A/C Components In Passenger Compartment, Servicing
A/C components in passenger compartment, servicing
NOTE: System components identified with an * must only be serviced or replaced after discharging refrigerant system. Use Kent Moore ACR4 or equivalent.
1 - A/C relay -J32-
2 - A/C system and heater fuse, -S23-
- 30 amps
3 - Instrument panel
- Removing and installing
4 - Temperature flap cable
5 - Heater switch -F102-
- For auxiliary heater B7W or D7W - not currently applicable to USA/Canada
- Removing and installing See Fig. 1
6 - A/C control head
- Includes A/C switch -E35-
- Vacuum hose layout
- Removing and installing See Fig. 2
7 - Fresh air blower switch -E9-
8 - Trim plate
9 - Second evaporator blower switch -E30-
- Only on vehicles with second (rear) evaporator
- To remove, carefully pry off with screwdriver
10 - Air intake duct with fresh air/recirculation flap*
11 - Fresh air/recirculating flap vacuum servo*
- Removing See Fig. 3
- Fresh air vent operation
- Vacuum hose layout
12 - Fresh air blower -V2-
- To replace, remove instrument panel and loosen right side of bracket -15-
- Apply silicone rubber sealant (locally available) to sealing surfaces
13 - Evaporator temperature switch -E33-
- Prevents evaporator from freezing
- Opens at temperatures beginning at -2 °C
- Insert sensor tube of temperature switch into evaporator 330 mm (13.0 in.)
- Removing and installing See Fig. 6
14 - Fresh air blower series resistance with overheat fuse -N24-
- Removing and installing See Fig. 4
15 - Bracket
16 - Footwell air outlet console
17 - Center air duct
- To remove, first remove instrument panel -3- and bracket -15-
18 - Evaporator water drain hose
- Installing in passenger compartment See Fig. 5
- Installing in engine compartment See Fig. 2
19 - Central flap vacuum servo
- Vacuum hose layout
- Directs air flow to outlets of closed instrument panel
20 - Central flap*
- Not available separately as a replacement part
21 - Heater/evaporator - housing*
22 - Footwell/defroster-flap*
- Not available separately as a replacement part
23 - Heater core*
- Seals must be bonded all around without gaps
24 - Footwell/defroster flap vacuum servo
- Duct: guides airflow to windshield
25 - Defroster duct
- To replace, first remove instrument panel
NOTE: System components identified with an * must only be serviced or replaced after discharging refrigerant system. Use Kent Moore ACR4 or equivalent.
Fig. 1 Auxiliary heater switch -F102-, removing and installing
NOTE: This switch is used for auxiliary heaters B7W (gas) or D7W (diesel) which are not currently available on USA/Canada vehicles.
1 - Switch for heater on -F102-
Remove switch screws
Remove switch -1-
Reinstall in reverse sequence
Fig. 2 A/C control head, removing and installing
1 - A/C control head
2 - Instrument panel center section (do not remove)
3 - Multi-point vacuum hose connector
Fig. 3 Fresh air/recirculating flap vacuum servo, removing and installing
- Remove glove box
- Remove screws -arrows-
- Rotate vacuum servo -1- and remove arm from lever
Fig. 4 Fresh air blower series resistance with overheat fuse -N24-, removing and installing
1 - Series resistor
2 - Overheat fuse
- Remove glove box
Fig. 5 Evaporator water drain hose, installing in passenger compartment
NOTE: Installing water drain hose in engine compartment
Hose must fit as shown in illustration or water will leak into passenger compartment.
- Install hose so that grommet seals tightly around hose
Fig. 6 Evaporator temp. switch -E33-, removing and installing
1 - Evaporator temperature switch
Do not bend sensor tube
2 - Cover
3 - Grommet
4 - Tape
Install tape on sensor tube 330 mm (13.0 in.) from end and sensor tube into evaporator up to tape
5 - Screw
6 - Screw