Dantherm MTS2 Service Manual
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Dantherm MTS2 Service Manual

Dantherm MTS2 Service Manual

Outdoor solution
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MTS2 Outdoor Solution
Service manual
EN
No. 039131 • rev. 1.0 • 06.06.2007

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Summary of Contents for Dantherm MTS2

  • Page 1 MTS2 Outdoor Solution Service manual No. 039131 • rev. 1.0 • 06.06.2007...
  • Page 2 Der tages forbehold for trykfejl og ændringer Dantherm can accept no responsibility for possible errors and changes Irrtümer und Änderungen vorbehalten Dantherm n’assume aucune responsabilité pour erreurs et modifications éventuelles...

  • Page 3: Table Of Contents

    Introduction Overview Serial number This manual covers Dantherm Air Handling units with serial numbers equal or higher than: 0609220899808 WARNING It is the responsibility of the operator to read and understand this service manual and other information provided, and to use the correct operating procedures.

  • Page 4: Topic See Page

    General information, continued Table of contents, Topic See page continued Preventive maintenance Spare parts How to replace the controller How to replace the internal fan How to replace the external fan How to replace the heat exchanger How to replace battery pack (backup power) Fault finding Service agreement Technical information...

  • Page 5: General Information

    Copying of this service manual, or part of it, is forbidden without prior written permission from Dantherm Air Handling A/S. Reservations Dantherm Air Handling A/S reserves the right to make changes and improvements to the product and the service manual at any time without prior notice or obligation. MTS2-outdoor...
  • Page 6 General information, continued MTS2-outdoor ETSI EN 300 019-2-2 T 2.3 enclosure Transportation: public transportation ETSI EN 300 019-2-4 T 4.1 (or T4.1E) In use: non-weather protected locations continued ETSI ETS 300 753 Acoustic noise and furthermore declares that it is not allowed to put the machinery into service until the...

  • Page 7: Product- And Functional Description

    Product- and functional description Overview Introduction This section will give you a product and functional description of both the heat exchanger unit and the MTS 2-outdoor enclosure. A detailed description of the heat exchanger and the MTS 2-outdoor enclosure is to be found on the following pages.

  • Page 8: Mts 2-Outdoor Enclosure

    This section will give you a description of the MTS 2-outdoor enclosure and its functionality. The MTS 2-outdoor enclosure is designed to accommodate a Motorola MTS2 base station, which is further described by Motorola. More information is available, please contact Motorola.

  • Page 9: Power Distribution Panel

    Power distribution panel Introduction This section will give you a description of the power distribution panel and its functionality: Illustration These illustrations give an overview of the power distribution panel which is build into the MTS 2-outdoor enclosure. Please see section “References for the wiring diagrams”, page 39 for further references of the power distribution panel.

  • Page 10: Heat Exchanger

    Heat exchanger Introduction This section will give you a description of the MHX 35 and its functionality: Illustration This illustration gives an overview of the heat exchanger which is build into the MTS 2-outdoor enclosure: Air inlet Controller Air outlet Two separate air The two air flows (internal/external) are flows...
  • Page 11 Heat exchanger, continued Control system The MHX 35 heat exchanger is controlled via a controller that controls the speed of the fans. The key features of the controller are: • Onboard temperature sensor (NTC type) • Microproccesor based control in accordance with preselected strategy •...
  • Page 12 Heat exchanger, continued Values This table shows the set points/control strategy for the MHX 35 heat exchanger. All listed temperatures are return air temperatures (from the enclosure to the heat exchanger). Fan speeds are detected and controlled from speed signals from the fans. Reduction Designation Value...

  • Page 13: Set Up And Transport Of The Mts 2-Outdoor Enclosure Including The

    This section provides information required for the unwrapping of the unit, mounting it and making it ready for use Transport The MTS 2-outdoor enclosure including options and MTS2 is designed to withstand public transport. Necessary tools The following tools are needed for the installation: •...
  • Page 14 Set up and transport of the MTS 2-outdoor enclosure including the MHX 35 heat exchanger, continued Procedure, continued Step Action Unscrew the 8 screws on the inner cover plate and dismount it The unit is now ready to be lifted up Picture showing low leftside of cabinet Lift the unit with a fork lift truck as shown (in the lifting channel)
  • Page 15 43) while keeping the cables tight, so they do not get squeezed Attach the enclosure with bolts by the fixing points shown on the mounting template, page 43 (Dantherm Air Handling A/S recommendation) Tighten all PG cable glands Lead the power cable through the rubber...
  • Page 16 Set up and transport of the MTS 2-outdoor enclosure including the MHX 35 heat exchanger, continued Procedure, continued Step Action Make sure all power has been switched off and secured. (authorized personal only). Remove the cover of the power distribution panel by unscrewing the 4 torx T25 screws and connect the incoming power cord as illustrated to the right.

  • Page 17: Service Guide

    Service guide Overview CAUTION Always disconnect the power cable from the unit before doing any service! This chapter covers the following topics: Content Topic See page Preventive maintenance Spare parts How to replace the controller How to replace the internal fan How to replace the external fan How to replace the heat exchanger How to replace battery pack (backup power)

  • Page 18: Preventive Maintenance

    Check and clean if necessary the door louvres Preventive main- Dantherm Air Handling recommends to switch all circuit breakers off an back on (if in tenance, power use) once a year. Make sure that the base station is not unintentionally affected by this.

  • Page 19: Spare Parts

    Spare parts MHX 35 This illustrates the spare parts for the MHX 35 heat exchanger: Internal fan 040274 Controller 040275 MHX35 as sparepart 040279 External fan 040278 Fig. 1...

  • Page 20: How To Replace The Controller

    How to replace the controller Introduction The controller is located on the front of the heat exchanger. When to replace it The controller must only be replaced when it is defective. Before you start Before you start to replace the controller, make sure that you have the following ready: •...

  • Page 21: How To Replace The Internal Fan

    How to replace the internal fan Introduction The fan is located at the top of the MHX 35 heat exchanger. It is a 48 Volt DC fan that is connected to the control board. When to replace it The fan must be replaced when it sounds unusual or is otherwise defective. Before you start Before you start to replace the fan, make sure that you have the following ready: •...

  • Page 22: How To Replace The External Fan

    How to replace the external fan Introduction The fan is located at the bottom of the heat exchanger. It is a 48 Volt DC fan that is connected to the control board. When to replace it The fan must be replaced when it sounds unusual or is otherwise defective. Before you start Before you start to replace the fan, make sure that you have the following ready: •...

  • Page 23: How To Replace The Heat Exchanger

    How to replace the heat exchanger Introduction This instruction guides you through the exchange of the MHX 35 unit. When to replace it In many cases it is more effective to replace the whole unit in stead of just replacing the fans etc.

  • Page 24: How To Replace Battery Pack (Backup Power)

    How to replace battery pack (backup power) Introduction This instruction guides you through the replacement of a battery pack on the MTS2 outdoor enclosure. There are 3 different 48 V DC backup power battery packs that fit and which are approved for use in the MTS2 outdoor enclosure (also for transport when installed).
  • Page 25 How to replace battery pack (backup power), continued Procedure Follow these steps to replace the batteries: Step Action READ the Installation, Operations and Maintenance Instructions, and follow these at any time Switch off the DC mains circuit breaker Remove the safety cap of the right battery (4) and disconnect the +terminal and secure the wire so it cannot get in contact with any metal...
  • Page 26 How to replace battery pack (backup power), continued Procedure, continued Step Action Disconnect the – cable on battery 1 and secure the connector so it cannot touch any metal parts Disconnect all the degassing tubes from the batteries Dismount the front beam that secures the batteries by unscrewing the 2 screws Dismount the top beams by...
  • Page 27 How to replace battery pack (backup power), continued Procedure, continued Step Action Install the tube on battery 4 As on the picture to the right Tube length: 105.5 mm Install the tube on battery 2 and 3 As on the picture to the right Tube length: 24.5 mm on both Install the tube on battery 1 As on the picture to the right...
  • Page 28 How to replace battery pack (backup power), continued Procedure, continued Step Action Connect battery 2 and 3 by using a T-connector and a tube Tube length: 101.5 mm Connect battery 1 and 2 by using a T- connector and a tube Tube length: 60 mm Connect the T-connector on battery 1 to the grommet on the left side...
  • Page 29 How to replace battery pack (backup power), continued Procedure, continued Step Action Check that all nuts have been tightened in accordance with manufactures recommendation without any damages Put the safety cap back on battery 2, 3 and 4 Disconnect the – cable on battery 1 and secure the connector so it cannot touch any metal parts Remount the 2 top beams as they...

  • Page 30: Fault Finding

    Fault finding Fault finding, Use this table to identify and remedy a problem or fault: MHX 35 Problem Cause Action The red LED illuminates Too high temperature in Replace the fan constantly the enclosure, above 70 °C or a fan failure The red LED is flashing The on board sensor has Replace the controller...

  • Page 31: Service Agreement

    Therefore the unit will need preventative maintenance on a regular basis. Hotline The After Sales Support Department of Dantherm Air Handling A/S is ready to help you in case of a problem. To be able to offer quick and efficient help, please have the following information ready when contacting Dantherm Air Handling A/S: •...
  • Page 32 Technical information Overview Introduction This section contains the technical data for the unit. This section covers the following topics: Contents Topic See page Technical data, MHX 35 heat exchanger Technical data, MTS 2-outdoor enclosure Wiring diagram, MHX 35 heat exchanger MTS 2-outdoor enclosure –...
  • Page 33 Technical data, MTS 2-outdoor enclosure General data The general technical data on the MTS 2-outdoor enclosure is shown in the following table: MTS 2 Operating range - humidity 5 – 100 condensing Operating range – temperature °C ÷ 33 – 40 Power supply V AC Max.
  • Page 34 Technical data, MHX 35 heat exchanger General data The general technical data on the heat exchanger is shown in the following table: MHX 35 Operating range - humidity 5-99 non condensing environment Operating range – temperature °C ÷ 33 – 70 Power supply V DC 40-60...
  • Page 35 Wiring diagram, MHX 35 heat exchanger Diagram This is the wiring diagram for the MHX 35 heat exchanger: Control board Internal fan External fan...
  • Page 36 MTS2 – with power meter...
  • Page 37 MTS2 – without power meter...
  • Page 38 Electrical connections between MTS 2 outdoor enclosure and MTS2 base station...
  • Page 39 References for the wiring diagrams Information For further details please see the MTS2 service and installation manual. References, The table shows references that corresponds to wiring diagram 1 and 2: diagram 1 and 2 Dantherm Air Reference Configuration Handling No.
  • Page 40 References for the wiring diagrams, continued References, Reference Text Plug/pin designation diagram 3, continued Smoke Molex 50-57-9403 detector Pin 1: GND power Pin 3:28,5VDC Door alarm Molex MX SL 2pol User alarms 25 pin D-SUB: Smoke alarm Pin 21,3 MHX 35 minor Pin 23,1 alarm MHX 35,...
  • Page 41 Options Introduction The MTS 2-outdoor enclosure might be equipped with different options, shown in the following list. If you need further information about the options, please contact Dantherm Air Handling A/S. Illustration Description Article number 4 batteries 62 Ahr/4 hr backup incl.
  • Page 42 Options, continued Introduction, Illustration Description Article number continued Smoke detector w. cable up to 60° 038415 AC power meter 038420 External battery charger including 038431 thermal battery temperature sensor...
  • Page 43 Mounting template...

Table of Contents