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SET 1501 T / 2501 T / 3501 T 

SERVICE MANUAL

en 

Rev. 1.0 • 2021-W12-3

Summary of Contents for 1501 T

Page 1: ...SET 1501 T 2501 T 3501 T SERVICE MANUAL en Rev 1 0 2021 W12 3 ...

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Page 3: ...scription 6 Enclosure dimensions 9 Technical data 10 Installation 11 Installation environment 11 Wall mounting 12 Floor mounting 14 Electrical connection 15 Operation 18 Control panel 18 Maintenance and care 20 Preventative maintenance 20 Software update and log files 21 Trouble shooting 23 Spare parts 26 Schematics 27 Cooling circuit 27 Main PCB 28 Wiring diagram 29 en ...

Page 4: ... is designed to last for many years When the time comes for the unit to be recycled it should be recycled according to national rules and procedures to protect the environment The dehumidifiers contain R407C refrigerant and compressor oil The compressor must be returned to authorities for disposal according to local regulations Type and source of hazard This symbol in connection with the word Dang...

Page 5: ...rds DS EN ISO 12100 2010 Safety of machinery General principles for design EN 60 335 1 2012 Household and similar electrical appliances Safety Part 1 EN 60 335 2 40 2003 Household and similar electrical appliances Safety Part 2 40 EN 60335 2 40 A1 2006 Household and similar electrical appliances Safety Part 2 40 EN 378 1 2016 Refrigerating systems and heat pumps Safety and environmental requiremen...

Page 6: ...otect the compressor against overloading there is a timer which prevents the dehu midifier from starting more than 10 times per hour It means that there is at least 6 minutes between every start up This unit is equipped with an intelligent defrosting strategy The unit monitors the temperature of the evaporator and when the temperature has been below a certain temperature for a period of time the d...

Page 7: ...t Groove B is for use with cable from ex ternal RH sensor as it requires a separate groove to avoid interference All other accessory cables are to be placed in groove A1 A2 An LED is placed on the top inside the unit The LED light indicates different modes of the unit Find a description of the different modes in section LED light and trou bleshooting on page 24 Cable groove accessory LED en ...

Page 8: ...essory only 6 Humidity sensor 7 LED lamp 8 Wall bracket 9 Wall mounting spacers incl in delivery only used for wall mounting 10 Floor mount incl in delivery only used for floor mounting 11 Water drain 12 Mains electricity connection behind the lid Presentation Fig 2 Bottom view 11 12 1 Front cover 2 6 5 3 4 Inside front cover removed 7 8 9 2x 10 Rear view ...

Page 9: ...ure dimensions Enclosure dimensions 770 75 308 30 SET 3501 T 1488 SET 2501 T 1154 SET 1501 T 1004 695 434 2 59 2 3 SET 3501 T 1488 SET 2501 T 1154 SET 1501 T 1004 695 434 2 59 2 Front view Bottom view Side view Fig 3 Dimensions en ...

Page 10: ... 400 680 900 Capacity at 28ºC RH 60 l day 34 52 69 SEC 28ºC RH 60 kWh l 0 47 0 48 0 43 Power supply V Hz 1 230 50 1 230 50 1 230 50 Max power consumption kW 0 9 1 5 1 8 Max Ampere consumption A 3 8 6 6 8 Refrigerant R407C Quantity of refrigerant kg 0 7 0 9 1 2 GWP Global Warming Potential 1774 Noise level 1 m from unit dB A 45 47 48 Weight kg 56 5 66 0 76 5 Filter Type PPI 15 Protection class IPX4...

Page 11: ...be valid The following guideline values are applicable to swimming pools with the addition of chemi cals Chemicals ppm Free chlorine content 1 0 2 0 Combined chlorine content Max 1 3 of free chlorine content pH 7 2 7 6 Total alkalinity 80 150 Calcium hardness 250 450 Total dissolved solids 2000 Sulphates 360 The following guideline values are applicable to swimming pools with self production of ch...

Page 12: ... right spot for the de humidifier and measure where the wall suspension bar has to be mounted Recommended distance from dehumidifier to Ceiling min 225 mm Floor min 225 mm Min 225 Min 225 198 Min 727 A 2 Fix the wall suspension bar sup plied with the unit to the wall NB It is important to fix it horizontally to ensure correct condensate outlet Mounting procedure ...

Page 13: ...n hose and make a condensate outlet through the wall Connect a 3 4 flexible or fixed water hose to the spigot at the base of the dehumidifier Make sure the drainage has a drop of at least 2 Alternatively A condensate pump can be fitted at the water outlet in order to pump the water to a drain 5 Hang the dehumidifier on the wall suspension bar 2x en ...

Page 14: ...tion 1 Fasten both floor mounts to the bottom of the dehumidifier with screws and nuts incl in deliv ery 2 Place the dehumidifier with either a a min space of 225 mm above the unit or b a min angle of 45 a b 3 If you connect a drain hose you have to make sure that the drain has a drop Avoid a wavy laid hose c Mounting procedure min 45 min 225mm min 45 min 225mm ...

Page 15: ...to other organs or result in death Switch off the power on the main switch while you open the dehumidifier Remember also to switch off the power while you close the dehumidifier Step Description Illustration 1 Loosen the two screws that secure the lid to the mains electricity connection Tilt the lid in order to get access to the terminals 2 Guide the cable for the power supply through the PG cable...

Page 16: ...al RH T sensor Terminals for connecting an external humidity temperature sensor See wiring example in Fig 5 4 Alarm An external alarm can reveal if the dehumidifier is operating normally or has an error See wiring example in Fig 6 5 12 VDC Heat control Connection of LPHW water or electric heating helps controlling the indoor temperature Contact your SET dealer for more information There is an opti...

Page 17: ...create your own external electrical circuit and connect it to the run fail terminal on the main PCB see page 28 This illustration is an example of how the run fail circuit could be used RUN FAIL 1 2 3 4 VDC Max 50V 500mA GND GND VDC Max 50V 500mA RUN FAIL 1 2 3 4 VDC Max 50V 500mA GND GND VDC Max 50V 500mA NORMAL MODE ERROR MODE Operational Mode RUN FAIL Error Mode RUN FAIL Fig 6 Alarm Run fail co...

Page 18: ...ration 1 Open the dehumidifier a Loosen the two screws at the bottom of the unit Check that the locks release the front cover b Pull upwards and remove the front cover 2 Loosen the two screws and re move the upper plate covering the control panel 4 digit Display divided into 2 sections The first 2 digits show the code and the last 2 show the value of the code Code Value By default the display will...

Page 19: ...Extractor fan accessory only OF OFF 40 99 The extractor fan accessory will start when the humidity is higher than the set value complete ly independent of the dehumidifier The value is measured in relative humidity Note the 2 hysteresis SI Service Interval weeks OF OFF 1 99 When the Service Interval function is enabled the unit will display SEr when it is time for service d001 Modbus Slave ID 001 ...

Page 20: ...o water can run off freely Please follow this procedure to perform the monthly service Step Action 1 Unlock the two locks underneath the dehumidifier 2 Dismount the front cap by lifting it up and take out the filter The filter is located on the rear of the front cap 3 Wash the filter in tepid soapy water or vacuum clean thoroughly If the filter is faulty replace it 4 Insert filter in the filter ho...

Page 21: ...mb_ext 40 100 Temperature from external RH T sensor 40 Not conn T_aux 40 100 Auxiliary temperature input 40 Not conn T_cond 40 100 Temperature from condenser 40 Not conn T_evap1 40 100 Temperature from evaporator 1 40 Not conn T_evap2 40 100 Temperature from evaporator 2 40 Not conn T_set 5 34 Setpoint value of desired temperature Default OFF RH_amb 0 100 Humidity of ambient air 0 Not conn RH_amb_...

Page 22: ...some seconds later the software has NOT been updated successfully The reason may be a wrong format of the USB memory stick Try to for mat the USB memory stick to FAT32 see description below and repeat the software update procedure again 5 When the display went back to default view the memory stick can be removed Format the USB memory stick to FAT32 file system by following the below steps Note All...

Page 23: ...return to standard view after some seconds LPCo Low Pressure preliminary warning The unit will reset and returns to standard view if the problem is solved after restart If the error persists the display will switch to an LP error see table Error messages Display Description SEnS This message indicates a sensor fault and will cause the unit to stop Press either Up or Down to determine which sensor ...

Page 24: ...but no function Power outlet in wall is disconnected Restore the power Electrical Fuse F1 on main PCB are blown Replace the fuse Defective power sup ply on main PCB Replace main PCB Disconnected loose 230V connection inside the unit Check 230V con nections according to wiring diagram RED constant 3 sec initiating beep HP fault Can t turn on shuts down Defective fan Replace fan Dirty filter Clean t...

Page 25: ... in remote pairing mode Pair with a remote control Succesful pairing is confirmed with a triple beep GREEN constant Ext heating coil acti vated accessory only Part of normal op erating condition BLUE constant Single short beep every 1 min LPCo error Temp difference between condenser and evaporator coil too small Unit resets auto matically If the problem persists the unit will switch to an LP failu...

Page 26: ...26 Maintenance and care Spare parts Spare parts If the need for spare parts occurs please visit shop dantherm com Find spare parts ...

Page 27: ...humidifier 2 3 4 5 6 7 1 Fig 7 This table lists the different parts of the cooling circuit according to Fig 7 Pos Description 1 Compressor 2 Evaporator 3 Air cooled condenser 4 Thermostatic expansion valve 5 Receiver liquid line drier 6 Solenoid valve for pressure equalization 7 Fan Illustration Description en ...

Page 28: ...J25 J29 J29 J34 J34 U29 U29 J28 J28 J4 J4 J22 J22 J19 J19 J10 J10 1 1 2 2 3 3 4 4 1 1 2 2 3 3 4 4 1 1 2 2 3 3 4 4 1 1 2 2 3 3 4 4 5 5 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 BT1 BT1 BACK UP BATT BACK UP BATT 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 4 GND 4 GND 2 RGB GR 2 RGB GR 3 RGB BU 3 RGB BU 1 RGB RE 1 RGB RE 230V AC N N L L L L L L L L N N N N N N N N N N N N N N L L L L N N L L N N 1 1 4 4 4 4 3 3 3 3 3 3 3 ...

Page 29: ... 4 J38 FAN 3 1 GND 2 ANT J29 ANT 1 GND J34 GND 1 VCC 5V 2 D 3 D 4 GND J28 USB 1 RS485_A 2 N C 3 N C 4 RS485_B 5 N C 6 N C 7 N C 8 GND J4 RS485 1 V 2 TH GND 3 TH 4 GND 5 RH J22 RH T 1 RUN 2 RUN 3 FAIL 4 FAIL J19 RUN FAIL 1 1 2 1 GND 3 2 4 2 GND J10 HEAT 1 2 1 3 3V 2 PG2 3 PG3 4 PG4 5 N C J25 KEYB 1 RGB RE 2 RGB GR 3 RGB BU 4 GND J1 DIODE 1 MAINS N 2 MAINS L 3 COMP N 4 COMP L 5 EX FAN N 6 EX FAN L 7...

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Page 32: ...Fax 49 0 71 50 23 37 www set energietechnik de info set energietechnik de SET Energietechnik GmbH can accept no responsibility for possible errors and changes en Irrtümer und Änderungen vorbehalten de SET Energietechnik GmbH n assume aucune responsabilité pour erreurs et modifications éven tuelles fr ...

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