Service manual

SiENBE12-522A
iv Index
troubleshooting with the operation lamp ...............198
turning speed pulse input on the outdoor unit pcb
check..............................................................252
U
u0 ..........................................................................240
u2 ..........................................................................242
u4 ..........................................................................215
ua ..................................................................216, 243
uh ..........................................................................243
unspecified voltage (between indoor and outdoor
units) ......................................................216, 243
V
v1 ..............................................66, 68, 71, 73, 75, 77
varistor ............................................66, 68, 71, 73, 75
voltage detection function .....................................118
W
wide-angle louvers ..................................................84
wiring diagrams .....................................................309
wiring-error check..................................................116