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Home >> BMW >> 2013 >> 740Lxi >> Repair and Diagnosis >> External Pages >> Different car >> Section 393 (Cooling System - Repair) >> Coolant, Checking Cooling System >> 17 00... Instructions for repair work on cooling system >> Instructions for dismantling/assembly of coolant hose quick-release couplings >> Dismantling of quick-release coupling

Dismantling of quick-release coupling

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Pull out lock (1) and (2). Pull off hose.

Fig 1: Disassembling Quick-Connect Coupling
G04725825Courtesy of BMW OF NORTH AMERICA, INC.

Installation note: 

Check O-rings (1).

Do not coat O-rings (1) with lubricant.

Fig 2: Identifying O-Rings
G04725826Courtesy of BMW OF NORTH AMERICA, INC.
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