Remove the lid (1, Fig. 18.98) front compartment by moving it upwards. Remove the partition (2) of the heater by moving it upwards.
The installation of the heater partition should be carried out in the reverse order, while it is necessary to check for damage and, if necessary, replace the rubber seals (1, Fig. 18.99) channels on the left and right.
Lubricate the rubber seals (1) on the left and right with grease to facilitate the sliding of the rubber. Clean the guide grooves and coat them with grease to facilitate the sliding of the rubber. Insert the heater partition along the side guide grooves (channels).