021.
  • Page 3 SAFETY Qualified installation personnel, individuals, firms, corporations, and companies are responsible for: Wear appropriate P.P.E. ie… hearing protection, thermal resistant gloves, and eyewear. Know where the exits are located. Always turn off and drain the machine before entering. Allow a cool down period.

  • Page 4: Table Of Contents

    BDW-1-HD-BH-EL CONTENTS PRE-INSTALLATION ..................................5 DELIVERY ......................................6 SAFETY PRECAUTIONS ................................... 7 DO’S AND DO NOT’S ..................................8 SET UP ........................................9 LOWER WASHER CIRCUIT SET-UP ............................9 START UP ......................................10 OPERATION .......................................12 MAINTENANCE ....................................13 DAILY MAINTENANCE ..................................13 PERIODIC MAINTENANCE ................................13 PROGRAMMING ....................................14 1827 PC BOARD....................................14 TECHNICAL INFORMATION .................................14...

  • Page 5: Pre-Installation

    International Code Council (ICC) or the Uniform Plumbing Code, International Association of Plumbing and Mechanical Officials (IAPMO). NSF/ANSI 3-2009 Douglas Machines Corp. highly discourages the use of tankless or demand water heating units as a hot water supply for our machines. They typically are not properly sized nor can they meet the demand required by our machines.

  • Page 6: Delivery

    Remove packaging from the washer and check for any concealed damage. Carrier must be notified of damage immediately. Please retain packaging for inspection if claim is filed. Douglas Machines Corp. cannot accept responsibility for lost or damaged merchandise suffered in transit. The carrier assumes full responsibility for delivery in good order; however, we are prepared to assist you in any action needed regarding shipping damage.

  • Page 7: Safety Precautions

    (Monday – Friday 8 AM - 4:30 PM) you can call your warranty provider direct and follow it up with a call during normal hours of operations. Douglas Machines Corporation will provide you with your local warranty provider contact information during the Factory Start up and Demonstration.

  • Page 8: Do's And Do Not's

    BDW-1-HD-BH-EL DO’S AND DO NOT’S DO’S Before attempting any maintenance or repairs, ensure that electrical supply to the unit has been turned off and locked out. Wear safety glasses. Check inside the unit before starting the cycle to ensure nothing is inside. Keep hands and clothing clear of moving parts.

  • Page 9: Set Up

    BDW-1-HD-BH-EL SET UP Lower washer circuit set-up Determine type of lower wash configuration desired and set wash valves as follows: See Illustration below Protruding Wash Nozzle Configuration Close Rotating Spray Arm Wash Valve Close Spray Arm Rinse Valve Open Protruding Nozzle Wash Valve Open Protruding Nozzle Rinse Valve Rotating Spray Arm Configuration Open Rotating Spray Arm Wash Valve...

  • Page 10: Start Up

    PUMP and 120 are in the on position. With pump running, check pump rotation, looking at the rear of the pump motor, the fan should be rotating in a clockwise direction. If pump is not rotating in the correct direction reversal of electrical phases will be necessary (contact your electrician or Douglas Machines for details).
  • Page 11 If you are not sure or if the specific heat source is not on and the unit is not heating up, contact Douglas Machines for assistance. Now that every thing is working fine. It’s time to put the electrical enclosure panel back on the electrical enclosure and start washing.

  • Page 12: Operation

    BDW-1-HD-BH-EL OPERATION With the machine turned on, filled to the overflow, and heated up to the correct operating temperatures, we’ll need to add detergent now. Note: You must use a non-foaming, non-caustic, low chlorine type of soap (unless the machine has been specifically manufactured for caustic use). If the machine is fitted with an automatic soap dispenser, ensure the dispenser is turned on and filled up.

  • Page 13: Maintenance

    Whatever you decide to use please make sure it’s safe to use on stainless steel, bronze, and brass. If you have any questions on what to use or how to use it, do not hesitate to contact Douglas Machines Corp.

  • Page 14: Programming

    BDW-1-HD-BH-EL PROGRAMMING 1827 PC Board Technical Information The controller is an open board construction intended to be installed inside of an electrical panel. The board operates on nominal 120 VAC line. The basic function of the board is to control the operation of the unit, going through a cycle of Wash, Rinse, and then Fan (Dwell).

  • Page 15: Programming The Auto Fill

    BDW-1-HD-BH-EL Programming the Auto Fill Before starting, make sure there is no water in the machine and that the drain valve is closed. Turn the Off/On/Fill switch to the On position, but make sure not to turn all the way to Fill. Locate the Program button on the PC board.

  • Page 16: Trouble Shooting

    BDW-1-HD-BH-EL TROUBLE SHOOTING Note: Some of the following remedies may need to be performed in the electrical panel. Before you perform any task in the electrical panel, please make sure all incoming power is disconnected or turned off. Problem Things to Check Machine will not turn on Incoming power turned on Machine circuit breakers and/or fuses in...
  • Page 17 BDW-1-HD-BH-EL Problem Things to Check Rinse temperature not hot enough Incoming water temperature (120° - 140°max.) Incoming water pressure (no less than 20psi. and no more than 30psi. of flow) Thermostat set to correct temperature (180° - 210°max.) Heat source engaged Not cleaning Detergent level Wash pressure (see door sticker for...

  • Page 18: Troubleshooting

    BDW-1-HD-BH-EL TROUBLESHOOTING ERROR CODES To aid in troubleshooting, the PGM LED also serves as an error code indicator. In case of error, the LED flashes on and off at ½ second on and ½ second off and then pauses for 3 seconds. The flashing pattern continues as long as the controller is in Idle Mode.
  • Page 19 This error could occur if a Fill cycle is started, but a Teach cycle has not been done to program the Fill time. It should not occur, as Douglas will program a Fill time as part of the test procedure.

  • Page 20: Troubleshooting Table For The 1827 Pc Board

    BDW-1-HD-BH-EL Troubleshooting Table for the 1827 PC Board Problem Likely Source Corrective Procedures Wash pump will not start Door Make certain that the door is closed. Make certain that the door is contacting the door switch, or is within 1/8” of Prox switch. Check to see if the door switch is bad.

  • Page 21: Troubleshooting Table For The 1827 Pc Board, Cont'd

    BDW-1-HD-BH-EL Troubleshooting Table for the 1827 PC Board, cont’d Problem Likely Source of Corrective Procedures Problem Check to see if there is water in the tank. Was pump will not Water start Low water protection component may be preventing the Wash pump from running. If there is water in the tank and the pump motor will not start, the low water probe in the tank may not be sensing the water.

  • Page 22: Troubleshooting Table For The 1827 Pc Board, Cont'd

    BDW-1-HD-BH-EL Troubleshooting Table for the 1827 PC Board, cont’d Problem Likely Source of Corrective Procedure Problem Ensure low water probe is clean. Machine will not fill, Water, cont’d. continued It may be necessary to re-program Auto Fill time. Refer to 1827 PC Board: Setting the Times.
  • Page 23 BDW-1-HD-BH-EL Problem Likely Source of Corrective Procedure Problem Wash pump turns off Pump motor overload If the pump motor overload has during Wash cycle tripped, press the Reset button on the overload (blue button, located in the electrical panel). Refer to Overloads in the Reference Section.
  • Page 24 WASHING AND SANITIZING SYSTEMS IMPORTANT NUMBERS FOR WARRANTY WORK YOU MUST CALL DOUGLAS MACHINES CORP. AT 800-331-6870 AND WE WILL ISSUE A PURCHASE ORDER TO THE LOCAL SERVICE AGENT. FOR PART OR TECHINCAL SUPPORT, PLEASE CALL DOUGLAS MACHINES CORP. AT 800-331-6870...
  • Page 25 Thank You! For Partnering with Douglas Washing & Sanitizing Systems. REDUCE DOWNTIME Save money and reduce down time by having the parts on hand with our Platinum, Gold, Silver kits. PARTS & SERVICE UPTIME MAINTENANCE KITS All the resources you’ll ever need in one place.

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