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11-4-2. How to set rotation function (Back-up function, 2nd stage cut-in function)
You can set these functions by wired remote controller. (Maintenance monitor)
• System constraint
· This function is available only in cooling mode.
Ex.) Set temp. by R/C = 20:
Set point = 26:
When request code number is “323”.
26: 2nd unit Cut-in
4:
22: 2nd unit Cut-out
20:
Both main and sub unit should be set in same setting.
Every time replacing indoor controller board for servicing, the function should be set again.
NOTICE
[2nd stage cut-in function]··· Request code number "322–324"
Start operation Sub unit start operation
Room temp. ] Set point
Sub unit stop
Run
Stop StopRun
Main
unit
IC-1
Sub
unit
IC-2
Room temp. < Set point −4:
(1) Request Code List
Rotation setting
Initial
setting
Initial
setting
2nd unit cut-in setting
Setting contents
Setting No.
(Request code)
No.7
(316)
No.8
(317)
No.9
(318)
Rotation and Back-up OFF (Normal group control operation)
Monitoring the request code of current setting
Setting No.
(Request code)
No.1
(310)
No.2
(311)
No.3
(312)
No.4
(313)
No.5
(314)
No.6
(315)
Cut-in function OFF
Monitoring the request code of current setting
Setting contents
Rotation ON (Alternating interval = 28days) and back-up function
Rotation ON (Alternating interval = 14days) and back-up function
Rotation ON (Alternating interval = 1day) and back-up function
Back-up function only
No.5
(324)
Rotation ON (Alternating interval = 7days) and back-up function
Rotation ON (Alternating interval = 5days) and back-up function
Rotation ON (Alternating interval = 3days) and back-up function
No.1
(320)
No.2
(321)
No.3
(322)
No.4
(323)
Cut-in function ON(Set point = Set temp.+ 4°C (7.2°F)
Cut-in function ON(Set point = Set temp.+ 6°C (10.8°F)
Cut-in function ON(Set point = Set temp.+ 8°C (14.4°F)
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