Daikin VRV X RXQ6-48ANR Series, Service Manual

Page: 254 / 297

Troubleshooting by Error Code SiME341909EA
248 Part 6 Service Diagnosis
YES
N O
YES
N O
4 or
more o u tdoor
u nits are connected u sing
the o u tdoor u nit m u lti
transmission
w irings.
YES
YES
There
is an error in
the connection of
indoor-o u tdoor, indoor-indoor,
and o u tdoor m u lti
transmission
w irings.
Modify the o u tdoor u nit m u lti
transmission w irings, and then
reset the po w er s u pply.
Replace the o u tdoor u nit main
PCB (A1P).
Modify the o u tdoor u nit m u lti
transmission w irings, and then
reset the po w er s u pply.
Replace the o u tdoor u nit main
PCB (A1P).
Replace the o u tdoor u nit main
PCB (A1P).
Rectify the error in the connection
of transmission
w irings, and then
reset the po w er s u pply.
One of
o u tdoor u nit
m u lti transmission w irings has
ca u sed w iring disconnection in it
or b een disconnected.
N O
The
capacity to
connect indoor u nits
falls w ithin the specified
range.
Check the capacity to connect
indoor
u nits.
Diagnosis Flo w chart-6
(Man u al address setting error for
sla v e 1, 2)
Error code S ub code
U7-06
Diagnosis Flo w chart-7
(Connection of 4 or more o u tdoor u nits
in the same system)
Error code S ub code
U7-07
Diagnosis Flo w chart- 8
(Connection of excess indoor u nits
for test operation)
Error code S ub code
U7-11
N O