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Table of Contents
Troubleshooting
Related Manuals for Winterwarm DHX
Summary of Contents for Winterwarm DHX
- Page 1 Installation manual Air heater Type DHX EN - v2.3 / 07-2023...
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Page 2: Table Of Contents
Contents 1. Introduction 7. Commissioning the air heater 1.1. Symbols used in this manual 7.1. Adjusting the settings 1.2. Warranty 7.2. Commissioning the air heater 2. Safety instructions 8. Combustion settings 2.1. Installation 8.1. Adjusting the burner settings 2.2. Use 8.2. -
Page 3: Introduction
NOTICE Failing to follow the safety instructions in this manual can lead to damage to the air heater or the installation and void the warranty. INSTALLATION MANUAL AIR HEATER TYPE DHX... -
Page 4: Safety Instructions
2. Safety instructions Always follow the safety instructions in this chapter when 2.2.1. Maximum CO concentrations installing, using or performing maintenance on this air heater: This air heater uses oxygen from the surrounding air for the combustion process. CO is formed and emitted as a result. -
Page 5: Children And Vulnerable Users
WARNING! Children shall not play with the air heater. WARNING! Children shall not clean and maintain this air heater without supervision. INSTALLATION MANUAL AIR HEATER TYPE DHX... -
Page 6: Technical Specifications
3. Technical specifications 3.1. Performance Technical specification Unit Type DHX v5.1 DHX40 DHX75 DHX100 DHX120 Net nominal heat input 40.0 72.0 100.0 120.0 Heat output 40.0 72.0 100.0 120.0 Air output 3900 3900 5900 6800 Throw horizontal Gas connection G”... - Page 7 PL: II ELwLs Class Specification Unit DHX40 DHX75 DHX100 DHX120 Gas consumption kg/h Burner injectors n x Ømm 1 x 4.5 1x 5.85 1x 6.85 1x 7.8 Burner pressure mbar 11.5 10.7 11.5 10.7 INSTALLATION MANUAL AIR HEATER TYPE DHX...
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Page 8: Dimensions
3.3. Dimensions The dimensions of this air heater can be found in figures 1 through 2. Figure 1 - Dimensions of the DHX40 - DHX75 Figure 2 - Dimensions of the DHX100 - DHX120... -
Page 9: Installation
Place a gas filter in the supply line when needed. CAUTION! When using pressures above 60 mbar to test the supply lines, always close the manual isolation valve of the air heater. INSTALLATION MANUAL AIR HEATER TYPE DHX... -
Page 10: Electrical Connection
4.4. Electrical connection 4.5.1. Installation requirements bus communication The electrical installation must comply with local and Following these requirements when placing the thermostat national requirements as well as IEE regulations. to ensure the heater functions correctly: • Make sure that air can circulate around the 4.4.1. - Page 11 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 must be switched off when setting the switches. Otherwise the settings will have no effect. INSTALLATION MANUAL AIR HEATER TYPE DHX...
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Page 12: Flue Systems
4.5.4. ON/OFF thermostat installation To connect the air heater to an ON/OFF room thermostat, do the following: • Connect the two thermostat wires to terminal 6 and 7 (see figure 11 or the electrical wiring diagram in §11.). This is a 230 V connection for the thermostat signal. -
Page 13: Operating The Air Heater
Step 3: Burner stop, followed by a Lock Out. A period. manual reset is required. (display L15). Ventilation Request to start (summer) ventilation mode. NOTICE A manual reset can be done on the electronic circuit board or remotely with the special room thermostat. INSTALLATION MANUAL AIR HEATER TYPE DHX... -
Page 14: Air Passage Check
6.5. Air passage check When the supply pressure is too low, the heater will not work. Error A-09 will be shown on the display. The The air heater is equipped with a vane switch to check the setting from the pressure switch is shown in the technical passage of air through the heater. - Page 15 The display shows a blinking 0. 2. Press the (+) button twice until the display shows a blinking 7. 3. Press the OK button to activate the 12 hour burner cycle mode. The display shows H2. INSTALLATION MANUAL AIR HEATER TYPE DHX...
- Page 16 Summer ventilation When this mode is activated, the air heater ventilates continuously. The air heater does respond to heat demands. When a heat demand ends, the ventilation function continues. To activate the summer ventilation, do the following: 1. Press the (+) and (-) buttons (figure 14) simultaneously.
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Page 17: Combustion Settings
§3.2.). Table A shows the approximate nominal CO percentages 5. Record the measured value as a reference for the for the DHX models (air temperature 20°C): next measurement. Nominal CO percentage 6. If the burner pressure does not correspond with the... -
Page 18: Converting To Another Gas Type
8.2. Converting to another gas type WARNING! Gas supply lines that are not connected properly can slip off and create a fire hazard. To change the gas type of the heater, the gas injector has c. Check if the wiring is secured properly. to be changed (figure 17 - 6). -
Page 19: Troubleshooting
L-40 and Vane switch error Vane switch does not close when the fan should A-09 Gas pressure There is not enough gas pressure. L-43 Overheating Heat exchange sensor is overheated too often INSTALLATION MANUAL AIR HEATER TYPE DHX... -
Page 20: Instructions
9.4. Instructions Case 5: Too many flame failures while burning. After identifying the problem, use the Case number to find • The gas supply is not constant. This results in a the possible cause in this paragraph. drop in gas supply pressure while burning and causes the flame to extinguish. -
Page 21: Further Troubleshooting
5. Press the OK button. The display shows the rounded ionization value (for example, 47 µA is displayed as 5 on the display). During normal use, the display shows at least a value of 4. INSTALLATION MANUAL AIR HEATER TYPE DHX... -
Page 22: Maintenance
10. Maintenance CAUTION! The air heater must be inspected and 6. Grease any parts and bolts that are regularly cleaned once a year by a qualified installer with sufficient loosened for maintenance. knowledge about the device. 7. Open the manual gas valve in the supply line and check if the supply lines are air tight, do not leak CAUTION! Sufficient maintenance is critical in... -
Page 23: Extensive Maintenance In Poultry Sheds
5. Always rinse chemical cleaning agents off the air bend. heater immediately with water. Chemical cleaning agents contain aggressive substances that can damage the stainless steel of the air heater. INSTALLATION MANUAL AIR HEATER TYPE DHX... -
Page 24: Electrical Wiring Diagram
11. Electrical wiring diagram A complete electrical wiring diagram is shown in figure 22. The connections that are most important to the installation process are shown in figure 23. Connection type Alarm output (optional) Bus communication system Modbus input (optional) 0 - 10 V input (optional) Display (2 x 7 segment) Glass fuse (5 x 20 mm 5AT) -
Page 25: Exploded View And Spare Parts
The parts of the air heater are shown in an exploded view in figure 24. The table below describes each part and shows the correct article number for a replacement part. Figure 24 - Exploded view of the DHX Description... -
Page 26: Disposal And Recycling
The recycling of materials will help conserve natural resources. Please do not therefore dispose of your old electrical and electronic equipment with your household waste. 14. Declaration of conformity Winterwarm Heating Solutions B.V. Olden Goorweg 1 7108 AE, Winterswijk The Netherlands Declares that air heater types: •...
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