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| Remove fuel line from pressure connection of metering pump and fit a new fuel hose (length approx. 20 cm) from pressure connection to measuring glass (capacity approx. 25 ml). |
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| Switch auxiliary heater on (with the help of a second mechanic, if required). The metering pump will start to deliver after 40 seconds. |
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| Hold measuring glass at same height as heater unit. |
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| After approx. 40 seconds, the fuel line is filled and bled. |
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| Switch auxiliary heater off and empty measuring glass. |
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| Switch auxiliary heater on again. |
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| Hold measuring glass at same height as heater unit. |
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| The auxiliary heater switches off automatically after 90 seconds. |
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| Read measuring glass. Quantity delivered: petrol = 9.3 ml to 10.7 ml; diesel = 6.7 ml to 9 ml |
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| If quantity delivered is not within specifications, renew metering pump -V54-. |
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WARNING
