Manual Transmission

Removing And Installing Complete Heater

Tools







Technical values







Preliminary work
Remove left front wheel.
Remove front left wheel housing liner.

Removing complete heater












1. Unlock central plug -arrow A- and remove -arrow B-.

INFORMATION: Before disconnecting the water lines, it is essential to observe the safety instructions.

2. Drain coolant.







3. Clamp the two upper hoses -b- using a hose clamp 3094 -d-.
4. Clamp the two lower hoses -c- using a hose clamp 3094 -d-.







5. Undo the fastening screw -arrow 1- and push the clamp downwards -arrow-.







6. Release both spring band clamps using assembly pliers for spring band clamps, Cayenne hose connections NR.72-1 -a- (-arrows A-) and slide them off the adapters -arrow B-.
7. Pull the two hoses off the lines -arrow C and D-.







8. Loosen the spring band clamps using the assembly pliers for spring band clamps, Cayenne hose connections NR.72-1 -a- (-arrows A-) and slide them off the adapters -arrow B-.







9. Pull out muffler downwards -arrow A-.
10. Unscrew fastening screws -arrows 2-.
11. Pull out both lines together with the holder downward out of the hoses -arrows B-.







12. Unscrew fastening nut -arrow 3-.
13. Pull the two lines down and out of the hoses -arrows-.







14. Unclip fuel line at the water tube -arrow-.

INFORMATION: Before disconnecting the fuel line, it is essential to observe the safety instructions.







15. Loosen the clamp -arrow A- and take out the fuel line along with the connecting hose -arrow B-.







16. Unscrew the fastening nut -4- and the fastening screw -5- and undo the holder with the lines.







17. Unscrew the fastening screws -arrows 6-, disengage the holder -arrow A- and take out the complete heater -arrow B-.

Installing complete heater







1. Engage the holder with the complete heating to the wheel housing -arrow A- and screw down the fastening screws -arrows 6-. - Tightening torque: 8 Nm (6 ft-lb.)







2. Push together the fuel line with the connecting hose -arrow A- and secure using the hose clamp -arrow B-.







3. Clip in fuel line at the water tube -arrow-.







4. Place the holder with the lines onto the threaded pin -arrow- and screw down the fastening nut -4- and the fastening screw -5-. - Tightening torque: 8 Nm (6 ft-lb.) - Tightening torque: 8 Nm (6 ft-lb.)

INFORMATION: Before connecting the water hoses, apply suitable rubber lubricant to the flanges.







5. Insert the lines into both hoses -arrows A-.
6. Connect the muffler to the exhaust pipe -arrow B-.
7. Tighten the holder with the fastening screws -arrows 2-. When doing this, first screw in the inner fastening screw. - Tightening torque: 8 Nm (6 ft-lb.)
8. Slide the clamp over the connection area -arrow C- and screw in the fastening screw -1-.
9. Slide the spring band clamps onto the connections using the assembly pliers for spring band clamps, Cayenne hose connections NR.72-1 -a- (-arrow D-) and align with the markings on the hose.
10. Relieve spring band clamps -arrows E- and secure the hoses.







11. Press in the lines into both hoses -arrows A- and screw down the fastening nut -3- on the side member. - Tightening torque: 2 Nm (1.5 ft-lb.)
12. Slide the spring band clamps onto the connections using the assembly pliers for spring band clamps, Cayenne hose connections NR.72-1 -a- (-arrow B-) and align with the markings on the hose.
13. Relieve spring band clamps -arrows C- and secure the hoses.







14. Push both hoses onto the lines -arrows A-.
15. Slide the spring band clamps onto the connections using the assembly pliers for spring band clamps, Cayenne hose connections NR.72-1 -a- (-arrow B-) and align with the markings on the hose.
16. Relieve spring band clamps -arrows C- and secure the hoses.
17. Unscrew the hose clamp 3094 and remove it.







18. Push together the plug connection -arrows A- until the locking lug -arrow B- engages securely.

Subsequent work
1. Fill in coolant and bleed cooling system.
2. Install front left wheel housing liner.
3. Installing front left wheel.