E 320 4MATIC Sedan (210.082) V6-3.2L (112.941) (1999)
Heater Core: Service and Repair
Remove and install heat exchanger
1.1 Remove heater unit
1.2 Remove AC housing
2
Unscrew bolts (51) on cover (50)
3
Unclip 8 clamps
4
Remove cover (50)
5
Remove guide for heating water flow pipe (53) (screws 54)
6
Remove heating water return line (d), (screws 55)
7
Disconnect socket yoke for heating water flow pipe (c)
CAUTION: Installation: Replace socket yoke.
8
Remove heat exchanger (60) together with the heating water pipes (c, d)
NOTE: Clean heater housing from inside, if necessary remove escaping coolant.
9
Detach heating water pipes (c, d) on heat exchanger, remove screws (57)