Dometic RM 8400 Mode D'emploi page 55

Fan (optional) RM(S) 8xx1, RM(S) 8xx5 :
1
= 12V OUT / 12 V power supply for optional connections
1
= Ground connection heating element 12VDC
A
= Positive connection, heating element 12VDC
B
= Ground connection electronics 12VDC
C
= Positive connection electonics 12VDC
D
For MES and AES it is compulsory to provide
a permanent 12V DC supply at the terminals
C/D (permanent voltage supply for functional
electronics
27
Fig. 46