Meiko UPster U 500 M2 Original Operating Instructions
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Meiko UPster U 500 M2 Original Operating Instructions

Meiko UPster U 500 M2 Original Operating Instructions

Glass- and dishwasher
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UPster U 500 M2
Glass- and dishwasher
Original operating instructions
For the types in the series:
Before using the machine, read carefully the operating
EN
instructions, the product description and the safety
instructions.
9760465 / Valid from: 2018-02 / Update: 2025-02
M002DWUC10M2-
**
www.meiko.info

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  • Page 1 UPster U 500 M2 Glass- and dishwasher Original operating instructions M002DWUC10M2- For the types in the series: Before using the machine, read carefully the operating instructions, the product description and the safety instructions. 9760465 / Valid from: 2018-02 / Update: 2025-02...
  • Page 2 Contents NOTES ON THE OPERATING INSTRUCTIONS ............4 Product identification Delivery contents Related documents LIABILITY AND WARRANTY..................5 SAFETY ........................6 Symbol explanation 3.1.1 Notes in the instructions 3.1.2 Safety symbols in the instructions Requirements for the personnel Residual risks Intended use Foreseeable misuse Fundamental safety and accident prevention regulations...
  • Page 3 UPster U 500 M 2 7.1.5 Requirements for the fresh water connection 7.1.6 Requirements to the electrical connection Perform assembly COMMISSIONING ...................... 29 Check prerequisites for commissioning Perform commissioning OPERATION/USE ....................... 31 Prepare dishwasher 9.1.1 Putting the machine into operation Washing 9.2.1 Putting away washware...

  • Page 4: Product Identification

    UPster U 500 M2 M002DWUC10M2-30 Delivery contents The delivery contents include: • 1x glass and dishwasher UPster U 500 M2 • Matching racks for glassware and dishes depending on machine model • Connecting hoses for fresh water and waste water •...

  • Page 5: Liability And Warranty

    Liability and warranty All of MEIKO’s obligations arise from the relevant purchase contract, which also con- tains the entire and only valid guarantee provisions. These contractual guarantee provisions shall be neither extended nor restricted as a result of any explanations given in the instructions.

  • Page 6: Symbol Explanation

    Safety Symbol explanation 3.1.1 Notes in the instructions In these operating instructions, important notes for safety are specially marked with symbols. Please always observe these notes to avoid accidents and damages to the system. Warnings Danger Short description of the danger: The signal word DANGER designates an immediately threatening danger.
  • Page 7 3.1.2 Safety symbols in the instructions The following note and danger symbols are used both in the document and on the machine. Observe these symbols and signs on the machine to avoid personal injury and material damage! The symbols have the following meanings: Symbol Meaning Warning of hazardous areas...

  • Page 8: Requirements For The Personnel

    Requirements for the personnel Commissioning, instructions, repairs, maintenance, assembly and installation of or on MEIKO machines must only be carried out/authorised by MEIKO-authorised ser- vice partners. During operation it must be ensured that: • Only adequately trained and instructed personnel are allowed to work on the machine.

  • Page 9: Residual Risks

    Residual risks Phase Activity Nature of the hazard Avoidance measure • Load-bearing capacity of the forklift truck must be adequate for the weight of the machine Loading and unloading Crushing/impact • with forklift truck Please note the machine's centre of gravity •...

  • Page 10: Intended Use

    The washware must be suitable for dishwashing machines. If there is any doubt, a consultation (size, version, basic suitability for dishwashing machine, etc) can be carried out with MEIKO to confirm suitability. The following applications are expressly not intended: •...

  • Page 11: Fundamental Safety And Accident Prevention Regulations

    • Washing parts made of aluminium (such as pots, containers or trays only with a suitable detergent to avoid black discolouration) • Conversions and modifications by means of non-approved conversion kits Fundamental safety and accident prevention regulations Note The following safety instructions aim to protect operating personnel as well as third parties and the dishwashing machine itself.
  • Page 12 Information on operating the dishwashing machine: • Only operate the dishwashing machine under the supervision of trained person- nel. • Do not use the dishwashing machine if you are unsure about its operation. • Always close all doors and flaps. •...

  • Page 13: What To Do In The Event Of An Emergency

    Product description Functional description The UPster U 500 M2 is a commercial glass and dishwasher with a square rack. The dishwasher has one wash and one final rinse cycle. A temperature regulator maintains the set wash temperature of between 58-60 °C. A rotary pump circulates the water from the wash tank into the wash nozzles.

  • Page 14: Overview Illustration

    Overview illustration Exterior view 1 Membrane keypad (see page 16) 2 Door handle 3 Door 4 Front panel with handle (for service purposes) 1 Potential equalisation connection 2 Fresh water connection G3/4″ 3 Electrical connection 4 Drain connection DN50 5 Connection for detergent and rinse aid 14 / 58 9760465...
  • Page 15 Interior view 1 Membrane keypad 2 Rack runner 3 Salt container (option) 4 Wash arm (rinse system) 5 Blue retaining screw for wash arm 6 Wash arm (cleaning system) 7 Suction strainer 8 Front panel with handle (for service purposes) 9760465 15 / 58...

  • Page 16: Membrane Key Pad

    Membrane key pad The dishwasher is equipped with a membrane key pad. For dishwashers with Ac- tiveClean, it includes 5 operating keys and 6 control lights. Without ActiveClean, there are 2 fewer control lights. A display reports the current temperatures of the wash and rinse water and displays information messages and error codes, if appli- cable.

  • Page 17: Blue Operating Concept

    Blue operating concept 1 AktivPlus filter The parts of the dishwasher that must be touched by the operator in operation and in daily use are blue. And so after a short briefing, operators know intuitively that they have to remove and clean the wash system, tank cover sieve and filter, for ex- ample.

  • Page 18: Detergent And Rinse Aid

    Do not mix different chemical products. Caution • Only use products that are suitable and approved for commercial dishwashers. MEIKO recommends MEIKO ACTIVE detergent and rinse aid. MEIKO ACTIVE products are optimally adapted to MEIKO dishwashing machines. • Do not mix different cleaning products.
  • Page 19 The correct dosage is achieved when the water drips evenly from the washware and depends on the available water quality on-site. This setting is made during commis- sioning by an service technician authorised by MEIKO or the chemical supplier. Change dosing quantity, see page 47.
  • Page 20 The water softener is preset to 30° dH at the factory. This value is adapted to the actual water hardness during commissioning. Additionally, this parameter has to be changed by a service technician (MEIKO-authorised) if the water hardness changes. Capacity of the water softener between two regenerations Hardness (°...
  • Page 21 4.8.3 Energy optimisation Energy optimisation can switch off the heating of the tank or boiler as required. A connected, on-site power optimisation system switches off the heating of the tank or boiler. The maximum permissible switch-off time is 15 s per minute. The machine reacts to the heating being switched off by increasing the wash time if necessary.
  • Page 22 – control is the hygiene The standard setting for a dishwashing machine with A value A • The tank temperature during washing is up to 74 C. • For tank temperatures of 65 C or higher, each tank temperature is assigned a factor.

  • Page 23: Technical Data

    Noise emission ≤ 70 dB (A) Workplace-related sound pressure level Further data should be taken from the MEIKO dimension sheet. Recess dimensions When installing the dishwasher in a counter, recess dimensions must be observed. The dishwasher does not need to be fixed in the counter.

  • Page 24: Ec/Eu Declaration Of Conformity

    UPster U 500G M2 / U 500 M2 (dimensions in mm) U 500G M2 U 500G M2 (GiO rear panel) U 500 M2 U 500 M2 (GiO rear panel) A 700–730 700–730 820–850 820–850 B 600 – – C 600 D –...

  • Page 25: Disposal Of Packaging Materials

    Transport WARNING – danger of injury due to machine tipping • Only qualified personnel may carry out transport works. • Please note safety notices on the packaging. • Always transport the machine on a wooden frame only. • Wear protective gloves and safety shoes. The packaging is specifically designed to allow the appliances to be moved safely and securely using a pallet jack or a sack truck.

  • Page 26: Prerequisites For Assembly

    Check the machine for transportation damage. Note If there is any suspicion of transportation damage, the shipping company and MEIKO must be informed immediately in writing. Photograph any damaged parts and send the pictures to MEIKO. 7.1.2 Requirements for the installation area Installation of the dishwashing machine in an area where the ambient temperature is below 0°...
  • Page 27 7.1.5 Requirements for the fresh water connection Fresh water connections and their components must be carried out in accord- ance with local regulations, e.g. EN 1717/DIN 1988-100. The fresh water must be of the same quality as drinking water in microbiological terms. This also applies to treated water.
  • Page 28 Fuse protection • • Set up the machine according to the local conditions and according to the rated current (see rating plate) as a separately fused circuit (final circuit). Take note of the available connection variants. • The requirements for limiting voltage changes, fluctuations and flicker in ac- cordance with IEC 61000-3-11 for this dishwashing machine are fulfilled if the network has a current-carrying capacity of ≥...

  • Page 29: Perform Assembly

    Perform assembly Warning Danger of injury due to machine tipping If machine is freestanding and not secured, it could fall over and cause crushing. • If machine if freestanding, it must be secured long term to prevent tipping. • Wear protective gloves and safety shoes. Beware Improper fresh water connection Backsiphonage of non drinking water into the water supply system...

  • Page 30: Check Prerequisites For Commissioning

    Check prerequisites for commissioning Caution Material damage due to steam escape Small quantities of steam may escape through the dishwashing machine's door area. It is possible that adjacent furniture can swell up. • Protect adjacent furniture from swelling up. • If possible, avoid installing the machine in an area close to sensitive furniture.

  • Page 31: Operation/Use

    Operation/use Prepare dishwasher Warning Risk of injury from contact with chemicals • Observe the safety data sheets and dosing recommendations of the chemical manufacturers. • Use eye protection. • Wear protective gloves. • Do not mix different chemical products. 1. Switch on the power. 2.
  • Page 32 9.1.1 Putting the machine into operation The dishwasher is closed and does not have a rack inside. 1. Press on/off key. The dishwasher is filling and heating up. During this time, the control light flashes over the selected wash programme key. The time required for the machine to be ready to operate depends on the temperature of the water supply and the installed boiler or tank heating capacity.
  • Page 33 Loading of the UPster U 500 M2 TT The skewer ensures that the water can run off the crates better. Always use the slanting plate in such a way that the high edge is on the right or left, not at the front or back! •...
  • Page 34 9.2.2 Select wash programme 1. Press the desired wash programme key. The control light of the selected wash programme key is lit. UPster U 500 M2 Wash pro- Meaning Washware gramme Short Lightly soiled washware Normal Normally soiled washware Heavily soiled washware...
  • Page 35 9.2.3 Start wash cycle 1. Clear the washware (removing any large food residues, napkins, tooth picks, lemon peel etc.). 2. Put the washware into the rack. 3. Open door. 4. Insert the rack into the dishwasher. 5. Ensure that the correct programme has been selected, see page 34. 6.

  • Page 36: Shutting Down The Dishwasher

    9.2.4 Emptying the washware Caution Danger from hot wash water, washware and machine parts • Wear protective gloves if necessary. • Let the washware cool down before emptying, if necessary. • Let the machine cool down before touching machine parts, if necessary. •...
  • Page 37 1. Open front panel by lifting slightly on the handle (1). Dosing recommendation 2. Pour the appropriate chemical for dosing into a measuring cup. Maximum filling quantity UPster U 500 M2 Detergent 1000 ml Rinse aid 150 ml 3.
  • Page 38 9.4.2 Replacing the canister Rinse aid low Detergent low Note The canisters for detergent and rinse aid are located in close proximity to the dish- washing machine. Note When using a suction lance which detects whether a canister is empty, a shortage of detergent or rinse aid will be indicated on the display.
  • Page 39 4. Start the self-cleaning programme (if necessary, switch off the dishwasher us- ing the on/off key and then press the wash key) to dissolve any salt particles that have escaped and pump them out of the tank. If the salt remains in the wash tank for a long time, this can result in corrosion, and even pitting, in the tank bottom.
  • Page 40 Change product Unsuitable rinse aid Change product As a rule, malfunctions that are not described here require assistance from a service technician authorised by MEIKO. Please contact your market organisation or an au- thorised dealer. 9.7.1 Messages When a malfunction occurs, an information or error message (INFO/ERR) is dis- played.
  • Page 41 INFO Description Possible cause Measures/remedial action • Possible to continue work at lim- • No boiler/tank heating Emergency pro- ited capacity • gramme active No fresh water supply • Call a service technician! • Door/hood open • • I/O circuit board defective Close door/hood Door/hood not closed •...
  • Page 42 Description Possible cause Measures / remedial action • No change detected by the Pressure booster pump defective boiler level switch when empty- • Plug connections disconnected ing (with integrated pressure (e.g. pressure booster pump) booster pump) • Start capacitor defective •...
  • Page 43 Description Possible cause Measures / remedial action • Tank heating defective/melting beads, heating element • Not possible to continue • Tank temperature not reached Temperature sensor defective, in- working after max. heat time (P314) correct installation position • Call a service technician! •...

  • Page 44: Change Authorisation Level

    Change authorisation level Key/symbol Meaning On/Off key Start programming Wash key Confirm entry and jump to next position in the code Wash programme key 1 Increase value by one Wash programme key 3 Decrease value by one 1. Press and hold the On/Off key for about three seconds. 2.

  • Page 45: Service Level

    Service level Code display Meaning View parameter, see page 45. Vent rinse pipe, see page 45. Vent detergent line, see page 45. Manually start regeneration, see page 46. Reset the counter for replacing the partial desalination cartridge, see page 46. 9.9.1 View parameters 1.
  • Page 46 9.9.3 Start regeneration manually 1. Switch to authorisation level 1 Service level (10001), see page 44. 2. Select the entry 1–4. 3. Confirm the selection. Regeneration begins. The service level can be exited with the On/Off key. 9.9.4 Replace counter for partial desalination cartridge (optional) For dishwashers with a partial desalination cartridge and activated end-of-service indicator, the counter must be reset after changing the partial desalination car- tridge.

  • Page 47: Maintenance And Cleaning

    9.10 Dosing system level 1. Switch to authorisation level 4, Dosing technology level (40000 or 40044), see page 44. The parameters relevant for the dosing technology are displayed and can be changed. Code display Meaning Adjusting range P104 Rinse aid dosing quantity 0.10 - 1.00 ml/L P105 Detergent dosing quantity...

  • Page 48: Maintenance

    10.1 Maintenance Note MEIKO recommends having the machine serviced by an authorised service techni- cian at least once a year. As part of the maintenance, an electrical safety inspec- tion is also carried out in accordance with DIN VDE 0701-0702 / DGUV Regulation 3.

  • Page 49: Maintenance Table

    10.2 Maintenance table Note Maintenance work must only be carried out by MEIKO authorised staff! Maintenance work Maintenance Visual inspection requirement 1. Error memory Check error memory for unusual events using M-Commander 2.7 annually 2. Pumps Check pumps for leaks and any visible damage...
  • Page 50 10. Options ActiveClean water softener (if applicable) Check water hardness setting annually Check the seal on the lid of the salt container annually Start and check the regeneration process manually annually Integrated reverse osmosis system (if applicable) Visually check whole system for leaks annually every six Prefilter change standard membrane (<...

  • Page 51: Daily Cleaning

    10.3 Daily cleaning Caution Material damage due to water ingress Electrical cables and electronic components can be damaged if they come into contact with water. • The dishwashing machine, switch cabinets and other electrical components must never be sprayed with a hose or high pressure cleaner. •...

  • Page 52: Cleaning The Stainless Steel Surfaces

    In order to prevent limescale, we recommend wiping the surfaces thoroughly dry after cleaning. 10.5 Basic cleaning MEIKO offers the M-5900PCL dishwasher cleaner for regular basic cleaning of the machine. The dishwasher cleaner reduces cleaning effort and eliminates unpleasant odours.
  • Page 53 Operating the dishwashing machine with hard water can result in the build up of lime scale deposits in the boiler and the tank interior. In this case, descale the following components: • Inner chamber of tank • Boiler casing • Tank heating •...

  • Page 54: Dismantling And Disposal

    Dismantling and disposal In addition to valuable raw materials and recyclable materials, the packaging and the old appliance may also contain substances that are harmful to health and the envi- ronment and were required for the function and safety of the old appliance. 12.1 Dismantling and disposal of the old device Warning Risk of injury from contact with chemicals...
  • Page 55 Index Functional description ......... 13 Fundamental safety and accident prevention A0 control ............. 21 regulations ............11 A0 value process ..........21 Abbreviations ............54 GiO-MODULE ............. 20 ActiveClean ............20 Glasswashers ............. 21 Assembly ............. 25 Authorisation level Dosing technology ............44 Intended use ............
  • Page 56 Programmes ..............34 Requirements to the electrical connection... 27 Unintended use ........... 10 Residual risks ............9 UPster U 500 M2 TT ........... 33 Rinse aid .............. 19 Ventilating the pipes ........... 45 Safety ..............6 Safety symbols in the instructions ......7 Service codes ............
  • Page 57 Notes …………………………………………………………………………… …………………………………………………………………………… …………………………………………………………………………… …………………………………………………………………………… …………………………………………………………………………… …………………………………………………………………………… …………………………………………………………………………… …………………………………………………………………………… …………………………………………………………………………… …………………………………………………………………………… …………………………………………………………………………… …………………………………………………………………………… …………………………………………………………………………… …………………………………………………………………………… …………………………………………………………………………… …………………………………………………………………………… …………………………………………………………………………… …………………………………………………………………………… …………………………………………………………………………… …………………………………………………………………………… …………………………………………………………………………… …………………………………………………………………………… …………………………………………………………………………… …………………………………………………………………………… …………………………………………………………………………… …………………………………………………………………………… …………………………………………………………………………… …………………………………………………………………………… …………………………………………………………………………… …………………………………………………………………………… …………………………………………………………………………… …………………………………………………………………………… …………………………………………………………………………… …………………………………………………………………………… 9760465 57 / 58...
  • Page 58 MEIKO Maschinenbau GmbH & Co. KG Englerstraße 3 77652 Offenburg Germany www.meiko-global.com info@meiko-global.com 9760465 / Valid from: 2018-02 / Update: 2025-02...

This manual is also suitable for:

Upster u 500g m2M002dwuc10m2-20M002dwuc10m2-30

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