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INSTRUCTION MANUAL

AIR HEATER TYPE XR+

3.3 Dimensions

The dimensions of this air heater can be found in figures 1 and 2.

131

469

327

41

0

27

9

52

9

61

6

M10

M10

494

650

753

91

84

852

12

0

63

Figure 1 - Dimensions of the XR10+ - XR30+

546

399

177

47

0

27

4

64

8

146

M10

M10

112

105

183

12

0

108

794

66

8

Figure 2 - Dimensions of the XR40+ - XR60+

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Summary of Contents for XR+ Series

Page 1: ...XR en v1 0 12 2020 INSTALLATION MANUAL AIR HEATER TYPE XR ...

Page 2: ... 14 6 Operating the air heater 16 6 1 Burner cycle 16 6 2 Minimum firing time 16 6 3 Delta T regulation 16 6 4 Summer ventilation 17 6 5 Overheating protection 17 6 6 Flue passage check 17 7 Commissioning the air heater 17 7 1 Adjusting the settings 17 7 2 Commissioning the air heater 17 8 Combustion settings 19 8 1 Adjusting the burner settings 19 8 2 Converting to another gas type 19 9 Troublesh...

Page 3: ...anual DANGER Indicates a dangerous situation that would lead to death or severe injury WARNING Indicates a potentially dangerous situation that could lead to death severe injury or serious product damage CAUTION Indicates a potentially dangerous situation that could lead to injury or product damage NOTICE Indicates important information that is not directly related to safety 1 2 Warranty NOTICE Us...

Page 4: ...ining Chlorine that are sucked into the air intake will cause corrosion of the heat exchanger and a leakage of condensate and flue gas This is also the case for the room thermostat 2 2 Use CAUTION Make sure the area around the air heater is dry when performing maintenance on the air heater CAUTION Always close the doors and inspection hatches of the air heater except when adjusting and checking th...

Page 5: ...0 0 300 0 300 0 325 0 750 0 750 Electrical power consumption min kW 0 165 0 270 0 270 0 250 0 600 0 600 Stand by electrical power consumption kW 0 004 0 004 0 004 0 004 0 004 0 004 Electrical current max A 0 9 1 4 1 4 1 5 3 5 3 5 Protection class IP00B Emission efficiency ηs flow 96 8 96 3 95 1 94 2 94 9 94 0 Seasonal space heating efficiency 78 3 78 1 78 4 78 3 78 8 78 3 NOx emission GCV mg kWh 4...

Page 6: ...O2 High 9 1 9 0 9 0 9 0 9 0 9 0 CO2 Low 8 5 8 5 8 5 8 5 8 6 8 6 O2 High 4 9 4 9 4 9 4 9 4 9 4 9 O2 Low 5 8 5 8 5 8 5 8 5 8 5 8 3 2 2 Propane G31 Specification Unit Propane Nominal supply pressure mbar 30 50 Supply pressure min max mbar 25 50 Gas category I3 P Class B23 C13 C33 Specification Unit XR10 XR20 XR30 XR40 XR50 XR60 Gas consumption max m3 h 1 1 1 8 2 5 3 5 4 4 5 3 CO2 High 11 0 10 8 10 8 ...

Page 7: ...his air heater can be found in figures 1 and 2 1 3 1 469 3 27 41 0 279 529 61 6 M 1 0 M 1 0 4 9 4 650 753 91 84 8 5 2 1 20 63 Figure 1 Dimensions of the XR10 XR30 546 399 1 77 470 274 648 1 46 M 1 0 M 1 0 1 1 2 1 05 1 8 3 1 20 1 08 794 668 Figure 2 Dimensions of the XR40 XR60 ...

Page 8: ...incorporate the gas safety regulations 4 2 Positioning the air heater Keep the following requirements in mind when choosing a location to install your air heater WARNING Never install an air heater close to flammable materials Keep sufficient distance between the heater and any obstructions This is both for safety reasons and to allow access for service and maintenance figure 3 Make sure the air f...

Page 9: ...bar measured at the inlet pressure nipple of the gas control in the heater NOTICE The supply line s manual isolation valve must be placed within reach of the heater NOTICE All gas supply lines must be mounted without any mechanical tension NOTICE Always clean the inside of a gas supply line before connecting it to the air heater Place a gas filter in the supply line when needed CAUTION When using ...

Page 10: ... and the thermostat is based on a two wire low voltage connection see the electrical wiring diagram in 11 Follow these instructions to prevent malfunction of the installation and damage to the thermostat or air heater Use a cable with the following specifications Signal cable Shielded and twisted Minimum dimensions 1 x 2 x Ø0 8 mm2 Maximum length 200 m CAUTION Keep the thermostat cable separated f...

Page 11: ... Set the J14 switch of the first air heater to 1 d Set the J14 switch of the second air heater to 2 etc 1 2 3 4 5 6 7 8 ON 1 0 1 2 3 4 5 6 7 8 ON 1 0 S1 J14 1 2 3 4 5 6 7 8 ON 1 0 Figure 11 Positions of the S1 and J14 switches for the first three air heaters in a system NOTICE If the J14 switch of more than one air heater is set to the same number the system will not work NOTICE The air heater mus...

Page 12: ... the only way the installation will be approved NOTICE Local regulations can require the flue terminal to be placed at least 0 6 m above roof level NOTICE Local regulations can require a minimum distance between the flue terminal and air ventilation openings on the building 5 1 Flue terminals The following flue terminals are compatible with this air heater Model s Vertical discharge Flue terminal ...

Page 13: ...aporate if the heater is operating for a longer period of time The forming of condensate depends on the following factors 5 3 1 Air heater type Condensate is especially likely to form in the smaller heaters 25 kW Condensate will most likely not form in the larger heaters 25 kW 5 3 2 Air heater location When an air heater burns frequently and is placed in a normally heated room temperature above 15...

Page 14: ...is or dust gets into the air heater 2 Install the weather collar 3 Carefully insert the flue terminal from the outside CAUTION Do not rotate the cap 4 Put the flue terminal into a vertical position Use a level 5 OPTIONAL If desired fit cover plates These are supplied separately 6 Place the supplied wall clamp around the flue terminal and fit it to the roof construction Do not tighten the clamp yet...

Page 15: ... use different connection systems for flue pipes It is not allowed to combine systems from different manufacturers 5 4 3 2 Elements system ALU FIX thick wall An ALU FIX flue system is created with four elements figure 17 Figure 17 The elements of a flue system 5 4 3 3 Seals The connection between the different flue elements must be made airtight and waterproof with silicon seals CAUTION If the flu...

Page 16: ... seconds of ignition The gas valve opens 7 Flame check The air heater checks if the flame is present 8 Burn The heater fires up and starts to modulate 9 Minimum Before the flame stops the burner will modulate to minimum power 10 Burner off The gas valve closes The flame stops 11 Post purge Burner fan purges with fresh air System fan cools the heat exchanger 6 2 Minimum firing time The heater will ...

Page 17: ...c circuit board or remotely with the special room thermostat 6 6 Flue passage check The air heater is equipped with a pressure switch that checks the passage of combustion air through the heat exchanger The pressure switch checks if there is sufficient movement of combustion air through the heat exchanger only during the pre purge phase If the pressure difference is too low the air heater will not...

Page 18: ...ter will burn for the minimal firing time see 3 1 for more information 7 2 2 First use display To commission the air heater via the display s manual test mode do the following NOTICE The display s manual test mode will only work for maximum 10 minutes 1 Press and hold the Return and button for a few seconds figure 19 The display will alternate between Lo and St This means the heater will start up ...

Page 19: ...our forefinger The gas mixture will become richer and will ignite more easily Look for the correct CO2 value for the air heater in 3 2 Adjust the CO2 value if the difference is more then 0 3 1 Check the CO2 value in High fire mode 4 2 Turn the Ratio adjuster screw to the right to de crease the CO2 value 3 Turn the Ratio adjuster screw to the left to increase the CO2 value 4 Check the CO2 value in ...

Page 20: ...or failure 4 L 26 Sensor error Flue sensor failure 4 L 27 to 31 Internal error Internal error 13 L 32 Sensor error Heat exchange sensor failure 4 L 33 to 38 Internal error Internal error 13 L 42 Flue temperature error Too many flue temperature errors 3 L 43 Overheating Heat exchange sensor is overheated too often 3 9 2 Temporary errors The table below describes the temporary errors that can occur ...

Page 21: ...s to the heat exchange sensor L 26 refers to the flue sensor if applicable The heat exchange sensor consists of two internal sensors The readings of these sensors may differ too much Measure the resistance of each sensor The resistance should be 20 KΩ at 25 C and 25 KΩ at 20 C If the measured values differ too much replace the sensor Case 5 Too many flame failures while burning The gas supply is n...

Page 22: ...ant for a proper ignition Check the ignition cable It should have a resistance of 1 kΩ Check the position of the ignition electrode The spark has to be formed between the two electrodes not between the electrode and the burner 9 5 2 Insufficient output The heat output of the air heater is insufficient if there is too much resistance in the inlet or outlet flue system The burner fan still rotates a...

Page 23: ...ly be performed when the heater is running Do the following 1 Reconnect the air heater to the power supply 2 Switch on the air heater 3 Check if the heater operates without problems See chapter if any errors occur 4 Check the air heater s combustion efficiency If necessary Adjust the burner settings see 7 1 10 3 Maintenance of the burner unit The burner unit is an important part of the air heater ...

Page 24: ... triac 11 12 N L 5 4 J17 100K 25 C 7 6 J2 L N 5 4 3 2 1 4 3 1 2 J16 4 3 1 2 A 24V B GND 20 GND 21 0 10V dP C2 C3 C4 C6 D1 D2 E1 I1 M2 M3 P1 S2 T1 T2 T4 V1 PE K6 K6 11 13 Modbus 9 A1 10 A2 A1 8 N K6 A1 A2 RT No Connection type A1 Alarm output 230 V optional C2 Modbus connection optional C3 0 10 V input optional C4 Modulating thermostat C6 ON OFF thermostat optional D1 Display 2 x 7 segment D2 Red a...

Page 25: ...460 GA3460 GA3460 5 Burner fan EBM GY4523 GY4523 GY4523 GY4523 GY4523 GY4523 6 Gas valve SIT SIGMA 848 GA3000 GA3000 GA3000 GA3000 GA3000 GA3000 7 System fan GX4201 GX4204 GX4206 GX4206 GX4217 GX4217 8 Burner control unit EBM966 GY5901 GY5901 GY5901 GY5901 GY5901 GY5901 9 Pressure switch GX3932 GX3932 GX3932 GX3932 GX3932 GX3932 10 Heat exchange sensor GY3932 GY3932 GY3932 GY3932 GY3932 GY3932 11 ...

Page 26: ...ves being 2016 426 EU GAR relating to appliances burning gaseous fuels 2014 35 EU LVD relating to the electric safety of appliances 2014 30 EU EMC relating to electromagnetic compatibility of appliances 2006 42 EG MD relating to the safety of machinery Goods should be installed and used in accordance with our instructions and with the applicable local and international rules Installation should be...

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