Related Manuals for MV Heating MV Airo 2
Summary of Contents for MV Heating MV Airo 2
- Page 1 +44 (0)23 8052 2345 MV Airo 2 Air Heater Instruction Manual Ed. 3.01 MV Heating UK Ltd Unit 6 Second Avenue Business Park Millbrook Southampton SO15 0LP MV Airo 2 MV Heating UK Ltd...
- Page 2 Thank you for purchasing the MV Airo 2 Air heater. This instruction book describes the structures, working principles, installation and operation of the MV Airo 2. For correct use of the heater, please read this instruction book carefully before installation and use. The instruction book should be saved in a convenient place for reference later.
- Page 3 +44 (0)23 8052 2345 Contents Introduction ....................... 5 Technical Data ....................6 MV Airo 2 Internal Structure ..............7 Structures and Working Principles ............. 8 Case Assembly .................... 9 Installation ....................... 10 Installation of the Main Heater Body ............12 Air Inlet &...
- Page 4 Installation Fuel Priming Feature ............. 40 Checking Error Codes ................41 Resetting Digital Controller to Factory Settings ........42 Maintenance ....................43 Fault Codes ....................... 44 Rheostat Control ..................44 Fault Codes ............Error! Bookmark not defined. Timers......................45 MV Heating UK Ltd...
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Page 5: Introduction
+44 (0)23 8052 2345 Introduction The main equipment of the MV Airo 2 air heater (hereinafter referred to as ‘the heater’) is a small fuel furnace controlled by a single-chip micro- processor. Its furnace body (the heat exchanger) is located in the hood shaped case, which serves as an independent air passage. -
Page 6: Technical Data
Fuel Petrol Diesel Voltage 12/24V 12/24V Fuel Consumption (l/h) 0.14 - 0.27 0.12 - 0.24 Power Consumption 14 - 29 Working Temperature -40°C - 20°C Weight (KG) Dimensions (mm) 323x120x121 Variable Output Current Draw (Amps) Position MV Heating UK Ltd... -
Page 7: Mv Airo 2 Internal Structure
+44 (0)23 8052 2345 MV Airo 2 Internal Structure Figure II 1. Heat exchanger 2. Gasket 1 (4 hole) 3. Combustion chamber 4. Burner Assembly 5. Gasket 2 (5 hole) 6. Air Motor Assembly 7. Insulating bush 8. ECU 9. Air Fan Wheel 10. -
Page 8: Structures And Working Principles
Structures and Working Principles The structure of the main heater is shown in Fig. III 1. Heat Exchanger 2. Heater Case 3. Insulating Bush Figure III MV Heating UK Ltd... -
Page 9: Case Assembly
+44 (0)23 8052 2345 Case Assembly Figure IV 12. Junction box cover 13. Top Case 14. Hot air outlet 15. Inlet Cover 16. Outlet Cover 17. Grill MV Heating UK Ltd... -
Page 10: Installation
+44 (0)23 8052 2345 Installation The kit includes everything necessary for installation. MV Heating UK Ltd... - Page 11 Do not install the heater in closed spaces without ventilation • Do not place the heater near anything that can cause a blockage • Do not mount the heater near any water sources and protect it from any splashing MV Heating UK Ltd...
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Page 12: Installation Of The Main Heater Body
Tighten the M6 bolts provided to a torque setting of 6Nm+1Nm. Figure VII shows the position of the installation holes. If the installation area is less than 1.5mm thick a mounting plate will be required (Figure VIII). MV Heating UK Ltd... - Page 13 +44 (0)23 8052 2345 35.5 DIMENSIONS: MM A. Mounting Gasket B. Mounting Plate Figure VII Figure VIII If the heater is being reinstalled, a new gasket should be used. 0 - 90° 0 - 90° Figure IX MV Heating UK Ltd...
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Page 14: Air Inlet & Outlet
Avoid re-entering of the supplied hot air into the inlet port (as shown in Figure X). If no inlet pipe is required, make sure the grill is installed at the inlet port instead (Figure IV no. 17). MV Heating UK Ltd... -
Page 15: Additional Ducting (Optional)
E. 80-60mm Reducer F. 80mm Directional Vent Figure XI A. Heater Outlet B. 60mm Hose Clip C. 60mm APK Ducting D. 60mm ‘Y’ Branch E. 80- 60mm Reducer F. 80mm Directional Vent G. 80mm Open/Close Vent Figure XII MV Heating UK Ltd... -
Page 16: Installation Of Combustion Air Pipe And Exhaust
Do not confuse the two. Use the supplied clamps to fix them securely to the combustion air inlet and the exhaust outlet on the heater. The protective end cap on the outlet of the MV Heating UK Ltd... - Page 17 90˚±10˚. This is best achieved by fixing a clamp 150mm from the pipe end. Any exposed exhaust should be covered with a 10° heat shield to prevent scalding. 10° Figure XV MV Heating UK Ltd...
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Page 18: Fuel Lines
Ensure the outlet of the fuel pump tilts upward. The correct angle is shown in Figure XVII. Where possible the fuel line is ideally placed uphill to the fuel pump to ensure ideal bleeding of the fuel line. MV Heating UK Ltd... - Page 19 D. Not acceptable E. Acceptable (between 15-90°) F. Not acceptable Figure XVII Figure XVII shows the ideal way to mount the fuel pump The fuel pump’s outlet should tilt upward at an angle between 15˚-35˚ (as shown above). MV Heating UK Ltd...
- Page 20 The bottom of the suction pipe should be about 30-40mm from the bottom of the fuel tank so as to avoid sucking impurities or sediment from the bottom of the fuel tank. MV Heating UK Ltd...
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Page 21: Fuel Standpipe
Cut the standpipe down to size if necessary • Fit the standpipe by tilting it into position into the newly drilled hole • Place the rubber and metal washers back on top followed by the nut and tighten it securely on top MV Heating UK Ltd... - Page 22 The bottom of the fuel standpipe should be 30-40mm from the bottom of the fuel tank to allow enough suction of fuel and at the same time not allow impurities and sediment to be drawn up the standpipe. MV Heating UK Ltd...
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Page 23: Mv Airo2 Wiring Diagram – Brushless Version
+44 (0)23 8052 2345 MV Airo2 Wiring Diagram – Brushless Version Figure XXI MV Heating UK Ltd... - Page 24 They can then be connected via the spring plug straight to the fuel pump or using the fuel pump extension loom if more length is required. MV Heating UK Ltd...
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Page 25: Timer And Rheostat Control Plugs
An adaptor cable may be necessary. Timer Control Plug BLACK UNUSED BLUE/WHITE BLUE BROWN RED/YELLOW GRAY UNUSED To Timer Control Figure XXII Rheostat Control Plug RED/WHITE BLACK UNUSED BLUE BROWN RED/YELLOW GRAY To Rheostat Control Figure XXIII MV Heating UK Ltd... -
Page 26: Wiring Loom Plug For Timer And Rotary Control
The remote temperature sensor probe is best installed at shoulder height whilst sat down, ensuring ample air flow and a clear ambient temperature reading It is inserted into the corresponding blue and brown wire plug just off from the main E.C.U. connection X6. MV Heating UK Ltd... -
Page 27: Circuit Interfaces
The following circuit interfaces can be found on the controller case; these are: • X1: Fan motor • X2: Glow plug • X3: Overheat sensor • X4: Leads to fuel pump • X5: Unused • X6: Main Wiring Harness Figure XXV MV Heating UK Ltd... -
Page 28: Operation
Variable output is simply high to low heat. The temperature button switches the heater to thermostatic mode (the heater will then switch to a cool-down cycle automatically once it has reached the selected temperature). The fan button only switches the fan on for cool air. MV Heating UK Ltd... -
Page 29: Mini Timer
Adjustable thermostatic mode from 5°C to 35°C • Adjustable 7 step heating mode from <1kW to your heaters full output • 24-hour countdown set up time • Heating time from 15 minutes to 99 hours • Fault Information Codes MV Heating UK Ltd... -
Page 30: Manual Start Up And Shut Down
The modes can then be adjusted with the arrow keys. Once adjusted; confirm the selection by pressing the ‘heating icon’ and move onto the next step by pressing the ‘P’ button. MV Heating UK Ltd... -
Page 31: Checking Temperature
The fault display can be accessed by pressing the ‘P’ button during the heating mode. Six fault codes can be checked by pressing the arrow keys. To return to the heating mode, press the heating button. To eliminate the fault information; press the ‘P’ and heating buttons simultaneously. MV Heating UK Ltd... -
Page 32: Remote Operation
If done correctly the display will read ‘FUEL’ and the pump will begin to pump quickly. To stop; press the heating icon again. Press and hold the ‘P’ icon for more than three seconds to return to the standby mode. MV Heating UK Ltd... -
Page 33: Lcd Digital 7-Day Timer
Clock Face Functions: • 7 day timer, able to be programmed 3 times daily • 7 step variable output mode • Thermostatic mode from 05°C to 35°C • Adjustable cold air fan mode (on later versions) MV Heating UK Ltd... -
Page 34: Changing Language
6. Press any of the arrow keys until the screen reads ‘02:on’ P 1 P 1 7. Keep pressing ok until back to the P1 menu screen 8. Press power button to return. The language will now be set to English. 18:30 18:30 18:30 MV Heating UK Ltd... -
Page 35: Changing The Date And Time
12:30 12:30 12:30 the home screen (displaying the correct time) NOTE: If the LCD digital timer is disconnected from the loom, the date and time will need to be re-entered. 12:05 12:05 12:05 12:05 12:05 12:05 MV Heating UK Ltd... -
Page 36: Manual On/Off
(07 to 01 respectively) 07 07 07 07 4. To switch the heater off, simply press the heater button to return to the home screen. 0 1 0 1 0 1 0 1 18:30 18:30 18:30 MV Heating UK Ltd... -
Page 37: Switching To Thermostatic Mode
(07 to 01 respectively) using the arrow keys. To switch it off, press the power button. NOTE: Some earlier models will not have this function. MV Heating UK Ltd... -
Page 38: Pre-Setting Heating Times
50-990. Press OK to confirm. 5. Select the hour you wish the heater to start at L800 L800 L800 L800 by using the arrow keys and then pressing OK to confirm. 06:30 06:30 06:30 06:30 06:30 06:30 MV Heating UK Ltd... - Page 39 NOTE: To turn any of the preset times off without altering the set times, simply go through to step 3 and select ‘OFF’ using the arrow keys. Then repeatedly press OK until 18:30 18:30 18:30 18:30 18:30 you have returned to the home screen. MV Heating UK Ltd...
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Page 40: Installation Fuel Priming Feature
4. The fuel pump will begin to rapidly pump the fuel fuel fuel fuel. 5. It will automatically shut down after three minutes, or press any key to stop the pumping at any time, and return to the home screen. 18:30 18:30 18:30 MV Heating UK Ltd... -
Page 41: Checking Error Codes
3. Press OK to delete all errors or power to go back. Once the display reads ‘IE00’ then no Ie 00 Ie 00 Ie 00 errors have been found. 4. Press OK or power to return. 18:30 18:30 18:30 MV Heating UK Ltd... -
Page 42: Resetting Digital Controller To Factory Settings
4. The control should now be reset to its original factory settings. 0 1 0 1 一 一 一 二 二 二 三 三 三 18:30 18:30 18:30 18:30 四 四 四 五 五 五 六 六 六 日 日 日 MV Heating UK Ltd... -
Page 43: Maintenance
After 10 years the heat exchanger, overheat sensor and exhaust should be replaced by a professional. If any welding is being attempted on the vehicle, please remove the positive power supply wire and earth it to protect the controller from any damage. MV Heating UK Ltd... -
Page 44: Fault Codes
Temperature sensor: Broken circuit or short-circuit Fuel pump: Broken circuit or short-circuit Fan motor: Broken circuit, short-circuit or clogged Glow pin: Broken circuit or short-circuit Overheated Overheat sensor: Broken circuit or short-circuit Control switch: Broken circuit or short-circuit MV Heating UK Ltd... - Page 45 1E-31 : Voltage too low – check battery or voltage drop in supply cable 1E-52 : Overheat sensor failure 1E-70 : Fuel pump open circuit or ECU failure 1E-80 : Air motor failure 1E-90 : Glow pin failure 1E-d3: Maintenance Reminder Thank you for purchasing the MV Airo 2 MV Heating UK Ltd...
- Page 46 +44 (0)23 8052 2345 MV Heating UK Ltd...
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