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Reversing valve
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Bosch reversing valve (PN 8733953805) is a refrigeration reversing valve used to switch refrigerant flow between cooling and heating modes in Bosch heat pump and split systems, performing the mode-change function described in Bosch technical/service documentation. (bosch-homecomfort.com) Listed as a Bosch spare part, it integrates into the unit’s refrigerant circuit and is actuated by the system control to enable reversible operation for service, repairs, and OEM replacement.
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