BMW 3 Series E46

since 1998 release

Repair and operation of the car



BMW 3 Series E46
+ BMW 3 cars (E46)
+ Current leaving and service
+ Engine
- Cooling systems, heating
   + Engine cooling system
   - Heater and conditioner of air of salon
      Removal and installation of the control unit of the heater/conditioner
      Removal and installation of the fan of a heater
      Replacement of additional resistors of the fan of a heater
      Removal and installation of air deflectors
+ Power supply systems, injection and release
+ Engine electric equipment
+ RKPP and transmission line
+ Automatic transmission
+ Coupling and power shafts
+ Brake system
+ Suspension bracket and steering
+ Body
+ Onboard electric equipment
+ Schemes of electric equipment





Removal and installation of the control unit of the heater/conditioner

Conditioner

 REMOVAL

1 Remove the radio receiver, address the Section Removal and installation of the radio receiver.

2 Take the control unit-1-through an aperture of the radio receiver and with a force extend it. From above and from below the control unit fastens two brackets.

3 From a reverse side to a rasstykuyta all shtekerny connections. For this purpose press a pad-1-and turn a bracket-2-on a corner 90 ° - In-. Thus, the plug is taken out from a guide.

4 Remove the control unit.



 INSTALLATION

5 Check reliability of installation of brackets of fastening on the control unit. If necessary insert into place the dropped-out brackets.
6 Join all shtekerny connections behind the control unit and record them. When joining plugs the bracket has to be in situation - In-. As a result of turn of a bracket the plug is entered into a guide. Record a lock bracket.
7 Insert the control unit into an aperture of an assembly frame, having at the same time pressed and having recorded.
8 Install the radio receiver, address the Section Removal and installation of the radio receiver.


Heating without conditioner

 REMOVAL

9 Remove the radio receiver, address the Section Removal and installation of the radio receiver.
10 Remove all three regulators.
11 Turn out two screws under regulators of the fan of a heater and turn out the air distributor.
12 Hook a forward peak of the control unit and remove it.
13 Turn out four screws of fastening of an assembly frame.
14 Release control unit brackets at the left and on the right. Displace the control unit inside and remove an assembly frame.
15 Remove the drive roller from a reverse side of the control unit for what press the fixing bracket.
16 Disconnect draft and take out it.
17 Rasstykuyte microswitch socket.
18 Take out the control unit.
19 Take out the microswitch for what unclench brackets and release the switch.



 INSTALLATION

20 Install the microswitch so that the key showed up.
21 Insert the control unit into an aperture.
22 Join the socket.
24 Connect the roller of the drive of gates of the air distributor and record it.
25 Insert an assembly frame and fix it by screws.
26 Fix the control unit.
27 Put into place a forward peak and fix it by screws.
28 Put into place regulators, check reliability of their situation.
29 Install the radio receiver, address the Section Removal and installation of the radio receiver.