Kroll MW40 Operating Instructions Manual
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Kroll MW40 Operating Instructions Manual

Air-to-air heat pump for heating
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Operating Instructions
Air-to-air heat pump for heating
Device type
Manufacturer
MW40
MW40
Kroll Energy GmbH
Eduard-Breuninger-Straße 67
D-71522 Backnang
Phone :
+49 (0)7191 / 9070 200
Fax :
+49 (0)7191 / 9070 201
E-mail :
vertrieb@kroll.de
Internet :
www.kroll.de
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  • Page 1 Operating Instructions MW40 Air-to-air heat pump for heating Picture similar Device type MW40 Manufacturer Kroll Energy GmbH Eduard-Breuninger-Straße 67 D-71522 Backnang Phone : +49 (0)7191 / 9070 200 Fax : +49 (0)7191 / 9070 201 E-mail : vertrieb@kroll.de Internet :...

  • Page 2: Table Of Contents

    Exploded view and spare parts list 13.1 Housing / mechanical components 13.2 Electrical components Accessories 14.1 External room thermostat (accessories) Heated condensate hose (accessories) 14.2 Service documentation Original operating instructions MW40 [302522-07] V02 / Technical changes excepted / Sept. ‘24...

  • Page 3: General Information

    REFERENCE; Reference to other sections in the operating instructions Intended use The MW40 is a mobile heat pump that is not suitable for private use. It was designed for commercial use on construction sites, in workshops, storage rooms, etc. and must not be used for room heating...

  • Page 4: Warranty / Guarantee

    Another prerequisite for the warranty is regular maintenance in accordance with these instructions, which must be carried out at least once a year. The general warranty period for the MW40 is 12 months after delivery. The invoice date is decisive.

  • Page 5: Machine Overview

    Never switch on the system if housing parts have been removed from the system! Only install the MW40 outdoors and only operate it with outside air as a cooling and heating source! The air ducting sides must not be narrowed or blocked!
  • Page 6 The regional noise protection regulations must be observed! The following A-weighted sound pressure levels result depending on the distance: Table 4-2: Sound pressure level Distance [m] Sound pressure level [dB(A)] 66,5 64,5 Original operating instructions MW40 [302522-07] V02 / Technical changes excepted / Sept. ‘24...

  • Page 7: Different Views Of The Plant

    Figure 4-2: Illustration MW40 left side 1200 ⌀ 525mm Intake ⌀ 525mm Blow-out Condensate drain Figure 4-3: View of the MW40 from the front (left image) and from behind (right image) Original operating instructions MW40 [302522-07] V02 / Technical changes excepted / Sept. ‘24...

  • Page 8: Functions Of The System

    Operating Instructions Functions of the system The MW40 is a fully automatic air-to-air heat pump that guarantees independent operation after presetting and activation. The operating parameters can be set via a browser-based visualisation (see Figure 4-5) General view of the WEB-Visu in Figure 4-8 .
  • Page 9 2. Regardless of the control limit, the compressor runs for at least 2 minutes (except for safety shutdown). Safety shutdown Pressing the emergency stop button shuts down the system immediately. A restart is only possible after the system has been disconnected. Original operating instructions MW40 [302522-07] V02 / Technical changes excepted / Sept. ‘24...
  • Page 10 Operating Instructions Figure 4-6: Operating range – heating outside air temperature (°C) Original operating instructions MW40 [302522-07] V02 / Technical changes excepted / Sept. ‘24...

  • Page 11: Description Of The Control And Display

    3 times automatically. (see 10 error messages) Lamp red (alarm) The system is in error mode. Error The system does not restart automatically. (see 10 error messages) Original operating instructions MW40 [302522-07] V02 / Technical changes excepted / Sept. ‘24...
  • Page 12 This provides a good overview of the processes in the system as well as input and output values. Figure 4-8: General view of WEB-Visu (example : MWK 40) Original operating instructions MW40 [302522-07] V02 / Technical changes excepted / Sept. ‘24...

  • Page 13: Transport, Handling And Storage

    Lifting from the front or rear can cause damage to the system and is explicitly not recommended! 1100 Forklift mounts 1150 Figure 5-1: Position of the centre of gravity Original operating instructions MW40 [302522-07] V02 / Technical changes excepted / Sept. ‘24...
  • Page 14 The centre of gravity is not in the middle, but towards the front of the system! Wrong Figure 5-2: Transport sides and correct pick-up with the forklift truck Original operating instructions MW40 [302522-07] V02 / Technical changes excepted / Sept. ‘24...

  • Page 15: Installation And Connection

    When installing on sealed surfaces, ensure that the condensate is drained! Otherwise, there is a risk of slipping due to frozen condensate in cold temperatures! Original operating instructions MW40 [302522-07] V02 / Technical changes excepted / Sept. ‘24...

  • Page 16: Electrical Connection

    The power connection for the MW40 is located in the connection box on the left-hand side (next to the indicator lights). It is a CEE plug 32 A (3 ~ 400 V AC, N, PE).

  • Page 17: Commissioning

    IP range of the system: 192.168.135.xxx. The addresses 1, 2 and 3 must not be used for the xxx at the end. 3 Dynamic Host Configuration Protocol Original operating instructions MW40 [302522-07] V02 / Technical changes excepted / Sept. ‘24...

  • Page 18: Operation

    The target fill level is 2.6 litres of Bitzer lBSE 32 refrigerating machine oil. 5. Pressure and leak test of the refrigeration circuit. 6. Cleaning the registers, the fans and the condensate drain. Original operating instructions MW40 [302522-07] V02 / Technical changes excepted / Sept. ‘24...

  • Page 19: Error Messages

    Low refrigerant level / loss of refrigerant (800): This error can only be reset by the manufacturer (via master password or from the source code) • Emergency stop (700): Only electrically disconnecting the system will help here. Original operating instructions MW40 [302522-07] V02 / Technical changes excepted / Sept. ‘24...
  • Page 20 Evaporation below see 610 see 610 application limit Expansion valve driver or control Inspection by qualified Overheating too low defective, electrician and air Poor regulation conditioning specialist Original operating instructions MW40 [302522-07] V02 / Technical changes excepted / Sept. ‘24...
  • Page 21 External gas in the system (nitrogen, air, etc.) Inspection by air conditioning specialist Register iced up Start defrost function A list of the spare parts to be purchased can be found in the spare parts list. Original operating instructions MW40 [302522-07] V02 / Technical changes excepted / Sept. ‘24...

  • Page 22: Dismantling, Decommissioning And Disposal

    The refrigerant is about -40 °C cold when it escapes! Components must be disposed of separately according to material and returned to the material cycle! Original operating instructions MW40 [302522-07] V02 / Technical changes excepted / Sept. ‘24...

  • Page 23: Ec Declaration Of Conformity

    – original – Kroll Energy GmbH Eduard-Breuninger-Straße 67, 71522 Backnang, Germany We, Kroll Energy GmbH, declare that the machine described below, heat pump MW40, article number 301531 complies with all relevant requirements of the EC Machinery Directive 2006/42/EC. also complies with the following additional EC/EU directives and regulations: The machine Directive 2014/68/EU...

  • Page 24: Exploded View And Spare Parts List

    Operating Instructions 13 Exploded view and spare parts list 13.1 Housing / mechanical components See 13.2 Original operating instructions MW40 [302522-07] V02 / Technical changes excepted / Sept. ‘24...
  • Page 25 Low pressure switch; type PS3-W1 300743 Solenoid valve coil for bypass valve 300748 High-pressure switch; type PS3-W6S 300742 High pressure transmitter; type 0-25 300741 Liquid separator 300732 Reciprocating compressor 300728-01 Original operating instructions MW40 [302522-07] V02 / Technical changes excepted / Sept. ‘24...

  • Page 26: Electrical Components

    Operating Instructions 13.2 Electrical components Original operating instructions MW40 [302522-07] V02 / Technical changes excepted / Sept. ‘24...
  • Page 27 SD-card 301728 Digital I/O module 301729 Digital I/O module 301730 Analogue I/O module 301731 Analogue I/O module 301732 Analogue I/O module 301733 Feed/segment module 301734 Steppercontroller 301958 Original operating instructions MW40 [302522-07] V02 / Technical changes excepted / Sept. ‘24...

  • Page 28: Accessories

    Operating Instructions 14 Accessories 14.1 External room thermostat (accessories) Item number: 302443 Original operating instructions MW40 [302522-07] V02 / Technical changes excepted / Sept. ‘24...
  • Page 29 • Call up the desired machine by clicking on it • Enter the desired temperature in the "External temperature" field • The room thermostat can also be activated and deactivated via the web app Original operating instructions MW40 [302522-07] V02 / Technical changes excepted / Sept. ‘24...

  • Page 30: Heated Condensate Hose (Accessories)

    Operating Instructions 14.2 Heated condensate hose (accessories) Item number: 301701 Original operating instructions MW40 [302522-07] V02 / Technical changes excepted / Sept. ‘24...
  • Page 31 Many and/or tight kinks in the condensate hose can impair the drainage of the condensate. Ideally, the condensate should be able to drip off from a height of approx. 10 cm at the end of the condensate hose. Original operating instructions MW40 [302522-07] V02 / Technical changes excepted / Sept. ‘24...

  • Page 32: Service Documentation

    Operating Instructions 15 Service documentation Date of reported fault Cause Measure / Person Use of materials Original operating instructions MW40 [302522-07] V02 / Technical changes excepted / Sept. ‘24...
  • Page 33 Operating Instructions Date of reported fault Cause Measure / Person Use of materials Original operating instructions MW40 [302522-07] V02 / Technical changes excepted / Sept. ‘24...
  • Page 34 Operating Instructions Date of reported fault Cause Measure / Person Use of materials Original operating instructions MW40 [302522-07] V02 / Technical changes excepted / Sept. ‘24...
  • Page 36 версии, поставленной изготовителем, приводит к тому, что любые гарантии теряют силу. Кроме того, действуют наши „Условия продаж и поставки“. В изделие могут без уведомления вноситься технические модификации, направленные на усовершенствование изделия. Kroll Energy GmbH Eduard-Breuninger-Straße 67 D-71522 Backnang Phone: +49 (0)7191 / 9070 200...

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Mwk40

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