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4. Service procedures
1
2
3
4
Section
– 69 –
SM830076
15) Symptom: LCD on the remote controller displays “CHECK E16”.
No
No
No
Yes
Yes
0647_M_S
Start
Repair the wiring.
When the group of the units are
installed, is there any mis-cross
between inter unit control wiring and
refrigerant tubing?
Confirm less than 5 indoor units are
connected.
Select indoor units which match with
the outdoor capacity.
Are the total capacities of indoor units
to that of outdoor units more than 107%?
16) Symptom: LCD on the remote controller displays “CHECK L13”.
No
Yes
0648_M_S
Start
Repair the wiring.
When the group of the units are
installed, is there any mis-cross
between inter unit control wiring and
refrigerant tubing?
Check the capacity of the indoor unit
by remote controller.
See Test Run Manual.
17) “Check P9” is displayed on the remote control unit.
Yes
Yes
0649_M_S
Start
Connect firmly.
Is 15P connector socket (RED)
being attached to panel
connected firmly with 15P plug?
Replace P.C.B. Ass’y in the
indoor unit.