LEMON Manuals: Even more car manuals for everyone
Home >> BMW >> 2009 >> X5 35d >> Repair and Diagnosis >> External Pages >> Different car >> Section 3017 (Heating And Air Conditioning - Repair) >> Ac Housing/Evaporator, Switching Elements >> 64 51 525 Removing and installing or replacing expansion valve

64 51 525 Removing and installing or replacing expansion valve

WARNING: This page is about a different car, the 2013 BMW X5 M, 2012 BMW X5 M, 2011 BMW X5 M, and 2010 BMW X5 M. However, it is still accessible from the selected car via links, so may be relevant.

Special tools required: 

WARNING: Risk of injury!
Refrigerant circuit is under high pressure!
Follow safety instructions for handling R 134a refrigerant  . See 64 50... SAFETY INFORMATIONS FOR HANDLING TETRAFLUORETHANE REFRIGERANT R134A  or 64 50... INSTRUCTIONS FOR HANDLING R 134A REFRIGERANT .
Avoid contact with refrigerant and refrigerant oil.
Follow safety instructions for HANDLING REFRIGERANT OIL .
IMPORTANT: Risk of damage!
Restart engine only when air conditioning system has been correctly filled.
Follow INSTRUCTIONS  for opening and replacing parts in refrigerant circuit.
If air conditioning system is opened for more than 24 hours: REPLACE DESICCANT INSERT FOR A/C SYSTEM .

Necessary preliminary tasks: 

Remove gasket (1).

Installation: 

Observe direction arrows (2) without fail.

Replace sealing rings.

Use special tool 00 9 030 to mount sealing rings without damaging them.

Fig 1: Identifying Sealing Rings And Gasket
G04792652Courtesy of BMW OF NORTH AMERICA, INC.

Release screws (1) and carefully remove expansion valve (2).

Tightening torque 64 53 2AZ.

Installation: 

Replace sealing rings.

Use special tool 00 9 030 to mount sealing rings without damaging them.

Fig 2: Identifying Expansion Valve And Screws
G04792653Courtesy of BMW OF NORTH AMERICA, INC.

After installation