SM-18006
3-25
TROUBLESHOOTING
(C) Indoor Unit Information
This information is indicated at main water source unit (Unit A) only.
Select the indoor unit number for the information indication. Press PSW4 (▼) to move forward or PSW2 (▲)
to move backward.
The information is displayed alternately as “Item” → “Details”.
No.1
No.63
Unit No.
No.0
Indication
NOTE:
For indoor unit connecting to change-over box,
“ ” will be indicated next to “d”.
(Example)
Instance of change-over box connecting to
Indoor Unit No.5; the indication is as shown
at the left.
Item
7-Segment Display
Details
SEG2 SEG1
*1
1 Indoor Unit No. Indoor Unit No. Indication
2 Indoor Unit Capacity
Unit Capacity Indication
Refer to "Indoor Unit Capacity Table"
3
Indoor Expansion
Valve Opening
[%]
4
Indoor Heat Exchanger
Liquid Piping Temp.
[ºF (ºC)] *2
5
Indoor Heat Exchanger
Gas Piping Temp.
[ºF (ºC)] *2
6 Air Inlet Temp. [ºF (ºC)] *2
7 Air Outlet Temp. [ºF (ºC)] *2
8
Cause Code of
Indoor Unit Stoppage
Cause of Indoor Unit Stoppage
Refer to "Cause Code of Indoor Unit Stoppage"
*1: The indoor unit No. is indicated on the one digit of "SEG1".
*2: If Function Setting "Fd"=1, indication unit is converted to [ºC] from [ºF].
(D) Alarm Code Information
This information is indicated at main water source unit (Unit A) only.
Press PSW4 (▼) to move forward or PSW2 (▲) to move backward.
The information is displayed alternately as “Item” → “Details”.
Item
7-Segment Display
Details
SEG2 SEG1
1 Alarm Cause Code
Latest W.S. Stoppage Alarm Code Indication
Refer to “Alarm Code Table”.
2
Override (Degeneration)
Control for Pressure Ratio
Decrease Protection
Override (Degeneration)
Control for High Pressure
Increase Protection
Override (Degeneration)
Control for Inverter Temp.
Increase Protection
Override (Degeneration)
Control for Discharge Gas
Temp. Increase Protection
Override (Degeneration)
Control for Td SH
Decrease Protection
Override (Degeneration)
Control for Overcurrent
: Override (Degeneration) Control is not Activated.
: Override (Degeneration) Control is Activated.
3
: Override (Degeneration) Control is not Activated.
: Override (Degeneration) Control is Activated.
4
: Override (Degeneration) Control is not Activated.
: Override (Degeneration) Control is Activated.
5
: Override (Degeneration) Control is not Activated.
: Override (Degeneration) Control is Activated.
6
: Override (Degeneration) Control is not Activated.
: Override (Degeneration) Control is Activated.
7
: Override (Degeneration) Control is not Activated.
: Override (Degeneration) Control is Activated.
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