Remove/Install Pre-Fuse Box - AR54.15-S-1352E

Model 447, 448 

Fig 1: Pre-Fuse Box Components Location - Model 447

Courtesy of MERCEDES-BENZ USA

Notice	Information on preventing damage to electronic components due to electrostatic discharge		AH54.00-P-0001-01A
Notice	Notes on carrying out repair work in the vehicle interior		AH68.00-D-0001-01KOS
	Remove/install
1	Remove seat base from right front seat		AR91.10-S-3000E
2	Remove on-board electrical system battery		AR54.10-S-0005E
3	Remove bolts (1)
4	Mark connections of electrical lines (2)
5	Remove battery positive line (3) from pre-fuse box (F1)	Note torque specification on housing of pre-fuse box (F1).
6	Remove electrical lines (2) from pre-fuse box (F1)	Note markings of electrical lines (2). Otherwise, the electrical lines (2) may be swapped when connected and cause damage to the electrical system. Note torque specifications on housing of pre-fuse box (F1).
7	Disconnect electrical connection (4) and remove pre-fuse box (F1)
8	Install in the reverse order