Heater tap in the engine compartment
Heater tap connecting hose
Cable drive for heater control
Installation dimensions of the heater mounting bracket
a = 165.0 mm
b = 217.0 mm
1. Remove the floor mats from the recesses of the front passenger compartment floor, and then the lower instrument panel panel.
Material created based on the website: Mercedesman.ru
2. Remove the center console.
3. Move the front seats to the rearmost position.
4. Drain the fluid from the engine cooling system.
5. Disconnect the heater hoses in the engine compartment.
6. Remove the glove box and disconnect the glove box light switch wiring.
7. Loosen the mounting screws and remove the air ducts to the rear seat and the air ducts installed on the gearbox tunnel.
8. Disconnect the air supply hose from the heater and remove the outside air supply flap lever.
9. Unscrew the bracket fastening to the gearbox tunnel, unscrew the bolt from the instrument panel.
10. Disconnect the wiring connector and all its connectors. Also disconnect the heater control cable.
11. Unscrew the upper nuts and lower mounting bolts.
12. Close the outside air supply flap, then move the heater downwards out of the glass heating nozzle and remove it together with the fluid supply and outlet pipes.
13. Installation is carried out in the reverse order of removal, wetting the windshield heating nozzle with soapy water. The lower bracket should be installed in the position shown in the figure. Fill the engine cooling system with fluid.