Installing Additional Air Conditioner
Information
Before re-installing the additional air conditioner, always check the following points:
- Check the water drain hose for any cracks, deformities and other damage.
- Wet the O-rings of the refrigerant lines with refrigerant oil.
- Clean bonding surfaces on holder for refrigerant lines on the body and additional air conditioner.
- Check fastening elements -1-
and rubber sleeves -2-
for damage and check that they are fitted correctly
Fastening elements
- Install additional air conditioner -1-
.
Additional air conditioner
- 3.1 Fit additional air conditioner -1- into the front air duct -2- (-arrow A- ).
- 3.2 Fit additional air conditioner -1- at the rear into the rear air duct -3- and engage it in the fastening elements on the tunnel -arrow B- .
- Secure electric line for additional air conditioner at the right.
- 4.1 Connect and lock electric plug connection -1- .
- 4.2 Clip in clips -2- .
Electric plug connection for additional air conditioner at the right
- Install insulating mat -1-
.
Insulating mat
- Connect and lock electric plug connections -2-
for rear temperature sensors -1-
.
Rear temperature sensors
- Secure refrigerant lines for additional air conditioner -1 and 2-
.
Refrigerant lines on additional air conditioner
- 7.1 Replace sealing rings on refrigerant lines for additional air conditioner.
- 7.2 Position refrigerant lines for additional air conditioner -1 and 2- .
- 7.3 Position new holder for refrigerant lines for additional air conditioner -6- .
- 7.4
Screw on and tighten nut on holder for refrigerant lines for additional air conditioner -5-
.
> Tightening torque 9 Nm (6.6 ftlb.)
- 7.5
Screw on and tighten nuts on holder -4-
.
> Tightening torque 2.5 Nm (1.8 ftlb.)
- Secure heat protection on tunnel -1-
.
Heat protection on tunnel
- 8.1 Position heat protection on tunnel -1- .
- 8.2 Position holder -3- and secure clamping washers -2- .
- Secure coolant hoses on additional air conditioner -1-
.
Coolant hoses on additional air conditioner
- 9.1 Position and connect coolant hoses on additional air conditioner -1- .
- 9.2 Fasten spring band clamp -3- using ≥ VAS 6891 - spring band clamp pliers .
- 9.3
Screw on and tighten nuts -2-
.
> Tightening torque 5 Nm (3.7 ftlb.)
- 9.4 Remove ≥ 3094 - hose clamps .
- Install heat protection for side of tunnel at the rear -1-
.
Heat protection for side of tunnel, rear
- 10.1 Position heat protection for side of tunnel at the rear -1- .
- 10.2
Screw on and tighten nuts -2-
.
> Tightening torque 2.5 Nm (1.75 ftlb.)
- Install heat protection for side of tunnel at the front -1-
.
Heat protection for side of tunnel, front
- 11.1 Position heat protection on side of tunnel at the front -1- .
- 11.2
Screw on and tighten nuts -2-
.
> Tightening torque 2.5 Nm (1.75 ftlb.)
- Install heat shield on rear cardan shaft -1-
.
Heat shield on rear cardan shaft
- 12.1 Position heat shield on rear cardan shaft -1-.
- 12.2
Screw on and tighten nuts -2-.
> Tightening torque 2.1 Nm (1.5 ftlb.)
- Install rear underbody cover at the centre -3-
.
Rear underbody cover, centre
- 13.1 Position rear underbody cover at the centre -3- .
- 13.2 Install expansion rivets -1- .
- 13.3
Fit and tighten screws -4-
.
> Tightening torque 3 Nm (2.2 ftlb.)
- 13.4
Screw on and tighten nut -2-
.
> Tightening torque 2 Nm (1.5 ftlb.)