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V18.4 

Art. No: MH-BA-25 

 

 

Page 

Electric mobile heating 
units

 

 

English translation of original operating 
instructions

 

 

 
 

 

 

For type MH19.2ME/Q1, MH20.2E, MH40.2ME/Q1

 

Two different control units are described in this manual. Please observe the appropriate 
instructions for your device in the following sections 

3.3.3

 

Settings for type MHRE control unit 

3.3.4

 

Settings for type MHRE control unit 

 
 

 

Summary of Contents for MH19.2ME/Q1

Page 1: ...erating instructions For type MH19 2ME Q1 MH20 2E MH40 2ME Q1 Two different control units are described in this manual Please observe the appropriate instructions for your device in the following sections 3 3 3 Settings for type MHRE control unit 3 3 4 Settings for type MHRE control unit ...

Page 2: ... 5 Service menu 3 3 5 1 Outdoor temperature sensor weather controlled 3 3 5 2 Heating circuit pump run on 3 3 5 3 Stand by temperature 3 3 5 4 Min boiler temperature 3 3 5 5 Max boiler temperature 3 3 5 6 Switch on delay for boiler 3 3 5 7 Date time 3 3 5 8 Reset counter 3 3 6 Menu programs log data 3 3 6 1 Pre installed programs 3 3 6 2 Installing your own programs 3 3 6 3 Read log data 3 3 7 Use...

Page 3: ...emedies 4 1 General information 4 2 Error code table for type MHRE 4 3 Error code table for type MHRQ1 4 4 Heating circuit pump 5 Maintenance 5 1 Regular maintenance 5 2 Storage 6 Accessories 6 1 Supplied accessories 6 2 Optional accessories 7 Miscellaneous 7 1 Imprint Hotline ...

Page 4: ...ollow these instructions Risk of electric shock Indicates a situation that may result in electric shock Risk of burns Indicates a situation that may cause burns due to extremely high or low temperatures Danger of explosion Indicates a situation which may result in an explosion Warning Flammable material Tip Reference to useful information when handling the device Information Abbreviations STB Safe...

Page 5: ...sult Danger for unauthorised operating personnel Only work with the device if you have been instructed accordingly and have understood the contents of these operating instructions Never bridge the settings of the safety devices The device must not be used in hazardous areas The electrical power supply must be disconnected before any maintenance work is carried out on the unit Danger from fire and ...

Page 6: ...11 kW 19 kW Electrical connection CEE 16 A 230V 50Hz 1 CEE 16 A 400V 50Hz 3 CEE 32 A 400V 50Hz 3 Control unit MHRE MHRQ1 Digital Digital and programmable Screed heating programs Screed heating programs Screed curing DIN 1264 4 Functional heating DIN 1264 4 Screed curing DIN 1264 4 Functional heating DIN 1264 4 OE standard B 3732 OE standard B 2242 2 Suissetec Cement Suissetec Calcium Sulphate CaSO...

Page 7: ...V18 4 Art No MH BA 25 Page 6 Heating mode 20 80 C Heating capacity 19 kW Electrical connection CEE 32 A 400V 50Hz 3 ...

Page 8: ...ssetec Cement Suissetec Calcium Sulphate CaSO4 2 3 MH40 2ME Q1 Dimensions W x D x H 670 mm 585 mm 1260 mm Weight including transport trolley approx 70 kg Circulating pump max 3 0 m3 h max 5 5 mWS Heating connection VL RL DN 25 bayonet lock Volume MAG 12 litres Recommended operating pressure 1 5 2 0 bar safety valve 3 0 bar Degree of protection IP 44 Heating mode 20 80 C Heating capacity 8 kW 16 kW...

Page 9: ...u ensure that no damage occurs to the device during transport and storage 3 2 Setup Ensure the device is set up on firm and level ground Secure the device against rolling away 3 3 Commissioning Installation and commissioning may only be carried out by qualified personnel 3 3 1 Connection Check whether the ball valves with thermometer handle are closed Fig 1 Section 3 3 1 Close these if necessary C...

Page 10: ... 2 The recommended operating pressure is 1 5 2 bar Connect the device to the power supply Pos 7 Fig 2 Section 3 3 2 Set the current selector switch to the desired connection Pos 7 Fig 2 Section 3 3 2 Figure 2 Work on electrical components must be carried out by qualified personnel in accordance with local regulations Never bleed or fill the device when it is connected to the power supply If you op...

Page 11: ...ator U lights up red Have the on site power supply checked by a specialist If the LED indicator Air in boiler lights up red and the heating circuit pump does not start the boiler is not sufficiently vented Disconnect the device from the power supply and bleed the device as described in Section 3 3 2 Automatic heating mode Set the switch Fig 4 Section 3 3 3 to on The LED power indicator Fig 4 Secti...

Page 12: ...y alternates between PR and the boiler temperature You cannot intervene in the program sequence In case of power failure the current point within the heating program is stored for one hour If the power supply is active again the heating program automatically resumes from this point Manual heating mode Switch on the device Press the temperature selection button up or down for 5 seconds until the te...

Page 13: ... STB 4 Boiler temperature 5 Outdoor temperature only for units with outdoor temperature sensor 6 Number of active heating stages 7 Heating circuit pump in operation 8 Date 9 Operating mode Manual M or screed heating program 10 Time 11 Multifunction key 12 Multifunction key 13 Enter key select program 14 Back request program info 15 Pressure display 16 Frost protection active ...

Page 14: ...t Set clock Factory settings Information Setting the boiler temperature Press the arrow keys 11 and 12 up or down to set the desired temperature Confirm the change with the Enter key 13 Select program Press the Enter key 13 to select the heating program Use the arrow keys 11 and 12 to set the desired program and confirm with the Enter key 13 Press the Enter key 13 to cancel the program Use the key...

Page 15: ...ds to call up the service menu Enter the PIN by pressing the following key combination 334112 2 x 1x 2x 1x 3 3 5 Service menu 3 3 5 1 Outdoor temperature sensor weather controlled Setting the heating characteristic only for devices with outdoor temperature sensor Preset characteristic curves Outside temperature ...

Page 16: ...arrow keys 11 and 12 and confirm with the Enter key 13 3 3 5 4 Min boiler temperature You can set the minimum boiler temperature to 15 C 50 C Select the desired temperature with the arrow keys 11 and 12 and confirm with the Enter key 13 3 3 5 5 Max boiler temperature You can set the maximum boiler temperature to 50 C 90 C Max operating temperature 80 C Select the desired temperature with the arrow...

Page 17: ...y with MHRQ1 Day Screed curing Functional heating OE standard OE standard Suissetec Cement Suissetec DIN 1264 4 DIN 1264 4 B 3732 B 2242 2 Calcium sulphate CaSO4 1 25 C 25 C 20 C 20 C 20 C 20 C 2 30 C 25 C 25 C 25 C 20 C 20 C 3 35 C 25 C 30 C 30 C 20 C 20 C 4 40 C 50 C 35 C 35 C 20 C 20 C 5 45 C 50 C 40 C 40 C 20 C 20 C 6 50 C 50 C 45 C 45 C 20 C 20 C 7 50 C 50 C 45 C 50 C 20 C 25 C 8 50 C 45 C 50...

Page 18: ...te them with a comma without spaces Insert an empty USB stick into a free USB slot The USB stick must be formatted as FAT32 Click on Export and select the USB stick as the storage location Close the program After the message Update successful is displayed you can remove the USB stick Connect the USB stick to the control unit port 2 Use the arrow keys 11 and 12 to select Transfer Setup Files and co...

Page 19: ...nd then click Save log as PDF 3 3 7 User menu 3 3 7 1 Select language Select the desired language with the arrow keys 11 and 12 and confirm with the Enter key 13 3 3 7 2 Power limitation Select the desired number of heating elements with the arrow keys 11 and 12 and confirm with the Enter key 13 3 3 7 3 Setting the clock Set the desired time with the arrow keys 11 and 12 and confirm with the Enter...

Page 20: ...ufficiently the speed of the pump may be too low In this case switching to a higher speed is necessary If the pump is set to a speed that is too high flow noises are generated in the pipes and especially at throttled thermostatic valves They can be switched to a lower speed by means of a rotary knob on the terminal box left for minimum and right for maximum speed Fig 8 Section 3 3 8 Figure 8 ...

Page 21: ...1 Empty the system if possible at the lowest point 3 3 9 Voltage monitoring Voltage monitoring protects the device against undervoltage and overvoltage If the power supply is faulty the heater is switched off U O On Meaning Voltage OK Overvoltage Undervoltage Neutral conductor or phase missing no voltage neutral conductor or phase missing Figure 9 Figure 10 ...

Page 22: ... top up with water If pressure is too high drain off water Check flow and return temperature The flow temperature should be equal to the boiler temperature 5 C Air in the system Bleed system No circulation Check pump is functioning properly Check barriers STB has triggered 110 C Unlock STB Incorrect setting on room thermostat Check room thermostat setting Room thermostat bridge is missing Display ...

Page 23: ...d out by qualified personnel Error code on display Cause Remed y C1 Short circuit in temperature sensor Contact mobiheat C2 A system error has occurred Contact mobiheat C3 A system error has occurred Contact mobiheat O1 Cable break Temperature sensor is not connected or defective Contact mobiheat O3 A system error has occurred Contact mobiheat Pf The boiler is not sufficiently vented the LED Boile...

Page 24: ...le for damage Replace temperature sensor 4 4 Heating circuit pump Malfunction Possible cause Remedy Pump makes noises Air in the system Pump defective Incorrect operating mode and power set Pump output too low Bleed system Replace pump Adjust the pump Check pump setting 5 Maintenance 5 1 Regular maintenance Clean the device after each use Check and clean the heating elements after each use Check t...

Page 25: ...ves to 45 position This is to ensure that storage does not cause any damage to the device 6 Accessories 6 1 Supplied accessories included with rental equipment optional for purchased equipment 1x connecting pipe heating DN 25 a 2 8 m with GEKA coupling Art No MHABL25H 6 2 Optional accessories 1x cable 20 m Art No MHEVK2016 ...

Page 26: ...NS mobiheat GmbH Winterbruckenweg 58 D 86316 Friedberg Derching Managing Directors Andreas Lutzenberger Helmut Schäffer Marc Oliver Pehlke Registered Court Augsburg HRB 21803 VAT ID DE 248 162 423 ALL RIGHTS RESERVED SUBJECT TO TECHNICAL MODIFICATION EDITION June 2018 Service Hotline 0821 710110 ...

Page 27: ...V18 4 Art No MH BA 25 Page 25 Notes ...

Page 28: ...V18 4 Art No MH BA 25 Page 26 ...

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