Service Manual

*2 : If one of compressor fails, backup operation will be performed by the remaining compressors.( For starting the system SET4-2 switching is required)
*3 : If one of compressor fails, all units will be abnormal stop.
Push switch on
outdoor unit PCB
[ F2 ]
Setting mode
Setting Mode
ITEM
CODE No.
ITEM
CODE No.
Setting Function DefaultClassification
40
Low noise Capacity priority setting
00 Off (quiet priority)
01
On (capacity priority)
41 Low noise mode setting 00
Off (Normal)
01
On (Low noise mode operation is always done)
42
60
Low noise mode operation
00
Level 1 (55dB)
01
00
01
Level 2 (50dB)
setting 1
(in low noise mode)
level setting
Forbidden
Back up operation
Change of
function 3
Change of
function 4
61,62,63
On
Off
00*2
01*3
On
Off
70 Electricity meter No. setting 1
(Set the ones digit and tens digit of the No
of the electricity meter connected to CN135.)
71 Electricity meter No. setting 2
(Set the hundreds digit of the No. of the
electricity meter connected to CN135.)
72 Electricity meter pulse setting 1
(Set the ones digit and tens digit of the No. of
the electricity meter pulse setting connected
to CN135.)
73 Electricity meter pulse setting 2
(Set the hundreds digit and thousands digit
of the electricity meter pulse setting connected
to CN135.)
00~99
*4
Setting number x00~x99
00
00
00
00
00~02
*4
Setting number 0xx~2xx
00~99
*5
Setting number xx00~xx99
00~99
*5
Setting number 00xx~99xx
( Refer to Design & Technical Manual for details.)
( Refer to Design & Technical Manual for details.)
( Refer to Design & Technical Manual for details.)
( Refer to Design & Technical Manual for details.)
*4 : When electricity meter No. is set to "000" and "201 to 299", the pulses input to CN135 become ineffective.
*1 : Do not set this for outdoor units with Slave setting.
Available setting number is "001" to "200"
*5 : When the electricity meter pulse setting is set to "0000", the pulses input to CN135 become ineffective.
Available setting number is "0001" to "9999"
01-23