7
High Wall Easy Wiring Guide – 4 core method
• Interconnecting power supply must be
locally isolated with a 5amp switch fuse
spur to protect the indoor PCB
• ‘S’ must not be switched (crimp straight
through)
• Move the spade connection of W at the
condensing unit to the spare way on
1(L) (see next page for explanation)
L,N,E
L,N,E,S
L,N,E,S