90
1. Data display of system information (Displayed on the header outdoor unit only)
∗ mark: Indicates none on display
SW01
1
SW02
1
2
3
4
5
6
7
8
9
SW03
3
Display contents
Refrigerant name Displays refrigerant name. A B
Model with refrigerant R410A r4 10A
Model with refrigerant R407C r4 07C
System capacity A [ 5] to [48] : 5 to 48HP
B [HP]
No. of outdoor units A [ 1] to [ 4] : 1 to 4 units
B[ P]
No. of connected indoor units/ A [ 0] to [48] : 0 to 48 units (No. of connected units)
No. of units with cooling thermo ON
B [C0] to [C48] : 0 to 48 units (No. of units with cooling thermo ON)
No. of connected indoor units/ A [ 0] to [48] : 0 to 48 units (No. of connected units)
No. of units with heating thermo ON
B [H0] to [H48] : 0 to 48 units (No. of units with heating thermo ON)
Compressor command A Data is displayed with hexadecimal notation
correction amount
B
Release control A Normal time : [ r], During release control: [r1]
B —
Oil-equalization control A Normal time : [oiL-0]
B During oil equation : [oiL-1]
Oil-equalization request A Displays with segment LED lighting pattern
B
10
11
12
13
14
15
16
Refrigerant/oil recovery operation A During sending of cooling refrigerant oil recovery signal : [C1].
Normal time : [C ]
B During sending of heating refrigerant oil recovery signal : [H1].
Normal time : [H ]
Automatic address A [Ad]
B Automatic addressing : [FF], Normal time : [ ]
Demand operation A [dU]
B Normal time : [ ]. In 50% to 90% : [ 50 to 90]
When controlling by communication line input : [E50 to E90]
Optional control (P.C. board input) Displays optioned control status A B
Operation mode selection : In heating with priority (Normal) h.∗∗.∗.∗.
Priority on cooling c.∗∗.∗.∗.
Heating only H.∗∗.∗.∗.
Cooling only C.∗∗.∗.∗.
Priority on No. of operating indoor units n.∗∗.∗.∗.
Priority on specific indoor unit U.∗∗.∗.∗.
Batch start/stop : Normal ∗.
…
. ∗.∗.∗.
Start input ∗.1. ∗.∗.∗.
Stop input ∗.0. ∗.∗.∗.
Night low-noise operation : Normal ∗.∗.
…
.∗.∗.
Operation input ∗.∗.1.∗.∗.
Snow fan operation : Normal ∗.∗. ∗.
…
.∗.
Operation input ∗.∗. ∗.1.∗.
Option control (BUS line input) Same as above
Unused
— A —
B —
G
A
D
FB
EC
Dp
Display A Display B
F in the left figure goes on:
Header requests oil equalization.
C in the left figure goes on:
Follower requests oil-equalization.
(Outdoor unit number)
U2 U3 U4