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Summary of Contents for MV Heating MV MY20 Economie
- Page 1 MV MY20 Economie IESEL OWERED MV Heating UK Ltd EATER Unit 6 Second Avenue Business Park NSTRUCTION ANUAL Millbrook 1.00 Southampton SO15 0LP MV MY20 Economie MV Heating UK LTD +44 (0)2380 522345...
- Page 2 Thank you for purchasing the ‘MV MY20 Economie’ air heater. This instruction book describes the structures, working principles, installation and operation of the MV MY20 Economie. 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.
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Page 3: Table Of Contents
Timer and Rheostat Control Plugs ............24 Timer Operation ................... 25 Setting the Time and Date ............... 26 Adjusting the Time and Date ..............26 Power On/Off ................... 27 Changing Display – Temperature & Heat Output Level ......27 MV Heating UK Ltd... - Page 4 Adjusting the Heating Run Time ........28 Fan Only Mode ..................29 Fuel Priming Mode ................... 29 Timer Setting .................... 30 Pairing Remote Control ................31 Using the Remote Control ................ 31 Maintenance ....................32 Fault Codes ....................... 33 MV Heating UK Ltd...
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Page 5: Introduction
+44 (0)23 8052 2345 Introduction The main equipment of the MV MY20 Economie 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
Voltage 12/24V Dimensions 210 X 115 X 122 Operating Range 10.5 - 18V Operating Voltage 10.5-18V (12V 18V-28V (24V) Ambient Temperature (Heater) -40°C to 70°C (Fuel Pump) -40°C to 50°C Maximum Air Inlet Temperature 40°C MV Heating UK Ltd... -
Page 7: Mv Airo 2 Boost Internal Structure
4. Air Motor Gasket 5. Air Motor 6. ECU 7. Overheat Sensor 8. Spring Clip 9. Glow Pin 10. Glow Pin Screen 11. Top Case 12. Bottom Case 13. Outlet Cover 14. Inlet Grill 15. Mounting Gasket MV Heating UK Ltd... -
Page 8: Kit Contents
+44 (0)23 8052 2345 Kit Contents The kit includes everything necessary for installation. Figure III MV Heating UK Ltd... - Page 9 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 or road debris MV Heating UK Ltd...
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Page 10: Installation
Choose a flat installation surface, any undulations could cause the case to twist and will not ensure an even mount. Make sure there are no foreign bodies between the bottom of the heater and the installation surface itself. This will ensure a good seal between the two. MV Heating UK Ltd... - Page 11 It can also be tilted on its longitudinal axis by 90° so long as the glow pin position points upward. During usual operation the heater can deviate by 15° each way with vehicle movement without impaired function of the heater. MV Heating UK Ltd...
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Page 12: Wiring Harness Connector Positions
Note: Ensure the bottom cover fits correctly inside the groove of the lid. Figure VI MV Heating UK Ltd... -
Page 13: Installation: Mounting
A. Mounting Gasket B. Mounting Plate Figure VII Note: The mounting plate shown in figure VII may differ in overall size and the circular flange may not be present, however the heater footprint will remain the same. MV Heating UK Ltd... - Page 14 3. The mounting gasket supplied must be fitted 4. The vehicle wall must be flat and smooth 5. Mounting bracket 6. M6 Washer 7. M6 Nut Figure VIII shows the mounting positions on a vehicle’s floor and wall. MV Heating UK Ltd...
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Page 15: Installation: Ducting And Pipework
+44 (0)23 8052 2345 Installation: Ducting and Pipework Using the MV MY20 Economie as an example: Figure IX 1. Ducting AND/OR Grill 2. Main Heater body 3. 60mm Hose Clip 4. 60mm APK Ducting 5. 60mm Hose Clip 6. 60mm Reducer 7. -
Page 16: Exhaust System
You should also route the exhaust so that the fumes are not taken back in by the air intakes of the heater and ensure that the outlet does not get blocked by anything like road debris etc. MV Heating UK Ltd... -
Page 17: Combustion Air Intake
Some models can also be fitted with a combustion air silencer to reduce the noise of the air intake; this is ultimately down to personal preference. In some situations, an air filter may be required to stop dust or debris making its way up the air pipe. MV Heating UK Ltd... -
Page 18: Installation: Fuel Lines
Make sure all connectors are fastened securely to prevent dripping of fuel, particularly onto hot surfaces or electrical components. File down any drill holes to again ensure an even mounting surface. Tighten the M6 bolts provided to a torque setting of 6Nm+1Nm. MV Heating UK Ltd... -
Page 19: Installation Of Fuel Lines
Always fit the fuel pump on the anti-vibration mount securely onto the vehicle. Ensure the outlet of the fuel pump tilts upward. The correct angle is shown in figure XIII. MV Heating UK Ltd... - Page 20 4. Fuel Pump Fuel Pump Angle & Suction Height A. 3000mm B. 500mm C. 2000m D. Not acceptable E. Acceptable (between 15-90°) F. Not acceptable Figure XIII Figure XIII shows the ideal way to mount the fuel pump. MV Heating UK Ltd...
- Page 21 The bottom of the suction pipe should be about 30-40mm from the bottom of the fuel tank to avoid sucking impurities or sediment from the bottom of the fuel tank. MV Heating UK Ltd...
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Page 22: 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 23 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 24: Mv My20 Wiring Diagram
+44 (0)23 8052 2345 MV MY20 Wiring Diagram Figure XVII MV Heating UK Ltd... -
Page 25: Timer And Rheostat Control Plugs
Figure XVIII shows the plug connections. Timer Control Plug YELLOW GREEN BLACK GREY/BLACK GREY PURPLE From Wiring Harness From Timer Figure XVIII MV Heating UK Ltd... -
Page 26: Timer Operation
C. Settings Icon D. Heat Time Setting E. Heat Output Level Figure XIX Functions: • On/Off Heating Function • Three timer settings • Fan Mode • Fuel pump priming mode • Remote control pairing • Fault Code Display MV Heating UK Ltd... -
Page 27: Setting The Time And Date
4) Navigate to the calendar icon, to adjust the day of the week in the same way as the previous steps. NOTE: When the timer begins, it will bleep twice, after the purge cycle has completed, and 5 times once the glow pin has stopped pulsing. MV Heating UK Ltd... -
Page 28: Power On/Off
2) Press and hold the return key for 3 seconds to switch between displays. 3) Use the arrow keys to change the range: Temperature: 8°C – 32°C Power: 1L – 5L 4) Press and hold the On & Off key for 3 seconds to turn the heater off. MV Heating UK Ltd... -
Page 29: Adjusting The Heating Run Time
The range is: 10 – 120 minutes or, by pressing the right key again after 120 minutes it can be set 120min to run indefinitely, indicated by the Control Timer infinity symbol (∞). MV Heating UK Ltd... -
Page 30: Fan Only Mode
3) Press and hold the On & Off key for 3 seconds to start fuel priming, the default priming time is 90 seconds. 4) Hold the On & Off key to turn off the fuel priming mode at any time. MV Heating UK Ltd... -
Page 31: Timer Setting
A ‘dot’ will appear in the upper left corner of the screen, confirming the heating time set. 8) The second (P2) and third (P3) heating times can be altered in the same way. MV Heating UK Ltd... -
Page 32: Pairing Remote Control
1) Once the remote has been paired, press the ‘On’ button to switch the heater on. 2) The fan speed can be altered by using the + and – symbol on the remote. 3) Press off to switch the heater off. MV Heating UK Ltd... -
Page 33: 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 34: Fault Codes
There is an open or short circuit on the Interrupted yellow/gray communication line E-14 Atmospheric pressure sensor There is an open or short circuit on the (Altitude Sensor) atmospheric pressure sensor Thank you for purchasing the MV Airo 2 MV Heating UK Ltd... - Page 35 +44 (0)23 8052 2345 MV Heating UK Ltd...
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