Sanyo KH2442 / CH2442 User Manual

Page 173

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Section

IV - 17

SM830082

4. Service procedures

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

2100_M_S

Start

Connect firmly.

Is PNL connector socket
being attached to panel
connected firmly with PNL plug?

Replace P.C.B. Ass’y in the
indoor unit.

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