Wexiodisk WD-90 DUO Installation And User Manual
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Wexiodisk WD-90 DUO Installation And User Manual

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COMBINATION DISHWASHER
WD-90 DUO
(Translation of original user manual)
Installation and user manual
S/N:
Valid from: 2014-01-22
Rev.: 0

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Summary of Contents for Wexiodisk WD-90 DUO

  • Page 1 COMBINATION DISHWASHER WD-90 DUO (Translation of original user manual) Installation and user manual S/N: Valid from: 2014-01-22 Rev.: 0...

  • Page 3: Table Of Contents

    WD-90 DUO Rev. 1. General information ................. 1 1.1 Symbols used in this manual ................2 1.2 Symbols on the dishwasher ................2 1.2.1 Machine marking ..................2 1.3 Checking that the dishwasher matches the installation and user manual ..3 2.
  • Page 4 WD-90 DUO Rev. 3.9 Recycling ....................... 21 3.10 Technical documentation ................21 4. Using the dishwasher ..............22 4.1 Before washing ....................23 4.1.1 Using the machine .................. 23 4.1.2 Machine layout ..................24 4.1.3 Before filling the dishwasher with water ..........29 4.1.4 Before washing with a potwash program ..........

  • Page 5: General Information

    WD-90 DUO Rev. 0 (201401) General information 1. General information The dishwasher is intended for the washing of potwash items (e.g. pots and pans, canteens, baking trays, etc.) and normal wash items (e.g. glass, cutlery and crockery, etc.) in general catering and the restaurant trade.

  • Page 6: Symbols Used In This Manual

    WD-90 DUO Rev. 0 (201401) General information 1.1 Symbols used in this manual This symbol warns of situations where a safety risk may arise. The instructions given must be followed in order to prevent injury. STOP This symbol on a machine component warns of the presence of electrical voltage.

  • Page 7: Checking That The Dishwasher Matches The Installation And User Manual

    WD-90 DUO Rev. 0 (201401) General information Rating plate: Machine type Machine serial number Year of manufacture Enclosure protection class Voltage Number of phases with or without neutral Frequency Main fuse Motor output Electrical heating output Max. output 1.3 Checking that the dishwasher matches the installation and user...

  • Page 8: Safety Instructions

    WD-90 DUO Rev. 0 (201401) Safety instructions 2. Safety instructions 2.1 General information The machine is CE marked, which means that it complies with the requirements of the EU machinery directive with regard to product safety. Product safety means that the design of the machine will prevent personal injury or damage to property.

  • Page 9: Installation

    WD-90 DUO Rev. 0 (201401) Safety instructions 2.3 Installation This symbol on a machine component warns of the presence of electrical voltage. The component may only be disconnected by a qualified electrician. Make sure the machine is non-live (turn off the power at the mains switch) before any work is performed on the machine.

  • Page 10: Risk Of Crushing

    WD-90 DUO Rev. 0 (201401) Safety instructions 2.5.2 Risk of crushing Take care when opening and closing the hood. There is a risk of body parts being crushed in the area between the hood and tank and in the area between the hood STOP carriage and the rear edge of the top part of the machine.

  • Page 11: Repairing And Servicing The Dishwasher

    WD-90 DUO Rev. 0 (201401) Safety instructions If floors are cleaned using high-pressure equipment, water may splash up under the machine and damage the components. These have not been designed to withstand being washed with water at high pressures. Never use a pressure washer to clean the floor within one metre of the machine without the special pro- tective covers that are available to prevent splashing.

  • Page 12: Installation

    WD-90 DUO Rev. 0 (201401) Installation 3. Installation 3.1 General information The machine must only be installed by authorised personnel. STOP Read these instructions carefully, as they contain important information regarding the correct installation method. The instructions should be used together with the machine’s wiring diagram and flow diagrams for water.

  • Page 13: Space For Servicing

    WD-90 DUO Rev. 0 (201401) Installation 3.2.4 Space for servicing The dishwasher is designed to allow it to be positioned in a corner as shown in the figure below. There must be a gap of at least 100 mm between the walls and the dishwasher.

  • Page 14: Transport And Storage

    WD-90 DUO Rev. 0 (201401) Installation 3.4 Transport and storage Always transport the machine in an upright position. On delivery, the machine comes on a load pallet protected with cardboard. A packing notice will have been applied to the packaging where the latter covers the front of the machine.

  • Page 15: Installation

    WD-90 DUO Rev. 0 (201401) Installation 3.6 Installation Before positioning the machine at its intended location, make sure you adhere to the following procedure: • Check that the overheating protection device has been reset. • Check that the fuse for the element in the booster heater and tank, FU42, is off (it is in the electrical cabinet inside the right-hand side panel).

  • Page 16: Connections

    WD-90 DUO Rev. 0 (201401) Installation 3.6.1 Connections Standard dishwasher Connection for: Hot water Cold water Power supply Drain/waste pipe...
  • Page 17 WD-90 DUO Rev. 0 (201401) Installation 25-4-00-019 Dishwasher with condensing unit Connection for: Cold water Power supply Drain/waste pipe...

  • Page 18: Water Connection

    WD-90 DUO Rev. 0 (201401) Installation Water connection Hot water (only standard machine) and cold water are connected at (1) and (2), see figures above. The machine should be connected using steel-braided flexible hose to allow it to be moved to the side when needed. This is particularly impor- tant if the machine is positioned in a corner.

  • Page 19: Bleeding The Hood Cylinder

    WD-90 DUO Rev. 0 (201401) Installation 3.6.2 Bleeding the hood cylinder Bleeding of the lifting cylinder for the hood should be performed when the dish- washer is filling with water on start-up. Proceed as follows: Loosen the plug in the bleed valve at the very top of the hood.

  • Page 20: Installing Detergent And Drying Agent Equipment

    WD-90 DUO Rev. 0 (201401) Installation 3.7 Installing detergent and drying agent equipment The dishwasher is preconfigured for connection of detergent and drying agent equipment. The detergent and drying agent equipment is not included in delivery of the dishwasher. Contact your detergent supplier.
  • Page 21 WD-90 DUO Rev. 0 (201401) Installation Electrical cabinet Circuit breaker (FU/DM) for detergent and drying agent equipment Terminals (101–107) for connection of detergent and drying agent equipment...

  • Page 22: Detergent Dosage

    WD-90 DUO Rev. 0 (201401) Installation 3.7.2 Detergent dosage The equipment for detergent dosage is connected to the hose on the rear of the machine. 25-4-04-002 Hose for detergent dosage on the rear of the dishwasher In the tank bottom is an outlet for a sensor for measuring detergent concentration.

  • Page 23: Drying Agent Dosage

    WD-90 DUO Rev. 0 (201401) Installation 3.7.3 Drying agent dosage On the connector between the water pipe and connection for incoming water to the booster heater is a plug where a drying agent dispenser can be connected. 25-4-04-004 Connection for drying agent...

  • Page 24: Trial Operation

    WD-90 DUO Rev. 0 (201401) Installation 3.8 Trial operation 3.8.1 Checklist for start-up 1. Before the machine fills with water, the following must be checked: • Water and drain connections • The machine should be standing level (See “Installation” on page 11.) •...

  • Page 25: Recycling

    WD-90 DUO Rev. 0 (201401) Installation • The washed items are clean, see “Check the wash result” on page 38 • The washed items are dried • There is adequate water flow to the machine, see “Technical data” on page Inform the customer if the water flow and the water pressure are too low.

  • Page 26: Using The Dishwasher

    WD-90 DUO Rev. 0 (201401) Using the dishwasher 4. Using the dishwasher This chapter deals with the layout of the dishwasher, how to use it when washing, the activities and checks you should perform prior to washing, and the care and...

  • Page 27: Before Washing

    WD-90 DUO Rev. 0 (201401) Using the dishwasher 4.1 Before washing 4.1.1 Using the machine The dishwasher is intended for the washing of potwash items (e.g. pots and pans, canteens, baking trays, etc.) and normal wash items (e.g. glass, cutlery and crockery, etc.) in general catering and the restaurant trade.

  • Page 28: Machine Layout

    WD-90 DUO Rev. 0 (201401) Using the dishwasher 4.1.2 Machine layout 25-4-00-006_1 Cross-sectional view, right-hand side.
  • Page 29 WD-90 DUO Rev. 0 (201401) Using the dishwasher Booster pump – pumps water from the break tank via the booster heater to the rinse pipes for final rinse, as well as water from the break tank to the hood lifting cylinder. It is controlled using solenoid valves.
  • Page 30 WD-90 DUO Rev. 0 (201401) Using the dishwasher 25-4-00-005_1 Cross-sectional view, left-hand side.
  • Page 31 WD-90 DUO Rev. 0 (201401) Using the dishwasher Tank element Level pipe – holds the water in the tank at the correct level and acts as a water stop to prevent water running out of the tank via the waste pipe.
  • Page 32 WD-90 DUO Rev. 0 (201401) Using the dishwasher 25-4-04-001 Machine’s washing compartment – rinse pipes, cold water jets etc. Rinse pipe, potwash – rinses the items when a potwash program is run using a water/detergent mix, with or without granules. The water is pumped from the tank using the chemical wash pump or granule pump and exits through the rinse pipes.

  • Page 33: Before Filling The Dishwasher With Water

    WD-90 DUO Rev. 0 (201401) Using the dishwasher 4.1.3 Before filling the dishwasher with water Before filling the machine with water prior to the day’s work shift, or after a change of water, a check should be performed to verify the following: •...

  • Page 34: Before Washing With A Normal Wash Program

    WD-90 DUO Rev. 0 (201401) Using the dishwasher 4.1.5 Before washing with a normal wash program To obtain the best wash result when washing with a normal wash program, you should remember the following: • Make sure as much food residue as possible is removed from the items to be washed before putting them in the machine (this will help reduce the number of times the washing water in the machine will need changing).

  • Page 35: Positioning Of Items In Baskets

    WD-90 DUO Rev. 0 (201401) Using the dishwasher 4.1.6 Positioning of items in baskets Potwash Potwash items are positioned in the baskets supplied. The dirty side (the inside) of the items to be washed must face away from the centre of the basket. Items must be positioned so that water will not collect in them, e.g.

  • Page 36: Normal Wash

    WD-90 DUO Rev. 0 (201401) Using the dishwasher Normal wash Normal wash items are positioned in plastic baskets measuring 50x50 cm. The machine comes supplied with three baskets: 90-9-01-001 The yellow basket is used for plates, side plates, etc. 90-9-01-002...

  • Page 37: Washing

    WD-90 DUO Rev. 0 (201401) Using the dishwasher 4.2 Washing 4.2.1 Filling with water Before washing can be started, the dishwasher tank must be filled with water and the detergent mixed. The points below must be followed when the dishwasher has no water in it.

  • Page 38: Wash Programs

    WD-90 DUO Rev. 0 (201401) Using the dishwasher 4.2.3 Wash programs 25-4-00-003_1 Panel card Display Button for selection of: Normal wash programs Potwash programs Granule collection program Activation of service mode Page-to-page scrolling (service mode) Alarm reset On / Off Operating the hood –...
  • Page 39 WD-90 DUO Rev. 0 (201401) Using the dishwasher The following text is displayed if the last potwash program run was a program with granules (P1–P3): NORMAL WASH PX POTWASH WITH GRANULES PX CLOSE THE HOOD The following text is displayed if the last potwash program run was a program without granules (P4–P6):...

  • Page 40: Cancelling A Wash Program And Stopping The Machine

    WD-90 DUO Rev. 0 (201401) Using the dishwasher Potwash programs For potwash, there are six different programs to choose from, three where gran- ules are used for the wash (P1–P3) and three without granules (P4–P6). The se- lected program is shown on the display (1) in the same way as for the normal wash programs.

  • Page 41: After Use

    WD-90 DUO Rev. 0 (201401) Using the dishwasher 4.3 After use 4.3.1 Care and maintenance To obtain a good wash result when washing and to get the best possible benefit from the dishwasher, it needs to be looked after and maintained at given intervals.

  • Page 42: Check The Wash Result

    WD-90 DUO Rev. 0 (201401) Using the dishwasher Activity Interval: After Daily Every Every Yearly Other every week month chapter: wash Change the Once or “Longer pe- riods with- granules twice needed out use” on page 50 Check the anti- “Checking...
  • Page 43 WD-90 DUO Rev. 0 (201401) Using the dishwasher Check: Temperature Program selection Problem: Misting Food residues Protein residues Visible as discolouration or marks on canteens used to fry e.g. meatballs, hamburgers or fish Detergent residues Not visible on the washed items but...

  • Page 44: Changing The Water

    WD-90 DUO Rev. 0 (201401) Using the dishwasher °C). Otherwise there is the temperature of the water must not be too high (<40 a risk that proteins and starch will burn onto the items, and you will end up with a poor wash result.
  • Page 45 WD-90 DUO Rev. 0 (201401) Using the dishwasher This is what you should do: Run potwash program P4 (See chapter “Wash programs” on page 34) by pressing the button for potwash programs. Check that P4 is shown on the display.
  • Page 46 WD-90 DUO Rev. 0 (201401) Using the dishwasher Unhook the level pipe from its holder, turn it one quarter turn and leave it for the moment in the waste pipe. There should now be a slight chink between the bottom of the tank and the rubber sleeve to allow the water to run out.

  • Page 47: Checking And Cleaning The Wash Arms

    WD-90 DUO Rev. 0 (201401) Using the dishwasher 4.3.4 Checking and cleaning the wash arms 25-4-04-001 The machine’s washing compartment with wash arms and cold water jets Rinse pipe, potwash Rinse pipe, normal wash Rinse pipe, final rinse Standard machine: cold water jet...

  • Page 48: Cleaning The Inside Of The Machine

    WD-90 DUO Rev. 0 (201401) Using the dishwasher Cleaning: The rinse pipes (1, 2) should be properly cleaned at least once a week. Proceed as follows: Rinse the outside of the rinse pipes and cold water jets with water. Open the catches for the rinse pipes for normal wash (2) and potwash (1).
  • Page 49 WD-90 DUO Rev. 0 (201401) Using the dishwasher hood with the button for operating the hood (at the very bottom of the panel). Wait until the program has completed its cycle and the hood has opened. Switch off the machine by pressing the button for switch-on/switch-off. The hood must be open.

  • Page 50: Cleaning The Exterior

    WD-90 DUO Rev. 0 (201401) Using the dishwasher Re. daily cleaning: Rinse the granules with water in the tank (3). Stir the granules round while they are being rinsed and remove any detritus mixed in with them. Re. weekly cleaning: Pour the granules back into that part of the tank which is nearest the front (3).
  • Page 51 WD-90 DUO Rev. 0 (201401) Using the dishwasher Cleaning Pour the granules into a bucket. Place the bucket in a sink. Rinse the granules with water. Stir the granules round at the same time. Remove any food residues and detritus.

  • Page 52: Checking The Hood's Anti-Crushing System

    WD-90 DUO Rev. 0 (201401) Using the dishwasher 4.3.8 Checking the hood’s anti-crushing system Operation of the hood’s anti-crushing system must be checked once a month. It should also be checked by a service engineer whenever the machine is serviced.

  • Page 53: Checking The Safety Valve (Machine With Condensing Unit)

    WD-90 DUO Rev. 0 (201401) Using the dishwasher 4.3.9 Checking the safety valve (machine with condensing unit) The safety valve for the condensing unit must be checked two or three times a year for correct operation. Proceed as follows: The location of the safety valve is shown in the figure below.

  • Page 54: Longer Periods Without Use

    WD-90 DUO Rev. 0 (201401) Using the dishwasher 4.3.10 Longer periods without use Periods without use of up to a week • The machine is cleaned as for weekly cleaning (see “Cleaning the inside of the machine” on page 44 and “Cleaning the exterior” on page 46).

  • Page 55: Operating Problems

    WD-90 DUO Rev. 0 (201401) Using the dishwasher 4.3.11 Operating problems Troubleshooting PROBLEM CAUSE ACTION No indication on the control The mains switch is off. Turn on the mains switch. panel display when the con- trol button is pressed. The machine will not fill with The shut-off tap on the in- Open the tap.
  • Page 56 WD-90 DUO Rev. 0 (201401) Using the dishwasher Machine faults and user errors If a fault occurs on the machine, an alarm appears on the panel display. Alarms are displayed in order of priority, i.e. if several alarms are activated at the same time, the one which is highest in the list is displayed first.
  • Page 57 WD-90 DUO Rev. 0 (201401) Using the dishwasher ALARM TEXT ACTION Switch off the machine and restart it. PLATFORM ERROR (63) POWER SUPPLY Switch off the machine and restart it. FAILURE CHECK THE EMERGENCY SWITCH (98) HARDWARE ERROR Switch off the machine and restart it.
  • Page 58 WD-90 DUO Rev. 0 (201401) Using the dishwasher ALARM TEXT ACTION (17) Contact service personnel if the alarm cannot be reset or if it recurs. ROTATION ERROR ROTATING TABLE PRESS RESET (18) Contact service personnel if the alarm cannot be reset or if it recurs.
  • Page 59 WD-90 DUO Rev. 0 (201401) Using the dishwasher ALARM TEXT ACTION (42) TIMEOUT WHEN Check that water taps connected to the machine are open. Check that the level FILLING TANK pipe is in place and its rubber sleeve achieves a good seal with the tank bottom.
  • Page 60 WD-90 DUO Rev. 0 (201401) Using the dishwasher ALARM TEXT ACTION (58) See section “Changing the water” on page NOTE: It is important that the ma- TIME TO CHANGE chine is switched off when water is being emptied out of it. If this is not the case,...

  • Page 61: Technical Data

    WD-90 DUO Rev. 0 (201401) Technical data 5. Technical data Wexiödisk AB reserves the right to make changes to technical data without prior notification. Volume [litres] Tank, total Tank’s granule part Recommended granule amount Water volume in condensing unit Wash cycles [min.]...

  • Page 62: Electrical Data

    WD-90 DUO Rev. 0 (201401) Technical data Water consumption [litres/ program] Rinsing 4–6 Cooling 0–1.5 a. Adjusted on installation Temperature °C] Surface temperature, cover plates on machine exterior °C. a. At a room temperature of 20 Noise levels [dB(A)] When running wash programs with granules a.
  • Page 63 WD-90 DUO Rev. 0 (201401) Technical data Dimensions [mm] Standard machine: A. Depth 1060 B. Width C. Height – hood open 2415 ±25 D. Height – hood closed 1720 ±25 Machine with condensing unit E. Depth 1060 F. Width G. Height - hood open 2415 ±25...

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