Just in case you can not remove the German side paper so you can see the English names for the fuses, here is what it says on my 1977 280SL.
1 1 Clock, antenna, glove box light, boot light, foot well lights, doom light, entrance light – 8A
2 2 Auxiliary fan – if equipped – 16A
3 3 Power window motor (front right) – 16A
4 4 Power window motor (front left) – 16A
5 5 Horn – 16A
6 6 Blower motor – 16A
7 7 Heated rear window – 25A
8 8 Back up lights – 8A
9 9 Fog lamps, rear fog lamps – 8A
10 10 Stop lamps, turn signals, instrument cluster, tachometer – 8A
11 11 Windshield wiper, windshield washer pump, optical horn – 16A
12 12 Cigar lighter – 8A
13 13 Tail/parking/standing light right, lighting for license plate, dash board, shift indicator, hazard warn flasher. – 8A
14 14 Radio – 5A
15 15 Fog lamp, rear fog lamp – 8A
16 16 Tail/parking/standing light left, parking tail light left – 8A
17 17 High beam right, high beam indicator – 8A
18 18 High beam left – 8A
19 19 Low beam right – 8A
20 20 Low beam left – 8A
Jerry - 1977 280SL (Euro) Edgewood, Washington