Switches In Bottom Cover
Quiescent current retention unit
disconnect, connect.
Insert (1) of ashtray
take out, insert.
Screw (2)
slacken, do not unscrew fully, tighten.
Panel (3)
take off, fit on.
Frame (4) at selector lever
remove, install.
Screws (5)
unscrew, screw in.
Bottom cover (6)
raise at ashtray and take out to the front; insert from the front.
Electrical connections
unplug, plug in.
Switches (arrows)
unclip, clip in.
Commercially available tester
Quiescent current retention unit e.g. Hans Zeheter CMP 12.2