Cabin
Disassembly of rear window wiper (410-1) - remove cover
(410-1-6), wiper, nut on the shaft of wiper 1, bolts (410-9) see,
clamps (410-1-1) with the wiper motor (410-1-10).
Removing the front wiper and fan
Remove bolts (169-19) of the upper cover (169-1).
Remove fan holder (169-5).
Unbend fan (169-14) and put aside.