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10. 7-Segment Display Function
10-1. Display of System Information (Displayed on Header Outdoor Unit Only)
Display detail
SW01 SW02 SW03
1
1
3
15
−
2
System capacity
A […8]~[120]:8 to 120 HP
B [HP]
3
No. of outdoor units
A […1]~[…5]:1 to 5
B […P]
4
No. of indoor units connected / No.
of units with cooling thermostat ON
(1) [... ... ... 0 ] ~ [ ... ... 128 ] : 0 ~ 128 (Number of connected units)
(2) [ C ... ... 0 ] ~ [ C ... 128 ] : 0 ~ 128 (Number of cooling thermostat ON)
*Switch the display of (1) and (2) with SW04
5
No. of indoor units connected / No.
of units with heating thermostat ON
(1) [ ... ... ... 0 ] ~ [ ... ... 128 ] : 0 ~ 128 (Number of connected units)
(2) [ H ... ... 0 ] ~ [ H ... 128] : 0 ~ 128 (Number of heating thermostat ON)
*Switch the display of (1) and (2) with SW04
6
Amount of compressor command
correction
A Value displayed in hexadecimal format
B
7
Release control
A
B
Normal: [r. …], During release control: [r.1]
–
8
Oil equalization control
Normal: [oiL-0]
During oil equalization control: [oiL-1]
9
Oil equalization request
A Displayed through LED segment lighting pattern
B
10
Refrigerant/oil recovery operation
A Oil recovery in cooling: [C1], Normal: [C …]
B
11
Automatic addressing
A
B
12
Power peak-cut
A
Refrigerant recovery in heating: [H1], Normal: [H …]
[Ad]
During automatic addressing: [… FF], Normal: [… … …]
[dU]
Normal: [… … …], During 50-90% capacity operation: [_50-_90]
While control is based on BUS line input: [E50-E90]
13
B
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1
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1
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A
h.
∗
.
c.
∗
.
H.
∗
.
C.
∗
n.
∗
.
U.
∗
.
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∗
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.
Displays optional control status
Optional control (P.C. board input)
Operation mode selection: During priority heating (normal)
Priority cooling
Heating only
Cooling only
Priority given to No. of indoor units in operation
Priority given to specific indoor unit
External master ON/OFF: Normal
Start input
Stop input
Night operation: Normal
Start input
Snowfall operation: Normal
Start input
14
Optional control
(BUS line input)
Same as above
16
–
15
–
–
F
G
A
D
1
U
2
U
U3
U4
U5
Dp
B
E
Display section A Display section B
Outdoor unit No.
"A" Light on : Header . Oil equalization demand
"F" Light on : Header . Oil equalization demand
"C" Light on : Follower . Oil equalization demand
−
–
No. of HWM (Hot water module)
recorded on the I/F P.C.board
[ ho ]
[...0] to [...2] = 0 to 2
A
B
A
B
–
