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Table of Contents
Related Manuals for Dantherm DanX 2/4
Summary of Contents for Dantherm DanX 2/4
- Page 1 DanX Service manual No. 029884 • rev. 1.2 • 15.10.2007...
- 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...
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Page 3: Item See Page
Introduction Overview Introduction This is the service manual for the Dantherm Air Handling DanX unit. The index below shows the main sections of the manual. For further information see the complete table of contents on page 4. Warning It is the operator’s responsibility to read and understand this manual as well as other information and to use the correct operation and maintenance procedure. -
Page 4: Table Of Contents
Table of contents Introduction This is the complete table of contents that covers all sections of the service manual. Each main section has an introduction that includes a table of contents for that particular section. Contents This manual covers the following items: Item See page Introduction... -
Page 5: General Information
Dantherm Air Handling. Reservations Dantherm Air Handling reserves the right to make changes and improvements to the product and the service manual at any time without prior notice or obligation. Dantherm Air Handling A/S declares that the DanX units comply with the following... -
Page 6: User's Guide
This is the user’s guide to the settings that can be made directly on the DanX unit (not control settings). A separate user’s manual for the control is included if the unit is delivered with control from Dantherm Air Handling A/S. Note! Not all DanX units are delivered with thermostats and pressure switches. -
Page 7: How To Reset The Hp Pressure Switch
How to reset the HP pressure switch Procedure, high- The high-pressure switch has manual reset. pressure switch Do as follows to reset the high-pressure switch: Step Action Open the door to the compressors and locate the high-pressure switch on the cold-conductor Press the red button to reset the high-pressure switch. -
Page 8: How To Reset The Fire Thermostat
• the air inlet temperature is higher than the pre-set temperature, e.g. + 70 °C • the extract air temperature is higher than the pre-set temperature, e.g. + 40 °C If the unit is delivered with control from Dantherm Air Handling, the release of the fire thermostat will switch off the ventilation unit. -
Page 9: How To Reset The Frost Thermostat
If the frost thermostat is released, the unit turns off, the water valve opens and the circulation pump that may be connected (accessory) will start running. If the unit is delivered with control from Dantherm Air Handling. Procedure Do as follows to reset the frost thermostat:... -
Page 10: How To Adjust Fan Belts
Do not tighten the belts too much, as this will wear out the ball bearings and thus belts reduce their life time. Dantherm Dantherm Air Handling A/S recommends the use of special tools for the tightening of recommends belts in order to check the values of the table below. Correct tightening... -
Page 11: How To Adjust The Number Of Fan Rotations
How to adjust the number of fan rotations Note! Considering the motor size and the allowed working range of the fan the adjustment of the number of fan rotations should be done by a specialist. Adjustment of fan By pulley-driven fans the motor and fan shafts have Taperlock pulleys for quick change pulleys of fan rotations. - Page 12 Constant specifically valid for each single unit size (see table below) K for each unit size is shown in the table: K factor Type K Factor DanX 2/4 DanX 3/6 DanX 5/10 DanX 7/14 DanX 9/18 DanX 12/24 DanX 16/32...
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Page 13: Service Guide
Written documentation must be available. Quick and easy Dantherm Air Handling A/S has put great efforts into making the maintenance work as quick and easy as possible. Among other things the unit has inspection doors for easy access to the parts to be serviced. -
Page 14: Planning Of Service Inspections, Overview
This section describes the parts that need regular service. See separate descriptions for the kind of service needed and the practical performance. Categories Dantherm Air Handling has categorized the service inspections into the following: • 4 times annually • Every 5000 operation hours and at least once annually •... - Page 15 Planning of service inspections, overview, continued Once annually, Component Service Ref. continued Run-around heat Check for dirt Page 24 exchanger Air the coils Clean the condensate tray, the outlet and the drain trap (extract air) Check/clean the pump Heating coil Check for dirt Page 30 Air the coils...
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Page 16: Preventive Maintenance
Preventive maintenance Introduction For optimum operation conditions and a long life it is necessary to perform preventive maintenance on the various unit parts within the stipulated intervals. Read more about intervals in section “Planning of service inspections, overview”, page 14. Guarantee The factory guarantee is only valid when the preventive maintenance is in accordance with the guidelines of this section. -
Page 17: How To Service The Cabinet
Note: it may be necessary to use water and detergent Lubricate the lock fittings Lubricate the metal hinges and the inspection doors Clean gaskets and inspection doors and check for leaks. Dantherm recommends the use of waterproof protection for the gaskets Check gaskets and lock fittings... -
Page 18: How To Service Fans And Fan Motors
How to service fans and fan motors Interval Fan and motor are serviced in accordance with the following intervals: 4 times annually: • Belt drive Once annually: • Fan wheel • Vibration dampers and flexible connections Warning! Do not forget to disconnect all current to the unit and the unit parts before service. Illustrations Belt-driven fans Direct-driven fans... - Page 19 (mm). The deflection strength of each belt depends on the belt profile type used and the centre distance. Dantherm Air Handling recommend the use of special-purpose tools for the measuring of the belt tightening in order to ensure the control of the values...
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Page 20: How To Service The Rotary Heat Exchanger
How to service the rotary heat exchanger Illustration Rotary heat exchanger: Interval To ensure a long lifetime and continuous operation of the DanX unit, the rotary exchanger should be maintained once annually as described below. See ”Procedure”. The rotary heat exchanger should be serviced once annually. Before start The following should be available before service: •... - Page 21 How to service the rotary heat exchanger, continued Procedure, The rotary heat exchanger is serviced as described below: preventive maintenance Step Action Check that the brushes are intact Use a soft brush to remove dust on the edges of the rotary heat exchanger Wash with fat-dissolving detergent to remove fat or dirt on the edges of the heat exchanger If necessary, clean the heat exchanger by compressed air.
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Page 22: How To Service The Cross-Flow Heat Exchanger
How to service the cross-flow heat exchanger Interval The cross-flow heat exchanger is serviced once annually. Before start The following should be available before start: • A soft brush • Fat-dissolving detergent • High-pressure cleaner with atomizer Warning! Do not forget to disconnect all current to the unit and its parts before service. Take care when cleaning the exchanger so that you do not damage the surface of the heat exchanger. - Page 23 How to service the cross-flow heat exchanger, continued Procedure, The preventive maintenance is done as described below: preventive maintenance Step Action Check the heat exchanger plates and inlet for dirt. (You may use a torch to see through it from both sides) Dust should be removed from the inlet edges.
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Page 24: How To Service Run-Around Heat Exchangers
How to service run-around heat exchangers Intervals Once annually. Before start The following must be available before service: • Compressed air or vacuum cleaner • a soft brush Warning! Do not forget to disconnect all current to the unit and the unit parts before service. Take care not to damage the slats of the coils. - Page 25 How to service run-around heat exchangers, continued Procedure, Step Action continued Clean the condensate tray, the drain and the drain trap from the drip tray under the cooling coil Check and clean the eliminator plate (if the unit is equipped with one). Use compressed air and a soft brush...
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Page 26: How To Service The Heat Pump
How to service the heat pump Introduction This guide to the service of the heat pump contains procedures for preventive maintenance and for check of relevant functions. Intervals Once annually. Before start The following must be available before start: • A soft brush •... - Page 27 How to service the heat pump, continued Procedure, check Do as follows to check the heat pump functions: of functions Step Action Check that the HP and LP pressure gauges show the expected or the previously noted pressure. Some deviation is to be expected because of different temperatures inside the unit or change to summer/winter operation or defrosting mode Check that there is perceptible cooling over the evaporator and heating over the condenser...
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Page 28: How To Service The Filter
How to service the filter Introduction There are two kinds of filters: • Bag filters • Panel filters This section deals with the service of both filters. The illustrations will help you decide which kind of filter is used in your DanX unit. Intervals The filter must be exchanged when the pressure loss exceeds the recommended end pressure loss, see table on page 29. - Page 29 How to service the filter, continued Procedure, bag Do as follows to replace the bag filter: filter Step Action Loosen the bag filters by turning the handles Pull out the filters from the unit Clean the frame profiles Check that the rubber gaskets are intact and undamaged Carefully re-insert the new bag filters against the gaskets inside the unit Procedure, panel Do as follows to replace the panel filter:...
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Page 30: How To Service The Heating Coil
How to service the heating coil Intervals Once annually. Before start The following must be available: • Compressed air or a vacuum cleaner • A soft brush Warning! Do not forget to disconnect all current to the unit and the unit parts before service. Take care not to damage the slats of the coils. -
Page 31: How To Service The Cooling Coil
How to service the cooling coil Interval Cooling coils are serviced once annually. Before start The following should be available before start: • High-pressure cleaner with atomizer or compressed air Warning! Do not forget to disconnect all current to the unit and the unit parts before service. Take care not to damage the slats of the coils during cleaning. -
Page 32: How To Service Dampers
How to service dampers Introduction There are different kinds of dampers, but they are serviced in the same way. Intervals Once annually. Before start No special tools are needed. Warning! Do not forget to disconnect all current to the unit and the unit parts before service! Exception from The bearings into which the damper plates are fixed do not need lubrication. -
Page 33: How To Service The Air Distributor
How to service the air distributor Introduction After a while you may have to remove dust deposits from the air distributor. Interval The air distributor is serviced once annually. Before start The following should be available before start: • Brush or vacuum-cleaner Warning! Do not forget to disconnect all current to the unit and the unit parts before service. -
Page 34: Spare Parts
Tove I. Kristensen +45 9614 4762 Spare Part Manager tik@dantherm.com Or contact Dantherm Air Handling A/S’s desk at the company number and you will be put through to the relevant contact person: Tel: +45 9614 3700 Fax: +45 9614 3800... -
Page 35: 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 36: Index
18 preventive maintenance ........13;16 cabinet ............... 17 CE-Delaration of Conformity ........5 recycling ............... 5 contact Dantherm Air Handling ........35 remprofil ..............19 cooling coil ..............31 reservations ..............5 copyright............... 5 rotary heat exchanger..........20 cross-flow heat exchanger .........