Connecting air conditioner service station for measuring and checking |
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| Connect air conditioner service station to power supply. |
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| Connect quick-release coupling adapters to charging hoses for air conditioner service station (handwheels not turned inwards, i.e. hand shut-off valves not open). |
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| Switch on air conditioner service station and evacuate charging hoses (necessary only if there is air in the charging hoses). |
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| Switch off air conditioner service station. |
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| Unscrew sealing caps from service connections (with valve). |
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| Connect air conditioner service station via service connections to the vehicle refrigerant circuit using quick-release coupling adapter. |
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| Turn handwheel of quick-release coupling adapter inwards only far enough to ensure that valves on service connections are open (check using a pressure gauge; do not overstress valves). |
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| Perform the intended measuring and checking work. |
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