Contents Wiring diagrams Section: Automatic HVAC System All sections

Automatic A/c-Heater Systems: Specifications BMW 5 series E39 facelift

SPECIFICATIONS

ApplicationSpecification
Refrigerant (R-134a) Capacity25.6-27.3 ozs. (725-775 grams)
Refrigerant Oil Total Fill Capacity (1)
Nippon Denso4.9-5.9 ozs. (145-175 ml)
Seiko Seiki5.4-6.8 ozs. (160-200 ml)
System Operating Pressures
High Pressure
Switching-Off Pressure409.0-461.2 psi (28.2-31.8 bar)
Switch On Pressure278.5-330.7 psi (19.2-22.8 bar)
Medium Pressure
Switching-Off Pressure195.8-239.3 psi (13.5-16.5 bar)
Switch On Pressure239.3-282.8 psi (16.5-19.5 bar)
Low Pressure
Switching-Off PressureAt Least 21.8 psi (1.5 bar)
Switch On PressureMaximum 37.7 psi (2.6 bar)
Operating Pressure29.0-507.6 psi (2-35 bar)
(1) Use only PAG oil (BMW part No. 82 11 1 468 042).
(1)Use only PAG oil (BMW part No. 82 11 1 468 042).

SPECIFICATIONS

TORQUE SPECIFICATIONS

ApplicationFt. Lbs. (N.m)
Compressor Filler Plug22 (30)
Pipe Connections
5/8"15 (20)
3/4"29 (39)
7/8"31 (42)
11/16"35 (48)
Pressure Safety Switch
High Pressure(1) 18 (25)
Low Pressure(1) 14 (19)
Pressure & Suction Lines To Compressor15 (20)
(1) Apply locking compound to threads.
(1)Apply locking compound to threads.

TORQUE SPECIFICATIONS